From: Lennart Poettering <lennart@poettering.net>
Date: Mon, 29 Aug 2022 09:07:43 +0000 (+0200)
Subject: hashmap: add comment explaining that set_fnmatch() handles fnmatch() errors as non... 
X-Git-Tag: v252-rc1~292
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8812f8fc653e8774098b726635d051477e416569;p=thirdparty%2Fsystemd.git

hashmap: add comment explaining that set_fnmatch() handles fnmatch() errors as non-matches
---

diff --git a/src/basic/hashmap.c b/src/basic/hashmap.c
index ddd329c8743..8013ac6b8ef 100644
--- a/src/basic/hashmap.c
+++ b/src/basic/hashmap.c
@@ -2079,6 +2079,8 @@ static bool set_fnmatch_one(Set *patterns, const char *needle) {
 
         assert(needle);
 
+        /* Any failure of fnmatch() is treated as equivalent to FNM_NOMATCH, i.e. as non-matching pattern */
+
         SET_FOREACH(p, patterns)
                 if (fnmatch(p, needle, 0) == 0)
                         return true;