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authorfanquake <fanquake@gmail.com>2021-07-13 15:08:44 +0800
committerfanquake <fanquake@gmail.com>2021-07-13 15:08:44 +0800
commitc5642697e7e51a5984fd7574f4e3723f42ee9ed5 (patch)
tree4c5f253df462e5d2f6bf6c1bc6662ff0159b2132 /m4
parent5c0e75c34e43743e57cd730383e3716ce9e3b519 (diff)
downloadlibevent-c5642697e7e51a5984fd7574f4e3723f42ee9ed5.tar.gz
build: fail with a useful error message if pkg-config isn't available
Diffstat (limited to 'm4')
-rw-r--r--m4/libevent_openssl.m43
1 files changed, 3 insertions, 0 deletions
diff --git a/m4/libevent_openssl.m4 b/m4/libevent_openssl.m4
index 178cf387..1adc583f 100644
--- a/m4/libevent_openssl.m4
+++ b/m4/libevent_openssl.m4
@@ -1,6 +1,9 @@
dnl ######################################################################
dnl OpenSSL support
AC_DEFUN([LIBEVENT_OPENSSL], [
+
+m4_ifndef([PKG_PROG_PKG_CONFIG], [AC_MSG_ERROR([PKG_PROG_PKG_CONFIG not found. Please install pkg-config and re-run autogen.sh])])
+
PKG_PROG_PKG_CONFIG([0.15.0])
case "$host_os" in