[PATCH] configure: Improve failures due to missing pkg-config

Output a warning at the beginning, and fill PKG_CONFIG with "false" so that any auto-configuration attempts fail without bogus messages.

Signed-off-by: Ismael Luceno ismael@iodev.co.uk --- configure.ac | 3 +++ 1 file changed, 3 insertions(+)

diff --git a/configure.ac b/configure.ac index 1f119c5baeeb..29d043f18950 100644 --- a/configure.ac +++ b/configure.ac @@ -19,6 +19,9 @@ AC_PROG_MKDIR_P AC_PROG_LN_S AC_PROG_SED PKG_PROG_PKG_CONFIG +AS_IF([test -z "$PKG_CONFIG"], + [AC_MSG_WARN([pkg-config is needed for auto-configuration of dependencies]) + PKG_CONFIG=false]) AM_PATH_ALSA(1.0.27) if test "x$enable_alsatest" = "xyes"; then AC_CHECK_FUNC([snd_ctl_elem_add_enumerated],