X-Git-Url: http://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=tools%2Fccanlint%2Ftests%2Freduce_features.c;h=183d798f7bd501b8b9eaed8e8ce9a58d52e43b69;hp=39a2bde067a96dbc0072514f5633eebff39974aa;hb=758ab1f402b4af3cccac09548b709deca17ef930;hpb=939fab341caaa06d032b29f06362335de0db82cc

diff --git a/tools/ccanlint/tests/reduce_features.c b/tools/ccanlint/tests/reduce_features.c
index 39a2bde0..183d798f 100644
--- a/tools/ccanlint/tests/reduce_features.c
+++ b/tools/ccanlint/tests/reduce_features.c
@@ -40,7 +40,20 @@ static bool option_cmp(const char *name1, const char *name2)
 	return streq(name1, name2);
 }
 
-HTABLE_DEFINE_TYPE(char, option_name, option_hash, option_cmp, option);
+HTABLE_DEFINE_TYPE(char, option_name, option_hash, option_cmp, htable_option);
+
+static struct htable_option *htable_option_new(void)
+{
+	struct htable_option *opts = malloc(sizeof(*opts));
+	htable_option_init(opts);
+	return opts;
+}
+
+static void htable_option_free(struct htable_option *opts)
+{
+	htable_option_clear(opts);
+	free(opts);
+}
 
 static unsigned int add_options(struct htable_option *opts,
 				struct pp_conditions *cond)
@@ -160,10 +173,10 @@ static void do_reduce_features(struct manifest *m,
 		hdr = talloc_asprintf_append
 			(hdr, "#undef %s\n#define %s 0\n", sym, sym);
 	}
-	if (mkdir("reduced-features", 0700) != 0)
+	if (mkdir("reduced-features", 0700) != 0 && errno != EEXIST)
 		err(1, "Creating reduced-features directory");
 
-	fd = open("reduced-features/config.h", O_EXCL|O_CREAT|O_RDWR, 0600);
+	fd = open("reduced-features/config.h", O_TRUNC|O_CREAT|O_RDWR, 0600);
 	if (fd < 0)
 		err(1, "Creating reduced-features/config.h");
 	if (!write_all(fd, hdr, strlen(hdr)))