diff options
Diffstat (limited to 'setup.c')
| -rw-r--r-- | setup.c | 25 |
1 files changed, 17 insertions, 8 deletions
@@ -825,7 +825,8 @@ enum discovery_result { GIT_DIR_BARE, /* these are errors */ GIT_DIR_HIT_CEILING = -1, - GIT_DIR_HIT_MOUNT_POINT = -2 + GIT_DIR_HIT_MOUNT_POINT = -2, + GIT_DIR_INVALID_GITFILE = -3 }; /* @@ -842,7 +843,8 @@ enum discovery_result { * is relative to `dir` (i.e. *not* necessarily the cwd). */ static enum discovery_result setup_git_directory_gently_1(struct strbuf *dir, - struct strbuf *gitdir) + struct strbuf *gitdir, + int die_on_error) { const char *env_ceiling_dirs = getenv(CEILING_DIRECTORIES_ENVIRONMENT); struct string_list ceiling_dirs = STRING_LIST_INIT_DUP; @@ -890,14 +892,21 @@ static enum discovery_result setup_git_directory_gently_1(struct strbuf *dir, if (one_filesystem) current_device = get_device_or_die(dir->buf, NULL, 0); for (;;) { - int offset = dir->len; + int offset = dir->len, error_code = 0; if (offset > min_offset) strbuf_addch(dir, '/'); strbuf_addstr(dir, DEFAULT_GIT_DIR_ENVIRONMENT); - gitdirenv = read_gitfile(dir->buf); - if (!gitdirenv && is_git_directory(dir->buf)) - gitdirenv = DEFAULT_GIT_DIR_ENVIRONMENT; + gitdirenv = read_gitfile_gently(dir->buf, die_on_error ? + NULL : &error_code); + if (!gitdirenv) { + if (die_on_error || + error_code == READ_GITFILE_ERR_NOT_A_FILE) { + if (is_git_directory(dir->buf)) + gitdirenv = DEFAULT_GIT_DIR_ENVIRONMENT; + } else if (error_code != READ_GITFILE_ERR_STAT_FAILED) + return GIT_DIR_INVALID_GITFILE; + } strbuf_setlen(dir, offset); if (gitdirenv) { strbuf_addstr(gitdir, gitdirenv); @@ -934,7 +943,7 @@ const char *discover_git_directory(struct strbuf *gitdir) return NULL; cwd_len = dir.len; - if (setup_git_directory_gently_1(&dir, gitdir) <= 0) { + if (setup_git_directory_gently_1(&dir, gitdir, 0) <= 0) { strbuf_release(&dir); return NULL; } @@ -994,7 +1003,7 @@ const char *setup_git_directory_gently(int *nongit_ok) die_errno(_("Unable to read current working directory")); strbuf_addbuf(&dir, &cwd); - switch (setup_git_directory_gently_1(&dir, &gitdir)) { + switch (setup_git_directory_gently_1(&dir, &gitdir, 1)) { case GIT_DIR_NONE: prefix = NULL; break; |