[PATCH/RFC 2/3] builtin-fetch: add --dry-run option
From: Jay Soffian <hidden>
Date: 2016-06-15 22:47:40
Subsystem:
the rest · Maintainer:
Linus Torvalds
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