diff --git a/src/cli/cmd.h b/src/cli/cmd.h index 5ac67f526..194a0b505 100644 --- a/src/cli/cmd.h +++ b/src/cli/cmd.h @@ -32,5 +32,6 @@ extern int cmd_config(int argc, char **argv); extern int cmd_hash_object(int argc, char **argv); extern int cmd_help(int argc, char **argv); extern int cmd_index_pack(int argc, char **argv); +extern int cmd_init(int argc, char **argv); #endif /* CLI_cmd_h__ */ diff --git a/src/cli/cmd_init.c b/src/cli/cmd_init.c new file mode 100644 index 000000000..b6468961e --- /dev/null +++ b/src/cli/cmd_init.c @@ -0,0 +1,102 @@ +/* + * Copyright (C) the libgit2 contributors. All rights reserved. + * + * This file is part of libgit2, distributed under the GNU GPL v2 with + * a Linking Exception. For full terms see the included COPYING file. + */ + +#include +#include +#include "common.h" +#include "cmd.h" +#include "error.h" +#include "sighandler.h" +#include "progress.h" + +#include "fs_path.h" +#include "futils.h" + +#define COMMAND_NAME "init" + +static char *branch, *git_dir, *template_dir, *path; +static int quiet, bare; + +static const cli_opt_spec opts[] = { + CLI_COMMON_OPT, + + { CLI_OPT_TYPE_SWITCH, "quiet", 'q', &quiet, 1, + CLI_OPT_USAGE_DEFAULT, NULL, "quiet mode; don't display informational messages" }, + { CLI_OPT_TYPE_SWITCH, "bare", 0, &bare, 1, + CLI_OPT_USAGE_DEFAULT, NULL, "don't create a working directory" }, + { CLI_OPT_TYPE_VALUE, "initial-branch", 'b', &branch, 0, + CLI_OPT_USAGE_DEFAULT, "name", "initial branch name" }, + { CLI_OPT_TYPE_VALUE, "separate-git-dir", 0, &git_dir, 0, + CLI_OPT_USAGE_DEFAULT, "git-dir", "path to separate git directory" }, + { CLI_OPT_TYPE_VALUE, "template", 0, &template_dir, 0, + CLI_OPT_USAGE_DEFAULT, "template-dir", "path to git directory templates" }, + { CLI_OPT_TYPE_LITERAL }, + { CLI_OPT_TYPE_ARG, "directory", 0, &path, 0, + CLI_OPT_USAGE_DEFAULT, "directory", "directory to create repository in" }, + { 0 } +}; + +static void print_help(void) +{ + cli_opt_usage_fprint(stdout, PROGRAM_NAME, COMMAND_NAME, opts, 0); + printf("\n"); + + printf("Create a new git repository.\n"); + printf("\n"); + + printf("Options:\n"); + + cli_opt_help_fprint(stdout, opts); +} + +int cmd_init(int argc, char **argv) +{ + git_repository *repo = NULL; + git_repository_init_options init_opts = GIT_REPOSITORY_INIT_OPTIONS_INIT; + cli_opt invalid_opt; + const char *repo_path; + int ret = 0; + + if (cli_opt_parse(&invalid_opt, opts, argv + 1, argc - 1, CLI_OPT_PARSE_GNU)) + return cli_opt_usage_error(COMMAND_NAME, opts, &invalid_opt); + + if (cli_opt__show_help) { + print_help(); + return 0; + } + + init_opts.flags |= GIT_REPOSITORY_INIT_MKPATH | + GIT_REPOSITORY_INIT_EXTERNAL_TEMPLATE; + + if (bare && git_dir) + return cli_error_usage("the '--bare' and '--separate-git-dir' options cannot be used together"); + + if (bare) + init_opts.flags |= GIT_REPOSITORY_INIT_BARE; + + init_opts.template_path = template_dir; + init_opts.initial_head = branch; + + if (git_dir) { + init_opts.flags |= GIT_REPOSITORY_INIT_NO_DOTGIT_DIR; + init_opts.workdir_path = path; + + repo_path = git_dir; + } else { + repo_path = path; + } + + if (git_repository_init_ext(&repo, repo_path, &init_opts) < 0) { + ret = cli_error_git(); + } else if (!quiet) { + printf("Initialized empty Git repository in %s\n", + git_repository_path(repo)); + } + + git_repository_free(repo); + return ret; +} diff --git a/src/cli/main.c b/src/cli/main.c index 1cc8dd3e2..be913ba64 100644 --- a/src/cli/main.c +++ b/src/cli/main.c @@ -37,6 +37,7 @@ const cli_cmd_spec cli_cmds[] = { { "hash-object", cmd_hash_object, "Hash a raw object and product its object ID" }, { "help", cmd_help, "Display help information" }, { "index-pack", cmd_index_pack, "Create an index for a packfile" }, + { "init", cmd_init, "Create a new git repository" }, { NULL } }; diff --git a/src/cli/opt_usage.c b/src/cli/opt_usage.c index ecb4f1461..b887509d7 100644 --- a/src/cli/opt_usage.c +++ b/src/cli/opt_usage.c @@ -8,32 +8,81 @@ #include "common.h" #include "str.h" -static int print_spec_name(git_str *out, const cli_opt_spec *spec) +#define is_switch_or_value(spec) \ + ((spec)->type == CLI_OPT_TYPE_SWITCH || \ + (spec)->type == CLI_OPT_TYPE_VALUE) + +static int print_spec_args(git_str *out, const cli_opt_spec *spec) { - if (spec->type == CLI_OPT_TYPE_VALUE && spec->alias && - !(spec->usage & CLI_OPT_USAGE_VALUE_OPTIONAL) && - !(spec->usage & CLI_OPT_USAGE_SHOW_LONG)) - return git_str_printf(out, "-%c <%s>", spec->alias, spec->value_name); - if (spec->type == CLI_OPT_TYPE_VALUE && spec->alias && - !(spec->usage & CLI_OPT_USAGE_SHOW_LONG)) - return git_str_printf(out, "-%c [<%s>]", spec->alias, spec->value_name); - if (spec->type == CLI_OPT_TYPE_VALUE && - !(spec->usage & CLI_OPT_USAGE_VALUE_OPTIONAL)) - return git_str_printf(out, "--%s[=<%s>]", spec->name, spec->value_name); - if (spec->type == CLI_OPT_TYPE_VALUE) - return git_str_printf(out, "--%s=<%s>", spec->name, spec->value_name); + GIT_ASSERT(!is_switch_or_value(spec)); + if (spec->type == CLI_OPT_TYPE_ARG) return git_str_printf(out, "<%s>", spec->value_name); if (spec->type == CLI_OPT_TYPE_ARGS) return git_str_printf(out, "<%s>...", spec->value_name); if (spec->type == CLI_OPT_TYPE_LITERAL) return git_str_printf(out, "--"); - if (spec->alias && !(spec->usage & CLI_OPT_USAGE_SHOW_LONG)) - return git_str_printf(out, "-%c", spec->alias); - if (spec->name) - return git_str_printf(out, "--%s", spec->name); - GIT_ASSERT(0); + GIT_ASSERT(!"unknown option spec type"); + return -1; +} + +GIT_INLINE(int) print_spec_alias(git_str *out, const cli_opt_spec *spec) +{ + GIT_ASSERT(is_switch_or_value(spec) && spec->alias); + + if (spec->type == CLI_OPT_TYPE_VALUE && + !(spec->usage & CLI_OPT_USAGE_VALUE_OPTIONAL)) + return git_str_printf(out, "-%c <%s>", spec->alias, spec->value_name); + else if (spec->type == CLI_OPT_TYPE_VALUE) + return git_str_printf(out, "-%c [<%s>]", spec->alias, spec->value_name); + else + return git_str_printf(out, "-%c", spec->alias); +} + +GIT_INLINE(int) print_spec_name(git_str *out, const cli_opt_spec *spec) +{ + GIT_ASSERT(is_switch_or_value(spec) && spec->name); + + if (spec->type == CLI_OPT_TYPE_VALUE && + !(spec->usage & CLI_OPT_USAGE_VALUE_OPTIONAL)) + return git_str_printf(out, "--%s=<%s>", spec->name, spec->value_name); + else if (spec->type == CLI_OPT_TYPE_VALUE) + return git_str_printf(out, "--%s[=<%s>]", spec->name, spec->value_name); + else + return git_str_printf(out, "--%s", spec->name); +} + +GIT_INLINE(int) print_spec_full(git_str *out, const cli_opt_spec *spec) +{ + int error = 0; + + if (is_switch_or_value(spec)) { + if (spec->alias) + error |= print_spec_alias(out, spec); + + if (spec->alias && spec->name) + error |= git_str_printf(out, ", "); + + if (spec->name) + error |= print_spec_name(out, spec); + } else { + error |= print_spec_args(out, spec); + } + + return error; +} + +GIT_INLINE(int) print_spec(git_str *out, const cli_opt_spec *spec) +{ + if (is_switch_or_value(spec)) { + if (spec->alias && !(spec->usage & CLI_OPT_USAGE_SHOW_LONG)) + return print_spec_alias(out, spec); + else + return print_spec_name(out, spec); + } + + return print_spec_args(out, spec); } /* @@ -56,7 +105,7 @@ int cli_opt_usage_fprint( int error; /* TODO: query actual console width. */ - int console_width = 80; + int console_width = 78; if ((error = git_str_printf(&usage, "usage: %s", command)) < 0) goto done; @@ -88,7 +137,7 @@ int cli_opt_usage_fprint( if (!optional && !choice && next_choice) git_str_putc(&opt, '('); - if ((error = print_spec_name(&opt, spec)) < 0) + if ((error = print_spec(&opt, spec)) < 0) goto done; if (!optional && choice && !next_choice) @@ -113,11 +162,11 @@ int cli_opt_usage_fprint( git_str_putc(&usage, ' '); linelen = prefixlen; - } else { - git_str_putc(&usage, ' '); - linelen += git_str_len(&opt) + 1; } + git_str_putc(&usage, ' '); + linelen += git_str_len(&opt) + 1; + git_str_puts(&usage, git_str_cstr(&opt)); if (git_str_oom(&usage)) { @@ -169,13 +218,13 @@ int cli_opt_help_fprint( git_str_printf(&help, " "); - if ((error = print_spec_name(&help, spec)) < 0) + if ((error = print_spec_full(&help, spec)) < 0) goto done; - if (spec->help) - git_str_printf(&help, ": %s", spec->help); - git_str_printf(&help, "\n"); + + if (spec->help) + git_str_printf(&help, " %s\n", spec->help); } /* Display the remaining arguments */ @@ -192,13 +241,13 @@ int cli_opt_help_fprint( git_str_printf(&help, " "); - if ((error = print_spec_name(&help, spec)) < 0) + if ((error = print_spec_full(&help, spec)) < 0) goto done; - if (spec->help) - git_str_printf(&help, ": %s", spec->help); - git_str_printf(&help, "\n"); + + if (spec->help) + git_str_printf(&help, " %s\n", spec->help); } if (git_str_oom(&help) ||