gen-header: new module

Simplify header generation by using Makefile variables
defined by a new gen-header module.
* modules/gen-header: New module.
* modules/alloca-opt, modules/argz, modules/arpa_inet:
* modules/assert-h, modules/byteswap:
* modules/ctype, modules/dirent, modules/dynarray, modules/errno:
* modules/execinfo, modules/fcntl-h, modules/float:
* modules/fnmatch-h, modules/getopt-posix, modules/glob-h:
* modules/iconv-h, modules/ieee754-h, modules/inttypes-incomplete:
* modules/langinfo, modules/libtextstyle-optional, modules/limits-h:
* modules/locale, modules/malloc-h, modules/math, modules/monetary:
* modules/net_if, modules/netdb, modules/netinet_in:
* modules/openmp-init, modules/poll-h:
* modules/pthread-h, modules/pty, modules/sched:
* modules/scratch_buffer, modules/search, modules/selinux-h:
* modules/signal-h, modules/sigsegv:
* modules/spawn, modules/stdalign, modules/stdarg, modules/stdbool:
* modules/stddef, modules/stdint, modules/stdio, modules/stdlib:
* modules/stdnoreturn, modules/string, modules/strings:
* modules/sys_file, modules/sys_ioctl, modules/sys_random:
* modules/sys_resource, modules/sys_select, modules/sys_socket:
* modules/sys_stat, modules/sys_time, modules/sys_times:
* modules/sys_types, modules/sys_uio, modules/sys_utsname:
* modules/sys_wait, modules/sysexits, modules/termios:
* modules/threads-h, modules/time, modules/uchar:
* modules/unicase/base, modules/unicase/special-casing:
* modules/uniconv/base, modules/unictype/base, modules/unigbrk/base:
* modules/unilbrk/base, modules/uniname/base, modules/uninorm/base:
* modules/unistd, modules/unistdio/base, modules/unistr/base:
* modules/unitypes, modules/uniwbrk/base, modules/uniwidth/base:
* modules/utime-h, modules/wchar, modules/wctype-h:
Depend on gen-header, and use its macros to simplify
header generation.

ChangeLog

@@ -1,3 +1,40 @@
+2021-12-24  Paul Eggert  <eggert@cs.ucla.edu>
+
+	gen-header: new module
+	Simplify header generation by using Makefile variables
+	defined by a new gen-header module.
+	* modules/gen-header: New module.
+	* modules/alloca-opt, modules/argz, modules/arpa_inet:
+	* modules/assert-h, modules/byteswap:
+	* modules/ctype, modules/dirent, modules/dynarray, modules/errno:
+	* modules/execinfo, modules/fcntl-h, modules/float:
+	* modules/fnmatch-h, modules/getopt-posix, modules/glob-h:
+	* modules/iconv-h, modules/ieee754-h, modules/inttypes-incomplete:
+	* modules/langinfo, modules/libtextstyle-optional, modules/limits-h:
+	* modules/locale, modules/malloc-h, modules/math, modules/monetary:
+	* modules/net_if, modules/netdb, modules/netinet_in:
+	* modules/openmp-init, modules/poll-h:
+	* modules/pthread-h, modules/pty, modules/sched:
+	* modules/scratch_buffer, modules/search, modules/selinux-h:
+	* modules/signal-h, modules/sigsegv:
+	* modules/spawn, modules/stdalign, modules/stdarg, modules/stdbool:
+	* modules/stddef, modules/stdint, modules/stdio, modules/stdlib:
+	* modules/stdnoreturn, modules/string, modules/strings:
+	* modules/sys_file, modules/sys_ioctl, modules/sys_random:
+	* modules/sys_resource, modules/sys_select, modules/sys_socket:
+	* modules/sys_stat, modules/sys_time, modules/sys_times:
+	* modules/sys_types, modules/sys_uio, modules/sys_utsname:
+	* modules/sys_wait, modules/sysexits, modules/termios:
+	* modules/threads-h, modules/time, modules/uchar:
+	* modules/unicase/base, modules/unicase/special-casing:
+	* modules/uniconv/base, modules/unictype/base, modules/unigbrk/base:
+	* modules/unilbrk/base, modules/uniname/base, modules/uninorm/base:
+	* modules/unistd, modules/unistdio/base, modules/unistr/base:
+	* modules/unitypes, modules/uniwbrk/base, modules/uniwidth/base:
+	* modules/utime-h, modules/wchar, modules/wctype-h:
+	Depend on gen-header, and use its macros to simplify
+	header generation.
+
 2021-12-24  Bruno Haible  <bruno@clisp.org>
 
 	passfd: Fix compilation error on IRIX.

modules/alloca-opt

@@ -8,6 +8,7 @@ lib/alloca.in.h
 m4/alloca.m4
 
 Depends-on:
+gen-header
 
 configure.ac:
 gl_FUNC_ALLOCA
@@ -23,10 +24,10 @@ if GL_GENERATE_ALLOCA_H
 alloca.h: alloca.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''HAVE_ALLOCA_H''@|$(HAVE_ALLOCA_H)|g' < $(srcdir)/alloca.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	  -e 's|@''HAVE_ALLOCA_H''@|$(HAVE_ALLOCA_H)|g' \
+	  $(srcdir)/alloca.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 alloca.h: $(top_builddir)/config.status
 	rm -f $@

modules/argz

@@ -7,6 +7,7 @@ lib/argz.c
 m4/argz.m4
 
 Depends-on:
+gen-header
 memmove         [test -n "$ARGZ_H"]
 mempcpy         [test -n "$ARGZ_H"]
 stpcpy          [test -n "$ARGZ_H"]
@@ -31,10 +32,8 @@ if GL_GENERATE_ARGZ_H
 argz.h: argz.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/argz.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/argz.in.h
+	$(AM_V_at)mv $@-t $@
 else
 argz.h: $(top_builddir)/config.status
 	rm -f $@

modules/arpa_inet

@@ -8,6 +8,7 @@ m4/sys_socket_h.m4
 m4/socklen.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -26,8 +27,8 @@ BUILT_SOURCES += arpa/inet.h
 # doesn't have one.
 arpa/inet.h: arpa_inet.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H) $(ARG_NONNULL_H)
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/arpa'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -44,9 +45,8 @@ arpa/inet.h: arpa_inet.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/arpa_inet.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/arpa_inet.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += arpa/inet.h arpa/inet.h-t
 MOSTLYCLEANDIRS += arpa
 

modules/assert-h

@@ -7,6 +7,7 @@ lib/verify.h
 m4/assert_h.m4
 
 Depends-on:
+gen-header
 include_next
 
 configure.ac:
@@ -23,8 +24,8 @@ if GL_GENERATE_ASSERT_H
 assert.h: assert.in.h verify.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
+	$(AM_V_at){ $(SED_HEADER_STDOUT) \
+	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
 	      -e 's|@''NEXT_ASSERT_H''@|$(NEXT_ASSERT_H)|g' \
@@ -34,8 +35,8 @@ assert.h: assert.in.h verify.h $(top_builddir)/config.status
 	      -e 's|_GL_VERIFY|_GL_STATIC_ASSERT|g' \
 	      -e 's|_GL\(_STATIC_ASSERT_H\)|_${gl_include_guard_prefix}\1|g' \
 	      < $(srcdir)/verify.h; \
-	} > $@-t && \
-	mv $@-t $@
+	} > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 assert.h: $(top_builddir)/config.status
 	rm -f $@

modules/byteswap

@@ -6,6 +6,7 @@ lib/byteswap.in.h
 m4/byteswap.m4
 
 Depends-on:
+gen-header
 
 configure.ac:
 gl_BYTESWAP
@@ -21,10 +22,8 @@ if GL_GENERATE_BYTESWAP_H
 byteswap.h: byteswap.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/byteswap.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/byteswap.in.h
+	$(AM_V_at)mv $@-t $@
 else
 byteswap.h: $(top_builddir)/config.status
 	rm -f $@

modules/ctype

@@ -7,6 +7,7 @@ m4/ctype_h.m4
 
 Depends-on:
 extern-inline
+gen-header
 include_next
 snippet/c++defs
 snippet/warn-on-use
@@ -24,8 +25,8 @@ BUILT_SOURCES += ctype.h
 ctype.h: ctype.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -34,9 +35,8 @@ ctype.h: ctype.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	      -e 's/@''HAVE_ISBLANK''@/$(HAVE_ISBLANK)/g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/ctype.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/ctype.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += ctype.h ctype.h-t
 
 Include:

modules/dirent

@@ -8,6 +8,7 @@ m4/unistd_h.m4
 m4/pid_t.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -26,8 +27,8 @@ BUILT_SOURCES += dirent.h
 dirent.h: dirent.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_DIRENT_H''@|$(HAVE_DIRENT_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -57,9 +58,8 @@ dirent.h: dirent.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/dirent.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/dirent.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += dirent.h dirent.h-t
 
 Include:

modules/dynarray

@@ -14,6 +14,7 @@ lib/malloc/dynarray_resize_clear.c
 Depends-on:
 c99
 builtin-expect
+gen-header
 libc-config
 stdbool
 stddef
@@ -27,24 +28,23 @@ BUILT_SOURCES += malloc/dynarray.gl.h malloc/dynarray-skeleton.gl.h
 
 malloc/dynarray.gl.h: malloc/dynarray.h
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/malloc'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e '/libc_hidden_proto/d' < $(srcdir)/malloc/dynarray.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	  -e '/libc_hidden_proto/d' \
+	  $(srcdir)/malloc/dynarray.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += malloc/dynarray.gl.h malloc/dynarray.gl.h-t
 
 malloc/dynarray-skeleton.gl.h: malloc/dynarray-skeleton.c
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/malloc'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|<malloc/dynarray\.h>|<malloc/dynarray.gl.h>|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|<malloc/dynarray\.h>|<malloc/dynarray.gl.h>|g' \
 	      -e 's|__attribute_maybe_unused__|_GL_ATTRIBUTE_MAYBE_UNUSED|g' \
 	      -e 's|__attribute_nonnull__|_GL_ATTRIBUTE_NONNULL|g' \
 	      -e 's|__attribute_warn_unused_result__|_GL_ATTRIBUTE_NODISCARD|g' \
 	      -e 's|__glibc_likely|_GL_LIKELY|g' \
 	      -e 's|__glibc_unlikely|_GL_UNLIKELY|g' \
-	      < $(srcdir)/malloc/dynarray-skeleton.c; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/malloc/dynarray-skeleton.c > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += malloc/dynarray-skeleton.gl.h malloc/dynarray-skeleton.gl.h-t
 
 lib_SOURCES += malloc/dynarray_at_failure.c \

modules/errno

@@ -6,6 +6,7 @@ lib/errno.in.h
 m4/errno_h.m4
 
 Depends-on:
+gen-header
 include_next
 
 configure.ac:
@@ -22,8 +23,8 @@ if GL_GENERATE_ERRNO_H
 errno.h: errno.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -34,9 +35,8 @@ errno.h: errno.in.h $(top_builddir)/config.status
 	      -e 's|@''ENOLINK_VALUE''@|$(ENOLINK_VALUE)|g' \
 	      -e 's|@''EOVERFLOW_HIDDEN''@|$(EOVERFLOW_HIDDEN)|g' \
 	      -e 's|@''EOVERFLOW_VALUE''@|$(EOVERFLOW_VALUE)|g' \
-	      < $(srcdir)/errno.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/errno.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 errno.h: $(top_builddir)/config.status
 	rm -f $@

modules/execinfo

@@ -8,6 +8,7 @@ m4/execinfo.m4
 
 Depends-on:
 extern-inline
+gen-header
 
 configure.ac:
 gl_EXECINFO_H
@@ -26,10 +27,8 @@ if GL_GENERATE_EXECINFO_H
 execinfo.h: execinfo.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/execinfo.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/execinfo.in.h
+	$(AM_V_at)mv $@-t $@
 else
 execinfo.h: $(top_builddir)/config.status
 	rm -f $@

modules/fcntl-h

@@ -9,6 +9,7 @@ m4/pid_t.m4
 
 Depends-on:
 extensions
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -29,8 +30,8 @@ BUILT_SOURCES += fcntl.h
 fcntl.h: fcntl.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -51,9 +52,8 @@ fcntl.h: fcntl.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H)
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/fcntl.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/fcntl.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += fcntl.h fcntl.h-t
 
 Include:

modules/float

@@ -8,6 +8,7 @@ lib/itold.c
 m4/float_h.m4
 
 Depends-on:
+gen-header
 include_next
 
 configure.ac:
@@ -30,16 +31,15 @@ if GL_GENERATE_FLOAT_H
 float.h: float.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
 	      -e 's|@''NEXT_FLOAT_H''@|$(NEXT_FLOAT_H)|g' \
 	      -e 's|@''REPLACE_ITOLD''@|$(REPLACE_ITOLD)|g' \
-	      < $(srcdir)/float.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/float.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 float.h: $(top_builddir)/config.status
 	rm -f $@

modules/fnmatch-h

@@ -7,6 +7,7 @@ m4/fnmatch_h.m4
 
 Depends-on:
 extensions
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -26,8 +27,8 @@ if GL_GENERATE_FNMATCH_H
 fnmatch.h: fnmatch.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_FNMATCH_H''@|$(HAVE_FNMATCH_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -39,9 +40,8 @@ fnmatch.h: fnmatch.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/fnmatch.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/fnmatch.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 fnmatch.h: $(top_builddir)/config.status
 	rm -f $@

modules/gen-header

@@ -0,0 +1,39 @@
+Description:
+Generating header files
+
+Applicability:
+all
+
+Files:
+
+Depends-on:
+
+configure.ac:
+
+Makefile.am:
+# In 'sed', prepend a "DO NOT EDIT" comment to the pattern space.
+SED_HEADER_NOEDIT = s,^,/* DO NOT EDIT! GENERATED AUTOMATICALLY! */,
+
+# '$(SED_HEADER_STDOUT) -e "..."' runs 'sed' but first outputs "DO NOT EDIT".
+SED_HEADER_STDOUT = sed \
+  -e x \
+  -e '1$(SED_HEADER_NOEDIT)p' \
+  -e x
+
+# '$(SED_HEADER_TO_AT_t) FILE' copies FILE to $@-t, prepending a leading
+# "DO_NOT_EDIT".  Although this could be done more simply via:
+#	SED_HEADER_TO_AT_t = $(SED_HEADER_STDOUT) > $@-t
+# the -n and 'w's avoid a fork+exec, at least when GNU Make is used.
+SED_HEADER_TO_AT_t = sed -n \
+  -e x \
+  -e '1$(SED_HEADER_NOEDIT)w $@-t' \
+  -e x \
+  -e 'w $@-t'
+
+Include:
+
+License:
+LGPLv2+
+
+Maintainer:
+bug-gnulib@gnu.org

modules/getopt-posix

@@ -17,6 +17,7 @@ Depends-on:
 unistd
 extensions
 include_next
+gen-header
 gettext-h       [test $REPLACE_GETOPT = 1]
 snippet/arg-nonnull
 
@@ -43,17 +44,16 @@ if GL_GENERATE_GETOPT_H
 getopt.h: getopt.in.h $(top_builddir)/config.status $(ARG_NONNULL_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_GETOPT_H''@|$(HAVE_GETOPT_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
 	      -e 's|@''NEXT_GETOPT_H''@|$(NEXT_GETOPT_H)|g' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
-	      < $(srcdir)/getopt.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/getopt.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 getopt.h: $(top_builddir)/config.status
 	rm -f $@
@@ -61,11 +61,10 @@ endif
 
 if GL_GENERATE_GETOPT_CDEFS_H
 getopt-cdefs.h: getopt-cdefs.in.h $(top_builddir)/config.status
-	$(AM_V_GEN){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-          sed -e 's|@''HAVE_SYS_CDEFS_H''@|$(HAVE_SYS_CDEFS_H)|g' \
-	      < $(srcdir)/getopt-cdefs.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_GEN)$(SED_HEADER_STDOUT) \
+	  -e 's|@''HAVE_SYS_CDEFS_H''@|$(HAVE_SYS_CDEFS_H)|g' \
+	  $(srcdir)/getopt-cdefs.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 getopt-cdefs.h: $(top_builddir)/config.status
 	rm -f $@

modules/glob-h

@@ -8,6 +8,7 @@ m4/glob_h.m4
 
 Depends-on:
 extensions
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -30,8 +31,8 @@ if GL_GENERATE_GLOB_H
 glob.h: glob.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_GLOB_H''@|$(HAVE_GLOB_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -45,9 +46,8 @@ glob.h: glob.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/glob.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/glob.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 glob.h: $(top_builddir)/config.status
 	rm -f $@
@@ -57,8 +57,8 @@ MOSTLYCLEANFILES += glob.h glob.h-t
 BUILT_SOURCES += glob-libc.gl.h
 
 glob-libc.gl.h: glob-libc.h
-	$(AM_V_GEN){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e '/__BEGIN_DECLS/{ s/__BEGIN_DECLS/#ifdef __cplusplus%extern "C" {%#endif/; y/%/\n/; }' \
+	$(AM_V_GEN)$(SED_HEADER_STDOUT) \
+	      -e '/__BEGIN_DECLS/{ s/__BEGIN_DECLS/#ifdef __cplusplus%extern "C" {%#endif/; y/%/\n/; }' \
 	      -e '/__END_DECLS/{ s/__END_DECLS/#ifdef __cplusplus%}%#endif/; y/%/\n/; }' \
 	      -e 's|__THROWNL||g' \
 	      -e 's|__THROW||g' \
@@ -66,9 +66,8 @@ glob-libc.gl.h: glob-libc.h
 	      -e 's|defined __USE_MISC|1|' \
 	      -e 's|ifdef __USE_GNU|if 1|' \
 	      -e 's|ifdef __USE_LARGEFILE64|if 0|' \
-	      < $(srcdir)/glob-libc.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/glob-libc.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += glob-libc.gl.h glob-libc.gl.h-t
 
 

modules/iconv-h

@@ -6,6 +6,7 @@ lib/iconv.in.h
 m4/iconv_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -26,8 +27,8 @@ if GL_GENERATE_ICONV_H
 iconv.h: iconv.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -40,9 +41,8 @@ iconv.h: iconv.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H)
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/iconv.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/iconv.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 iconv.h: $(top_builddir)/config.status
 	rm -f $@

modules/ieee754-h

@@ -6,6 +6,7 @@ lib/ieee754.in.h
 m4/ieee754-h.m4
 
 Depends-on:
+gen-header
 
 configure.ac:
 gl_IEEE754_H
@@ -21,11 +22,10 @@ if GL_GENERATE_IEEE754_H
 ieee754.h: ieee754.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's/ifndef _GL_GNULIB_HEADER/if 0/g' \
-	    $(srcdir)/ieee754.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	  -e 's/ifndef _GL_GNULIB_HEADER/if 0/g' \
+	  $(srcdir)/ieee754.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 ieee754.h: $(top_builddir)/config.status
 	rm -f $@

modules/inttypes-incomplete

@@ -6,6 +6,7 @@ lib/inttypes.in.h
 m4/inttypes.m4
 
 Depends-on:
+gen-header
 include_next
 multiarch
 snippet/arg-nonnull
@@ -26,8 +27,8 @@ BUILT_SOURCES += inttypes.h
 inttypes.h: inttypes.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H) $(ARG_NONNULL_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's/@''HAVE_INTTYPES_H''@/$(HAVE_INTTYPES_H)/g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's/@''HAVE_INTTYPES_H''@/$(HAVE_INTTYPES_H)/g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -52,9 +53,8 @@ inttypes.h: inttypes.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_U
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/inttypes.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/inttypes.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += inttypes.h inttypes.h-t
 
 Include:

modules/langinfo

@@ -7,6 +7,7 @@ m4/langinfo_h.m4
 
 Depends-on:
 extensions
+gen-header
 include_next
 snippet/c++defs
 snippet/warn-on-use
@@ -24,8 +25,8 @@ BUILT_SOURCES += langinfo.h
 langinfo.h: langinfo.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_LANGINFO_H''@|$(HAVE_LANGINFO_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -41,9 +42,8 @@ langinfo.h: langinfo.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_U
 	      -e 's|@''REPLACE_NL_LANGINFO''@|$(REPLACE_NL_LANGINFO)|g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/langinfo.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/langinfo.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += langinfo.h langinfo.h-t
 
 Include:

modules/libtextstyle-optional

@@ -6,6 +6,7 @@ lib/textstyle.in.h
 m4/libtextstyle-optional.m4
 
 Depends-on:
+gen-header
 libtextstyle
 stdbool
 stdio
@@ -30,10 +31,8 @@ if GL_GENERATE_TEXTSTYLE_H
 textstyle.h: textstyle.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/textstyle.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/textstyle.in.h
+	$(AM_V_at)mv $@-t $@
 else
 textstyle.h: $(top_builddir)/config.status
 	rm -f $@

modules/limits-h

@@ -6,6 +6,7 @@ lib/limits.in.h
 m4/limits-h.m4
 
 Depends-on:
+gen-header
 include_next
 
 configure.ac:
@@ -22,15 +23,14 @@ if GL_GENERATE_LIMITS_H
 limits.h: limits.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
 	      -e 's|@''NEXT_LIMITS_H''@|$(NEXT_LIMITS_H)|g' \
-	      < $(srcdir)/limits.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/limits.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 limits.h: $(top_builddir)/config.status
 	rm -f $@

modules/locale

@@ -7,6 +7,7 @@ m4/locale_h.m4
 
 Depends-on:
 extensions
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -26,8 +27,8 @@ BUILT_SOURCES += locale.h
 locale.h: locale.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -51,9 +52,8 @@ locale.h: locale.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/locale.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/locale.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += locale.h locale.h-t
 
 Include:

modules/malloc-h

@@ -6,6 +6,7 @@ lib/malloc.in.h
 m4/malloc_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/c++defs
 snippet/warn-on-use
@@ -22,8 +23,8 @@ BUILT_SOURCES += malloc.h
 malloc.h: malloc.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_MALLOC_H''@|$(HAVE_MALLOC_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -34,9 +35,8 @@ malloc.h: malloc.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H
 	      -e 's|@''REPLACE_MEMALIGN''@|$(REPLACE_MEMALIGN)|g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	    < $(srcdir)/malloc.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/malloc.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += malloc.h malloc.h-t
 
 Include:

modules/math

@@ -8,6 +8,7 @@ m4/math_h.m4
 
 Depends-on:
 extern-inline
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -28,8 +29,8 @@ lib_SOURCES += math.c
 math.h: math.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT_AS_FIRST_DIRECTIVE''@|$(INCLUDE_NEXT_AS_FIRST_DIRECTIVE)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -316,9 +317,9 @@ math.h: math.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(
 	      -e 's|@''REPLACE_TRUNCL''@|$(REPLACE_TRUNCL)|g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
-	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)'; \
-	} > $@-t && \
-	mv $@-t $@
+	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
+	      > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += math.h math.h-t
 
 Include:

modules/monetary

@@ -6,6 +6,7 @@ lib/monetary.in.h
 m4/monetary_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -26,8 +27,8 @@ if GL_GENERATE_MONETARY_H
 monetary.h: monetary.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H) $(ARG_NONNULL_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_MONETARY_H''@|$(HAVE_MONETARY_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -40,9 +41,8 @@ monetary.h: monetary.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_U
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/monetary.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/monetary.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 monetary.h: $(top_builddir)/config.status
 	rm -f $@

modules/net_if

@@ -6,6 +6,7 @@ lib/net_if.in.h
 m4/net_if_h.m4
 
 Depends-on:
+gen-header
 include_next
 sys_socket
 
@@ -22,16 +23,15 @@ BUILT_SOURCES += $(NET_IF_H)
 if GL_GENERATE_NET_IF_H
 net/if.h: net_if.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/net'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
 	      -e 's|@''NEXT_NET_IF_H''@|$(NEXT_NET_IF_H)|g' \
 	      -e 's|@''HAVE_NET_IF_H''@|$(HAVE_NET_IF_H)|g' \
-	      < $(srcdir)/net_if.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/net_if.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 net/if.h: $(top_builddir)/config.status
 	rm -f $@

modules/netdb

@@ -6,6 +6,7 @@ lib/netdb.in.h
 m4/netdb_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -25,8 +26,8 @@ BUILT_SOURCES += netdb.h
 netdb.h: netdb.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -43,9 +44,8 @@ netdb.h: netdb.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H)
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/netdb.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/netdb.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += netdb.h netdb.h-t
 
 Include:

modules/netinet_in

@@ -6,6 +6,7 @@ lib/netinet_in.in.h
 m4/netinet_in_h.m4
 
 Depends-on:
+gen-header
 include_next
 sys_socket
 
@@ -22,16 +23,15 @@ BUILT_SOURCES += $(NETINET_IN_H)
 if GL_GENERATE_NETINET_IN_H
 netinet/in.h: netinet_in.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/netinet'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
 	      -e 's|@''NEXT_NETINET_IN_H''@|$(NEXT_NETINET_IN_H)|g' \
 	      -e 's|@''HAVE_NETINET_IN_H''@|$(HAVE_NETINET_IN_H)|g' \
-	      < $(srcdir)/netinet_in.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/netinet_in.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 netinet/in.h: $(top_builddir)/config.status
 	rm -f $@

modules/openmp-init

@@ -7,6 +7,7 @@ lib/omp-init.c
 m4/omp_h.m4
 
 Depends-on:
+gen-header
 include_next
 c-ctype
 setenv
@@ -24,15 +25,14 @@ omp.h: omp.in.h $(top_builddir)/config.status $(CXXDEFS_H) \
   $(_NORETURN_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
 	      -e 's|@''NEXT_OMP_H''@|$(NEXT_OMP_H)|g' \
-	      < $(srcdir)/omp.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/omp.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += omp.h omp.h-t
 
 lib_SOURCES += omp-init.c

modules/poll-h

@@ -8,6 +8,7 @@ m4/sys_socket_h.m4
 
 Depends-on:
 extensions
+gen-header
 include_next
 snippet/c++defs
 snippet/warn-on-use
@@ -25,8 +26,8 @@ BUILT_SOURCES += poll.h
 poll.h: poll.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_POLL_H''@|$(HAVE_POLL_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -38,9 +39,8 @@ poll.h: poll.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	      -e 's|@''REPLACE_POLL''@|$(REPLACE_POLL)|g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/poll.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/poll.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += poll.h poll.h-t
 
 Include:

modules/pthread-h

@@ -9,6 +9,7 @@ m4/threadlib.m4
 Depends-on:
 extensions
 extern-inline
+gen-header
 sched
 time
 snippet/c++defs
@@ -32,8 +33,8 @@ BUILT_SOURCES += pthread.h
 pthread.h: pthread.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(_NORETURN_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_PTHREAD_H''@|$(HAVE_PTHREAD_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -159,9 +160,9 @@ pthread.h: pthread.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(_NORETURN_H
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _Noreturn/r $(_NORETURN_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
-	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)'; \
-	} > $@-t && \
-	mv $@-t $@
+	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
+	      > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += pthread.h pthread.h-t
 
 Include:

modules/pty

@@ -6,6 +6,7 @@ lib/pty.in.h
 m4/pty_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/c++defs
 snippet/warn-on-use
@@ -23,8 +24,8 @@ BUILT_SOURCES += pty.h
 pty.h: pty.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_PTY_H''@|$(HAVE_PTY_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -40,9 +41,8 @@ pty.h: pty.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	      -e 's|@''REPLACE_OPENPTY''@|$(REPLACE_OPENPTY)|g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/pty.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/pty.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += pty.h pty.h-t
 
 Include:

modules/sched

@@ -7,6 +7,7 @@ m4/sched_h.m4
 m4/pid_t.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/c++defs
 snippet/warn-on-use
@@ -24,8 +25,8 @@ BUILT_SOURCES += sched.h
 sched.h: sched.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_SCHED_H''@|$(HAVE_SCHED_H)|g' \
 	      -e 's|@''HAVE_SYS_CDEFS_H''@|$(HAVE_SYS_CDEFS_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
@@ -38,9 +39,8 @@ sched.h: sched.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	      -e 's|@''REPLACE_SCHED_YIELD''@|$(REPLACE_SCHED_YIELD)|g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/sched.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sched.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += sched.h sched.h-t
 
 Include:

modules/scratch_buffer

@@ -12,6 +12,7 @@ lib/malloc/scratch_buffer_set_array_size.c
 Depends-on:
 c99
 builtin-expect
+gen-header
 libc-config
 stdbool
 stddef
@@ -27,14 +28,13 @@ BUILT_SOURCES += malloc/scratch_buffer.gl.h
 
 malloc/scratch_buffer.gl.h: malloc/scratch_buffer.h
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/malloc'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|__always_inline|inline _GL_ATTRIBUTE_ALWAYS_INLINE|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|__always_inline|inline _GL_ATTRIBUTE_ALWAYS_INLINE|g' \
 	      -e 's|__glibc_likely|_GL_LIKELY|g' \
 	      -e 's|__glibc_unlikely|_GL_UNLIKELY|g' \
 	      -e '/libc_hidden_proto/d' \
-	      < $(srcdir)/malloc/scratch_buffer.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/malloc/scratch_buffer.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += malloc/scratch_buffer.gl.h malloc/scratch_buffer.gl.h-t
 
 lib_SOURCES += malloc/scratch_buffer_dupfree.c \

modules/search

@@ -6,6 +6,7 @@ lib/search.in.h
 m4/search_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -24,8 +25,8 @@ BUILT_SOURCES += search.h
 search.h: search.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_SEARCH_H''@|$(HAVE_SEARCH_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -41,9 +42,8 @@ search.h: search.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/search.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/search.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += search.h search.h-t
 
 Include:

modules/selinux-h

@@ -16,6 +16,7 @@ m4/selinux-selinux-h.m4
 Depends-on:
 errno
 extern-inline
+gen-header
 
 configure.ac:
 gl_HEADERS_SELINUX_SELINUX_H
@@ -35,25 +36,22 @@ lib_SOURCES += se-context.in.h se-label.in.h se-selinux.in.h \
 BUILT_SOURCES += selinux/selinux.h
 selinux/selinux.h: se-selinux.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/selinux'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
 	      -e 's|@''NEXT_SELINUX_SELINUX_H''@|$(NEXT_SELINUX_SELINUX_H)|g' \
-	      < $(srcdir)/se-selinux.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/se-selinux.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += selinux/selinux.h selinux/selinux.h-t
 
 BUILT_SOURCES += $(SELINUX_CONTEXT_H)
 if GL_GENERATE_SELINUX_CONTEXT_H
 selinux/context.h: se-context.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/selinux'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  cat $(srcdir)/se-context.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/se-context.in.h
+	$(AM_V_at)mv $@-t $@
 else
 selinux/context.h: $(top_builddir)/config.status
 	rm -f $@
@@ -64,10 +62,8 @@ BUILT_SOURCES += $(SELINUX_LABEL_H)
 if GL_GENERATE_SELINUX_LABEL_H
 selinux/label.h: se-label.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/selinux'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  cat $(srcdir)/se-label.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/se-label.in.h
+	$(AM_V_at)mv $@-t $@
 else
 selinux/label.h: $(top_builddir)/config.status
 	rm -f $@

modules/signal-h

@@ -7,6 +7,7 @@ m4/signal_h.m4
 m4/pid_t.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -26,8 +27,8 @@ BUILT_SOURCES += signal.h
 signal.h: signal.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -51,9 +52,8 @@ signal.h: signal.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/signal.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/signal.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += signal.h signal.h-t
 
 Include:

modules/sigsegv

@@ -23,6 +23,7 @@ m4/libsigsegv.m4
 m4/sigsegv.m4
 
 Depends-on:
+gen-header
 havelib
 host-cpu-c-abi
 stdint
@@ -72,10 +73,8 @@ if GL_GENERATE_SIGSEGV_H
 sigsegv.h: sigsegv.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/sigsegv.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/sigsegv.in.h
+	$(AM_V_at)mv $@-t $@
 else
 sigsegv.h: $(top_builddir)/config.status
 	rm -f $@

modules/spawn

@@ -7,6 +7,7 @@ m4/spawn_h.m4
 m4/pid_t.m4
 
 Depends-on:
+gen-header
 include_next
 sched
 signal-h
@@ -27,8 +28,8 @@ BUILT_SOURCES += spawn.h
 spawn.h: spawn.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_SPAWN_H''@|$(HAVE_SPAWN_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -71,9 +72,8 @@ spawn.h: spawn.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H)
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/spawn.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/spawn.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += spawn.h spawn.h-t
 
 Include:

modules/stdalign

@@ -6,6 +6,7 @@ lib/stdalign.in.h
 m4/stdalign.m4
 
 Depends-on:
+gen-header
 
 configure.ac:
 gl_STDALIGN_H
@@ -21,10 +22,8 @@ if GL_GENERATE_STDALIGN_H
 stdalign.h: stdalign.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/stdalign.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/stdalign.in.h
+	$(AM_V_at)mv $@-t $@
 else
 stdalign.h: $(top_builddir)/config.status
 	rm -f $@

modules/stdarg

@@ -6,6 +6,7 @@ lib/stdarg.in.h
 m4/stdarg.m4
 
 Depends-on:
+gen-header
 include_next
 
 configure.ac-early:
@@ -27,15 +28,14 @@ if GL_GENERATE_STDARG_H
 stdarg.h: stdarg.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
 	      -e 's|@''NEXT_STDARG_H''@|$(NEXT_STDARG_H)|g' \
-	      < $(srcdir)/stdarg.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/stdarg.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 stdarg.h: $(top_builddir)/config.status
 	rm -f $@

modules/stdbool

@@ -7,6 +7,7 @@ lib/stdbool.in.h
 m4/stdbool.m4
 
 Depends-on:
+gen-header
 
 configure.ac:
 gl_STDBOOL_H
@@ -22,10 +23,10 @@ if GL_GENERATE_STDBOOL_H
 stdbool.h: stdbool.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's/@''HAVE__BOOL''@/$(HAVE__BOOL)/g' < $(srcdir)/stdbool.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	  -e 's/@''HAVE__BOOL''@/$(HAVE__BOOL)/g' \
+	  $(srcdir)/stdbool.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 stdbool.h: $(top_builddir)/config.status
 	rm -f $@

modules/stddef

@@ -7,6 +7,7 @@ m4/stddef_h.m4
 m4/wchar_t.m4
 
 Depends-on:
+gen-header
 include_next
 extensions
 
@@ -25,8 +26,8 @@ if GL_GENERATE_STDDEF_H
 stddef.h: stddef.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -34,9 +35,8 @@ stddef.h: stddef.in.h $(top_builddir)/config.status
 	      -e 's|@''HAVE_MAX_ALIGN_T''@|$(HAVE_MAX_ALIGN_T)|g' \
 	      -e 's|@''HAVE_WCHAR_T''@|$(HAVE_WCHAR_T)|g' \
 	      -e 's|@''REPLACE_NULL''@|$(REPLACE_NULL)|g' \
-	      < $(srcdir)/stddef.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/stddef.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 stddef.h: $(top_builddir)/config.status
 	rm -f $@

modules/stdint

@@ -13,6 +13,7 @@ m4/stdint.m4
 m4/wint_t.m4
 
 Depends-on:
+gen-header
 include_next
 limits-h
 multiarch
@@ -34,8 +35,8 @@ if GL_GENERATE_STDINT_H
 stdint.h: stdint.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's/@''HAVE_STDINT_H''@/$(HAVE_STDINT_H)/g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -62,9 +63,8 @@ stdint.h: stdint.in.h $(top_builddir)/config.status
 	      -e 's/@''HAVE_SIGNED_WINT_T''@/$(HAVE_SIGNED_WINT_T)/g' \
 	      -e 's/@''WINT_T_SUFFIX''@/$(WINT_T_SUFFIX)/g' \
 	      -e 's/@''GNULIBHEADERS_OVERRIDE_WINT_T''@/$(GNULIBHEADERS_OVERRIDE_WINT_T)/g' \
-	      < $(srcdir)/stdint.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/stdint.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 stdint.h: $(top_builddir)/config.status
 	rm -f $@

modules/stdio

@@ -7,6 +7,7 @@ m4/stdio_h.m4
 
 Depends-on:
 extensions
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -53,8 +54,8 @@ BUILT_SOURCES += stdio.h
 stdio.h: stdio.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -171,9 +172,9 @@ stdio.h: stdio.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H)
 	      -e 's|@''ASM_SYMBOL_PREFIX''@|$(ASM_SYMBOL_PREFIX)|g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
-	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)'; \
-	} > $@-t && \
-	mv $@-t $@
+	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
+	      > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += stdio.h stdio.h-t
 
 Include:

modules/stdlib

@@ -6,6 +6,7 @@ lib/stdlib.in.h
 m4/stdlib_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -28,8 +29,8 @@ stdlib.h: stdlib.in.h $(top_builddir)/config.status $(CXXDEFS_H) \
   $(_NORETURN_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -154,9 +155,9 @@ stdlib.h: stdlib.in.h $(top_builddir)/config.status $(CXXDEFS_H) \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _Noreturn/r $(_NORETURN_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
-	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)'; \
-	} > $@-t && \
-	mv $@-t $@
+	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
+	      > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += stdlib.h stdlib.h-t
 
 Include:

modules/stdnoreturn

@@ -6,6 +6,7 @@ lib/stdnoreturn.in.h
 m4/stdnoreturn.m4
 
 Depends-on:
+gen-header
 snippet/_Noreturn
 
 configure.ac:
@@ -22,11 +23,10 @@ if GL_GENERATE_STDNORETURN_H
 stdnoreturn.h: stdnoreturn.in.h $(top_builddir)/config.status $(_NORETURN_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e '/definition of _Noreturn/r $(_NORETURN_H)' \
-              < $(srcdir)/stdnoreturn.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	  -e '/definition of _Noreturn/r $(_NORETURN_H)' \
+	  $(srcdir)/stdnoreturn.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 stdnoreturn.h: $(top_builddir)/config.status
 	rm -f $@

modules/string

@@ -8,6 +8,7 @@ m4/string_h.m4
 Depends-on:
 extensions
 extern-inline
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -28,8 +29,8 @@ BUILT_SOURCES += string.h
 string.h: string.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -123,10 +124,9 @@ string.h: string.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H
 	      -e 's|@''UNDEFINE_STRTOK_R''@|$(UNDEFINE_STRTOK_R)|g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
-	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)'; \
-	      < $(srcdir)/string.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
+	      > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += string.h string.h-t
 
 Include:

modules/strings

@@ -6,6 +6,7 @@ lib/strings.in.h
 m4/strings_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -25,8 +26,8 @@ BUILT_SOURCES += strings.h
 strings.h: strings.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H) $(ARG_NONNULL_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_STRINGS_H''@|$(HAVE_STRINGS_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -39,9 +40,8 @@ strings.h: strings.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/strings.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/strings.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += strings.h strings.h-t
 
 Include:

modules/sys_file

@@ -6,6 +6,7 @@ lib/sys_file.in.h
 m4/sys_file_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/warn-on-use
 
@@ -21,8 +22,8 @@ BUILT_SOURCES += sys/file.h
 # has one that is incomplete.
 sys/file.h: sys_file.in.h $(top_builddir)/config.status $(WARN_ON_USE_H)
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/sys'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's/@''HAVE_SYS_FILE_H''@/$(HAVE_SYS_FILE_H)/g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -31,9 +32,8 @@ sys/file.h: sys_file.in.h $(top_builddir)/config.status $(WARN_ON_USE_H)
 	      -e 's/@''HAVE_FLOCK''@/$(HAVE_FLOCK)/g' \
 	      -e 's/@''GNULIB_FLOCK''@/$(GNULIB_FLOCK)/g' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/sys_file.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sys_file.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += sys/file.h sys/file.h-t
 MOSTLYCLEANDIRS += sys
 

modules/sys_ioctl

@@ -6,6 +6,7 @@ lib/sys_ioctl.in.h
 m4/sys_ioctl_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/c++defs
 snippet/warn-on-use
@@ -23,8 +24,8 @@ BUILT_SOURCES += sys/ioctl.h
 # does not have a complete one.
 sys/ioctl.h: sys_ioctl.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/sys'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_SYS_IOCTL_H''@|$(HAVE_SYS_IOCTL_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -36,9 +37,8 @@ sys/ioctl.h: sys_ioctl.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON
 	      -e 's|@''REPLACE_IOCTL''@|$(REPLACE_IOCTL)|g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/sys_ioctl.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sys_ioctl.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += sys/ioctl.h sys/ioctl.h-t
 MOSTLYCLEANDIRS += sys
 

modules/sys_random

@@ -6,6 +6,7 @@ lib/sys_random.in.h
 m4/sys_random_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -23,8 +24,8 @@ BUILT_SOURCES += sys/random.h
 # doesn't have one.
 sys/random.h: sys_random.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/sys'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -36,9 +37,8 @@ sys/random.h: sys_random.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_N
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/sys_random.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sys_random.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += sys/random.h sys/random.h-t
 MOSTLYCLEANDIRS += sys
 

modules/sys_resource

@@ -6,6 +6,7 @@ lib/sys_resource.in.h
 m4/sys_resource_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -24,8 +25,8 @@ BUILT_SOURCES += sys/resource.h
 # doesn't have one.
 sys/resource.h: sys_resource.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/sys'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -36,9 +37,8 @@ sys/resource.h: sys_resource.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(A
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/sys_resource.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sys_resource.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += sys/resource.h sys/resource.h-t
 MOSTLYCLEANDIRS += sys
 

modules/sys_select

@@ -7,6 +7,7 @@ m4/sys_select_h.m4
 m4/sys_socket_h.m4
 
 Depends-on:
+gen-header
 include_next
 signal-h
 snippet/c++defs
@@ -25,8 +26,8 @@ BUILT_SOURCES += sys/select.h
 # doesn't have one that works with the given compiler.
 sys/select.h: sys_select.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/sys'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -40,9 +41,8 @@ sys/select.h: sys_select.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_
 	      -e 's|@''REPLACE_SELECT''@|$(REPLACE_SELECT)|g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/sys_select.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sys_select.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += sys/select.h sys/select.h-t
 MOSTLYCLEANDIRS += sys
 

modules/sys_socket

@@ -10,6 +10,7 @@ m4/sockpfaf.m4
 Depends-on:
 errno
 extern-inline
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -32,8 +33,8 @@ lib_SOURCES += sys_socket.c
 # doesn't have one that works with the given compiler.
 sys/socket.h: sys_socket.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H) $(ARG_NONNULL_H)
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/sys'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -64,9 +65,8 @@ sys/socket.h: sys_socket.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/sys_socket.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sys_socket.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += sys/socket.h sys/socket.h-t
 MOSTLYCLEANDIRS += sys
 

modules/sys_stat

@@ -8,6 +8,7 @@ m4/unistd_h.m4
 m4/pid_t.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -27,8 +28,8 @@ BUILT_SOURCES += sys/stat.h
 # has one that is incomplete.
 sys/stat.h: sys_stat.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/sys'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -81,9 +82,8 @@ sys/stat.h: sys_stat.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNU
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/sys_stat.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sys_stat.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += sys/stat.h sys/stat.h-t
 MOSTLYCLEANDIRS += sys
 

modules/sys_time

@@ -7,6 +7,7 @@ m4/sys_time_h.m4
 m4/sys_socket_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -24,8 +25,8 @@ BUILT_SOURCES += sys/time.h
 # doesn't have one that works with the given compiler.
 sys/time.h: sys_time.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/sys'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's/@''HAVE_SYS_TIME_H''@/$(HAVE_SYS_TIME_H)/g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -40,9 +41,8 @@ sys/time.h: sys_time.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNU
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/sys_time.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sys_time.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += sys/time.h sys/time.h-t
 
 Include:

modules/sys_times

@@ -6,6 +6,7 @@ lib/sys_times.in.h
 m4/sys_times_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/warn-on-use
@@ -22,8 +23,8 @@ BUILT_SOURCES += sys/times.h
 # doesn't have one that works with the given compiler.
 sys/times.h: sys_times.in.h $(top_builddir)/config.status $(WARN_ON_USE_H) $(ARG_NONNULL_H)
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/sys'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's/@''HAVE_SYS_TIMES_H''@/$(HAVE_SYS_TIMES_H)/g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -34,9 +35,8 @@ sys/times.h: sys_times.in.h $(top_builddir)/config.status $(WARN_ON_USE_H) $(ARG
 	      -e 's|@''HAVE_TIMES''@|$(HAVE_TIMES)|g' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/sys_times.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sys_times.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += sys/times.h sys/times.h-t
 MOSTLYCLEANDIRS += sys
 

modules/sys_types

@@ -8,6 +8,7 @@ m4/off_t.m4
 m4/pid_t.m4
 
 Depends-on:
+sed-header
 include_next
 ssize_t
 
@@ -23,17 +24,16 @@ BUILT_SOURCES += sys/types.h
 # doesn't have one that works with the given compiler.
 sys/types.h: sys_types.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/sys'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
 	      -e 's|@''NEXT_SYS_TYPES_H''@|$(NEXT_SYS_TYPES_H)|g' \
 	      -e 's|@''WINDOWS_64_BIT_OFF_T''@|$(WINDOWS_64_BIT_OFF_T)|g' \
 	      -e 's|@''WINDOWS_STAT_INODES''@|$(WINDOWS_STAT_INODES)|g' \
-	      < $(srcdir)/sys_types.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sys_types.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += sys/types.h sys/types.h-t
 
 Include:

modules/sys_uio

@@ -6,6 +6,7 @@ lib/sys_uio.in.h
 m4/sys_uio_h.m4
 
 Depends-on:
+gen-header
 include_next
 ssize_t
 sys_types
@@ -22,16 +23,15 @@ BUILT_SOURCES += sys/uio.h
 # doesn't have one that works with the given compiler.
 sys/uio.h: sys_uio.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/sys'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
 	      -e 's|@''NEXT_SYS_UIO_H''@|$(NEXT_SYS_UIO_H)|g' \
 	      -e 's|@''HAVE_SYS_UIO_H''@|$(HAVE_SYS_UIO_H)|g' \
-	      < $(srcdir)/sys_uio.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sys_uio.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += sys/uio.h sys/uio.h-t
 MOSTLYCLEANDIRS += sys
 

modules/sys_utsname

@@ -6,6 +6,7 @@ lib/sys_utsname.in.h
 m4/sys_utsname_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/warn-on-use
@@ -22,8 +23,8 @@ BUILT_SOURCES += sys/utsname.h
 # does not have one.
 sys/utsname.h: sys_utsname.in.h $(top_builddir)/config.status $(WARN_ON_USE_H) $(ARG_NONNULL_H)
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/sys'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's/@''HAVE_SYS_UTSNAME_H''@/$(HAVE_SYS_UTSNAME_H)/g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -34,9 +35,8 @@ sys/utsname.h: sys_utsname.in.h $(top_builddir)/config.status $(WARN_ON_USE_H) $
 	      -e 's|@''HAVE_UNAME''@|$(HAVE_UNAME)|g' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/sys_utsname.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sys_utsname.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += sys/utsname.h sys/utsname.h-t
 MOSTLYCLEANDIRS += sys
 

modules/sys_wait

@@ -7,6 +7,7 @@ m4/sys_wait_h.m4
 m4/pid_t.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/c++defs
 snippet/warn-on-use
@@ -23,8 +24,8 @@ BUILT_SOURCES += sys/wait.h
 # has one that is incomplete.
 sys/wait.h: sys_wait.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/sys'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -32,9 +33,8 @@ sys/wait.h: sys_wait.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_U
 	      -e 's/@''GNULIB_WAITPID''@/$(GNULIB_WAITPID)/g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/sys_wait.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sys_wait.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += sys/wait.h sys/wait.h-t
 MOSTLYCLEANDIRS += sys
 

modules/sysexits

@@ -6,6 +6,7 @@ lib/sysexits.in.h
 m4/sysexits.m4
 
 Depends-on:
+gen-header
 include_next
 stdlib
 
@@ -23,16 +24,15 @@ if GL_GENERATE_SYSEXITS_H
 sysexits.h: sysexits.in.h $(top_builddir)/config.status
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_SYSEXITS_H''@|$(HAVE_SYSEXITS_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
 	      -e 's|@''NEXT_SYSEXITS_H''@|$(NEXT_SYSEXITS_H)|g' \
-	      < $(srcdir)/sysexits.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/sysexits.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 else
 sysexits.h: $(top_builddir)/config.status
 	rm -f $@

modules/termios

@@ -7,6 +7,7 @@ m4/termios_h.m4
 m4/pid_t.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/c++defs
 snippet/warn-on-use
@@ -24,8 +25,8 @@ BUILT_SOURCES += termios.h
 termios.h: termios.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -35,9 +36,8 @@ termios.h: termios.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE
 	      -e 's|@''HAVE_TERMIOS_H''@|$(HAVE_TERMIOS_H)|g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	    < $(srcdir)/termios.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/termios.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += termios.h termios.h-t
 
 Include:

modules/threads-h

@@ -17,6 +17,7 @@ m4/threadlib.m4
 build-aux/config.rpath
 
 Depends-on:
+gen-header
 include_next
 snippet/c++defs
 snippet/_Noreturn
@@ -41,8 +42,8 @@ BUILT_SOURCES += threads.h
 threads.h: threads.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(_NORETURN_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_THREADS_H''@|$(HAVE_THREADS_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -63,9 +64,8 @@ threads.h: threads.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(_NORETURN_H
 	      -e '/definition of _Noreturn/r $(_NORETURN_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/threads.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/threads.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += threads.h threads.h-t
 
 Include:

modules/time

@@ -7,6 +7,7 @@ m4/time_h.m4
 
 Depends-on:
 extensions
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -26,8 +27,8 @@ BUILT_SOURCES += time.h
 time.h: time.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -67,9 +68,8 @@ time.h: time.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/time.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/time.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += time.h time.h-t
 
 Include:

modules/uchar

@@ -7,6 +7,7 @@ m4/uchar_h.m4
 m4/stdint.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/c++defs
 stdint
@@ -23,8 +24,8 @@ BUILT_SOURCES += uchar.h
 uchar.h: uchar.in.h $(top_builddir)/config.status $(CXXDEFS_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's/@''HAVE_UCHAR_H''@/$(HAVE_UCHAR_H)/g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -61,9 +62,8 @@ uchar.h: uchar.in.h $(top_builddir)/config.status $(CXXDEFS_H)
 	      -e 's|@''REPLACE_C32RTOMB''@|$(REPLACE_C32RTOMB)|g' \
 	      -e 's|@''REPLACE_MBRTOC32''@|$(REPLACE_MBRTOC32)|g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
-	      < $(srcdir)/uchar.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/uchar.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += uchar.h uchar.h-t
 
 Include:

modules/unicase/base

@@ -6,6 +6,7 @@ lib/unicase.in.h
 m4/libunistring-base.m4
 
 Depends-on:
+gen-header
 unitypes
 uninorm/base
 stdbool
@@ -20,10 +21,8 @@ BUILT_SOURCES += $(LIBUNISTRING_UNICASE_H)
 unicase.h: unicase.in.h
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/unicase.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/unicase.in.h
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += unicase.h unicase.h-t
 
 Include:

modules/unicase/special-casing

@@ -7,6 +7,7 @@ lib/unicase/special-casing.c
 lib/unicase/special-casing-table.gperf
 
 Depends-on:
+gen-header
 gperf
 
 configure.ac:
@@ -27,10 +28,10 @@ EXTRA_DIST           += unicase/special-casing-table.h
 unicase/special-casing.h: unicase/special-casing.in.h unicase/special-casing-table.h
 	$(AM_V_GEN)$(MKDIR_P) '%reldir%/unicase'
 	$(AM_V_at)declaration=`grep '^gl_unicase_special_lookup' $(srcdir)/unicase/special-casing-table.h | sed -e 's/register //g'` && \
-	{ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e "/gl_unicase_special_lookup/s/gl_unicase_special_lookup.*/$${declaration};/" $(srcdir)/unicase/special-casing.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	  -e "/gl_unicase_special_lookup/s/gl_unicase_special_lookup.*/$${declaration};/" \
+	  $(srcdir)/unicase/special-casing.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 BUILT_SOURCES        += unicase/special-casing.h
 MOSTLYCLEANFILES     += unicase/special-casing.h unicase/special-casing.h-t
 

modules/uniconv/base

@@ -9,6 +9,7 @@ lib/localcharset.h
 m4/libunistring-base.m4
 
 Depends-on:
+gen-header
 unitypes
 
 configure.ac:
@@ -21,10 +22,8 @@ BUILT_SOURCES += $(LIBUNISTRING_UNICONV_H)
 uniconv.h: uniconv.in.h
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/uniconv.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/uniconv.in.h
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += uniconv.h uniconv.h-t
 
 Include:

modules/unictype/base

@@ -6,6 +6,7 @@ lib/unictype.in.h
 m4/libunistring-base.m4
 
 Depends-on:
+gen-header
 unitypes
 stdbool
 
@@ -19,10 +20,8 @@ BUILT_SOURCES += $(LIBUNISTRING_UNICTYPE_H)
 unictype.h: unictype.in.h
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/unictype.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/unictype.in.h
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += unictype.h unictype.h-t
 
 Include:

modules/unigbrk/base

@@ -6,6 +6,7 @@ lib/unigbrk.in.h
 m4/libunistring-base.m4
 
 Depends-on:
+gen-header
 unitypes
 stdbool
 
@@ -19,10 +20,8 @@ BUILT_SOURCES += $(LIBUNISTRING_UNIGBRK_H)
 unigbrk.h: unigbrk.in.h
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/unigbrk.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/unigbrk.in.h
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += unigbrk.h unigbrk.h-t
 
 Include:

modules/unilbrk/base

@@ -6,6 +6,7 @@ lib/unilbrk.in.h
 m4/libunistring-base.m4
 
 Depends-on:
+gen-header
 unitypes
 localcharset
 
@@ -19,10 +20,8 @@ BUILT_SOURCES += $(LIBUNISTRING_UNILBRK_H)
 unilbrk.h: unilbrk.in.h
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/unilbrk.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/unilbrk.in.h
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += unilbrk.h unilbrk.h-t
 
 Include:

modules/uniname/base

@@ -6,6 +6,7 @@ lib/uniname.in.h
 m4/libunistring-base.m4
 
 Depends-on:
+gen-header
 unitypes
 
 configure.ac:
@@ -18,10 +19,8 @@ BUILT_SOURCES += $(LIBUNISTRING_UNINAME_H)
 uniname.h: uniname.in.h
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/uniname.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/uniname.in.h
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += uniname.h uniname.h-t
 
 Include:

modules/uninorm/base

@@ -6,6 +6,7 @@ lib/uninorm.in.h
 m4/libunistring-base.m4
 
 Depends-on:
+gen-header
 unitypes
 
 configure.ac:
@@ -18,10 +19,8 @@ BUILT_SOURCES += $(LIBUNISTRING_UNINORM_H)
 uninorm.h: uninorm.in.h
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/uninorm.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/uninorm.in.h
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += uninorm.h uninorm.h-t
 
 Include:

modules/unistd

@@ -10,6 +10,7 @@ m4/pid_t.m4
 
 Depends-on:
 extern-inline
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -32,8 +33,8 @@ lib_SOURCES += unistd.c
 unistd.h: unistd.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''HAVE_UNISTD_H''@|$(HAVE_UNISTD_H)|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -219,9 +220,9 @@ unistd.h: unistd.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H
 	      -e 's|@''UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS''@|$(UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS)|g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
-	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)'; \
-	} > $@-t && \
-	mv $@-t $@
+	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
+	      > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += unistd.h unistd.h-t
 
 Include:

modules/unistdio/base

@@ -6,6 +6,7 @@ lib/unistdio.in.h
 m4/libunistring-base.m4
 
 Depends-on:
+gen-header
 unitypes
 
 configure.ac:
@@ -18,10 +19,8 @@ BUILT_SOURCES += $(LIBUNISTRING_UNISTDIO_H)
 unistdio.h: unistdio.in.h
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/unistdio.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/unistdio.in.h
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += unistdio.h unistdio.h-t
 
 Include:

modules/unistr/base

@@ -6,6 +6,7 @@ lib/unistr.in.h
 m4/libunistring-base.m4
 
 Depends-on:
+gen-header
 unitypes
 stdbool
 inline
@@ -20,10 +21,8 @@ BUILT_SOURCES += $(LIBUNISTRING_UNISTR_H)
 unistr.h: unistr.in.h
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/unistr.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/unistr.in.h
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += unistr.h unistr.h-t
 
 Include:

modules/unitypes

@@ -6,6 +6,7 @@ lib/unitypes.in.h
 m4/libunistring-base.m4
 
 Depends-on:
+gen-header
 stdint
 
 configure.ac:
@@ -34,10 +35,8 @@ BUILT_SOURCES += $(LIBUNISTRING_UNITYPES_H)
 unitypes.h: unitypes.in.h
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/unitypes.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/unitypes.in.h
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += unitypes.h unitypes.h-t
 
 Include:

modules/uniwbrk/base

@@ -6,6 +6,7 @@ lib/uniwbrk.in.h
 m4/libunistring-base.m4
 
 Depends-on:
+gen-header
 unitypes
 
 configure.ac:
@@ -18,10 +19,8 @@ BUILT_SOURCES += $(LIBUNISTRING_UNIWBRK_H)
 uniwbrk.h: uniwbrk.in.h
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/uniwbrk.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/uniwbrk.in.h
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += uniwbrk.h uniwbrk.h-t
 
 Include:

modules/uniwidth/base

@@ -7,6 +7,7 @@ lib/localcharset.h
 m4/libunistring-base.m4
 
 Depends-on:
+gen-header
 unitypes
 
 configure.ac:
@@ -19,10 +20,8 @@ BUILT_SOURCES += $(LIBUNISTRING_UNIWIDTH_H)
 uniwidth.h: uniwidth.in.h
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  cat $(srcdir)/uniwidth.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	$(AM_V_at)$(SED_HEADER_TO_AT_t) $(srcdir)/uniwidth.in.h
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += uniwidth.h uniwidth.h-t
 
 Include:

modules/utime-h

@@ -6,6 +6,7 @@ lib/utime.in.h
 m4/utime_h.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -24,8 +25,8 @@ BUILT_SOURCES += utime.h
 utime.h: utime.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's/@''HAVE_UTIME_H''@/$(HAVE_UTIME_H)/g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -38,9 +39,8 @@ utime.h: utime.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H)
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/utime.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/utime.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += utime.h utime.h-t
 
 Include:

modules/wchar

@@ -8,6 +8,7 @@ m4/wchar_h.m4
 m4/wint_t.m4
 
 Depends-on:
+gen-header
 include_next
 snippet/arg-nonnull
 snippet/c++defs
@@ -29,8 +30,8 @@ BUILT_SOURCES += wchar.h
 wchar.h: wchar.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
 	      -e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
@@ -145,9 +146,9 @@ wchar.h: wchar.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(ARG_NONNULL_H)
 	      -e 's|@''REPLACE_WCSTOK''@|$(REPLACE_WCSTOK)|g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_ARG_NONNULL/r $(ARG_NONNULL_H)' \
-	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)'; \
-	} > $@-t && \
-	mv $@-t $@
+	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
+	      > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += wchar.h wchar.h-t
 
 Include:

modules/wctype-h

@@ -9,6 +9,7 @@ m4/wint_t.m4
 
 Depends-on:
 extern-inline
+gen-header
 include_next
 snippet/c++defs
 snippet/warn-on-use
@@ -27,8 +28,8 @@ lib_SOURCES += wctype-h.c
 wctype.h: wctype.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H)
 	$(AM_V_GEN)
 @NMD@	$(AM_V_at)$(MKDIR_P) '%reldir%'
-	$(AM_V_at){ echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
-	  sed -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
+	$(AM_V_at)$(SED_HEADER_STDOUT) \
+	      -e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
 	      -e 's/@''HAVE_WCTYPE_H''@/$(HAVE_WCTYPE_H)/g' \
 	      -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
 	      -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
@@ -55,9 +56,8 @@ wctype.h: wctype.in.h $(top_builddir)/config.status $(CXXDEFS_H) $(WARN_ON_USE_H
 	      -e 's/@''REPLACE_TOWLOWER''@/$(REPLACE_TOWLOWER)/g' \
 	      -e '/definitions of _GL_FUNCDECL_RPL/r $(CXXDEFS_H)' \
 	      -e '/definition of _GL_WARN_ON_USE/r $(WARN_ON_USE_H)' \
-	      < $(srcdir)/wctype.in.h; \
-	} > $@-t && \
-	mv $@-t $@
+	      $(srcdir)/wctype.in.h > $@-t
+	$(AM_V_at)mv $@-t $@
 MOSTLYCLEANFILES += wctype.h wctype.h-t
 
 Include: