| /* |
| * "git add" builtin command |
| * |
| * Copyright (C) 2006 Linus Torvalds |
| */ |
| #include "cache.h" |
| #include "builtin.h" |
| #include "dir.h" |
| #include "exec_cmd.h" |
| #include "cache-tree.h" |
| #include "run-command.h" |
| #include "parse-options.h" |
| #include "diff.h" |
| #include "revision.h" |
| |
| static const char * const builtin_add_usage[] = { |
| "git add [options] [--] <filepattern>...", |
| NULL |
| }; |
| static int patch_interactive, add_interactive, edit_interactive; |
| static int take_worktree_changes; |
| |
| static void fill_pathspec_matches(const char **pathspec, char *seen, int specs) |
| { |
| int num_unmatched = 0, i; |
| |
| /* |
| * 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. |
| */ |
| 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); |
| } |
| } |
| |
| static void prune_directory(struct dir_struct *dir, const char **pathspec, int prefix) |
| { |
| char *seen; |
| int i, specs; |
| struct dir_entry **src, **dst; |
| |
| for (specs = 0; pathspec[specs]; specs++) |
| /* nothing */; |
| seen = xcalloc(specs, 1); |
| |
| src = dst = dir->entries; |
| i = dir->nr; |
| while (--i >= 0) { |
| struct dir_entry *entry = *src++; |
| 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++) { |
| if (!seen[i] && pathspec[i][0] && !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 refresh(int verbose, const char **pathspec) |
| { |
| char *seen; |
| int i, specs; |
| |
| for (specs = 0; pathspec[specs]; specs++) |
| /* nothing */; |
| seen = xcalloc(specs, 1); |
| refresh_index(&the_index, verbose ? REFRESH_IN_PORCELAIN : REFRESH_QUIET, |
| pathspec, seen, "Unstaged changes after refreshing the index:"); |
| 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(*p, strlen(*p))) { |
| int len = prefix ? strlen(prefix) : 0; |
| die("'%s' is beyond a symbolic link", *p + len); |
| } |
| } |
| } |
| |
| return pathspec; |
| } |
| |
| int run_add_interactive(const char *revision, const char *patch_mode, |
| const char **pathspec) |
| { |
| int status, ac, pc = 0; |
| const char **args; |
| |
| if (pathspec) |
| while (pathspec[pc]) |
| pc++; |
| |
| args = xcalloc(sizeof(const char *), (pc + 5)); |
| ac = 0; |
| args[ac++] = "add--interactive"; |
| if (patch_mode) |
| args[ac++] = patch_mode; |
| if (revision) |
| args[ac++] = revision; |
| args[ac++] = "--"; |
| if (pc) { |
| memcpy(&(args[ac]), pathspec, sizeof(const char *) * pc); |
| ac += pc; |
| } |
| args[ac] = NULL; |
| |
| status = run_command_v_opt(args, RUN_GIT_CMD); |
| free(args); |
| return status; |
| } |
| |
| int interactive_add(int argc, const char **argv, const char *prefix) |
| { |
| const char **pathspec = NULL; |
| |
| if (argc) { |
| pathspec = validate_pathspec(argc, argv, prefix); |
| if (!pathspec) |
| return -1; |
| } |
| |
| return run_add_interactive(NULL, |
| patch_interactive ? "--patch" : NULL, |
| pathspec); |
| } |
| |
| static int edit_patch(int argc, const char **argv, const char *prefix) |
| { |
| char *file = xstrdup(git_path("ADD_EDIT.patch")); |
| const char *apply_argv[] = { "apply", "--recount", "--cached", |
| file, NULL }; |
| struct child_process child; |
| struct rev_info rev; |
| int out; |
| struct stat st; |
| |
| git_config(git_diff_basic_config, NULL); /* no "diff" UI options */ |
| |
| if (read_cache() < 0) |
| die ("Could not read the index"); |
| |
| init_revisions(&rev, prefix); |
| rev.diffopt.context = 7; |
| |
| argc = setup_revisions(argc, argv, &rev, NULL); |
| rev.diffopt.output_format = DIFF_FORMAT_PATCH; |
| out = open(file, O_CREAT | O_WRONLY, 0644); |
| if (out < 0) |
| die ("Could not open '%s' for writing.", file); |
| rev.diffopt.file = fdopen(out, "w"); |
| rev.diffopt.close_file = 1; |
| if (run_diff_files(&rev, 0)) |
| die ("Could not write patch"); |
| |
| launch_editor(file, NULL, NULL); |
| |
| if (stat(file, &st)) |
| die_errno("Could not stat '%s'", file); |
| if (!st.st_size) |
| die("Empty patch. Aborted."); |
| |
| memset(&child, 0, sizeof(child)); |
| child.git_cmd = 1; |
| child.argv = apply_argv; |
| if (run_command(&child)) |
| die ("Could not apply '%s'", file); |
| |
| unlink(file); |
| return 0; |
| } |
| |
| 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('e', "edit", &edit_interactive, "edit current diff and apply"), |
| 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 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, const char *prefix) |
| { |
| int exit_status = 0; |
| int newfd; |
| const char **pathspec; |
| struct dir_struct dir; |
| int flags; |
| int add_new_files; |
| int require_pathspec; |
| |
| git_config(add_config, NULL); |
| |
| argc = parse_options(argc, argv, prefix, builtin_add_options, |
| builtin_add_usage, PARSE_OPT_KEEP_ARGV0); |
| if (patch_interactive) |
| add_interactive = 1; |
| if (add_interactive) |
| exit(interactive_add(argc - 1, argv + 1, prefix)); |
| |
| if (edit_interactive) |
| return(edit_patch(argc, argv, prefix)); |
| argc--; |
| argv++; |
| |
| 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; |
| |
| newfd = hold_locked_index(&lock_file, 1); |
| |
| 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); |
| |
| if (add_new_files) { |
| int baselen; |
| |
| /* Set up the default git porcelain excludes */ |
| memset(&dir, 0, sizeof(dir)); |
| if (!ignored_too) { |
| dir.flags |= DIR_COLLECT_IGNORED; |
| setup_standard_excludes(&dir); |
| } |
| |
| /* This picks up the paths that are not tracked */ |
| baselen = fill_directory(&dir, pathspec); |
| if (pathspec) |
| prune_directory(&dir, pathspec, baselen); |
| } |
| |
| if (refresh_only) { |
| refresh(verbose, pathspec); |
| goto finish; |
| } |
| |
| exit_status |= add_files_to_cache(prefix, pathspec, flags); |
| |
| if (add_new_files) |
| exit_status |= add_files(&dir, flags); |
| |
| finish: |
| if (active_cache_changed) { |
| if (write_cache(newfd, active_cache, active_nr) || |
| commit_locked_index(&lock_file)) |
| die("Unable to write new index file"); |
| } |
| |
| return exit_status; |
| } |