diff options
Diffstat (limited to 'setup.c')
| -rw-r--r-- | setup.c | 97 |
1 files changed, 80 insertions, 17 deletions
@@ -4,6 +4,7 @@ #include "environment.h" #include "exec-cmd.h" #include "gettext.h" +#include "hex.h" #include "object-name.h" #include "refs.h" #include "repository.h" @@ -342,6 +343,58 @@ int get_common_dir_noenv(struct strbuf *sb, const char *gitdir) return ret; } +static int validate_headref(const char *path) +{ + struct stat st; + char buffer[256]; + const char *refname; + struct object_id oid; + int fd; + ssize_t len; + + if (lstat(path, &st) < 0) + return -1; + + /* Make sure it is a "refs/.." symlink */ + if (S_ISLNK(st.st_mode)) { + len = readlink(path, buffer, sizeof(buffer)-1); + if (len >= 5 && !memcmp("refs/", buffer, 5)) + return 0; + return -1; + } + + /* + * Anything else, just open it and try to see if it is a symbolic ref. + */ + fd = open(path, O_RDONLY); + if (fd < 0) + return -1; + len = read_in_full(fd, buffer, sizeof(buffer)-1); + close(fd); + + if (len < 0) + return -1; + buffer[len] = '\0'; + + /* + * Is it a symbolic ref? + */ + if (skip_prefix(buffer, "ref:", &refname)) { + while (isspace(*refname)) + refname++; + if (starts_with(refname, "refs/")) + return 0; + } + + /* + * Is this a detached HEAD? + */ + if (get_oid_hex_any(buffer, &oid) != GIT_HASH_UNKNOWN) + return 0; + + return -1; +} + /* * Test if it looks like we're at a git directory. * We want to see: @@ -1177,13 +1230,20 @@ static int safe_directory_cb(const char *key, const char *value, } else if (!strcmp(value, "*")) { data->is_safe = 1; } else { - const char *interpolated = NULL; - - if (!git_config_pathname(&interpolated, key, value) && - !fspathcmp(data->path, interpolated ? interpolated : value)) - data->is_safe = 1; - - free((char *)interpolated); + char *allowed = NULL; + + if (!git_config_pathname(&allowed, key, value)) { + const char *check = allowed ? allowed : value; + if (ends_with(check, "/*")) { + size_t len = strlen(check); + if (!fspathncmp(check, data->path, len - 1)) + data->is_safe = 1; + } else if (!fspathcmp(data->path, check)) { + data->is_safe = 1; + } + } + if (allowed != value) + free(allowed); } return 0; @@ -1822,7 +1882,7 @@ static int template_dir_cb(const char *key, const char *value, char *path = NULL; FREE_AND_NULL(data->path); - if (!git_config_pathname((const char **)&path, key, value)) + if (!git_config_pathname(&path, key, value)) data->path = path ? path : xstrdup(value); } @@ -2291,12 +2351,6 @@ int init_db(const char *git_dir, const char *real_git_dir, } startup_info->have_repository = 1; - /* Ensure `core.hidedotfiles` is processed */ - git_config(platform_core_config, NULL); - - safe_create_dir(git_dir, 0); - - /* Check to see if the repository version is right. * Note that a newly created repository does not have * config file, so this will not fail. What we are catching @@ -2307,9 +2361,6 @@ int init_db(const char *git_dir, const char *real_git_dir, validate_hash_algorithm(&repo_fmt, hash); validate_ref_storage_format(&repo_fmt, ref_storage_format); - reinit = create_default_files(template_dir, original_git_dir, - &repo_fmt, init_shared_repository); - /* * Now that we have set up both the hash algorithm and the ref storage * format we can update the repository's settings accordingly. @@ -2317,6 +2368,18 @@ int init_db(const char *git_dir, const char *real_git_dir, repo_set_hash_algo(the_repository, repo_fmt.hash_algo); repo_set_ref_storage_format(the_repository, repo_fmt.ref_storage_format); + /* + * Ensure `core.hidedotfiles` is processed. This must happen after we + * have set up the repository format such that we can evaluate + * includeIf conditions correctly in the case of re-initialization. + */ + git_config(platform_core_config, NULL); + + safe_create_dir(git_dir, 0); + + reinit = create_default_files(template_dir, original_git_dir, + &repo_fmt, init_shared_repository); + if (!(flags & INIT_DB_SKIP_REFDB)) create_reference_database(repo_fmt.ref_storage_format, initial_branch, flags & INIT_DB_QUIET); |