From: Rusty Russell <rusty@rustcorp.com.au>
Date: Sat, 12 Jan 2013 05:34:58 +0000 (+1030)
Subject: ccanlint: handle when _info doesn't compile.
X-Git-Url: http://git.ozlabs.org/?p=ccan;a=commitdiff_plain;h=02358a946a10fc2222b9966f3861cdc10a5550b8;hp=d61a0d6c2c9d2b385075338665d64ae1d1bbe3dc

ccanlint: handle when _info doesn't compile.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---

diff --git a/tools/ccanlint/tests/depends_exist.c b/tools/ccanlint/tests/depends_exist.c
index 39015fd5..f69a08e4 100644
--- a/tools/ccanlint/tests/depends_exist.c
+++ b/tools/ccanlint/tests/depends_exist.c
@@ -57,6 +57,11 @@ static void check_depends_exist(struct manifest *m,
 		deps = get_deps(m, m->dir, "depends", true,
 				get_or_compile_info);
 
+	if (!deps) {
+		score->error = tal_fmt(m, "Could not extract dependencies");
+		return;
+	}
+
 	for (i = 0; deps[i]; i++) {
 		if (!strstarts(deps[i], "ccan/"))
 			continue;
diff --git a/tools/depends.c b/tools/depends.c
index 399b0aad..a506c3d1 100644
--- a/tools/depends.c
+++ b/tools/depends.c
@@ -198,6 +198,8 @@ get_all_deps(const void *ctx, const char *dir, const char *style,
 	unsigned int i;
 
 	deps = get_one(ctx, dir, style, get_info);
+	if (!deps)
+		return NULL;
 	for (i = 0; i < tal_count(deps)-1; i++) {
 		char **newdeps;
 		unsigned int j;