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configure.ac: Quote AC_COMPILE_IFELSE() input

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This commit is contained in:
Peter Stuge 2010-11-21 23:10:35 +01:00
parent 19d5882c39
commit 44b85dabc3
1 changed files with 3 additions and 3 deletions
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6
configure.ac
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@ -153,14 +153,14 @@ AM_CONDITIONAL([BUILD_EXAMPLES], [test "x$build_examples" != "xno"])
# Restore gnu89 inline semantics on gcc 4.3 and newer
saved_cflags="$CFLAGS"
CFLAGS="$CFLAGS -fgnu89-inline"
AC_COMPILE_IFELSE(AC_LANG_PROGRAM([]), inline_cflags="-fgnu89-inline", inline_cflags="")
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])], inline_cflags="-fgnu89-inline", inline_cflags="")
CFLAGS="$saved_cflags"
# check for -fvisibility=hidden compiler support (GCC >= 3.4)
saved_cflags="$CFLAGS"
# -Werror required for cygwin
CFLAGS="$CFLAGS -Werror -fvisibility=hidden"
AC_COMPILE_IFELSE(AC_LANG_PROGRAM([]),
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
[VISIBILITY_CFLAGS="-fvisibility=hidden"
AC_DEFINE([DEFAULT_VISIBILITY], [__attribute__((visibility("default")))], [Default visibility]) ],
[ VISIBILITY_CFLAGS=""
@ -171,7 +171,7 @@ CFLAGS="$saved_cflags"
# check for -Wno-pointer-sign compiler support (GCC >= 4)
saved_cflags="$CFLAGS"
CFLAGS="$CFLAGS -Wno-pointer-sign"
AC_COMPILE_IFELSE(AC_LANG_PROGRAM([]),
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
nopointersign_cflags="-Wno-pointer-sign", nopointersign_cflags="")
CFLAGS="$saved_cflags"