diff options
| -rw-r--r-- | builtin/rev-parse.c | 50 | ||||
| -rwxr-xr-x | t/t1515-rev-parse-outside-repo.sh | 45 |
2 files changed, 77 insertions, 18 deletions
diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c index cf8487b3b9..c961b74c5a 100644 --- a/builtin/rev-parse.c +++ b/builtin/rev-parse.c @@ -505,6 +505,7 @@ N_("git rev-parse --parseopt [<options>] -- [<args>...]\n" int cmd_rev_parse(int argc, const char **argv, const char *prefix) { int i, as_is = 0, verify = 0, quiet = 0, revs_count = 0, type = 0; + int did_repo_setup = 0; int has_dashdash = 0; int output_prefix = 0; unsigned char sha1[20]; @@ -528,11 +529,40 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix) } } - prefix = setup_git_directory(); - git_config(git_default_config, NULL); + /* No options; just report on whether we're in a git repo or not. */ + if (argc == 1) { + setup_git_directory(); + git_config(git_default_config, NULL); + return 0; + } + for (i = 1; i < argc; i++) { const char *arg = argv[i]; + if (!strcmp(arg, "--local-env-vars")) { + int i; + for (i = 0; local_repo_env[i]; i++) + printf("%s\n", local_repo_env[i]); + continue; + } + if (!strcmp(arg, "--resolve-git-dir")) { + const char *gitdir = argv[++i]; + if (!gitdir) + die("--resolve-git-dir requires an argument"); + gitdir = resolve_gitdir(gitdir); + if (!gitdir) + die("not a gitdir '%s'", argv[i]); + puts(gitdir); + continue; + } + + /* The rest of the options require a git repository. */ + if (!did_repo_setup) { + prefix = setup_git_directory(); + git_config(git_default_config, NULL); + did_repo_setup = 1; + } + if (!strcmp(arg, "--git-path")) { if (!argv[i + 1]) die("--git-path requires an argument"); @@ -706,12 +736,6 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix) add_ref_exclusion(&ref_excludes, arg + 10); continue; } - if (!strcmp(arg, "--local-env-vars")) { - int i; - for (i = 0; local_repo_env[i]; i++) - printf("%s\n", local_repo_env[i]); - continue; - } if (!strcmp(arg, "--show-toplevel")) { const char *work_tree = get_git_work_tree(); if (work_tree) @@ -767,16 +791,6 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix) puts(prefix_filename(pfx, strlen(pfx), get_git_common_dir())); continue; } - if (!strcmp(arg, "--resolve-git-dir")) { - const char *gitdir = argv[++i]; - if (!gitdir) - die("--resolve-git-dir requires an argument"); - gitdir = resolve_gitdir(gitdir); - if (!gitdir) - die("not a gitdir '%s'", argv[i]); - puts(gitdir); - continue; - } if (!strcmp(arg, "--is-inside-git-dir")) { printf("%s\n", is_inside_git_dir() ? "true" : "false"); diff --git a/t/t1515-rev-parse-outside-repo.sh b/t/t1515-rev-parse-outside-repo.sh new file mode 100755 index 0000000000..3ec2971ee5 --- /dev/null +++ b/t/t1515-rev-parse-outside-repo.sh @@ -0,0 +1,45 @@ +#!/bin/sh + +test_description='check that certain rev-parse options work outside repo' +. ./test-lib.sh + +test_expect_success 'set up non-repo directory' ' + GIT_CEILING_DIRECTORIES=$(pwd) && + export GIT_CEILING_DIRECTORIES && + mkdir non-repo && + cd non-repo && + # confirm that git does not find a repo + test_must_fail git rev-parse --git-dir +' + +# Rather than directly test the output of sq-quote directly, +# make sure the shell can read back a tricky case, since +# that's what we really care about anyway. +tricky="really tricky with \\ and \" and '" +dump_args () { + for i in "$@"; do + echo "arg: $i" + done +} +test_expect_success 'rev-parse --sq-quote' ' + dump_args "$tricky" easy >expect && + eval "dump_args $(git rev-parse --sq-quote "$tricky" easy)" >actual && + test_cmp expect actual +' + +test_expect_success 'rev-parse --local-env-vars' ' + git rev-parse --local-env-vars >actual && + # we do not want to depend on the complete list here, + # so just look for something plausible + grep ^GIT_DIR actual +' + +test_expect_success 'rev-parse --resolve-git-dir' ' + git init --separate-git-dir repo dir && + test_must_fail git rev-parse --resolve-git-dir . && + echo "$(pwd)/repo" >expect && + git rev-parse --resolve-git-dir dir/.git >actual && + test_cmp expect actual +' + +test_done |