From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sverre Rabbelier Subject: [PATCH v3 1/3] fast-import: put option parsing code in seperate functions Date: Thu, 13 Aug 2009 12:02:34 -0700 Message-ID: <1250190156-4752-2-git-send-email-srabbelier@gmail.com> References: <1250190156-4752-1-git-send-email-srabbelier@gmail.com> Cc: Sverre Rabbelier To: "Junio C Hamano" , "Shawn O. Pearce" , "Johannes Schindelin" , "Git List" X-From: git-owner@vger.kernel.org Thu Aug 13 21:03:09 2009 Return-path: Envelope-to: gcvg-git-2@gmane.org Received: from vger.kernel.org ([209.132.176.167]) by lo.gmane.org with esmtp (Exim 4.50) id 1MbfZr-0007Q3-Mc for gcvg-git-2@gmane.org; Thu, 13 Aug 2009 21:03:08 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755375AbZHMTCz (ORCPT ); Thu, 13 Aug 2009 15:02:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755373AbZHMTCz (ORCPT ); Thu, 13 Aug 2009 15:02:55 -0400 Received: from mail-px0-f196.google.com ([209.85.216.196]:55125 "EHLO mail-px0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755368AbZHMTCx (ORCPT ); Thu, 13 Aug 2009 15:02:53 -0400 Received: by mail-px0-f196.google.com with SMTP id 34so95478pxi.4 for ; Thu, 13 Aug 2009 12:02:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:from:to:cc:subject:date :message-id:x-mailer:in-reply-to:references; bh=ttNBd/lrorPYQ5y108t6qr04lk/p2RJtzbhMR+ncraM=; b=GoJO1OWbD589g55gSpaQSRX4dL0yO0p1IfsVBM+W7AvImnAsV9K6ooudN82bfDO4EG sFUeirspRH1+IDpYikpExrcmTgCJyirFwfFdeTopzzjbyiFdEFezMihdjXuqOHHbROvu HOJV/QQI16Dcnb9qWihDzwkb7az+gX89JoG5Y= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; b=h4vzqbHd9wFf0ug+pDe+LZhz8nPW8NW1ziQismI1i6/5bS8fjVqef7SnPTY2O57xtU c6j5wkuP+X0WdPqT6XuF0NlJNTY+WEu8S4MXW34MXyWrNmXkcwu+MwBQtYqDrR8t8XAr /EcUjB8Vdjsn6jiqBIO+MS5NQdP560mCIh95M= Received: by 10.140.207.21 with SMTP id e21mr686432rvg.280.1250190174500; Thu, 13 Aug 2009 12:02:54 -0700 (PDT) Received: from localhost.localdomain ([216.239.45.19]) by mx.google.com with ESMTPS id f42sm3575374rvb.35.2009.08.13.12.02.52 (version=TLSv1/SSLv3 cipher=RC4-MD5); Thu, 13 Aug 2009 12:02:53 -0700 (PDT) X-Mailer: git-send-email 1.6.4.16.g72c66.dirty In-Reply-To: <1250190156-4752-1-git-send-email-srabbelier@gmail.com> Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Archived-At: Putting the options in their own functions increases readability of the option parsing block and makes it easier to reuse the option parsing code later on. Signed-off-by: Sverre Rabbelier --- Unchanged from v2. fast-import.c | 115 +++++++++++++++++++++++++++++++++++++-------------------- 1 files changed, 75 insertions(+), 40 deletions(-) diff --git a/fast-import.c b/fast-import.c index 7ef9865..b904f20 100644 --- a/fast-import.c +++ b/fast-import.c @@ -291,6 +291,7 @@ static unsigned long branch_count; static unsigned long branch_load_count; static int failure; static FILE *pack_edges; +static unsigned int show_stats = 1; /* Memory pools */ static size_t mem_pool_alloc = 2*1024*1024 - sizeof(struct mem_pool); @@ -2337,7 +2338,7 @@ static void parse_progress(void) skip_optional_lf(); } -static void import_marks(const char *input_file) +static void option_import_marks(const char *input_file) { char line[512]; FILE *f = fopen(input_file, "r"); @@ -2372,6 +2373,76 @@ static void import_marks(const char *input_file) fclose(f); } +static void option_date_format(const char *fmt) +{ + if (!strcmp(fmt, "raw")) + whenspec = WHENSPEC_RAW; + else if (!strcmp(fmt, "rfc2822")) + whenspec = WHENSPEC_RFC2822; + else if (!strcmp(fmt, "now")) + whenspec = WHENSPEC_NOW; + else + die("unknown --date-format argument %s", fmt); +} + +static void option_max_pack_size(const char *packsize) +{ + max_packsize = strtoumax(packsize, NULL, 0) * 1024 * 1024; +} + +static void option_depth(const char *depth) +{ + max_depth = strtoul(depth, NULL, 0); + if (max_depth > MAX_DEPTH) + die("--depth cannot exceed %u", MAX_DEPTH); +} + +static void option_active_branches(const char *branches) +{ + max_active_branches = strtoul(branches, NULL, 0); +} + +static void option_export_marks(const char *marks) +{ + mark_file = xstrdup(marks); +} + +static void option_export_pack_edges(const char *edges) +{ + if (pack_edges) + fclose(pack_edges); + pack_edges = fopen(edges, "a"); + if (!pack_edges) + die_errno("Cannot open '%s'", edges); +} + +static void parse_one_option(const char *option) +{ + if (!prefixcmp(option, "date-format=")) { + option_date_format(option + 12); + } else if (!prefixcmp(option, "max-pack-size=")) { + option_max_pack_size(option + 14); + } else if (!prefixcmp(option, "depth=")) { + option_depth(option + 6); + } else if (!prefixcmp(option, "active-branches=")) { + option_active_branches(option + 16); + } else if (!prefixcmp(option, "import-marks=")) { + option_import_marks(option + 13); + } else if (!prefixcmp(option, "export-marks=")) { + option_export_marks(option + 13); + } else if (!prefixcmp(option, "export-pack-edges=")) { + option_export_pack_edges(option + 18); + } else if (!prefixcmp(option, "force")) { + force_update = 1; + } else if (!prefixcmp(option, "quiet")) { + show_stats = 0; + } else if (!prefixcmp(option, "stats")) { + show_stats = 1; + } else { + die("Unsupported option: %s", option); + } +} + static int git_pack_config(const char *k, const char *v, void *cb) { if (!strcmp(k, "pack.depth")) { @@ -2398,7 +2469,7 @@ static const char fast_import_usage[] = int main(int argc, const char **argv) { - unsigned int i, show_stats = 1; + unsigned int i; git_extract_argv0_path(argv[0]); @@ -2419,44 +2490,8 @@ int main(int argc, const char **argv) if (*a != '-' || !strcmp(a, "--")) break; - else if (!prefixcmp(a, "--date-format=")) { - const char *fmt = a + 14; - if (!strcmp(fmt, "raw")) - whenspec = WHENSPEC_RAW; - else if (!strcmp(fmt, "rfc2822")) - whenspec = WHENSPEC_RFC2822; - else if (!strcmp(fmt, "now")) - whenspec = WHENSPEC_NOW; - else - die("unknown --date-format argument %s", fmt); - } - else if (!prefixcmp(a, "--max-pack-size=")) - max_packsize = strtoumax(a + 16, NULL, 0) * 1024 * 1024; - else if (!prefixcmp(a, "--depth=")) { - max_depth = strtoul(a + 8, NULL, 0); - if (max_depth > MAX_DEPTH) - die("--depth cannot exceed %u", MAX_DEPTH); - } - else if (!prefixcmp(a, "--active-branches=")) - max_active_branches = strtoul(a + 18, NULL, 0); - else if (!prefixcmp(a, "--import-marks=")) - import_marks(a + 15); - else if (!prefixcmp(a, "--export-marks=")) - mark_file = a + 15; - else if (!prefixcmp(a, "--export-pack-edges=")) { - if (pack_edges) - fclose(pack_edges); - pack_edges = fopen(a + 20, "a"); - if (!pack_edges) - die_errno("Cannot open '%s'", a + 20); - } else if (!strcmp(a, "--force")) - force_update = 1; - else if (!strcmp(a, "--quiet")) - show_stats = 0; - else if (!strcmp(a, "--stats")) - show_stats = 1; - else - die("unknown option %s", a); + + parse_one_option(a + 2); } if (i != argc) usage(fast_import_usage); -- 1.6.4.122.g6ffd7