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From: Michael Haggerty <mhagger@alum.mit.edu>
To: git@vger.kernel.org
Cc: gitster@pobox.com, Michael Haggerty <mhagger@alum.mit.edu>
Subject: [PATCH 14/19] git-check-attr: Process command-line args more systematically
Date: Tue, 26 Jul 2011 16:12:57 +0200	[thread overview]
Message-ID: <1311689582-3116-15-git-send-email-mhagger@alum.mit.edu> (raw)
In-Reply-To: <1311689582-3116-1-git-send-email-mhagger@alum.mit.edu>


Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
---
 builtin/check-attr.c |   19 ++++++++++++-------
 1 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/builtin/check-attr.c b/builtin/check-attr.c
index de3fef7..e9b827f 100644
--- a/builtin/check-attr.c
+++ b/builtin/check-attr.c
@@ -81,8 +81,6 @@ int cmd_check_attr(int argc, const char **argv, const char *prefix)
 
 	argc = parse_options(argc, argv, prefix, check_attr_options,
 			     check_attr_usage, PARSE_OPT_KEEP_DASHDASH);
-	if (!argc)
-		usage_with_options(check_attr_usage, check_attr_options);
 
 	if (read_cache() < 0) {
 		die("invalid cache");
@@ -94,8 +92,17 @@ int cmd_check_attr(int argc, const char **argv, const char *prefix)
 			doubledash = i;
 	}
 
-	/* If there is no double dash, we handle only one attribute */
-	if (doubledash < 0) {
+	/* Check attribute argument(s): */
+	if (doubledash == 0) {
+		error_with_usage("No attribute specified");
+	} else if (doubledash < 0) {
+		/*
+		 * There is no double dash; treat the first
+		 * argument as an attribute.
+		 */
+		if (!argc)
+			error_with_usage("No attribute specified");
+
 		cnt = 1;
 		filei = 1;
 	} else {
@@ -103,9 +110,7 @@ int cmd_check_attr(int argc, const char **argv, const char *prefix)
 		filei = doubledash + 1;
 	}
 
-	if (cnt <= 0)
-		error_with_usage("No attribute specified");
-
+	/* Check file argument(s): */
 	if (stdin_paths && filei < argc)
 		error_with_usage("Can't specify files with --stdin");
 
-- 
1.7.6.8.gd2879

  parent reply	other threads:[~2011-07-26 14:34 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-26 14:12 [PATCH 00/19] Add --all option to git-check-attr Michael Haggerty
2011-07-26 14:12 ` [PATCH 01/19] doc: Add a link from gitattributes(5) to git-check-attr(1) Michael Haggerty
2011-07-26 14:12 ` [PATCH 02/19] doc: Correct git_attr() calls in example code Michael Haggerty
2011-07-26 14:12 ` [PATCH 03/19] Remove anachronism from comment Michael Haggerty
2011-07-26 14:12 ` [PATCH 04/19] Disallow the empty string as an attribute name Michael Haggerty
2011-07-27 20:20   ` Junio C Hamano
2011-07-26 14:12 ` [PATCH 05/19] git-check-attr: Add missing "&&" Michael Haggerty
2011-07-26 14:12 ` [PATCH 06/19] git-check-attr: Add tests of command-line parsing Michael Haggerty
2011-07-26 14:12 ` [PATCH 07/19] Provide access to the name attribute of git_attr Michael Haggerty
2011-07-27 20:02   ` Junio C Hamano
2011-07-28  4:27     ` Michael Haggerty
2011-07-26 14:12 ` [PATCH 08/19] git-check-attr: Use git_attr_name() Michael Haggerty
2011-07-26 14:12 ` [PATCH 09/19] Allow querying all attributes on a file Michael Haggerty
2011-07-26 14:12 ` [PATCH 10/19] git-check-attr: Extract a function output_attr() Michael Haggerty
2011-07-26 14:12 ` [PATCH 11/19] git-check-attr: Introduce a new variable Michael Haggerty
2011-07-26 14:12 ` [PATCH 12/19] git-check-attr: Extract a function error_with_usage() Michael Haggerty
2011-07-26 14:12 ` [PATCH 13/19] git-check-attr: Handle each error separately Michael Haggerty
2011-07-26 14:12 ` Michael Haggerty [this message]
2011-07-26 14:12 ` [PATCH 15/19] git-check-attr: Error out if no pathnames are specified Michael Haggerty
2011-07-26 14:12 ` [PATCH 16/19] git-check-attr: Add an --all option to show all attributes Michael Haggerty
2011-07-28  4:31   ` Michael Haggerty
2011-07-26 14:13 ` [PATCH 17/19] git-check-attr: Drive two tests using the same raw data Michael Haggerty
2011-07-26 14:13 ` [PATCH 18/19] git-check-attr: Fix command-line handling to match docs Michael Haggerty
2011-07-26 14:13 ` [PATCH 19/19] Rename struct git_attr_check to git_attr_value Michael Haggerty

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