diff options
| -rw-r--r-- | Documentation/fetch-options.txt | 7 | ||||
| -rw-r--r-- | builtin/fetch.c | 51 | ||||
| -rw-r--r-- | builtin/pull.c | 6 | ||||
| -rwxr-xr-x | t/t5553-set-upstream.sh | 178 |
4 files changed, 241 insertions, 1 deletions
diff --git a/Documentation/fetch-options.txt b/Documentation/fetch-options.txt index 3c9b4f9e09..99df1f3d4e 100644 --- a/Documentation/fetch-options.txt +++ b/Documentation/fetch-options.txt @@ -169,6 +169,13 @@ ifndef::git-pull[] Disable recursive fetching of submodules (this has the same effect as using the `--recurse-submodules=no` option). +--set-upstream:: + If the remote is fetched successfully, pull and add upstream + (tracking) reference, used by argument-less + linkgit:git-pull[1] and other commands. For more information, + see `branch.<name>.merge` and `branch.<name>.remote` in + linkgit:git-config[1]. + --submodule-prefix=<path>:: Prepend <path> to paths printed in informative messages such as "Fetching submodule foo". This option is used 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); diff --git a/t/t5553-set-upstream.sh b/t/t5553-set-upstream.sh new file mode 100755 index 0000000000..81975ad8f9 --- /dev/null +++ b/t/t5553-set-upstream.sh @@ -0,0 +1,178 @@ +#!/bin/sh + +test_description='"git fetch/pull --set-upstream" basic tests.' +. ./test-lib.sh + +check_config () { + printf "%s\n" "$2" "$3" >"expect.$1" && + { + git config "branch.$1.remote" && git config "branch.$1.merge" + } >"actual.$1" && + test_cmp "expect.$1" "actual.$1" +} + +check_config_missing () { + test_expect_code 1 git config "branch.$1.remote" && + test_expect_code 1 git config "branch.$1.merge" +} + +clear_config () { + for branch in "$@"; do + test_might_fail git config --unset-all "branch.$branch.remote" + test_might_fail git config --unset-all "branch.$branch.merge" + done +} + +ensure_fresh_upstream () { + rm -rf parent && git init --bare parent +} + +test_expect_success 'setup bare parent fetch' ' + ensure_fresh_upstream && + git remote add upstream parent +' + +test_expect_success 'setup commit on master and other fetch' ' + test_commit one && + git push upstream master && + git checkout -b other && + test_commit two && + git push upstream other +' + +# tests for fetch --set-upstream + +test_expect_success 'fetch --set-upstream does not set upstream w/o branch' ' + clear_config master other && + git checkout master && + git fetch --set-upstream upstream && + check_config_missing master && + check_config_missing other +' + +test_expect_success 'fetch --set-upstream upstream master sets branch master but not other' ' + clear_config master other && + git fetch --set-upstream upstream master && + check_config master upstream refs/heads/master && + check_config_missing other +' + +test_expect_success 'fetch --set-upstream upstream other sets branch other' ' + clear_config master other && + git fetch --set-upstream upstream other && + check_config master upstream refs/heads/other && + check_config_missing other +' + +test_expect_success 'fetch --set-upstream master:other does not set the branch other2' ' + clear_config other2 && + git fetch --set-upstream upstream master:other2 && + check_config_missing other2 +' + +test_expect_success 'fetch --set-upstream http://nosuchdomain.example.com fails with invalid url' ' + # master explicitly not cleared, we check that it is not touched from previous value + clear_config other other2 && + test_must_fail git fetch --set-upstream http://nosuchdomain.example.com && + check_config master upstream refs/heads/other && + check_config_missing other && + check_config_missing other2 +' + +test_expect_success 'fetch --set-upstream with valid URL sets upstream to URL' ' + clear_config other other2 && + url="file://'"$PWD"'" && + git fetch --set-upstream "$url" && + check_config master "$url" HEAD && + check_config_missing other && + check_config_missing other2 +' + +# tests for pull --set-upstream + +test_expect_success 'setup bare parent pull' ' + git remote rm upstream && + ensure_fresh_upstream && + git remote add upstream parent +' + +test_expect_success 'setup commit on master and other pull' ' + test_commit three && + git push --tags upstream master && + test_commit four && + git push upstream other +' + +test_expect_success 'pull --set-upstream upstream master sets branch master but not other' ' + clear_config master other && + git pull --set-upstream upstream master && + check_config master upstream refs/heads/master && + check_config_missing other +' + +test_expect_success 'pull --set-upstream master:other2 does not set the branch other2' ' + clear_config other2 && + git pull --set-upstream upstream master:other2 && + check_config_missing other2 +' + +test_expect_success 'pull --set-upstream upstream other sets branch master' ' + clear_config master other && + git pull --set-upstream upstream other && + check_config master upstream refs/heads/other && + check_config_missing other +' + +test_expect_success 'pull --set-upstream upstream tag does not set the tag' ' + clear_config three && + git pull --tags --set-upstream upstream three && + check_config_missing three +' + +test_expect_success 'pull --set-upstream http://nosuchdomain.example.com fails with invalid url' ' + # master explicitly not cleared, we check that it is not touched from previous value + clear_config other other2 three && + test_must_fail git pull --set-upstream http://nosuchdomain.example.com && + check_config master upstream refs/heads/other && + check_config_missing other && + check_config_missing other2 && + check_config_missing three +' + +test_expect_success 'pull --set-upstream upstream HEAD sets branch HEAD' ' + clear_config master other && + git pull --set-upstream upstream HEAD && + check_config master upstream HEAD && + git checkout other && + git pull --set-upstream upstream HEAD && + check_config other upstream HEAD +' + +test_expect_success 'pull --set-upstream upstream with more than one branch does nothing' ' + clear_config master three && + git pull --set-upstream upstream master three && + check_config_missing master && + check_config_missing three +' + +test_expect_success 'pull --set-upstream with valid URL sets upstream to URL' ' + clear_config master other other2 && + git checkout master && + url="file://'"$PWD"'" && + git pull --set-upstream "$url" && + check_config master "$url" HEAD && + check_config_missing other && + check_config_missing other2 +' + +test_expect_success 'pull --set-upstream with valid URL and branch sets branch' ' + clear_config master other other2 && + git checkout master && + url="file://'"$PWD"'" && + git pull --set-upstream "$url" master && + check_config master "$url" refs/heads/master && + check_config_missing other && + check_config_missing other2 +' + +test_done |