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[PATCH] git remote update: New option --prune (-p)

From
Finn Arne Gangstad <finnag@pvv.org>
Date
Apr 2, 2009, 12:38 UTC
Message-ID
<20090402123823.GA1756@pvv.org>

With the --prune (or -p) option, git remote update will also prune all the remotes that it fetches. Previously, you had to do a manual git remote prune <remote> for each of the remotes you wanted to prune, and this could be tedious with many remotes.

A single command will now update all remotes, and remove all stale branches: git remote update -p

Signed-off-by: Finn Arne Gangstad <finnag@pvv.org>
---
 Documentation/git-remote.txt |    4 ++-
 builtin-remote.c             |   73 ++++++++++++++++++++++++++----------------
 2 files changed, 48 insertions(+), 29 deletions(-)
diff --git a/Documentation/git-remote.txt b/Documentation/git-remote.txt
index c9c0e6f..0b6e67d 100644
--- a/Documentation/git-remote.txt
+++ b/Documentation/git-remote.txt
@@ -16,7 +16,7 @@ SYNOPSIS
 'git remote set-head' <name> [-a | -d | <branch>]
 'git remote show' [-n] <name>
 'git remote prune' [-n | --dry-run] <name>
-'git remote update' [group]
+'git remote update' [-p | --prune] [group]
 
 DESCRIPTION
 -----------
@@ -125,6 +125,8 @@ the configuration parameter remotes.default will get used; if
 remotes.default is not defined, all remotes which do not have the
 configuration parameter remote.<name>.skipDefaultUpdate set to true will
 be updated.  (See linkgit:git-config[1]).
++
+With `--prune` option, prune all the remotes that are updated.
 
 
 DISCUSSION
diff --git a/builtin-remote.c b/builtin-remote.c
index 9ef846f..da46b5f 100644
--- a/builtin-remote.c
+++ b/builtin-remote.c
@@ -15,7 +15,7 @@ static const char * const builtin_remote_usage[] = {
 	"git remote set-head <name> [-a | -d | <branch>]",
 	"git remote show [-n] <name>",
 	"git remote prune [-n | --dry-run] <name>",
-	"git remote [-v | --verbose] update [group]",
+	"git remote [-v | --verbose] update [-p | --prune] [group]",
 	NULL
 };
 
@@ -26,6 +26,7 @@ static const char * const builtin_remote_usage[] = {
 static int verbose;
 
 static int show_all(void);
+static int prune_remote(const char *remote, int dry_run);
 
 static inline int postfixcmp(const char *string, const char *postfix)
 {
@@ -1128,46 +1129,51 @@ static int prune(int argc, const char **argv)
 		OPT__DRY_RUN(&dry_run),
 		OPT_END()
 	};
-	struct ref_states states;
-	const char *dangling_msg;
 
 	argc = parse_options(argc, argv, options, builtin_remote_usage, 0);
 
 	if (argc < 1)
 		usage_with_options(builtin_remote_usage, options);
 
-	dangling_msg = (dry_run
-			? " %s will become dangling!\n"
-			: " %s has become dangling!\n");
-
-	memset(&states, 0, sizeof(states));
 	for (; argc; argc--, argv++) {
-		int i;
+		result |= prune_remote(*argv, dry_run);
+	}
+	return result;
+}
 
-		get_remote_ref_states(*argv, &states, GET_REF_STATES);
+static int prune_remote(const char *remote, int dry_run)
+{
+	int result = 0;
+	struct ref_states states;
+	const char *dangling_msg = dry_run
+		? " %s will become dangling!\n"
+		: " %s has become dangling!\n";
 
-		if (states.stale.nr) {
-			printf("Pruning %s\n", *argv);
-			printf("URL: %s\n",
-			       states.remote->url_nr
-			       ? states.remote->url[0]
-			       : "(no URL)");
-		}
+	memset(&states, 0, sizeof(states));
+	int i;
 
-		for (i = 0; i < states.stale.nr; i++) {
-			const char *refname = states.stale.items[i].util;
+	get_remote_ref_states(remote, &states, GET_REF_STATES);
 
-			if (!dry_run)
-				result |= delete_ref(refname, NULL, 0);
+	if (states.stale.nr) {
+		printf("Pruning %s\n", remote);
+		printf("URL: %s\n",
+		       states.remote->url_nr
+		       ? states.remote->url[0]
+		       : "(no URL)");
+	}
 
-			printf(" * [%s] %s\n", dry_run ? "would prune" : "pruned",
-			       abbrev_ref(refname, "refs/remotes/"));
-			warn_dangling_symref(dangling_msg, refname);
-		}
+	for (i = 0; i < states.stale.nr; i++) {
+		const char *refname = states.stale.items[i].util;
 
-		free_remote_ref_states(&states);
+		if (!dry_run)
+			result |= delete_ref(refname, NULL, 0);
+
+		printf(" * [%s] %s\n", dry_run ? "would prune" : "pruned",
+		       abbrev_ref(refname, "refs/remotes/"));
+		warn_dangling_symref(dangling_msg, refname);
 	}
 
+	free_remote_ref_states(&states);
 	return result;
 }
 
@@ -1204,10 +1210,18 @@ static int get_remote_group(const char *key, const char *value, void *cb)
 
 static int update(int argc, const char **argv)
 {
-	int i, result = 0;
+	int i, result = 0, prune = 0;
 	struct string_list list = { NULL, 0, 0, 0 };
 	static const char *default_argv[] = { NULL, "default", NULL };
+	struct option options[] = {
+		OPT_GROUP("update specific options"),
+		OPT_BOOLEAN('p', "prune", &prune,
+			    "prune remotes after fecthing"),
+		OPT_END()
+	};
 
+	argc = parse_options(argc, argv, options, builtin_remote_usage,
+			     PARSE_OPT_KEEP_ARGV0);
 	if (argc < 2) {
 		argc = 2;
 		argv = default_argv;
@@ -1222,8 +1236,11 @@ static int update(int argc, const char **argv)
 	if (!result && !list.nr  && argc == 2 && !strcmp(argv[1], "default"))
 		result = for_each_remote(get_one_remote_for_update, &list);
 
-	for (i = 0; i < list.nr; i++)
+	for (i = 0; i < list.nr; i++) {
 		result |= fetch_remote(list.items[i].string);
+		if (prune)
+			prune_remote(list.items[i].string, 0);
+	}
 
 	/* all names were strdup()ed or strndup()ed */
 	list.strdup_strings = 1;
-- 
1.6.2.1.470.gd21ca.dirty
Next: demerphq
Message 1 of 15 in “git remote update: New option --prune (-p)”
  1. git remote update: New option --prune (-p)Finn Arne Gangstad, Apr 2, 2009
  2. demerphqApr 2, 2009
  3. Jeff KingApr 2, 2009
  4. demerphqApr 2, 2009
  5. Jeff KingApr 2, 2009
  6. demerphqApr 2, 2009
  7. Jeff KingApr 2, 2009
  8. demerphqApr 2, 2009
  9. Junio C HamanoApr 2, 2009
  10. Finn Arne GangstadApr 2, 2009
  11. Junio C HamanoApr 2, 2009
  12. 0/2 git remote update: New option --prune (-p)Finn Arne Gangstad, Apr 3, 2009
  13. 1/2 builtin-remote.c: Split out prune_remote as a separate function.Finn Arne Gangstad, Apr 3, 2009
  14. 2/2 git remote update: New option --pruneFinn Arne Gangstad, Apr 3, 2009
  15. Junio C HamanoApr 5, 2009

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