utils

commit: 3bfac2656fbf458a93c281b4cfc4c589c9f2bfef
parent 2634624ac993af9b2c5556f451dc3c7db30232d4
Author: Haelwenn (lanodan) Monnier <contact@hacktivis.me>
Date:   Sat, 26 Feb 2022 21:46:17 +0100

bin/cat: Ignore -- (dash-dash) in arguments

Diffstat:
M
bin/cat.c
4
++++
M
test-bin/cat
7
+++++++

2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/bin/cat.c b/bin/cat.c
@@ -50,6 +50,10 @@ main(int argc, char *argv[])
 				return 1;
 			}
 		}
+		else if(strncmp(argv[argi], "--", 3) == 0)
+		{
+			continue;
+		}
 		else
 		{
 			int fd = open(argv[argi], O_RDONLY);
diff --git a/test-bin/cat b/test-bin/cat
@@ -62,6 +62,12 @@ enoent_body() {
 	atf_check -s exit:1 -e 'inline:\nError opening ‘/var/empty/e/no/ent’: No such file or directory\n' ../bin/cat /var/empty/e/no/ent
 }
 
+atf_test_case doubledash
+doubledash_body() {
+	atf_check -o file:inputs/all_bytes -- ../bin/cat -- inputs/all_bytes
+	atf_check -s exit:1 -e 'inline:\nError opening ‘---’: No such file or directory\n' -o empty -- ../bin/cat --- inputs/all_bytes
+}
+
 atf_init_test_cases() {
 	cd "$(atf_get_srcdir)" || exit 1
 	atf_add_test_case allfile
@@ -74,4 +80,5 @@ atf_init_test_cases() {
 	atf_add_test_case devfull
 	atf_add_test_case readslash
 	atf_add_test_case enoent
+	atf_add_test_case doubledash
 }