From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS31976 209.132.180.0/23 X-Spam-Status: No, score=-4.4 required=3.0 tests=AWL,BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_HI,RP_MATCHES_RCVD shortcircuit=no autolearn=ham autolearn_force=no version=3.4.0 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by dcvr.yhbt.net (Postfix) with ESMTP id 85E541F855 for ; Sun, 31 Jul 2016 09:34:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751958AbcGaJeY (ORCPT ); Sun, 31 Jul 2016 05:34:24 -0400 Received: from a7-12.smtp-out.eu-west-1.amazonses.com ([54.240.7.12]:53850 "EHLO a7-12.smtp-out.eu-west-1.amazonses.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750953AbcGaJeW (ORCPT ); Sun, 31 Jul 2016 05:34:22 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=ihchhvubuqgjsxyuhssfvqohv7z3u4hn; d=amazonses.com; t=1469956898; h=From:To:Message-ID:In-Reply-To:References:Subject:MIME-Version:Content-Type:Content-Transfer-Encoding:Date:Feedback-ID; bh=CwZE5CXb+Fw0gKNG9ZEKanXsv+iTBzW1xsjjMlmeiXc=; b=K1jz3bRlOSIHknNOHdRP/fN9NVQqe8bibS3z3DJ9WGQNz+YnxoAuCDhOaCqTtShD sJrKE+dn9jizAJ0gmDfyub8PHQ+wW/ZI8hWwCeyuLhd0x3eg1SVXBJmdDKSnr407FW7 zjkm6QrwcA71H/ikQ1jHrY/tdXBzxZQU6aG22CpY= From: Pranit Bauva To: git@vger.kernel.org Message-ID: <0102015640423cd0-ae286008-08b7-4ca4-9b2b-f4226aa80a97-000000@eu-west-1.amazonses.com> In-Reply-To: <0102015640423c26-2060fd70-c90d-4de3-ae8c-1801ad160b1c-000000@eu-west-1.amazonses.com> References: <0102015640423c26-2060fd70-c90d-4de3-ae8c-1801ad160b1c-000000@eu-west-1.amazonses.com> Subject: [RFC/PATCH v11 03/13] bisect--helper: `write_terms` shell function in C MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Date: Sun, 31 Jul 2016 09:21:38 +0000 X-SES-Outgoing: 2016.07.31-54.240.7.12 Feedback-ID: 1.eu-west-1.YYPRFFOog89kHDDPKvTu4MK67j4wW0z7cAgZtFqQH58=:AmazonSES Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Reimplement the `write_terms` shell function in C and add a `write-terms` subcommand to `git bisect--helper` to call it from git-bisect.sh . Also remove the subcommand `--check-term-format` as it can now be called from inside the function write_terms() C implementation. Also `|| exit` is added when calling write-terms subcommand from git-bisect.sh so as to exit whenever there is an error. Using `--write-terms` subcommand is a temporary measure to port shell function to C so as to use the existing test suite. As more functions are ported, this subcommand will be retired and will be called by some other method. Mentored-by: Lars Schneider Mentored-by: Christian Couder Signed-off-by: Pranit Bauva --- builtin/bisect--helper.c | 36 +++++++++++++++++++++++++++++------- git-bisect.sh | 22 +++++++--------------- 2 files changed, 36 insertions(+), 22 deletions(-) diff --git a/builtin/bisect--helper.c b/builtin/bisect--helper.c index 48285d4..965bcc1 100644 --- a/builtin/bisect--helper.c +++ b/builtin/bisect--helper.c @@ -4,9 +4,11 @@ #include "bisect.h" #include "refs.h" +static GIT_PATH_FUNC(git_path_bisect_terms, "BISECT_TERMS") + static const char * const git_bisect_helper_usage[] = { N_("git bisect--helper --next-all [--no-checkout]"), - N_("git bisect--helper --check-term-format "), + N_("git bisect--helper --write-terms "), NULL }; @@ -56,18 +58,38 @@ static int check_term_format(const char *term, const char *orig_term) return 0; } +static int write_terms(const char *bad, const char *good) +{ + FILE *fp; + int res; + + if (!strcmp(bad, good)) + return error(_("please use two different terms")); + + if (check_term_format(bad, "bad") || check_term_format(good, "good")) + return -1; + + fp = fopen(git_path_bisect_terms(), "w"); + if (!fp) + return error_errno(_("could not open the file BISECT_TERMS")); + + res = fprintf(fp, "%s\n%s\n", bad, good); + res |= fclose(fp); + return (res < 0) ? -1 : 0; +} + int cmd_bisect__helper(int argc, const char **argv, const char *prefix) { enum { NEXT_ALL = 1, - CHECK_TERM_FMT + WRITE_TERMS } cmdmode = 0; int no_checkout = 0; struct option options[] = { OPT_CMDMODE(0, "next-all", &cmdmode, N_("perform 'git bisect next'"), NEXT_ALL), - OPT_CMDMODE(0, "check-term-format", &cmdmode, - N_("check format of the term"), CHECK_TERM_FMT), + OPT_CMDMODE(0, "write-terms", &cmdmode, + N_("write the terms to .git/BISECT_TERMS"), WRITE_TERMS), OPT_BOOL(0, "no-checkout", &no_checkout, N_("update BISECT_HEAD instead of checking out the current commit")), OPT_END() @@ -82,10 +104,10 @@ int cmd_bisect__helper(int argc, const char **argv, const char *prefix) switch (cmdmode) { case NEXT_ALL: return bisect_next_all(prefix, no_checkout); - case CHECK_TERM_FMT: + case WRITE_TERMS: if (argc != 2) - die(_("--check-term-format requires two arguments")); - return check_term_format(argv[0], argv[1]); + die(_("--write-terms requires two arguments")); + return write_terms(argv[0], argv[1]); default: die("BUG: unknown subcommand '%d'", cmdmode); } diff --git a/git-bisect.sh b/git-bisect.sh index 7d7965d..cd39bd0 100755 --- a/git-bisect.sh +++ b/git-bisect.sh @@ -210,7 +210,7 @@ bisect_start() { eval "$eval true" && if test $must_write_terms -eq 1 then - write_terms "$TERM_BAD" "$TERM_GOOD" + git bisect--helper --write-terms "$TERM_BAD" "$TERM_GOOD" fi && echo "git bisect start$orig_args" >>"$GIT_DIR/BISECT_LOG" || exit # @@ -557,18 +557,6 @@ get_terms () { fi } -write_terms () { - TERM_BAD=$1 - TERM_GOOD=$2 - if test "$TERM_BAD" = "$TERM_GOOD" - then - die "$(gettext "please use two different terms")" - fi - git bisect--helper --check-term-format "$TERM_BAD" bad || exit - git bisect--helper --check-term-format "$TERM_GOOD" good || exit - printf '%s\n%s\n' "$TERM_BAD" "$TERM_GOOD" >"$GIT_DIR/BISECT_TERMS" -} - check_and_set_terms () { cmd="$1" case "$cmd" in @@ -582,13 +570,17 @@ check_and_set_terms () { bad|good) if ! test -s "$GIT_DIR/BISECT_TERMS" then - write_terms bad good + TERM_BAD=bad + TERM_GOOD=good + git bisect--helper --write-terms "$TERM_BAD" "$TERM_GOOD" || exit fi ;; new|old) if ! test -s "$GIT_DIR/BISECT_TERMS" then - write_terms new old + TERM_BAD=new + TERM_GOOD=old + git bisect--helper --write-terms "$TERM_BAD" "$TERM_GOOD" || exit fi ;; esac ;; -- https://github.com/git/git/pull/281