diff options
| -rw-r--r-- | builtin-fetch.c | 15 | ||||
| -rwxr-xr-x | git-pull.sh | 4 | ||||
| -rwxr-xr-x | t/t5405-send-pack-rewind.sh | 2 | ||||
| -rwxr-xr-x | t/t5505-remote.sh | 2 | ||||
| -rwxr-xr-x | t/t5510-fetch.sh | 12 | ||||
| -rwxr-xr-x | t/t5520-pull.sh | 12 | ||||
| -rwxr-xr-x | t/t9300-fast-import.sh | 2 |
7 files changed, 44 insertions, 5 deletions
diff --git a/builtin-fetch.c b/builtin-fetch.c index ee93d3a93d..57c161d35b 100644 --- a/builtin-fetch.c +++ b/builtin-fetch.c @@ -534,6 +534,19 @@ static void find_non_local_tags(struct transport *transport, string_list_clear(&new_refs, 0); } +static void check_not_current_branch(struct ref *ref_map) +{ + struct branch *current_branch = branch_get(NULL); + + if (is_bare_repository() || !current_branch) + return; + + for (; ref_map; ref_map = ref_map->next) + if (ref_map->peer_ref && !strcmp(current_branch->refname, + ref_map->peer_ref->name)) + die("Refusing to fetch into current branch"); +} + static int do_fetch(struct transport *transport, struct refspec *refs, int ref_count) { @@ -558,6 +571,8 @@ static int do_fetch(struct transport *transport, } ref_map = get_ref_map(transport, refs, ref_count, tags, &autotags); + if (!update_head_ok) + check_not_current_branch(ref_map); for (rm = ref_map; rm; rm = rm->next) { if (rm->peer_ref) diff --git a/git-pull.sh b/git-pull.sh index 75c36100a2..664fe34419 100755 --- a/git-pull.sh +++ b/git-pull.sh @@ -124,7 +124,7 @@ orig_head=$(git rev-parse --verify HEAD 2>/dev/null) git fetch --update-head-ok "$@" || exit 1 curr_head=$(git rev-parse --verify HEAD 2>/dev/null) -if test "$curr_head" != "$orig_head" +if test -n "$orig_head" && test "$curr_head" != "$orig_head" then # The fetch involved updating the current branch. @@ -172,7 +172,7 @@ esac if test -z "$orig_head" then - git update-ref -m "initial pull" HEAD $merge_head "" && + git update-ref -m "initial pull" HEAD $merge_head "$curr_head" && git read-tree --reset -u HEAD || exit 1 exit fi diff --git a/t/t5405-send-pack-rewind.sh b/t/t5405-send-pack-rewind.sh index 86abc62271..cb9aacc7bc 100755 --- a/t/t5405-send-pack-rewind.sh +++ b/t/t5405-send-pack-rewind.sh @@ -12,7 +12,7 @@ test_expect_success setup ' mkdir another && ( cd another && git init && - git fetch .. master:master + git fetch --update-head-ok .. master:master ) && >file2 && git add file2 && test_tick && diff --git a/t/t5505-remote.sh b/t/t5505-remote.sh index c4496635df..0103e1a180 100755 --- a/t/t5505-remote.sh +++ b/t/t5505-remote.sh @@ -188,7 +188,7 @@ test_expect_success 'prune --dry-run' ' test_expect_success 'add --mirror && prune' ' (mkdir mirror && cd mirror && - git init && + git init --bare && git remote add --mirror -f origin ../one) && (cd one && git branch -m side2 side) && diff --git a/t/t5510-fetch.sh b/t/t5510-fetch.sh index de26c20327..52094e78dc 100755 --- a/t/t5510-fetch.sh +++ b/t/t5510-fetch.sh @@ -303,4 +303,16 @@ test_expect_success 'pushing nonexistent branch by mistake should not segv' ' ' +test_expect_success 'refuse to fetch into the current branch' ' + + test_must_fail git fetch . side:master + +' + +test_expect_success 'fetch into the current branch with --update-head-ok' ' + + git fetch --update-head-ok . side:master + +' + test_done diff --git a/t/t5520-pull.sh b/t/t5520-pull.sh index 997b2db827..725771fac1 100755 --- a/t/t5520-pull.sh +++ b/t/t5520-pull.sh @@ -29,6 +29,18 @@ test_expect_success 'checking the results' ' diff file cloned/file ' +test_expect_success 'pulling into void using master:master' ' + mkdir cloned-uho && + ( + cd cloned-uho && + git init && + git pull .. master:master + ) && + test -f file && + test -f cloned-uho/file && + test_cmp file cloned-uho/file +' + test_expect_success 'test . as a remote' ' git branch copy master && diff --git a/t/t9300-fast-import.sh b/t/t9300-fast-import.sh index c6bc0a607f..dba3a1b48f 100755 --- a/t/t9300-fast-import.sh +++ b/t/t9300-fast-import.sh @@ -983,7 +983,7 @@ test_expect_success \ git checkout subuse1 && rm -rf sub && mkdir sub && cd sub && git init && - git fetch .. refs/heads/sub:refs/heads/master && + git fetch --update-head-ok .. refs/heads/sub:refs/heads/master && git checkout master && cd .. && git submodule init && |