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author | Junio C Hamano <gitster@pobox.com> | 2019-09-09 12:26:37 -0700 |
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committer | Junio C Hamano <gitster@pobox.com> | 2019-09-09 12:26:37 -0700 |
commit | 94373946614f864bdcd5e0cb72e360edbed1c77f (patch) | |
tree | f76e29cf07e726727c94fadfd9d3af5a63716bdd /builtin | |
parent | Merge branch 'rs/pax-extended-header-length-fix' (diff) | |
parent | pull, fetch: add --set-upstream option (diff) | |
download | tgif-94373946614f864bdcd5e0cb72e360edbed1c77f.tar.xz |
Merge branch 'cb/fetch-set-upstream'
"git fetch" learned "--set-upstream" option to help those who first
clone from their private fork they intend to push to, add the true
upstream via "git remote add" and then "git fetch" from it.
* cb/fetch-set-upstream:
pull, fetch: add --set-upstream option
Diffstat (limited to 'builtin')
-rw-r--r-- | builtin/fetch.c | 51 | ||||
-rw-r--r-- | builtin/pull.c | 6 |
2 files changed, 56 insertions, 1 deletions
diff --git a/builtin/fetch.c b/builtin/fetch.c index 717dd14e89..54d6b01892 100644 --- a/builtin/fetch.c +++ b/builtin/fetch.c @@ -23,6 +23,7 @@ #include "packfile.h" #include "list-objects-filter-options.h" #include "commit-reach.h" +#include "branch.h" #define FORCED_UPDATES_DELAY_WARNING_IN_MS (10 * 1000) @@ -50,7 +51,8 @@ static int fetch_prune_tags_config = -1; /* unspecified */ static int prune_tags = -1; /* unspecified */ #define PRUNE_TAGS_BY_DEFAULT 0 /* do we prune tags by default? */ -static int all, append, dry_run, force, keep, multiple, update_head_ok, verbosity, deepen_relative; +static int all, append, dry_run, force, keep, multiple, update_head_ok; +static int verbosity, deepen_relative, set_upstream; static int progress = -1; static int enable_auto_gc = 1; static int tags = TAGS_DEFAULT, unshallow, update_shallow, deepen; @@ -123,6 +125,8 @@ static struct option builtin_fetch_options[] = { OPT__VERBOSITY(&verbosity), OPT_BOOL(0, "all", &all, N_("fetch from all remotes")), + OPT_BOOL(0, "set-upstream", &set_upstream, + N_("set upstream for git pull/fetch")), OPT_BOOL('a', "append", &append, N_("append to .git/FETCH_HEAD instead of overwriting")), OPT_STRING(0, "upload-pack", &upload_pack, N_("path"), @@ -1367,6 +1371,51 @@ static int do_fetch(struct transport *transport, retcode = 1; goto cleanup; } + + if (set_upstream) { + struct branch *branch = branch_get("HEAD"); + struct ref *rm; + struct ref *source_ref = NULL; + + /* + * We're setting the upstream configuration for the + * current branch. The relevent upstream is the + * fetched branch that is meant to be merged with the + * current one, i.e. the one fetched to FETCH_HEAD. + * + * When there are several such branches, consider the + * request ambiguous and err on the safe side by doing + * nothing and just emit a warning. + */ + for (rm = ref_map; rm; rm = rm->next) { + if (!rm->peer_ref) { + if (source_ref) { + warning(_("multiple branch detected, incompatible with --set-upstream")); + goto skip; + } else { + source_ref = rm; + } + } + } + if (source_ref) { + if (!strcmp(source_ref->name, "HEAD") || + starts_with(source_ref->name, "refs/heads/")) + install_branch_config(0, + branch->name, + transport->remote->name, + source_ref->name); + else if (starts_with(source_ref->name, "refs/remotes/")) + warning(_("not setting upstream for a remote remote-tracking branch")); + else if (starts_with(source_ref->name, "refs/tags/")) + warning(_("not setting upstream for a remote tag")); + else + warning(_("unknown branch type")); + } else { + warning(_("no source branch found.\n" + "you need to specify exactly one branch with the --set-upstream option.")); + } + } + skip: free_refs(ref_map); /* if neither --no-tags nor --tags was specified, do automated tag diff --git a/builtin/pull.c b/builtin/pull.c index f1eaf6e6ed..d25ff13a60 100644 --- a/builtin/pull.c +++ b/builtin/pull.c @@ -129,6 +129,7 @@ static char *opt_refmap; static char *opt_ipv4; static char *opt_ipv6; static int opt_show_forced_updates = -1; +static char *set_upstream; static struct option pull_options[] = { /* Shared options */ @@ -243,6 +244,9 @@ static struct option pull_options[] = { PARSE_OPT_NOARG), OPT_BOOL(0, "show-forced-updates", &opt_show_forced_updates, N_("check for forced-updates on all updated branches")), + OPT_PASSTHRU(0, "set-upstream", &set_upstream, NULL, + N_("set upstream for git pull/fetch"), + PARSE_OPT_NOARG), OPT_END() }; @@ -556,6 +560,8 @@ static int run_fetch(const char *repo, const char **refspecs) argv_array_push(&args, "--show-forced-updates"); else if (opt_show_forced_updates == 0) argv_array_push(&args, "--no-show-forced-updates"); + if (set_upstream) + argv_array_push(&args, set_upstream); if (repo) { argv_array_push(&args, repo); |