diff options
Diffstat (limited to 'attr.c')
| -rw-r--r-- | attr.c | 63 |
1 files changed, 36 insertions, 27 deletions
@@ -6,6 +6,8 @@ * an insanely large number of attributes. */ +#define USE_THE_REPOSITORY_VARIABLE + #include "git-compat-util.h" #include "config.h" #include "environment.h" @@ -25,7 +27,7 @@ #include "tree-walk.h" #include "object-name.h" -const char *git_attr_tree; +char *git_attr_tree; const char git_attr__true[] = "(builtin)true"; const char git_attr__false[] = "\0(builtin)false"; @@ -765,8 +767,8 @@ static struct attr_stack *read_attr_from_file(const char *path, unsigned flags) return res; } -static struct attr_stack *read_attr_from_buf(char *buf, const char *path, - unsigned flags) +static struct attr_stack *read_attr_from_buf(char *buf, size_t length, + const char *path, unsigned flags) { struct attr_stack *res; char *sp; @@ -774,6 +776,11 @@ static struct attr_stack *read_attr_from_buf(char *buf, const char *path, if (!buf) return NULL; + if (length >= ATTR_MAX_FILE_SIZE) { + warning(_("ignoring overly large gitattributes blob '%s'"), path); + free(buf); + return NULL; + } CALLOC_ARRAY(res, 1); for (sp = buf; *sp;) { @@ -813,7 +820,7 @@ static struct attr_stack *read_attr_from_blob(struct index_state *istate, return NULL; } - return read_attr_from_buf(buf, path, flags); + return read_attr_from_buf(buf, sz, path, flags); } static struct attr_stack *read_attr_from_index(struct index_state *istate, @@ -860,13 +867,8 @@ static struct attr_stack *read_attr_from_index(struct index_state *istate, stack = read_attr_from_blob(istate, &istate->cache[sparse_dir_pos]->oid, relative_path, flags); } else { buf = read_blob_data_from_index(istate, path, &size); - if (!buf) - return NULL; - if (size >= ATTR_MAX_FILE_SIZE) { - warning(_("ignoring overly large gitattributes blob '%s'"), path); - return NULL; - } - stack = read_attr_from_buf(buf, path, flags); + if (buf) + stack = read_attr_from_buf(buf, size, path, flags); } return stack; } @@ -1206,15 +1208,16 @@ static void collect_some_attrs(struct index_state *istate, } static const char *default_attr_source_tree_object_name; -static int ignore_bad_attr_tree; void set_git_attr_source(const char *tree_object_name) { default_attr_source_tree_object_name = xstrdup(tree_object_name); } -static void compute_default_attr_source(struct object_id *attr_source) +static int compute_default_attr_source(struct object_id *attr_source) { + int ignore_bad_attr_tree = 0; + if (!default_attr_source_tree_object_name) default_attr_source_tree_object_name = getenv(GIT_ATTR_SOURCE_ENVIRONMENT); @@ -1223,29 +1226,34 @@ static void compute_default_attr_source(struct object_id *attr_source) ignore_bad_attr_tree = 1; } - if (!default_attr_source_tree_object_name && - startup_info->have_repository && - is_bare_repository()) { - default_attr_source_tree_object_name = "HEAD"; - ignore_bad_attr_tree = 1; - } + if (!default_attr_source_tree_object_name) + return 0; - if (!default_attr_source_tree_object_name || !is_null_oid(attr_source)) - return; + if (!startup_info->have_repository) { + if (!ignore_bad_attr_tree) + die(_("cannot use --attr-source or GIT_ATTR_SOURCE without repo")); + return 0; + } if (repo_get_oid_treeish(the_repository, default_attr_source_tree_object_name, - attr_source) && !ignore_bad_attr_tree) - die(_("bad --attr-source or GIT_ATTR_SOURCE")); + attr_source)) { + if (!ignore_bad_attr_tree) + die(_("bad --attr-source or GIT_ATTR_SOURCE")); + return 0; + } + + return 1; } static struct object_id *default_attr_source(void) { static struct object_id attr_source; + static int has_attr_source = -1; - if (is_null_oid(&attr_source)) - compute_default_attr_source(&attr_source); - if (is_null_oid(&attr_source)) + if (has_attr_source < 0) + has_attr_source = compute_default_attr_source(&attr_source); + if (!has_attr_source) return NULL; return &attr_source; } @@ -1296,7 +1304,8 @@ static const char *builtin_object_mode_attr(struct index_state *istate, const ch if (pos >= 0) { if (S_ISGITLINK(istate->cache[pos]->ce_mode)) mode = istate->cache[pos]->ce_mode; - } else if (resolve_gitlink_ref(path, "HEAD", &oid) == 0) { + } else if (repo_resolve_gitlink_ref(the_repository, path, + "HEAD", &oid) == 0) { mode = S_IFGITLINK; } } |