2 * "git add" builtin command
4 * Copyright (C) 2006 Linus Torvalds
12 #include "cache-tree.h"
14 static const char builtin_add_usage[] =
15 "git-add [-n] [-v] <filepattern>...";
17 static void prune_directory(struct dir_struct *dir, const char **pathspec, int prefix)
21 struct dir_entry **src, **dst;
23 for (specs = 0; pathspec[specs]; specs++)
25 seen = xcalloc(specs, 1);
27 src = dst = dir->entries;
30 struct dir_entry *entry = *src++;
31 if (!match_pathspec(pathspec, entry->name, entry->len, prefix, seen)) {
37 dir->nr = dst - dir->entries;
39 for (i = 0; i < specs; i++) {
45 /* Existing file? We must have ignored it */
47 if (!match[0] || !lstat(match, &st))
49 die("pathspec '%s' did not match any files", match);
53 static void fill_directory(struct dir_struct *dir, const char **pathspec)
55 const char *path, *base;
58 /* Set up the default git porcelain excludes */
59 memset(dir, 0, sizeof(*dir));
60 dir->exclude_per_dir = ".gitignore";
61 path = git_path("info/exclude");
62 if (!access(path, R_OK))
63 add_excludes_from_file(dir, path);
66 * Calculate common prefix for the pathspec, and
67 * use that to optimize the directory walk
69 baselen = common_prefix(pathspec);
73 char *common = xmalloc(baselen + 1);
74 memcpy(common, *pathspec, baselen);
79 /* Read the directory and prune it */
80 read_directory(dir, path, base, baselen);
82 prune_directory(dir, pathspec, baselen);
85 static struct lock_file lock_file;
87 int cmd_add(int argc, const char **argv, const char *prefix)
90 int verbose = 0, show_only = 0;
91 const char **pathspec;
92 struct dir_struct dir;
93 int add_interactive = 0;
95 for (i = 1; i < argc; i++) {
96 if (!strcmp("--interactive", argv[i]))
99 if (add_interactive) {
100 const char *args[] = { "add--interactive", NULL };
102 if (add_interactive != 1 || argc != 2)
103 die("add --interactive does not take any parameters");
108 git_config(git_default_config);
110 newfd = hold_lock_file_for_update(&lock_file, get_index_file(), 1);
112 for (i = 1; i < argc; i++) {
113 const char *arg = argv[i];
117 if (!strcmp(arg, "--")) {
121 if (!strcmp(arg, "-n")) {
125 if (!strcmp(arg, "-v")) {
129 usage(builtin_add_usage);
131 pathspec = get_pathspec(prefix, argv + i);
133 fill_directory(&dir, pathspec);
136 const char *sep = "", *eof = "";
137 for (i = 0; i < dir.nr; i++) {
138 printf("%s%s", sep, dir.entries[i]->name);
146 if (read_cache() < 0)
147 die("index file corrupt");
149 for (i = 0; i < dir.nr; i++)
150 add_file_to_index(dir.entries[i]->name, verbose);
152 if (active_cache_changed) {
153 if (write_cache(newfd, active_cache, active_nr) ||
154 close(newfd) || commit_lock_file(&lock_file))
155 die("Unable to write new index file");