diff options
| -rw-r--r-- | Documentation/RelNotes-1.6.3.txt | 7 | ||||
| -rw-r--r-- | Documentation/config.txt | 18 | ||||
| -rw-r--r-- | builtin-push.c | 76 | ||||
| -rw-r--r-- | cache.h | 9 | ||||
| -rw-r--r-- | config.c | 28 | ||||
| -rw-r--r-- | environment.c | 1 |
6 files changed, 134 insertions, 5 deletions
diff --git a/Documentation/RelNotes-1.6.3.txt b/Documentation/RelNotes-1.6.3.txt index 5860b515f..0d8260a84 100644 --- a/Documentation/RelNotes-1.6.3.txt +++ b/Documentation/RelNotes-1.6.3.txt @@ -22,6 +22,13 @@ branch pointed at by its HEAD, gets a large warning. You can choose what should happen upon such a push by setting the configuration variable receive.denyDeleteCurrent in the receiving repository. +In a future release, the default of "git push" without further +arguments might be changed. Currently, it will push all matching +refspecs to the current remote. A configuration variable push.default +has been introduced to select the default behaviour. To ease the +transition, a big warning is issued if this is not configured and a +git push without arguments is attempted. + Updates since v1.6.2 -------------------- diff --git a/Documentation/config.txt b/Documentation/config.txt index 12540b605..750675530 100644 --- a/Documentation/config.txt +++ b/Documentation/config.txt @@ -1194,6 +1194,24 @@ pull.octopus:: pull.twohead:: The default merge strategy to use when pulling a single branch. +push.default:: + Defines the action git push should take if no refspec is given + on the command line, no refspec is configured in the remote, and + no refspec is implied by any of the options given on the command + line. ++ +The term `current remote` means the remote configured for the current +branch, or `origin` if no remote is configured. `origin` is also used +if you are not on any branch. Possible values are: ++ +* `nothing` do not push anything. +* `matching` push all matching branches to the current remote. + All branches having the same name in both ends are considered to be + matching. This is the current default value. +* `tracking` push the current branch to the branch it is tracking. +* `current` push the current branch to a branch of the same name on the + current remote. + rebase.stat:: Whether to show a diffstat of what changed upstream since the last rebase. False by default. diff --git a/builtin-push.c b/builtin-push.c index ca36fb1e5..2eabcd3bd 100644 --- a/builtin-push.c +++ b/builtin-push.c @@ -48,6 +48,71 @@ static void set_refspecs(const char **refs, int nr) } } +static void setup_push_tracking(void) +{ + struct strbuf refspec = STRBUF_INIT; + struct branch *branch = branch_get(NULL); + if (!branch) + die("You are not currently on a branch."); + if (!branch->merge_nr) + die("The current branch %s is not tracking anything.", + branch->name); + if (branch->merge_nr != 1) + die("The current branch %s is tracking multiple branches, " + "refusing to push.", branch->name); + strbuf_addf(&refspec, "%s:%s", branch->name, branch->merge[0]->src); + add_refspec(refspec.buf); +} + +static const char *warn_unconfigured_push_msg[] = { + "You did not specify any refspecs to push, and the current remote", + "has not configured any push refspecs. The default action in this", + "case is to push all matching refspecs, that is, all branches", + "that exist both locally and remotely will be updated. This may", + "not necessarily be what you want to happen.", + "", + "You can specify what action you want to take in this case, and", + "avoid seeing this message again, by configuring 'push.default' to:", + " 'nothing' : Do not push anything", + " 'matching' : Push all matching branches (default)", + " 'tracking' : Push the current branch to whatever it is tracking", + " 'current' : Push the current branch" +}; + +static void warn_unconfigured_push(void) +{ + int i; + for (i = 0; i < ARRAY_SIZE(warn_unconfigured_push_msg); i++) + warning("%s", warn_unconfigured_push_msg[i]); +} + +static void setup_default_push_refspecs(void) +{ + git_config(git_default_config, NULL); + switch (push_default) { + case PUSH_DEFAULT_UNSPECIFIED: + warn_unconfigured_push(); + /* fallthrough */ + + case PUSH_DEFAULT_MATCHING: + add_refspec(":"); + break; + + case PUSH_DEFAULT_TRACKING: + setup_push_tracking(); + break; + + case PUSH_DEFAULT_CURRENT: + add_refspec("HEAD"); + break; + + case PUSH_DEFAULT_NOTHING: + die("You didn't specify any refspecs to push, and " + "push.default is \"nothing\"."); + break; + } +} + static int do_push(const char *repo, int flags) { int i, errs; @@ -79,11 +144,12 @@ static int do_push(const char *repo, int flags) return error("--all and --mirror are incompatible"); } - if (!refspec - && !(flags & TRANSPORT_PUSH_ALL) - && remote->push_refspec_nr) { - refspec = remote->push_refspec; - refspec_nr = remote->push_refspec_nr; + if (!refspec && !(flags & TRANSPORT_PUSH_ALL)) { + if (remote->push_refspec_nr) { + refspec = remote->push_refspec; + refspec_nr = remote->push_refspec_nr; + } else if (!(flags & TRANSPORT_PUSH_MIRROR)) + setup_default_push_refspecs(); } errs = 0; for (i = 0; i < remote->url_nr; i++) { @@ -542,8 +542,17 @@ enum rebase_setup_type { AUTOREBASE_ALWAYS, }; +enum push_default_type { + PUSH_DEFAULT_UNSPECIFIED = -1, + PUSH_DEFAULT_NOTHING = 0, + PUSH_DEFAULT_MATCHING, + PUSH_DEFAULT_TRACKING, + PUSH_DEFAULT_CURRENT, +}; + extern enum branch_track git_branch_track; extern enum rebase_setup_type autorebase; +extern enum push_default_type push_default; #define GIT_REPO_VERSION 0 extern int repository_format_version; @@ -565,6 +565,31 @@ static int git_default_branch_config(const char *var, const char *value) return 0; } +static int git_default_push_config(const char *var, const char *value) +{ + if (!strcmp(var, "push.default")) { + if (!value) + return config_error_nonbool(var); + else if (!strcmp(value, "nothing")) + push_default = PUSH_DEFAULT_NOTHING; + else if (!strcmp(value, "matching")) + push_default = PUSH_DEFAULT_MATCHING; + else if (!strcmp(value, "tracking")) + push_default = PUSH_DEFAULT_TRACKING; + else if (!strcmp(value, "current")) + push_default = PUSH_DEFAULT_CURRENT; + else { + error("Malformed value for %s: %s", var, value); + return error("Must be one of nothing, matching, " + "tracking or current."); + } + return 0; + } + + /* Add other config variables here and to Documentation/config.txt. */ + return 0; +} + static int git_default_mailmap_config(const char *var, const char *value) { if (!strcmp(var, "mailmap.file")) @@ -588,6 +613,9 @@ int git_default_config(const char *var, const char *value, void *dummy) if (!prefixcmp(var, "branch.")) return git_default_branch_config(var, value); + if (!prefixcmp(var, "push.")) + return git_default_push_config(var, value); + if (!prefixcmp(var, "mailmap.")) return git_default_mailmap_config(var, value); diff --git a/environment.c b/environment.c index e278bce0e..4696885b2 100644 --- a/environment.c +++ b/environment.c @@ -42,6 +42,7 @@ enum safe_crlf safe_crlf = SAFE_CRLF_WARN; unsigned whitespace_rule_cfg = WS_DEFAULT_RULE; enum branch_track git_branch_track = BRANCH_TRACK_REMOTE; enum rebase_setup_type autorebase = AUTOREBASE_NEVER; +enum push_default_type push_default = PUSH_DEFAULT_UNSPECIFIED; /* Parallel index stat data preload? */ int core_preload_index = 0; |