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sysconf: Fix missing definition of UIO_MAXIOV on Linux [BZ #22321]

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After commit 37f802f864 (Remove
__need_IOV_MAX and __need_FOPEN_MAX), UIO_MAXIOV is no longer supplied
(indirectly) through <bits/stdio_lim.h>, so sysdeps/posix/sysconf.c no
longer sees the definition.
This commit is contained in:
Florian Weimer
2017-10-20 04:10:15 +02:00
parent 95ccb619f5
commit 63b4baa44e
5 changed files with 82 additions and 1 deletions
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5
sysdeps/unix/sysv/linux/Makefile
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@@ -50,7 +50,7 @@ sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h \
bits/siginfo-arch.h bits/siginfo-consts-arch.h
tests += tst-clone tst-clone2 tst-clone3 tst-fanotify tst-personality \
tst-quota tst-sync_file_range test-errno-linux
tst-quota tst-sync_file_range test-errno-linux tst-sysconf-iov_max
# Generate the list of SYS_* macros for the system calls (__NR_*
# macros). The file syscall-names.list contains all possible system
@@ -95,6 +95,9 @@ $(objpfx)tst-syscall-list.out: \
$(objpfx)tst-syscall-list-sys.list
$(BASH) $^ $(AWK) > $@; $(evaluate-test)
# Separate object file for access to the constant from the UAPI header.
$(objpfx)tst-sysconf-iov_max: $(objpfx)tst-sysconf-iov_max-uapi.o
endif # $(subdir) == misc
ifeq ($(subdir),time)