From: Thomas Weißschuh <thomas@t-8ch.de>
Date: Sun, 16 Apr 2023 08:30:47 +0000 (+0200)
Subject: fadvise: implement --advice argument
X-Git-Tag: v2.39-rc3~24^2~3
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=ccabb1ecdcf775130372aa0e58a292b13cf8d831;p=thirdparty%2Futil-linux.git

fadvise: implement --advice argument

Signed-off-by: Thomas Weißschuh <thomas@t-8ch.de>
---

diff --git a/misc-utils/fadvise.c b/misc-utils/fadvise.c
index 54f23f63ec..c6c8eaf1fd 100644
--- a/misc-utils/fadvise.c
+++ b/misc-utils/fadvise.c
@@ -96,6 +96,15 @@ int main(int argc, char ** argv)
 	while ((c = getopt_long (argc, argv, "a:d:hl:o:V", longopts, NULL)) != -1) {
 		switch (c) {
 		case 'a':
+			advice = -1;
+			for (size_t i = 0; i < ARRAY_SIZE(advices); i++) {
+				if (strcmp(optarg, advices[i].name) == 0) {
+					advice = advices[i].num;
+					break;
+				}
+			}
+			if (advice == -1)
+				errx(EXIT_FAILURE, "invalid advice argument: '%s'", optarg);
 			break;
 		case 'd':
 			fd = strtos32_or_err(optarg,