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[1442] conditionally check whether gtest needs pthread

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This commit is contained in:
Jelte Jansen 2011-11-30 15:27:36 +01:00
parent 0737908f9e
commit 15dffb02f1
1 changed files with 31 additions and 2 deletions
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33
configure.ac
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@ -724,8 +724,37 @@ then
if test "${GTEST_FOUND}" != "true"; then
AC_MSG_ERROR([Cannot find gtest in: $GTEST_PATHS])
fi
# TODO: check whether this is needed (depends on gtest compile flags)
GTEST_LDADD="$GTEST_LDADD $PTHREAD_LDFLAGS"
# On some systems, there is no gtest-config script, which is supposed
# to inform us whether we need -lpthread as well (a gtest compile-time
# option). So we still need to test that manually
LIBS_SAVED=$LIBS
LIBS="$LIBS $GTEST_LDADD"
AC_MSG_CHECKING([Checking whether gtest tests need -lpthread])
AC_TRY_LINK([
#include <gtest/gtest.h>
],[
int i = 0;
char* c = NULL;
::testing::InitGoogleTest(&i, &c);
return (0);
],
[ AC_MSG_RESULT(no) ],
[
LIBS="$LIBS $GTEST_LDADD $PTHREAD_LDFLAGS"
AC_TRY_LINK([
#include <gtest/gtest.h>
],[
int i = 0;
char* c = NULL;
::testing::InitGoogleTest(&i, &c);
return (0);
],
[ AC_MSG_RESULT(yes)
GTEST_LDADD="$GTEST_LDADD $PTHREAD_LDFLAGS"
],
[ AC_MSG_ERROR(unable to compile with gtest) ])
])
LIBS=$LIBS_SAVED
else
GTEST_INCLUDES=
GTEST_LDFLAGS=