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Many (FSF and Sun at least) have interpreted the C99 standard in a way

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that int64_t and similar types are only defined on 64 bit platforms. Using
-std=gnu99 lifts this rather silly restriction.

The HAVE_NETLINK define is not generated anywhere in our configure. So it
was rather pointless to use it for any test.


git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@450 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Pierre Ossman 2006-01-11 14:36:02 +00:00
parent 2623edcc42
commit 72316ccf9c
1 changed files with 3 additions and 23 deletions
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26
configure.ac
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@ -63,29 +63,9 @@ test_gcc_flag() {
# If using GCC specify some additional parameters # If using GCC specify some additional parameters
if test "x$GCC" = "xyes" ; then if test "x$GCC" = "xyes" ; then
DESIRED_FLAGS="-Wall -W -Wextra -pedantic -pipe -Wformat -Wold-style-definition -Wdeclaration-after-statement -Wfloat-equal -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wmissing-noreturn -Wshadow -Wendif-labels -Wpointer-arith -Wbad-function-cast -Wcast-qual -Wcast-align -Wwrite-strings -Winline -Wno-unused-parameter" # We use gnu99 instead of c99 because many have interpreted the standard
# in a way that int64_t isn't defined on non-64 bit platforms.
if test "x$HAVE_NETLINK" = "xyes" ; then DESIRED_FLAGS="-std=gnu99 -Wall -W -Wextra -pedantic -pipe -Wformat -Wold-style-definition -Wdeclaration-after-statement -Wfloat-equal -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wmissing-noreturn -Wshadow -Wendif-labels -Wpointer-arith -Wbad-function-cast -Wcast-qual -Wcast-align -Wwrite-strings -Winline -Wno-unused-parameter"
# Test whether rtnetlink.h can be included when compiled with -std=c99
# some distributions (e.g. archlinux) have broken headers that dont
# define __u64 with -std=c99
AC_MSG_CHECKING([checking whether rtnetlink.h can be included with -std=c99])
OLDCFLAGS="$CFLAGS"
CFLAGS="-std=c99"
AC_TRY_COMPILE([#include <linux/rtnetlink.h>], [],
use_stdc99=yes, use_stdc99=no)
if test x"$use_stdc99" = xyes; then
DESIRED_FLAGS="-std=c99 $DESIRED_FLAGS"
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
CFLAGS="$OLDCFLAGS"
else
DESIRED_FLAGS="-std=c99 $DESIRED_FLAGS"
fi
for flag in $DESIRED_FLAGS ; do for flag in $DESIRED_FLAGS ; do
AC_MSG_CHECKING([whether $CC accepts $flag]) AC_MSG_CHECKING([whether $CC accepts $flag])