Merge branch 'ei/worktree+filter'

diff --git a/git.c b/git.c
index cfec5d70ee42852f3819fe46e99ebc70f089ccc7..b6bf5ad5ec97699f0a1f4d6c6616c7c9a240d144 100644 (file)
--- a/git.c
+++ b/git.c
@@ -4,7 +4,7 @@
 #include "quote.h"
 
 const char git_usage_string[] =
-       "git [--version] [--exec-path[=GIT_EXEC_PATH]] [-p|--paginate] [--bare] [--git-dir=GIT_DIR] [--help] COMMAND [ARGS]";
+       "git [--version] [--exec-path[=GIT_EXEC_PATH]] [-p|--paginate] [--bare] [--git-dir=GIT_DIR] [--work-tree=GIT_WORK_TREE] [--help] COMMAND [ARGS]";
 
 static void prepend_to_path(const char *dir, int len)
 {
@@ -69,6 +69,16 @@ static int handle_options(const char*** argv, int* argc)
                        handled++;
                } else if (!prefixcmp(cmd, "--git-dir=")) {
                        setenv(GIT_DIR_ENVIRONMENT, cmd + 10, 1);
+               } else if (!strcmp(cmd, "--work-tree")) {
+                       if (*argc < 2) {
+                               fprintf(stderr, "No directory given for --work-tree.\n" );
+                               usage(git_usage_string);
+                       }
+                       setenv(GIT_WORK_TREE_ENVIRONMENT, (*argv)[1], 1);
+                       (*argv)++;
+                       (*argc)--;
+               } else if (!prefixcmp(cmd, "--work-tree=")) {
+                       setenv(GIT_WORK_TREE_ENVIRONMENT, cmd + 12, 1);
                } else if (!strcmp(cmd, "--bare")) {
                        static char git_dir[PATH_MAX+1];
                        setenv(GIT_DIR_ENVIRONMENT, getcwd(git_dir, sizeof(git_dir)), 1);
@@ -214,7 +224,7 @@ const char git_version_string[] = GIT_VERSION;
  * require working tree to be present -- anything uses this needs
  * RUN_SETUP for reading from the configuration file.
  */
-#define NOT_BARE       (1<<2)
+#define NEED_WORK_TREE (1<<2)
 
 struct cmd_struct {
        const char *cmd;
@@ -233,10 +243,9 @@ static int run_command(struct cmd_struct *p, int argc, const char **argv)
                prefix = setup_git_directory();
        if (p->option & USE_PAGER)
                setup_pager();
-       if (p->option & NOT_BARE) {
-               if (is_bare_repository() || is_inside_git_dir())
-                       die("%s must be run in a work tree", p->cmd);
-       }
+       if ((p->option & NEED_WORK_TREE) &&
+           (!is_inside_work_tree() || is_inside_git_dir()))
+               die("%s must be run in a work tree", p->cmd);
        trace_argv_printf(argv, argc, "trace: built-in: git");
 
        status = p->fn(argc, argv, prefix);
@@ -264,7 +273,7 @@ static void handle_internal_command(int argc, const char **argv)
 {
        const char *cmd = argv[0];
        static struct cmd_struct commands[] = {
-               { "add", cmd_add, RUN_SETUP | NOT_BARE },
+               { "add", cmd_add, RUN_SETUP | NEED_WORK_TREE },
                { "annotate", cmd_annotate, RUN_SETUP | USE_PAGER },
                { "apply", cmd_apply },
                { "archive", cmd_archive },
@@ -274,9 +283,9 @@ static void handle_internal_command(int argc, const char **argv)
                { "cat-file", cmd_cat_file, RUN_SETUP },
                { "checkout-index", cmd_checkout_index, RUN_SETUP },
                { "check-ref-format", cmd_check_ref_format },
-               { "check-attr", cmd_check_attr, RUN_SETUP | NOT_BARE },
+               { "check-attr", cmd_check_attr, RUN_SETUP | NEED_WORK_TREE },
                { "cherry", cmd_cherry, RUN_SETUP },
-               { "cherry-pick", cmd_cherry_pick, RUN_SETUP | NOT_BARE },
+               { "cherry-pick", cmd_cherry_pick, RUN_SETUP | NEED_WORK_TREE },
                { "commit-tree", cmd_commit_tree, RUN_SETUP },
                { "config", cmd_config },
                { "count-objects", cmd_count_objects, RUN_SETUP },
@@ -304,7 +313,7 @@ static void handle_internal_command(int argc, const char **argv)
                { "mailsplit", cmd_mailsplit },
                { "merge-base", cmd_merge_base, RUN_SETUP },
                { "merge-file", cmd_merge_file },
-               { "mv", cmd_mv, RUN_SETUP | NOT_BARE },
+               { "mv", cmd_mv, RUN_SETUP | NEED_WORK_TREE },
                { "name-rev", cmd_name_rev, RUN_SETUP },
                { "pack-objects", cmd_pack_objects, RUN_SETUP },
                { "pickaxe", cmd_blame, RUN_SETUP | USE_PAGER },
@@ -317,9 +326,9 @@ static void handle_internal_command(int argc, const char **argv)
                { "rerere", cmd_rerere, RUN_SETUP },
                { "rev-list", cmd_rev_list, RUN_SETUP },
                { "rev-parse", cmd_rev_parse, RUN_SETUP },
-               { "revert", cmd_revert, RUN_SETUP | NOT_BARE },
-               { "rm", cmd_rm, RUN_SETUP | NOT_BARE },
-               { "runstatus", cmd_runstatus, RUN_SETUP | NOT_BARE },
+               { "revert", cmd_revert, RUN_SETUP | NEED_WORK_TREE },
+               { "rm", cmd_rm, RUN_SETUP | NEED_WORK_TREE },
+               { "runstatus", cmd_runstatus, RUN_SETUP | NEED_WORK_TREE },
                { "shortlog", cmd_shortlog, RUN_SETUP | USE_PAGER },
                { "show-branch", cmd_show_branch, RUN_SETUP },
                { "show", cmd_show, RUN_SETUP | USE_PAGER },