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Diffstat (limited to 'src/external/libcapng.m4')
| -rw-r--r-- | src/external/libcapng.m4 | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/external/libcapng.m4 b/src/external/libcapng.m4 new file mode 100644 index 000000000..effe25cb5 --- /dev/null +++ b/src/external/libcapng.m4 @@ -0,0 +1,18 @@ +dnl A macro to check presence of libcap-ng on the system +AC_DEFUN([AM_CHECK_LIBCAP_NG], +[ + PKG_CHECK_EXISTS(libcap-ng, + dnl PKG_CHECK_EXISTS ACTION-IF-FOUND + [ PKG_CHECK_MODULES([LIBCAPNG], + [libcap-ng], + [ + have_libcap_ng="yes" + AC_DEFINE_UNQUOTED([HAVE_LIBCAPNG], 1, + [Use libcap-ng for privilege drop]) + ]) + ], + dnl PKG_CHECK_EXISTS ACTION-IF-NOT-FOUND + [AC_MSG_WARN([No libcap-ng library found, falling back to our own privilege drop ipmlementation])] + ) + AM_CONDITIONAL([HAVE_LIBCAPNG], [test x$have_libcap_ng = xyes]) +]) |