git-p4: Unset P4DIFF environment variable when using 'p4 -du diff'
[gitweb.git] / builtin-add.c
index 850e1c23e545e8f84e5a72ea7a7bdd1a99746938..4a91e3eb118850882fbc22e8d8f37e8bbfaa7617 100644 (file)
 #include "diffcore.h"
 #include "commit.h"
 #include "revision.h"
-
-static const char builtin_add_usage[] =
-"git-add [-n] [-v] [-f] [--interactive | -i] [-u] [--refresh] [--] <filepattern>...";
-
+#include "run-command.h"
+#include "parse-options.h"
+
+static const char * const builtin_add_usage[] = {
+       "git-add [options] [--] <filepattern>...",
+       NULL
+};
+static int patch_interactive = 0, add_interactive = 0;
 static int take_worktree_changes;
 
 static void prune_directory(struct dir_struct *dir, const char **pathspec, int prefix)
@@ -66,12 +70,8 @@ static void fill_directory(struct dir_struct *dir, const char **pathspec,
        baselen = common_prefix(pathspec);
        path = ".";
        base = "";
-       if (baselen) {
-               char *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, pathspec);
@@ -98,7 +98,6 @@ static void update_callback(struct diff_queue_struct *q,
                        break;
                case DIFF_STATUS_DELETED:
                        remove_file_from_cache(path);
-                       cache_tree_invalidate_path(active_cache_tree, path);
                        if (verbose)
                                printf("remove '%s'\n", path);
                        break;
@@ -106,18 +105,16 @@ static void update_callback(struct diff_queue_struct *q,
        }
 }
 
-static void update(int verbose, const char *prefix, const char **files)
+void add_files_to_cache(int verbose, const char *prefix, const char **pathspec)
 {
        struct rev_info rev;
        init_revisions(&rev, prefix);
        setup_revisions(0, NULL, &rev, NULL);
-       rev.prune_data = get_pathspec(prefix, files);
+       rev.prune_data = pathspec;
        rev.diffopt.output_format = DIFF_FORMAT_CALLBACK;
        rev.diffopt.format_callback = update_callback;
        rev.diffopt.format_callback_data = &verbose;
-       if (read_cache() < 0)
-               die("index file corrupt");
-       run_diff_files(&rev, 0);
+       run_diff_files(&rev, DIFF_RACY_IS_MODIFIED);
 }
 
 static void refresh(int verbose, const char **pathspec)
@@ -138,80 +135,93 @@ static void refresh(int verbose, const char **pathspec)
         free(seen);
 }
 
+static const char **validate_pathspec(int argc, const char **argv, const char *prefix)
+{
+       const char **pathspec = get_pathspec(prefix, argv);
+
+       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 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', NULL, &ignored_too, "allow adding otherwise ignored files"),
+       OPT_BOOLEAN('u', NULL, &take_worktree_changes, "update tracked files"),
+       OPT_BOOLEAN( 0 , "refresh", &refresh_only, "don't add, only refresh the index"),
+       OPT_END(),
+};
+
 int cmd_add(int argc, const char **argv, const char *prefix)
 {
        int i, newfd;
-       int verbose = 0, show_only = 0, ignored_too = 0, refresh_only = 0;
        const char **pathspec;
        struct dir_struct dir;
-       int add_interactive = 0;
-
-       for (i = 1; i < argc; i++) {
-               if (!strcmp("--interactive", argv[i]) ||
-                   !strcmp("-i", argv[i]))
-                       add_interactive++;
-       }
-       if (add_interactive) {
-               const char *args[] = { "add--interactive", NULL };
 
-               if (add_interactive != 1 || argc != 2)
-                       die("add --interactive does not take any parameters");
-               execv_git_cmd(args);
-               exit(1);
-       }
+       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(git_default_config);
 
        newfd = hold_locked_index(&lock_file, 1);
 
-       for (i = 1; i < argc; i++) {
-               const char *arg = argv[i];
-
-               if (arg[0] != '-')
-                       break;
-               if (!strcmp(arg, "--")) {
-                       i++;
-                       break;
-               }
-               if (!strcmp(arg, "-n")) {
-                       show_only = 1;
-                       continue;
-               }
-               if (!strcmp(arg, "-f")) {
-                       ignored_too = 1;
-                       continue;
-               }
-               if (!strcmp(arg, "-v")) {
-                       verbose = 1;
-                       continue;
-               }
-               if (!strcmp(arg, "-u")) {
-                       take_worktree_changes = 1;
-                       continue;
-               }
-               if (!strcmp(arg, "--refresh")) {
-                       refresh_only = 1;
-                       continue;
-               }
-               usage(builtin_add_usage);
-       }
-
        if (take_worktree_changes) {
-               update(verbose, prefix, argv + i);
+               const char **pathspec;
+               if (read_cache() < 0)
+                       die("index file corrupt");
+               pathspec = get_pathspec(prefix, argv);
+               add_files_to_cache(verbose, prefix, pathspec);
                goto finish;
        }
 
-       if (argc <= i) {
+       if (argc == 0) {
                fprintf(stderr, "Nothing specified, nothing added.\n");
                fprintf(stderr, "Maybe you wanted to say 'git add .'?\n");
                return 0;
        }
-       pathspec = get_pathspec(prefix, argv + i);
+       pathspec = get_pathspec(prefix, argv);
 
        if (refresh_only) {
                refresh(verbose, pathspec);
@@ -249,7 +259,7 @@ int cmd_add(int argc, const char **argv, const char *prefix)
  finish:
        if (active_cache_changed) {
                if (write_cache(newfd, active_cache, active_nr) ||
-                   close(newfd) || commit_locked_index(&lock_file))
+                   commit_locked_index(&lock_file))
                        die("Unable to write new index file");
        }