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authorLibravatar Jeff King <peff@peff.net>2015-12-01 17:19:06 -0500
committerLibravatar Jeff King <peff@peff.net>2015-12-01 17:19:06 -0500
commitcd76778049e33c45376c67230c200c7e62ab7a35 (patch)
tree4c3b03dba2cc7929412e322a3e3f0d2ad993e068
parentDocumentation/git-update-index: add missing opts to synopsys (diff)
parentconfigure.ac: use $LIBS not $CFLAGS when testing -lpthread (diff)
downloadtgif-cd76778049e33c45376c67230c200c7e62ab7a35.tar.xz
Merge branch 'rc/configure-use-libs-when-checking-a-lib' into maint
The "configure" script did not test for -lpthread correctly, which upset some linkers. * rc/configure-use-libs-when-checking-a-lib: configure.ac: use $LIBS not $CFLAGS when testing -lpthread
-rw-r--r--configure.ac8
1 files changed, 7 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index fd22d41b2f..1f55009bba 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1149,7 +1149,12 @@ elif test -z "$PTHREAD_CFLAGS"; then
# would then trigger compiler warnings on every single file we compile.
for opt in "" -mt -pthread -lpthread; do
old_CFLAGS="$CFLAGS"
- CFLAGS="$opt $CFLAGS"
+ old_LIBS="$LIBS"
+ case "$opt" in
+ -l*) LIBS="$opt $LIBS" ;;
+ *) CFLAGS="$opt $CFLAGS" ;;
+ esac
+
AC_MSG_CHECKING([for POSIX Threads with '$opt'])
AC_LINK_IFELSE([PTHREADTEST_SRC],
[AC_MSG_RESULT([yes])
@@ -1161,6 +1166,7 @@ elif test -z "$PTHREAD_CFLAGS"; then
],
[AC_MSG_RESULT([no])])
CFLAGS="$old_CFLAGS"
+ LIBS="$old_LIBS"
done
if test $threads_found != yes; then
AC_CHECK_LIB([pthread], [pthread_create],