Psuh Codelab

.gitignore

@@ -118,6 +118,7 @@
 /git-patch-id
 /git-prune
 /git-prune-packed
+/git-psuh
 /git-pull
 /git-push
 /git-quiltimport

Makefile

@@ -1276,6 +1276,7 @@ BUILTIN_OBJS += builtin/pack-refs.o
 BUILTIN_OBJS += builtin/patch-id.o
 BUILTIN_OBJS += builtin/prune-packed.o
 BUILTIN_OBJS += builtin/prune.o
+BUILTIN_OBJS += builtin/psuh.o
 BUILTIN_OBJS += builtin/pull.o
 BUILTIN_OBJS += builtin/push.o
 BUILTIN_OBJS += builtin/range-diff.o

builtin.h

@@ -207,6 +207,7 @@ int cmd_pack_redundant(int argc, const char **argv, const char *prefix);
 int cmd_patch_id(int argc, const char **argv, const char *prefix);
 int cmd_prune(int argc, const char **argv, const char *prefix);
 int cmd_prune_packed(int argc, const char **argv, const char *prefix);
+int cmd_psuh(int argc, const char **argv, const char *prefix);
 int cmd_pull(int argc, const char **argv, const char *prefix);
 int cmd_push(int argc, const char **argv, const char *prefix);
 int cmd_range_diff(int argc, const char **argv, const char *prefix);

builtin/psuh.c

@@ -0,0 +1,52 @@
+#include "builtin.h"
+#include "commit.h"
+#include "config.h"
+#include "gettext.h"
+#include "parse-options.h"
+#include "pretty.h"
+#include "strbuf.h"
+#include "wt-status.h"
+
+static const char * const psuh_usage[] = {
+    N_("git psuh [<arg>...]"),
+    NULL,
+};
+
+int cmd_psuh(int argc, const char **argv, const char *prefix)
+{
+    const char *cfg_name;
+    struct wt_status status;
+    struct commit *c = NULL;
+    struct strbuf commitline = STRBUF_INIT;
+    struct option options[] = { OPT_END() };
+
+    argc = parse_options(argc, argv, prefix, options, psuh_usage, 0);
+
+    printf(Q_("Your args (there is %d):\n",
+	      "Your args (there are %d):\n",
+	      argc),
+	   argc);
+    for (int i = 0; i < argc; i++)
+	printf("%d: %s\n", i, argv[i]);
+
+    printf(_("Your current working directory:\n<top-level>%s%s\n"),
+	   prefix ? "/" : "", prefix ? prefix : "");
+
+    wt_status_prepare(the_repository, &status);
+    git_config(git_default_config, &status);
+    if (git_config_get_string_tmp("user.name", &cfg_name) > 0)
+	printf(_("No name found in config\n"));
+    else
+	printf(_("Your name: %s\n"), cfg_name);
+
+    printf(_("Your current branch: %s\n"), status.branch);
+
+    c = lookup_commit_reference_by_name("origin/master");
+    if (c != NULL) {
+	pp_commit_easy(CMIT_FMT_ONELINE, c, &commitline);
+	printf(_("Current commit: %s\n"), commitline.buf);
+    }
+
+    printf(_("Pony saying hello goes here.\n"));
+    return 0;
+}

command-list.txt

@@ -149,6 +149,7 @@ git-pack-refs                           ancillarymanipulators
 git-patch-id                            purehelpers
 git-prune                               ancillarymanipulators   complete
 git-prune-packed                        plumbingmanipulators
+git-psuh                                mainporcelain           info
 git-pull                                mainporcelain           remote
 git-push                                mainporcelain           remote
 git-quiltimport                         foreignscminterface

git.c

@@ -596,6 +596,7 @@ static struct cmd_struct commands[] = {
 	{ "pickaxe", cmd_blame, RUN_SETUP },
 	{ "prune", cmd_prune, RUN_SETUP },
 	{ "prune-packed", cmd_prune_packed, RUN_SETUP },
+	{ "psuh", cmd_psuh, RUN_SETUP },
 	{ "pull", cmd_pull, RUN_SETUP | NEED_WORK_TREE },
 	{ "push", cmd_push, RUN_SETUP },
 	{ "range-diff", cmd_range_diff, RUN_SETUP | USE_PAGER },