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authorDenys Vlasenko <vda.linux@googlemail.com>2016-09-01 01:59:11 +0200
committerDenys Vlasenko <vda.linux@googlemail.com>2016-09-01 01:59:11 +0200
commit76d72376e0244a5cafd4880cdc623e37d86a75e4 (patch)
tree30335e94c8585150c89e5bab1d02986422fea4de /editors
parent9ff910de6be59eec120158de0b4721701877a9b1 (diff)
downloadbusybox-76d72376e0244a5cafd4880cdc623e37d86a75e4.tar.gz
sed: fix "sed n (flushes pattern space, terminates early)" testcase failure
Patch based on work by Dengke Du <dengke.du@windriver.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'editors')
-rw-r--r--editors/sed.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/editors/sed.c b/editors/sed.c
index c0d79cc7b..b7add1fb1 100644
--- a/editors/sed.c
+++ b/editors/sed.c
@@ -1300,16 +1300,17 @@ static void process_files(void)
case 'n':
if (!G.be_quiet)
sed_puts(pattern_space, last_gets_char);
- if (next_line) {
- free(pattern_space);
- pattern_space = next_line;
- last_gets_char = next_gets_char;
- next_line = get_next_line(&next_gets_char, &last_puts_char);
- substituted = 0;
- linenum++;
- break;
+ if (next_line == NULL) {
+ /* If no next line, jump to end of script and exit. */
+ goto discard_line;
}
- /* fall through */
+ free(pattern_space);
+ pattern_space = next_line;
+ last_gets_char = next_gets_char;
+ next_line = get_next_line(&next_gets_char, &last_puts_char);
+ substituted = 0;
+ linenum++;
+ break;
/* Quit. End of script, end of input. */
case 'q':