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$NetBSD: patch-lib_lha__file__header.c,v 1.1 2020/11/16 15:48:44 tsutsui Exp $
- avoid SIGSEGV on NetBSD/amd64 on decoding 8bit char filenames.
https://github.com/fragglet/lhasa/pull/33
--- lib/lha_file_header.c.orig 2016-03-30 02:28:14.000000000 +0000
+++ lib/lha_file_header.c
@@ -194,7 +194,7 @@ static void fix_msdos_allcaps(LHAFileHea
if (header->path != NULL) {
for (i = 0; header->path[i] != '\0'; ++i) {
- if (islower((unsigned) header->path[i])) {
+ if (islower((int)(unsigned char) header->path[i])) {
is_allcaps = 0;
break;
}
@@ -203,7 +203,7 @@ static void fix_msdos_allcaps(LHAFileHea
if (is_allcaps && header->filename != NULL) {
for (i = 0; header->filename[i] != '\0'; ++i) {
- if (islower((unsigned) header->filename[i])) {
+ if (islower((int)(unsigned char) header->filename[i])) {
is_allcaps = 0;
break;
}
@@ -216,13 +216,13 @@ static void fix_msdos_allcaps(LHAFileHea
if (header->path != NULL) {
for (i = 0; header->path[i] != '\0'; ++i) {
header->path[i]
- = tolower((unsigned) header->path[i]);
+ = tolower((int)(unsigned char) header->path[i]);
}
}
if (header->filename != NULL) {
for (i = 0; header->filename[i] != '\0'; ++i) {
header->filename[i]
- = tolower((unsigned) header->filename[i]);
+ = tolower((int)(unsigned char) header->filename[i]);
}
}
}
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