configure: Fix protoc-c detection
authorBenjamin Franzke <benjaminfranzke@googlemail.com>
Mon, 18 Nov 2013 14:37:14 +0000 (15:37 +0100)
committerBenjamin Franzke <benjaminfranzke@googlemail.com>
Mon, 18 Nov 2013 14:37:14 +0000 (15:37 +0100)
commit5041a5d5a574449638e7579827d9b67ed1450b0d
tree7d565ff30edcadd6e33da22e1e8aa4e4bb46e88e
parentf3b388b80daebb13398f2b6b269eda0aa947e469
configure: Fix protoc-c detection

 * Use --with-protoc=command instead of env var
 * Error out when protoc is not found.
configure.ac