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build: also unset LIBS when LDFLAGS is unset

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On OpenBSD, libintl is installed under /usr/local/lib. When configure
checks unset LDFLAGS, LIBS should also be unset otherwise we end up with
-lintl which cannot be found resulting to the compile check to fail.

https://bugzilla.gnome.org/show_bug.cgi?id=727939
This commit is contained in:
Antoine Jacoutot 2014-04-10 11:16:44 +02:00
parent 2d96503898
commit 6c7972a05c
1 changed files with 6 additions and 4 deletions
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10
configure.ac
View File

@ -3449,15 +3449,16 @@ dnl
AC_ARG_ENABLE(Bsymbolic,
[AS_HELP_STRING([--disable-Bsymbolic],
[avoid linking with -Bsymbolic])],,
[SAVED_LDFLAGS="${LDFLAGS}"
[SAVED_LDFLAGS="${LDFLAGS}" SAVED_LIBS="${LIBS}"
AC_MSG_CHECKING([for -Bsymbolic-functions linker flag])
LDFLAGS=-Wl,-Bsymbolic-functions
LIBS=
AC_TRY_LINK([], [int main (void) { return 0; }],
AC_MSG_RESULT(yes)
enable_Bsymbolic=yes,
AC_MSG_RESULT(no)
enable_Bsymbolic=no)
LDFLAGS="${SAVED_LDFLAGS}"])
LDFLAGS="${SAVED_LDFLAGS}" LIBS="${SAVED_LIBS}"])
if test "x${enable_Bsymbolic}" = "xyes"; then
GLIB_LINK_FLAGS=-Wl,-Bsymbolic-functions
@ -3476,9 +3477,10 @@ dnl
AC_ARG_ENABLE([znodelete],
[AS_HELP_STRING([--disable-znodelete],
[avoid linking with -z,nodelete])],,
[SAVED_LDFLAGS="${LDFLAGS}"
[SAVED_LDFLAGS="${LDFLAGS}" SAVED_LIBS="${LIBS}"
AC_MSG_CHECKING([for --fatal-warnings linker flag])
LDFLAGS=-Wl,--fatal-warnings
LIBS=
AC_TRY_LINK([], [int main (void) { return 0; }],
AC_MSG_RESULT(yes)
[ldflags_fatal=-Wl,--fatal-warnings],
@ -3491,7 +3493,7 @@ AC_ARG_ENABLE([znodelete],
enable_znodelete=yes,
AC_MSG_RESULT(no)
enable_znodelete=no)
LDFLAGS="${SAVED_LDFLAGS}"])
LDFLAGS="${SAVED_LDFLAGS}" LIBS="${SAVED_LIBS}"])
if test "x${enable_znodelete}" = "xyes"; then
GOBJECT_LINK_FLAGS=-Wl,-z,nodelete