[PATCH]: psuh subcommand implementation

.gitignore

@@ -119,6 +119,7 @@
 /git-patch-id
 /git-prune
 /git-prune-packed
+/git-psuh
 /git-pull
 /git-push
 /git-quiltimport

Documentation/git-psuh.txt

@@ -0,0 +1,32 @@
+git-psuh(1)
+===========
+
+NAME
+----
+git-psuh - Delight users' typo with a shy horse
+
+
+SYNOPSIS
+--------
+[verse]
+'git-psuh [<arg>...]'
+
+DESCRIPTION
+-----------
+Prints the commandline variables,
+gets the user's current working directory and prints it,
+the user's name in the git config file, the current branch
+and also the commitline.
+
+
+OPTIONS[[OPTIONS]]
+------------------
+...
+
+OUTPUT
+------
+...
+
+GIT
+---
+Part of the git[1] suite

Makefile

@@ -1280,6 +1280,7 @@ 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

@@ -200,6 +200,7 @@ int cmd_pack_redundant(int argc, const char **argv, const char *prefix, struct r
 int cmd_patch_id(int argc, const char **argv, const char *prefix, struct repository *repo);
 int cmd_prune(int argc, const char **argv, const char *prefix, struct repository *repo);
 int cmd_prune_packed(int argc, const char **argv, const char *prefix, struct repository *repo);
+int cmd_psuh(int argc, const char **argv, const char *prefix, struct repository *repo);
 int cmd_pull(int argc, const char **argv, const char *prefix, struct repository *repo);
 int cmd_push(int argc, const char **argv, const char *prefix, struct repository *repo);
 int cmd_range_diff(int argc, const char **argv, const char *prefix, struct repository *repo);

builtin/psuh.c

@@ -0,0 +1,66 @@
+#define USE_THE_REPOSITORY_VARIABLE
+
+#include "git-compat-util.h"
+#include "builtin.h"
+#include "config.h"
+#include "gettext.h"
+#include "repository.h"
+#include "wt-status.h"
+#include "commit.h"
+#include "pretty.h"
+#include "strbuf.h"
+#include "parse-options.h"
+
+static const char * const psuh_usage[] = {
+        N_("git psuh [<arg>...]"),
+        NULL,
+};
+
+int cmd_psuh(int argc, const char **argv, const char *prefix, struct repository *repo) {
+        const char *cfg_name;
+        struct wt_status status;
+        struct commit *c = NULL;
+        struct strbuf commitline = STRBUF_INIT;
+        int i;
+
+        struct option options[] = {
+                OPT_END()
+        };
+
+        argc = parse_options(argc, argv, prefix, options, psuh_usage, 0);
+        printf(_("Pony saying hello goes here.\n"));
+        printf("%d\n", repo->different_commondir);
+        printf(_("%s\n"), prefix);
+
+        printf(Q_("Your args (there is %d):\n",
+                "Your args (there are %d):\n",
+                argc),
+                argc);
+        for (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 : "");
+
+        // git config implementation
+        git_config(git_default_config, NULL);
+        if(git_config_get_string_tmp("user.name", &cfg_name) > 0)
+                printf(_("No name is found in config\n"));
+        else
+                printf(_("Your name: %s\n"), cfg_name);
+
+        // getting current branch from status struct
+        wt_status_prepare(the_repository, &status);
+        git_config(git_default_config, &status);
+        printf(_("Your current branch: %s\n"), status.branch);
+
+        // get info from a commit
+        c = lookup_commit_reference_by_name("psuh");
+
+        if (c != NULL) {
+                pp_commit_easy(CMIT_FMT_ONELINE, c, &commitline);
+                printf(_("Current commit: %s"), commitline.buf);
+        }
+        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 },

t/t9999-psuh-tutorial.sh

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+test_description='git-psuh test
+
+This test runs git-psuh and makes sure it does not crash'
+
+. ./test-lib.sh
+
+test_expect_success "runs corrrectly with no args and good output" '
+        git psuh >actual &&
+        grep Pony actual
+'
+test_done