Module Name:src
Committed By: christos
Date: Fri Apr 5 16:56:58 UTC 2024
Modified Files:
src/external/bsd/file/dist/src: apprentice.c
Log Message:
break strength ties so that qsort is deterministic
To generate a diff of this commit:
cvs rdiff -u -r1.28 -r1.29 src/external/bsd/file/dist/src/apprentice.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/external/bsd/file/dist/src/apprentice.c
diff -u src/external/bsd/file/dist/src/apprentice.c:1.28 src/external/bsd/file/dist/src/apprentice.c:1.29
--- src/external/bsd/file/dist/src/apprentice.c:1.28 Fri Aug 18 15:00:11 2023
+++ src/external/bsd/file/dist/src/apprentice.c Fri Apr 5 12:56:58 2024
@@ -1,4 +1,4 @@
-/* $NetBSD: apprentice.c,v 1.28 2023/08/18 19:00:11 christos Exp $ */
+/* $NetBSD: apprentice.c,v 1.29 2024/04/05 16:56:58 christos Exp $ */
/*
* Copyright (c) Ian F. Darwin 1986-1995.
@@ -37,7 +37,7 @@
#if 0
FILE_RCSID("@(#)$File: apprentice.c,v 1.342 2023/07/17 14:38:35 christos Exp $")
#else
-__RCSID("$NetBSD: apprentice.c,v 1.28 2023/08/18 19:00:11 christos Exp $");
+__RCSID("$NetBSD: apprentice.c,v 1.29 2024/04/05 16:56:58 christos Exp $");
#endif
#endif /* lint */
@@ -1141,8 +1141,12 @@ apprentice_sort(const void *a, const voi
const struct magic_entry *mb = CAST(const struct magic_entry *, b);
size_t sa = file_magic_strength(ma->mp, ma->cont_count);
size_t sb = file_magic_strength(mb->mp, mb->cont_count);
- if (sa == sb)
- return 0;
+ if (sa == sb) {
+ int x = memcmp(ma->mp, mb->mp, sizeof(*ma->mp));
+ if (x == 0)
+ abort();
+ return x > 0 ? -1 : 1;
+ }
else if (sa > sb)
return -1;
else
