Clarify that "git log x.c y.h" lists commits that touch either file
[gitweb.git] / builtin-add.c
index 73235ed08a9d60f8134235d9b68632303f359ca9..fc3f96eaefff91e4e85adb92162716939f0ecd72 100644 (file)
@@ -16,7 +16,7 @@
 #include "parse-options.h"
 
 static const char * const builtin_add_usage[] = {
-       "git-add [options] [--] <filepattern>...",
+       "git add [options] [--] <filepattern>...",
        NULL
 };
 static int patch_interactive = 0, add_interactive = 0;
@@ -100,15 +100,16 @@ static void update_callback(struct diff_queue_struct *q,
                case DIFF_STATUS_UNMERGED:
                case DIFF_STATUS_MODIFIED:
                case DIFF_STATUS_TYPE_CHANGED:
-                       if (add_file_to_cache(path, data->flags & ADD_FILES_VERBOSE)) {
-                               if (!(data->flags & ADD_FILES_IGNORE_ERRORS))
+                       if (add_file_to_cache(path, data->flags)) {
+                               if (!(data->flags & ADD_CACHE_IGNORE_ERRORS))
                                        die("updating files failed");
                                data->add_errors++;
                        }
                        break;
                case DIFF_STATUS_DELETED:
-                       remove_file_from_cache(path);
-                       if (data->flags & ADD_FILES_VERBOSE)
+                       if (!(data->flags & ADD_CACHE_PRETEND))
+                               remove_file_from_cache(path);
+                       if (data->flags & (ADD_CACHE_PRETEND|ADD_CACHE_VERBOSE))
                                printf("remove '%s'\n", path);
                        break;
                }
@@ -139,9 +140,8 @@ static void refresh(int verbose, const char **pathspec)
        for (specs = 0; pathspec[specs];  specs++)
                /* nothing */;
        seen = xcalloc(specs, 1);
-       if (read_cache() < 0)
-               die("index file corrupt");
-       refresh_index(&the_index, verbose ? 0 : REFRESH_QUIET, pathspec, seen);
+       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]);
@@ -191,7 +191,7 @@ 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;
+static int ignore_add_errors, addremove;
 
 static struct option builtin_add_options[] = {
        OPT__DRY_RUN(&show_only),
@@ -199,28 +199,53 @@ static struct option builtin_add_options[] = {
        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('f', "force", &ignored_too, "allow adding otherwise ignored files"),
+       OPT_BOOLEAN('u', "update", &take_worktree_changes, "update tracked files"),
+       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)
+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);
+       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 i, newfd;
+       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);
@@ -229,69 +254,53 @@ int cmd_add(int argc, const char **argv, const char *prefix)
        if (add_interactive)
                exit(interactive_add(argc, argv, prefix));
 
-       git_config(add_config);
+       git_config(add_config, NULL);
 
-       newfd = hold_locked_index(&lock_file, 1);
+       if (addremove && take_worktree_changes)
+               die("-A and -u are mutually incompatible");
+       if (addremove && !argc) {
+               static const char *here[2] = { ".", NULL };
+               argc = 1;
+               argv = here;
+       }
 
-       if (take_worktree_changes) {
-               int flags = 0;
-               const char **pathspec;
-               if (read_cache() < 0)
-                       die("index file corrupt");
-               pathspec = get_pathspec(prefix, argv);
+       add_new_files = !take_worktree_changes && !refresh_only;
+       require_pathspec = !take_worktree_changes;
 
-               if (verbose)
-                       flags |= ADD_FILES_VERBOSE;
-               if (ignore_add_errors)
-                       flags |= ADD_FILES_IGNORE_ERRORS;
+       newfd = hold_locked_index(&lock_file, 1);
 
-               exit_status = add_files_to_cache(prefix, pathspec, flags);
-               goto finish;
-       }
+       flags = ((verbose ? ADD_CACHE_VERBOSE : 0) |
+                (show_only ? ADD_CACHE_PRETEND : 0) |
+                (ignore_add_errors ? ADD_CACHE_IGNORE_ERRORS : 0));
 
-       if (argc == 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 = get_pathspec(prefix, argv);
 
-       if (refresh_only) {
-               refresh(verbose, pathspec);
-               goto finish;
-       }
-
-       fill_directory(&dir, pathspec, ignored_too);
-
-       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;
-       }
+       /*
+        * If we are adding new files, we need to scan the working
+        * tree to find the ones that match pathspecs; this needs
+        * to be done before we read the index.
+        */
+       if (add_new_files)
+               fill_directory(&dir, pathspec, ignored_too);
 
        if (read_cache() < 0)
                die("index file corrupt");
 
-       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");
+       if (refresh_only) {
+               refresh(verbose, pathspec);
+               goto finish;
        }
 
-       for (i = 0; i < dir.nr; i++)
-               if (add_file_to_cache(dir.entries[i]->name, verbose)) {
-                       if (!ignore_add_errors)
-                               die("adding files failed");
-                       exit_status = 1;
-               }
+       if (take_worktree_changes || addremove)
+               exit_status |= add_files_to_cache(prefix, pathspec, flags);
+
+       if (add_new_files)
+               exit_status |= add_files(&dir, flags);
 
  finish:
        if (active_cache_changed) {