Builtin git-show-branch.

Signed-off-by: Peter Eriksen <s022018@student.dtu.dk>
Signed-off-by: Junio C Hamano <junkio@cox.net>

Makefile

@@ -159,7 +159,7 @@ PROGRAMS = \
 	git-merge-index$X git-mktag$X git-mktree$X git-pack-objects$X git-patch-id$X \
 	git-peek-remote$X git-prune-packed$X \
 	git-receive-pack$X git-rev-parse$X \
-	git-send-pack$X git-show-branch$X git-shell$X \
+	git-send-pack$X git-shell$X \
 	git-show-index$X git-ssh-fetch$X \
 	git-ssh-upload$X git-unpack-file$X \
 	git-unpack-objects$X git-update-index$X git-update-server-info$X \
@@ -173,7 +173,7 @@ BUILT_INS = git-log$X git-whatchanged$X git-show$X \
 	git-grep$X git-rev-list$X git-check-ref-format$X \
 	git-init-db$X git-ls-files$X git-ls-tree$X \
 	git-tar-tree$X git-read-tree$X git-commit-tree$X \
-	git-apply$X
+	git-apply$X git-show-branch$X
 
 # what 'all' will build and 'install' will install, in gitexecdir
 ALL_PROGRAMS = $(PROGRAMS) $(SIMPLE_PROGRAMS) $(SCRIPTS)
@@ -224,7 +224,7 @@ BUILTIN_OBJS = \
 	builtin-grep.o builtin-rev-list.o builtin-check-ref-format.o \
 	builtin-init-db.o builtin-ls-files.o builtin-ls-tree.o \
         builtin-tar-tree.o builtin-read-tree.o builtin-commit-tree.o \
-	builtin-apply.o
+	builtin-apply.o builtin-show-branch.o
 
 GITLIBS = $(LIB_FILE) $(XDIFF_LIB)
 LIBS = $(GITLIBS) -lz

builtin-show-branch.c

@@ -3,13 +3,14 @@
 #include "cache.h"
 #include "commit.h"
 #include "refs.h"
+#include "builtin.h"
 
 static const char show_branch_usage[] =
 "git-show-branch [--dense] [--current] [--all] [--heads] [--tags] [--topo-order] [--more=count | --list | --independent | --merge-base ] [--topics] [<refs>...]";
 
 static int default_num = 0;
 static int default_alloc = 0;
-static char **default_arg = NULL;
+static const char **default_arg = NULL;
 
 #define UNINTERESTING	01
 
@@ -548,7 +549,7 @@ static int omit_in_dense(struct commit *commit, struct commit **rev, int n)
 	return 0;
 }
 
-int main(int ac, char **av)
+int cmd_show_branch(int ac, const char **av, char **envp)
 {
 	struct commit *rev[MAX_REVS], *commit;
 	struct commit_list *list = NULL, *seen = NULL;
@@ -581,7 +582,7 @@ int main(int ac, char **av)
 	}
 
 	while (1 < ac && av[1][0] == '-') {
-		char *arg = av[1];
+		const char *arg = av[1];
 		if (!strcmp(arg, "--")) {
 			ac--; av++;
 			break;

builtin.h

@@ -33,5 +33,6 @@ extern int cmd_tar_tree(int argc, const char **argv, char **envp);
 extern int cmd_read_tree(int argc, const char **argv, char **envp);
 extern int cmd_commit_tree(int argc, const char **argv, char **envp);
 extern int cmd_apply(int argc, const char **argv, char **envp);
+extern int cmd_show_branch(int argc, const char **argv, char **envp);
 
 #endif

git.c

@@ -58,7 +58,8 @@ static void handle_internal_command(int argc, const char **argv, char **envp)
 		{ "tar-tree", cmd_tar_tree },
 		{ "read-tree", cmd_read_tree },
 		{ "commit-tree", cmd_commit_tree },
-		{ "apply", cmd_apply }
+		{ "apply", cmd_apply },
+		{ "show-branch", cmd_show_branch }
 	};
 	int i;