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-rw-r--r--src/external/libcares.m419
1 files changed, 13 insertions, 6 deletions
diff --git a/src/external/libcares.m4 b/src/external/libcares.m4
index 5b8a35875..e2a56f157 100644
--- a/src/external/libcares.m4
+++ b/src/external/libcares.m4
@@ -2,9 +2,17 @@ AC_SUBST(CARES_OBJ)
AC_SUBST(CARES_LIBS)
AC_SUBST(CARES_CFLAGS)
-AC_CHECK_HEADERS(ares.h,
- [AC_CHECK_LIB([cares], [ares_init], [ CARES_LIBS="-lcares" ], [AC_MSG_ERROR([No usable c-ares library found])])],
- [AC_MSG_ERROR([c-ares header files are not installed])]
+PKG_CHECK_MODULES([CARES], [libcares], [found_libcares=yes], [found_libcares=no])
+
+SSS_AC_EXPAND_LIB_DIR()
+AS_IF([test x"$found_libcares" != xyes],
+ [AC_CHECK_HEADERS([ares.h],
+ [AC_CHECK_LIB([cares],
+ [ares_init],
+ [CARES_LIBS="-L$sss_extra_libdir -lcares"],
+ [AC_MSG_ERROR([No usable c-ares library found])],
+ [-L$sss_extra_libdir])],
+ [AC_MSG_ERROR([c-ares header files are not installed])])]
)
dnl Check if this particular version of c-ares supports the generic ares_free_data function
@@ -12,9 +20,8 @@ AC_CHECK_LIB([cares],
[ares_free_data],
[AC_DEFINE([HAVE_ARES_DATA], 1, [Does c-ares have ares_free_data()?])
],
- [
- ares_data=1
- ]
+ [ares_data=1],
+ [$CARES_LIBS]
)
AM_CONDITIONAL(BUILD_ARES_DATA, test x$ares_data = x1)