ash: fix handling of bashism $'xxx' with high-bit chars. Closes 9236

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-09-20 17:04:09 +02:00 · 2016-09-20 17:04:09 +02:00 · 244fdd45c7
commit 244fdd45c7
parent d6a37d86ba
1 changed files with 3 additions and 0 deletions
--- a/shell/ash.c
+++ b/shell/ash.c
@ -11229,6 +11229,9 @@ readtoken1(int c, int syntax, char *eofmark, int striptabs)
 				c = decode_dollar_squote();
 				if (c & 0x100) {
 					USTPUTC('\\', out);
+					if (eofmark == NULL || dblquote)
+						/* Or else this SEGVs: $'\<0x82>' */
+						USTPUTC(CTLESC, out);
 					c = (unsigned char)c;
 				}
 			}