Teach fetch --dry-run. Unfortunately OPT__DRY_RUN() cannot be used as fetch
already uses "-n" for something else.
---
builtin-fetch.c | 10 +++++++---
1 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/builtin-fetch.c b/builtin-fetch.c
index cb48c57..985b36b 100644
--- a/builtin-fetch.c
+++ b/builtin-fetch.c
@@ -23,7 +23,7 @@ enum {
TAGS_SET = 2
};
-static int append, force, keep, update_head_ok, verbosity;
+static int append, dry_run, force, keep, update_head_ok, verbosity;
static int tags = TAGS_DEFAULT;
static const char *depth;
static const char *upload_pack;
@@ -42,6 +42,8 @@ static struct option builtin_fetch_options[] = {
"fetch all tags and associated objects", TAGS_SET),
OPT_SET_INT('n', NULL, &tags,
"do not fetch all tags (--no-tags)", TAGS_UNSET),
+ OPT_BOOLEAN(0, "dry-run", &dry_run,
+ "dry run"),
OPT_BOOLEAN('k', "keep", &keep, "keep downloaded pack"),
OPT_BOOLEAN('u', "update-head-ok", &update_head_ok,
"allow updating of HEAD ref"),
@@ -178,6 +180,8 @@ static int s_update_ref(const char *action,
char *rla = getenv("GIT_REFLOG_ACTION");
static struct ref_lock *lock;
+ if (dry_run)
+ return 0;
if (!rla)
rla = default_rla.buf;
snprintf(msg, sizeof(msg), "%s: %s", rla, action);
@@ -303,7 +307,7 @@ static int store_updated_refs(const char *raw_url, const char *remote_name,
char note[1024];
const char *what, *kind;
struct ref *rm;
- char *url, *filename = git_path("FETCH_HEAD");
+ char *url, *filename = dry_run ? "/dev/null" : git_path("FETCH_HEAD");
fp = fopen(filename, "a");
if (!fp)
@@ -586,7 +590,7 @@ static int do_fetch(struct transport *transport,
die("Don't know how to fetch from %s", transport->url);
/* if not appending, truncate FETCH_HEAD */
- if (!append) {
+ if (!append && !dry_run) {
char *filename = git_path("FETCH_HEAD");
FILE *fp = fopen(filename, "w");
if (!fp)
--
1.6.4.2
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