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Diffstat (limited to 'builtin-fmt-merge-msg.c')
-rw-r--r--builtin-fmt-merge-msg.c53
1 files changed, 22 insertions, 31 deletions
diff --git a/builtin-fmt-merge-msg.c b/builtin-fmt-merge-msg.c
index df02ba7afd..df18f4070f 100644
--- a/builtin-fmt-merge-msg.c
+++ b/builtin-fmt-merge-msg.c
@@ -5,8 +5,10 @@
#include "revision.h"
#include "tag.h"
-static const char *fmt_merge_msg_usage =
- "git fmt-merge-msg [--log] [--no-log] [--file <file>]";
+static const char * const fmt_merge_msg_usage[] = {
+ "git fmt-merge-msg [--log|--no-log] [--file <file>]",
+ NULL
+};
static int merge_summary;
@@ -347,46 +349,35 @@ int fmt_merge_msg(int merge_summary, struct strbuf *in, struct strbuf *out) {
int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix)
{
+ const char *inpath = NULL;
+ struct option options[] = {
+ OPT_BOOLEAN(0, "log", &merge_summary, "populate log with the shortlog"),
+ OPT_BOOLEAN(0, "summary", &merge_summary, "alias for --log"),
+ OPT_STRING('F', "file", &inpath, "file", "file to read from"),
+ OPT_END()
+ };
+
FILE *in = stdin;
- struct strbuf input, output;
+ struct strbuf input = STRBUF_INIT, output = STRBUF_INIT;
int ret;
git_config(fmt_merge_msg_config, NULL);
-
- while (argc > 1) {
- if (!strcmp(argv[1], "--log") || !strcmp(argv[1], "--summary"))
- merge_summary = 1;
- else if (!strcmp(argv[1], "--no-log")
- || !strcmp(argv[1], "--no-summary"))
- merge_summary = 0;
- else if (!strcmp(argv[1], "-F") || !strcmp(argv[1], "--file")) {
- if (argc < 3)
- die ("Which file?");
- if (!strcmp(argv[2], "-"))
- in = stdin;
- else {
- fclose(in);
- in = fopen(argv[2], "r");
- if (!in)
- die("cannot open %s", argv[2]);
- }
- argc--; argv++;
- } else
- break;
- argc--; argv++;
+ argc = parse_options(argc, argv, options, fmt_merge_msg_usage, 0);
+ if (argc > 0)
+ usage_with_options(fmt_merge_msg_usage, options);
+
+ if (inpath && strcmp(inpath, "-")) {
+ in = fopen(inpath, "r");
+ if (!in)
+ die("cannot open %s", inpath);
}
- if (argc > 1)
- usage(fmt_merge_msg_usage);
-
- strbuf_init(&input, 0);
if (strbuf_read(&input, fileno(in), 0) < 0)
die("could not read input file %s", strerror(errno));
- strbuf_init(&output, 0);
ret = fmt_merge_msg(merge_summary, &input, &output);
if (ret)
return ret;
- printf("%s", output.buf);
+ write_in_full(STDOUT_FILENO, output.buf, output.len);
return 0;
}