Fix: correctly process config strings for --dos encoding

rhash · rhash · commit 00084a2f72d6 · 2026-04-09T01:48:25.000+03:00
diff --git a/common_func.c b/common_func.c
@@ -77,7 +77,9 @@ char* str_tolower(const char* str)
 	char* buf = rsh_strdup(str);
 	char* p;
 	if (buf) {
-		for (p = buf; *p; p++) *p = tolower(*p);
+		for (p = buf; *p; p++)
+			if ((0xC0 & (unsigned char)*p) == 0x40)
+				*p = tolower(*p);
 	}
 	return buf;
 }

Original file line number	Diff line number	Diff line change
`@@ -77,7 +77,9 @@ char* str_tolower(const char* str)`
`77`	`77`	`char* buf = rsh_strdup(str);`
`78`	`78`	`char* p;`
`79`	`79`	`if (buf) {`
`80`		`- for (p = buf; p; p++) p = tolower(*p);`
	`80`	`+ for (p = buf; *p; p++)`
	`81`	`+ if ((0xC0 & (unsigned char)*p) == 0x40)`
	`82`	`+ p = tolower(p);`
`81`	`83`	`}`
`82`	`84`	`return buf;`
`83`	`85`	`}`