Make 'cflags' option optional

Project: http://git-wip-us.apache.org/repos/asf/lucy-charmonizer/repo
Commit: http://git-wip-us.apache.org/repos/asf/lucy-charmonizer/commit/222f0b5b
Tree: http://git-wip-us.apache.org/repos/asf/lucy-charmonizer/tree/222f0b5b
Diff: http://git-wip-us.apache.org/repos/asf/lucy-charmonizer/diff/222f0b5b

Branch: refs/heads/master
Commit: 222f0b5bb0bb21db2f3e2b213df742413305007d
Parents: 2ef470a
Author: Nick Wellnhofer <[email protected]>
Authored: Sat Dec 27 15:35:10 2014 +0100
Committer: Nick Wellnhofer <[email protected]>
Committed: Sat Dec 27 15:35:10 2014 +0100

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 src/Charmonizer/Probe.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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http://git-wip-us.apache.org/repos/asf/lucy-charmonizer/blob/222f0b5b/src/Charmonizer/Probe.c
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diff --git a/src/Charmonizer/Probe.c b/src/Charmonizer/Probe.c
index 95a0fc4..83b0e25 100644
--- a/src/Charmonizer/Probe.c
+++ b/src/Charmonizer/Probe.c
@@ -44,7 +44,7 @@ chaz_Probe_parse_cli_args(int argc, const char *argv[], 
chaz_CLI *cli) {
     chaz_CLI_register(cli, "enable-makefile", NULL, CHAZ_CLI_NO_ARG);
     chaz_CLI_register(cli, "enable-coverage", NULL, CHAZ_CLI_NO_ARG);
     chaz_CLI_register(cli, "cc", "compiler command", CHAZ_CLI_ARG_REQUIRED);
-    chaz_CLI_register(cli, "cflags", NULL, CHAZ_CLI_ARG_REQUIRED);
+    chaz_CLI_register(cli, "cflags", NULL, CHAZ_CLI_ARG_OPTIONAL);
     chaz_CLI_register(cli, "make", "make command", 0);
 
     /* Parse options, exiting on failure. */

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