From: Ruben Kerkhof <ruben@rubenkerkhof.com>
Date: Sat, 12 Dec 2015 15:43:55 +0000 (+0100)
Subject: configure.ac: warn when pkg-config is not installed
X-Git-Tag: collectd-5.5.1~13^2
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=b1582672709204fd2342a50e1d25467d99568199;p=collectd.git

configure.ac: warn when pkg-config is not installed

It hasn't been optional for a while now.

Fixes:
checking for rrd.h... no
./configure: 25157: Syntax error: word unexpected (expecting ")")

Signed-off-by: Florian Forster <octo@collectd.org>
---

diff --git a/configure.ac b/configure.ac
index 6cdfcd6f..f623263f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -54,6 +54,10 @@ AC_DISABLE_STATIC
 AC_PROG_LIBTOOL
 AC_PROG_LEX
 AC_PROG_YACC
+
+# Warn when pkg.m4 is missing
+m4_pattern_forbid([^_?PKG_[A-Z_]+$],[*** pkg.m4 missing, please install pkg-config])
+
 PKG_PROG_PKG_CONFIG
 
 AC_CHECK_PROG([have_protoc_c], [protoc-c], [yes], [no])