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Don't assume that struct option is available just because we can find a
getopt_long(). This is more or less the same problem as we saw earlier with getaddrinfo() and struct addrinfo, and for the same reason: random user-added libraries might contain the subroutine, but there's no guarantee we will find the matching header files.
This commit is contained in:
Tom Lane
149
configure
vendored
149
configure
vendored
@ -10379,6 +10379,67 @@ _ACEOF
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fi
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echo "$as_me:$LINENO: checking for struct option" >&5
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echo $ECHO_N "checking for struct option... $ECHO_C" >&6
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if test "${ac_cv_type_struct_option+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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cat >conftest.$ac_ext <<_ACEOF
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#line $LINENO "configure"
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#include "confdefs.h"
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#ifdef HAVE_GETOPT_H
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include <getopt.h>
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#endif
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#ifdef F77_DUMMY_MAIN
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# ifdef __cplusplus
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extern "C"
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# endif
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int F77_DUMMY_MAIN() { return 1; }
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#endif
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int
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main ()
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{
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if ((struct option *) 0)
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return 0;
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if (sizeof (struct option))
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return 0;
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext
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if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
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(eval $ac_compile) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } &&
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{ ac_try='test -s conftest.$ac_objext'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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ac_cv_type_struct_option=yes
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else
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echo "$as_me: failed program was:" >&5
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cat conftest.$ac_ext >&5
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ac_cv_type_struct_option=no
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fi
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rm -f conftest.$ac_objext conftest.$ac_ext
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fi
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echo "$as_me:$LINENO: result: $ac_cv_type_struct_option" >&5
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echo "${ECHO_T}$ac_cv_type_struct_option" >&6
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if test $ac_cv_type_struct_option = yes; then
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cat >>confdefs.h <<_ACEOF
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#define HAVE_STRUCT_OPTION 1
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_ACEOF
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fi
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if test "$with_zlib" = yes; then
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# Check that <zlib.h> defines z_streamp (versions before about 1.0.4
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# did not). While we could work around the lack of z_streamp, it
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@ -11760,8 +11821,7 @@ fi
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for ac_func in crypt fseeko getopt getopt_long getrusage inet_aton random rint srandom strcasecmp strdup strerror strtol strtoul
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for ac_func in crypt fseeko getopt getrusage inet_aton random rint srandom strcasecmp strdup strerror strtol strtoul
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do
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as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
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echo "$as_me:$LINENO: checking for $ac_func" >&5
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@ -11926,6 +11986,91 @@ else
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LIBOBJS="$LIBOBJS getaddrinfo.$ac_objext"
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fi
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# similarly, use system's getopt_long() only if system provides struct option.
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if test x"$ac_cv_type_struct_option" = xyes ; then
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for ac_func in getopt_long
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do
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as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
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echo "$as_me:$LINENO: checking for $ac_func" >&5
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echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
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if eval "test \"\${$as_ac_var+set}\" = set"; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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cat >conftest.$ac_ext <<_ACEOF
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#line $LINENO "configure"
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#include "confdefs.h"
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/* System header to define __stub macros and hopefully few prototypes,
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which can conflict with char $ac_func (); below. */
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#include <assert.h>
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/* Override any gcc2 internal prototype to avoid an error. */
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#ifdef __cplusplus
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extern "C"
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#endif
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/* We use char because int might match the return type of a gcc2
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builtin and then its argument prototype would still apply. */
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char $ac_func ();
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char (*f) ();
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#ifdef F77_DUMMY_MAIN
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# ifdef __cplusplus
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extern "C"
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# endif
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int F77_DUMMY_MAIN() { return 1; }
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#endif
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int
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main ()
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{
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/* The GNU C library defines this for functions which it implements
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to always fail with ENOSYS. Some functions are actually named
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something starting with __ and the normal name is an alias. */
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#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
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choke me
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#else
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f = $ac_func;
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#endif
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;
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return 0;
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}
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_ACEOF
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rm -f conftest.$ac_objext conftest$ac_exeext
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if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
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(eval $ac_link) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); } &&
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{ ac_try='test -s conftest$ac_exeext'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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eval "$as_ac_var=yes"
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else
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echo "$as_me: failed program was:" >&5
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cat conftest.$ac_ext >&5
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eval "$as_ac_var=no"
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fi
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rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
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fi
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echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5
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echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
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if test `eval echo '${'$as_ac_var'}'` = yes; then
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cat >>confdefs.h <<_ACEOF
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#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
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_ACEOF
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else
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LIBOBJS="$LIBOBJS $ac_func.$ac_objext"
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fi
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done
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else
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LIBOBJS="$LIBOBJS getopt_long.$ac_objext"
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fi
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# BSD/OS & NetBSD use a custom fseeko/ftello built on fsetpos/fgetpos
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# We override the previous test that said fseeko/ftello didn't exist
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# OS tests are also done in include/c.h and port/fseeko.c
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