*
* Copyright (C) 2006 Linus Torvalds
*/
-#include <fnmatch.h>
-
#include "cache.h"
#include "builtin.h"
#include "dir.h"
-
-static const char builtin_add_usage[] =
-"git-add [-n] [-v] <filepattern>...";
-
-static int common_prefix(const char **pathspec)
-{
- const char *path, *slash, *next;
- int prefix;
-
- if (!pathspec)
- return 0;
-
- path = *pathspec;
- slash = strrchr(path, '/');
- if (!slash)
- return 0;
-
- prefix = slash - path + 1;
- while ((next = *++pathspec) != NULL) {
- int len = strlen(next);
- if (len >= prefix && !memcmp(path, next, len))
- continue;
- for (;;) {
- if (!len)
- return 0;
- if (next[--len] != '/')
- continue;
- if (memcmp(path, next, len+1))
- continue;
- prefix = len + 1;
- break;
- }
- }
- return prefix;
-}
-
-static int match_one(const char *match, const char *name, int namelen)
+#include "exec_cmd.h"
+#include "cache-tree.h"
+#include "run-command.h"
+#include "parse-options.h"
+
+static const char * const builtin_add_usage[] = {
+ "git add [options] [--] <filepattern>...",
+ NULL
+};
+static int patch_interactive, add_interactive;
+static int take_worktree_changes;
+
+static void fill_pathspec_matches(const char **pathspec, char *seen, int specs)
{
- int matchlen;
-
- /* If the match was just the prefix, we matched */
- matchlen = strlen(match);
- if (!matchlen)
- return 1;
+ int num_unmatched = 0, i;
/*
- * If we don't match the matchstring exactly,
- * we need to match by fnmatch
+ * Since we are walking the index as if we were walking the directory,
+ * we have to mark the matched pathspec as seen; otherwise we will
+ * mistakenly think that the user gave a pathspec that did not match
+ * anything.
*/
- if (strncmp(match, name, matchlen))
- return !fnmatch(match, name, 0);
-
- /*
- * If we did match the string exactly, we still
- * need to make sure that it happened on a path
- * component boundary (ie either the last character
- * of the match was '/', or the next character of
- * the name was '/' or the terminating NUL.
- */
- return match[matchlen-1] == '/' ||
- name[matchlen] == '/' ||
- !name[matchlen];
-}
-
-static int match(const char **pathspec, const char *name, int namelen, int prefix, char *seen)
-{
- int retval;
- const char *match;
-
- name += prefix;
- namelen -= prefix;
-
- for (retval = 0; (match = *pathspec++) != NULL; seen++) {
- if (retval & *seen)
- continue;
- match += prefix;
- if (match_one(match, name, namelen)) {
- retval = 1;
- *seen = 1;
- }
+ for (i = 0; i < specs; i++)
+ if (!seen[i])
+ num_unmatched++;
+ if (!num_unmatched)
+ return;
+ for (i = 0; i < active_nr; i++) {
+ struct cache_entry *ce = active_cache[i];
+ match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, seen);
}
- return retval;
}
static void prune_directory(struct dir_struct *dir, const char **pathspec, int prefix)
for (specs = 0; pathspec[specs]; specs++)
/* nothing */;
- seen = xmalloc(specs);
- memset(seen, 0, specs);
+ seen = xcalloc(specs, 1);
src = dst = dir->entries;
i = dir->nr;
while (--i >= 0) {
struct dir_entry *entry = *src++;
- if (!match(pathspec, entry->name, entry->len, prefix, seen)) {
- free(entry);
- continue;
- }
- *dst++ = entry;
+ if (match_pathspec(pathspec, entry->name, entry->len,
+ prefix, seen))
+ *dst++ = entry;
}
dir->nr = dst - dir->entries;
+ fill_pathspec_matches(pathspec, seen, specs);
for (i = 0; i < specs; i++) {
- struct stat st;
- const char *match;
- if (seen[i])
- continue;
-
- /* Existing file? We must have ignored it */
- match = pathspec[i];
- if (!match[0] || !lstat(match, &st))
- continue;
- die("pathspec '%s' did not match any files", match);
+ if (!seen[i] && !file_exists(pathspec[i]))
+ die("pathspec '%s' did not match any files",
+ pathspec[i]);
+ }
+ free(seen);
+}
+
+static void treat_gitlinks(const char **pathspec)
+{
+ int i;
+
+ if (!pathspec || !*pathspec)
+ return;
+
+ for (i = 0; i < active_nr; i++) {
+ struct cache_entry *ce = active_cache[i];
+ if (S_ISGITLINK(ce->ce_mode)) {
+ int len = ce_namelen(ce), j;
+ for (j = 0; pathspec[j]; j++) {
+ int len2 = strlen(pathspec[j]);
+ if (len2 <= len || pathspec[j][len] != '/' ||
+ memcmp(ce->name, pathspec[j], len))
+ continue;
+ if (len2 == len + 1)
+ /* strip trailing slash */
+ pathspec[j] = xstrndup(ce->name, len);
+ else
+ die ("Path '%s' is in submodule '%.*s'",
+ pathspec[j], len, ce->name);
+ }
+ }
}
}
-static void fill_directory(struct dir_struct *dir, const char **pathspec)
+static void fill_directory(struct dir_struct *dir, const char **pathspec,
+ int ignored_too)
{
const char *path, *base;
int baselen;
/* Set up the default git porcelain excludes */
memset(dir, 0, sizeof(*dir));
- dir->exclude_per_dir = ".gitignore";
- path = git_path("info/exclude");
- if (!access(path, R_OK))
- add_excludes_from_file(dir, path);
+ if (!ignored_too) {
+ dir->collect_ignored = 1;
+ setup_standard_excludes(dir);
+ }
/*
* Calculate common prefix for the pathspec, and
baselen = common_prefix(pathspec);
path = ".";
base = "";
- if (baselen) {
- char *common = xmalloc(baselen + 1);
- common = xmalloc(baselen + 1);
- memcpy(common, *pathspec, baselen);
- common[baselen] = 0;
- path = base = common;
- }
+ if (baselen)
+ path = base = xmemdupz(*pathspec, baselen);
/* Read the directory and prune it */
- read_directory(dir, path, base, baselen);
+ read_directory(dir, path, base, baselen, pathspec);
if (pathspec)
prune_directory(dir, pathspec, baselen);
}
-static int add_file_to_index(const char *path, int verbose)
+static void refresh(int verbose, const char **pathspec)
{
- int size, namelen;
- struct stat st;
- struct cache_entry *ce;
-
- if (lstat(path, &st))
- die("%s: unable to stat (%s)", path, strerror(errno));
-
- if (!S_ISREG(st.st_mode) && !S_ISLNK(st.st_mode))
- die("%s: can only add regular files or symbolic links", path);
-
- namelen = strlen(path);
- size = cache_entry_size(namelen);
- ce = xcalloc(1, size);
- memcpy(ce->name, path, namelen);
- ce->ce_flags = htons(namelen);
- fill_stat_cache_info(ce, &st);
-
- ce->ce_mode = create_ce_mode(st.st_mode);
- if (!trust_executable_bit) {
- /* If there is an existing entry, pick the mode bits
- * from it.
- */
- int pos = cache_name_pos(path, namelen);
- if (pos >= 0)
- ce->ce_mode = active_cache[pos]->ce_mode;
+ char *seen;
+ int i, specs;
+
+ for (specs = 0; pathspec[specs]; specs++)
+ /* nothing */;
+ seen = xcalloc(specs, 1);
+ refresh_index(&the_index, verbose ? REFRESH_SAY_CHANGED : REFRESH_QUIET,
+ pathspec, seen);
+ for (i = 0; i < specs; i++) {
+ if (!seen[i])
+ die("pathspec '%s' did not match any files", pathspec[i]);
+ }
+ free(seen);
+}
+
+static const char **validate_pathspec(int argc, const char **argv, const char *prefix)
+{
+ const char **pathspec = get_pathspec(prefix, argv);
+
+ if (pathspec) {
+ const char **p;
+ for (p = pathspec; *p; p++) {
+ if (has_symlink_leading_path(strlen(*p), *p)) {
+ int len = prefix ? strlen(prefix) : 0;
+ die("'%s' is beyond a symbolic link", *p + len);
+ }
+ }
}
- if (index_path(ce->sha1, path, &st, 1))
- die("unable to index file %s", path);
- if (add_cache_entry(ce, ADD_CACHE_OK_TO_ADD))
- die("unable to add %s to index",path);
- if (verbose)
- printf("add '%s'\n", path);
- return 0;
+ return pathspec;
+}
+
+int interactive_add(int argc, const char **argv, const char *prefix)
+{
+ int status, ac;
+ const char **args;
+ const char **pathspec = NULL;
+
+ if (argc) {
+ pathspec = validate_pathspec(argc, argv, prefix);
+ if (!pathspec)
+ return -1;
+ }
+
+ args = xcalloc(sizeof(const char *), (argc + 4));
+ ac = 0;
+ args[ac++] = "add--interactive";
+ if (patch_interactive)
+ args[ac++] = "--patch";
+ args[ac++] = "--";
+ if (argc) {
+ memcpy(&(args[ac]), pathspec, sizeof(const char *) * argc);
+ ac += argc;
+ }
+ args[ac] = NULL;
+
+ status = run_command_v_opt(args, RUN_GIT_CMD);
+ free(args);
+ return status;
+}
+
+static struct lock_file lock_file;
+
+static const char ignore_error[] =
+"The following paths are ignored by one of your .gitignore files:\n";
+
+static int verbose = 0, show_only = 0, ignored_too = 0, refresh_only = 0;
+static int ignore_add_errors, addremove, intent_to_add;
+
+static struct option builtin_add_options[] = {
+ OPT__DRY_RUN(&show_only),
+ OPT__VERBOSE(&verbose),
+ OPT_GROUP(""),
+ OPT_BOOLEAN('i', "interactive", &add_interactive, "interactive picking"),
+ OPT_BOOLEAN('p', "patch", &patch_interactive, "interactive patching"),
+ OPT_BOOLEAN('f', "force", &ignored_too, "allow adding otherwise ignored files"),
+ OPT_BOOLEAN('u', "update", &take_worktree_changes, "update tracked files"),
+ OPT_BOOLEAN('N', "intent-to-add", &intent_to_add, "record only the fact that the path will be added later"),
+ OPT_BOOLEAN('A', "all", &addremove, "add all, noticing removal of tracked files"),
+ OPT_BOOLEAN( 0 , "refresh", &refresh_only, "don't add, only refresh the index"),
+ OPT_BOOLEAN( 0 , "ignore-errors", &ignore_add_errors, "just skip files which cannot be added because of errors"),
+ OPT_END(),
+};
+
+static int add_config(const char *var, const char *value, void *cb)
+{
+ if (!strcasecmp(var, "add.ignore-errors")) {
+ ignore_add_errors = git_config_bool(var, value);
+ return 0;
+ }
+ return git_default_config(var, value, cb);
}
-static struct cache_file cache_file;
+static int add_files(struct dir_struct *dir, int flags)
+{
+ int i, exit_status = 0;
+
+ if (dir->ignored_nr) {
+ fprintf(stderr, ignore_error);
+ for (i = 0; i < dir->ignored_nr; i++)
+ fprintf(stderr, "%s\n", dir->ignored[i]->name);
+ fprintf(stderr, "Use -f if you really want to add them.\n");
+ die("no files added");
+ }
+
+ for (i = 0; i < dir->nr; i++)
+ if (add_file_to_cache(dir->entries[i]->name, flags)) {
+ if (!ignore_add_errors)
+ die("adding files failed");
+ exit_status = 1;
+ }
+ return exit_status;
+}
-int cmd_add(int argc, const char **argv, char **envp)
+int cmd_add(int argc, const char **argv, const char *prefix)
{
- int i, newfd;
- int verbose = 0, show_only = 0;
- const char *prefix = setup_git_directory();
+ int exit_status = 0;
+ int newfd;
const char **pathspec;
struct dir_struct dir;
+ int flags;
+ int add_new_files;
+ int require_pathspec;
+
+ argc = parse_options(argc, argv, builtin_add_options,
+ builtin_add_usage, 0);
+ if (patch_interactive)
+ add_interactive = 1;
+ if (add_interactive)
+ exit(interactive_add(argc, argv, prefix));
+
+ git_config(add_config, NULL);
+
+ if (addremove && take_worktree_changes)
+ die("-A and -u are mutually incompatible");
+ if ((addremove || take_worktree_changes) && !argc) {
+ static const char *here[2] = { ".", NULL };
+ argc = 1;
+ argv = here;
+ }
+
+ add_new_files = !take_worktree_changes && !refresh_only;
+ require_pathspec = !take_worktree_changes;
- git_config(git_default_config);
+ newfd = hold_locked_index(&lock_file, 1);
- newfd = hold_index_file_for_update(&cache_file, get_index_file());
- if (newfd < 0)
- die("unable to create new cachefile");
+ flags = ((verbose ? ADD_CACHE_VERBOSE : 0) |
+ (show_only ? ADD_CACHE_PRETEND : 0) |
+ (intent_to_add ? ADD_CACHE_INTENT : 0) |
+ (ignore_add_errors ? ADD_CACHE_IGNORE_ERRORS : 0) |
+ (!(addremove || take_worktree_changes)
+ ? ADD_CACHE_IGNORE_REMOVAL : 0));
+
+ if (require_pathspec && argc == 0) {
+ fprintf(stderr, "Nothing specified, nothing added.\n");
+ fprintf(stderr, "Maybe you wanted to say 'git add .'?\n");
+ return 0;
+ }
+ pathspec = validate_pathspec(argc, argv, prefix);
if (read_cache() < 0)
die("index file corrupt");
+ treat_gitlinks(pathspec);
- for (i = 1; i < argc; i++) {
- const char *arg = argv[i];
+ if (add_new_files)
+ /* This picks up the paths that are not tracked */
+ fill_directory(&dir, pathspec, ignored_too);
- if (arg[0] != '-')
- break;
- if (!strcmp(arg, "--")) {
- i++;
- break;
- }
- if (!strcmp(arg, "-n")) {
- show_only = 1;
- continue;
- }
- if (!strcmp(arg, "-v")) {
- verbose = 1;
- continue;
- }
- die(builtin_add_usage);
+ if (refresh_only) {
+ refresh(verbose, pathspec);
+ goto finish;
}
- git_config(git_default_config);
- pathspec = get_pathspec(prefix, argv + i);
- fill_directory(&dir, pathspec);
-
- if (show_only) {
- const char *sep = "", *eof = "";
- for (i = 0; i < dir.nr; i++) {
- printf("%s%s", sep, dir.entries[i]->name);
- sep = " ";
- eof = "\n";
- }
- fputs(eof, stdout);
- return 0;
- }
+ exit_status |= add_files_to_cache(prefix, pathspec, flags);
- for (i = 0; i < dir.nr; i++)
- add_file_to_index(dir.entries[i]->name, verbose);
+ if (add_new_files)
+ exit_status |= add_files(&dir, flags);
+ finish:
if (active_cache_changed) {
if (write_cache(newfd, active_cache, active_nr) ||
- commit_index_file(&cache_file))
+ commit_locked_index(&lock_file))
die("Unable to write new index file");
}
- return 0;
+ return exit_status;
}