From: Jay Soffian Date: Wed, 25 Feb 2009 08:32:24 +0000 (-0500) Subject: builtin-remote: teach show to display remote HEAD X-Git-Tag: v1.6.3-rc0~73^2~6 X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=e61e0cc6b7061d7e791e1c9722b9c4a6d85d629c;p=git.git builtin-remote: teach show to display remote HEAD This is in preparation for teaching remote how to set refs/remotes//HEAD to match what HEAD is set to at , but is useful in its own right. Signed-off-by: Jay Soffian Signed-off-by: Junio C Hamano --- diff --git a/builtin-remote.c b/builtin-remote.c index 963be6df9..4543cf082 100644 --- a/builtin-remote.c +++ b/builtin-remote.c @@ -18,6 +18,9 @@ static const char * const builtin_remote_usage[] = { NULL }; +#define GET_REF_STATES (1<<0) +#define GET_HEAD_NAMES (1<<1) + static int verbose; static int show_all(void); @@ -210,7 +213,7 @@ static void read_branches(void) struct ref_states { struct remote *remote; - struct string_list new, stale, tracked; + struct string_list new, stale, tracked, heads; }; static int handle_one_branch(const char *refname, @@ -264,6 +267,28 @@ static int get_ref_states(const struct ref *remote_refs, struct ref_states *stat return 0; } +static int get_head_names(const struct ref *remote_refs, struct ref_states *states) +{ + struct ref *ref, *matches; + struct ref *fetch_map = NULL, **fetch_map_tail = &fetch_map; + struct refspec refspec; + + refspec.force = 0; + refspec.pattern = 1; + refspec.src = refspec.dst = "refs/heads/"; + states->heads.strdup_strings = 1; + get_fetch_map(remote_refs, &refspec, &fetch_map_tail, 0); + matches = guess_remote_head(find_ref_by_name(remote_refs, "HEAD"), + fetch_map, 1); + for(ref = matches; ref; ref = ref->next) + string_list_append(abbrev_branch(ref->name), &states->heads); + + free_refs(fetch_map); + free_refs(matches); + + return 0; +} + struct known_remote { struct known_remote *next; struct remote *remote; @@ -630,6 +655,7 @@ static void free_remote_ref_states(struct ref_states *states) string_list_clear(&states->new, 0); string_list_clear(&states->stale, 0); string_list_clear(&states->tracked, 0); + string_list_clear(&states->heads, 0); } static int append_ref_to_tracked_list(const char *refname, @@ -668,7 +694,10 @@ static int get_remote_ref_states(const char *name, remote_refs = transport_get_remote_refs(transport); transport_disconnect(transport); - get_ref_states(remote_refs, states); + if (query & GET_REF_STATES) + get_ref_states(remote_refs, states); + if (query & GET_HEAD_NAMES) + get_head_names(remote_refs, states); } else { for_each_ref(append_ref_to_tracked_list, states); sort_string_list(&states->tracked); @@ -679,7 +708,7 @@ static int get_remote_ref_states(const char *name, static int show(int argc, const char **argv) { - int no_query = 0, result = 0; + int no_query = 0, result = 0, query_flag = 0; struct option options[] = { OPT_GROUP("show specific options"), OPT_BOOLEAN('n', NULL, &no_query, "do not query remotes"), @@ -692,15 +721,30 @@ static int show(int argc, const char **argv) if (argc < 1) return show_all(); + if (!no_query) + query_flag = (GET_REF_STATES | GET_HEAD_NAMES); + memset(&states, 0, sizeof(states)); for (; argc; argc--, argv++) { int i; - get_remote_ref_states(*argv, &states, !no_query); + get_remote_ref_states(*argv, &states, query_flag); printf("* remote %s\n URL: %s\n", *argv, states.remote->url_nr > 0 ? states.remote->url[0] : "(no URL)"); + if (no_query) + printf(" HEAD branch: (not queried)\n"); + else if (!states.heads.nr) + printf(" HEAD branch: (unknown)\n"); + else if (states.heads.nr == 1) + printf(" HEAD branch: %s\n", states.heads.items[0].string); + else { + printf(" HEAD branch (remote HEAD is ambiguous," + " may be one of the following):\n"); + for (i = 0; i < states.heads.nr; i++) + printf(" %s\n", states.heads.items[i].string); + } for (i = 0; i < branch_list.nr; i++) { struct string_list_item *branch = branch_list.items + i; @@ -772,7 +816,7 @@ static int prune(int argc, const char **argv) for (; argc; argc--, argv++) { int i; - get_remote_ref_states(*argv, &states, 1); + get_remote_ref_states(*argv, &states, GET_REF_STATES); if (states.stale.nr) { printf("Pruning %s\n", *argv); diff --git a/t/t5505-remote.sh b/t/t5505-remote.sh index a13d4b66d..91525c3f9 100755 --- a/t/t5505-remote.sh +++ b/t/t5505-remote.sh @@ -136,6 +136,7 @@ EOF cat > test/expect << EOF * remote origin URL: $(pwd)/one + HEAD branch: master Remote branch merged with 'git pull' while on branch master master New remote branch (next fetch will store in remotes/origin) @@ -146,6 +147,11 @@ cat > test/expect << EOF Local branches pushed with 'git push' master:upstream +refs/tags/lastbackup +* remote two + URL: ../two + HEAD branch (remote HEAD is ambiguous, may be one of the following): + another + master EOF test_expect_success 'show' ' @@ -154,6 +160,7 @@ test_expect_success 'show' ' refs/heads/master:refs/heads/upstream && git fetch && git branch -d -r origin/master && + git config --add remote.two.url ../two && (cd ../one && echo 1 > file && test_tick && @@ -162,13 +169,14 @@ test_expect_success 'show' ' refs/heads/master:refs/heads/upstream && git config --add remote.origin.push \ +refs/tags/lastbackup && - git remote show origin > output && + git remote show origin two > output && test_cmp expect output) ' cat > test/expect << EOF * remote origin URL: $(pwd)/one + HEAD branch: (not queried) Remote branch merged with 'git pull' while on branch master master Tracked remote branches @@ -343,7 +351,7 @@ test_expect_success '"remote show" does not show symbolic refs' ' git clone one three && (cd three && git remote show origin > output && - ! grep HEAD < output && + ! grep "^ *HEAD$" < output && ! grep -i stale < output) '