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authorDenys Vlasenko2018-04-03 13:02:43 +0200
committerDenys Vlasenko2018-04-03 13:02:43 +0200
commit49015a60cb334ecd0b069f27833a3d50853509fa (patch)
treec02f74e1438b199fb5f8b999e57a151cec006a75
parent5fa0505f8a74848ce4d2a7a4ed905e1bb8af3fe6 (diff)
downloadbusybox-49015a60cb334ecd0b069f27833a3d50853509fa.zip
busybox-49015a60cb334ecd0b069f27833a3d50853509fa.tar.gz
hush: fix mishandling of "true | f() { echo QWE; }"
function old new delta run_pipe 1820 1826 +6 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r--shell/hush.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/shell/hush.c b/shell/hush.c
index b64993f..94e429c 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -7705,6 +7705,15 @@ static void pseudo_exec(nommu_save_t *nommu_save,
struct command *command,
char **argv_expanded)
{
+#if ENABLE_HUSH_FUNCTIONS
+ if (command->cmd_type == CMD_FUNCDEF) {
+ /* Ignore funcdefs in pipes:
+ * true | f() { cmd }
+ */
+ _exit(0);
+ }
+#endif
+
if (command->argv) {
pseudo_exec_argv(nommu_save, command->argv,
command->assignment_cnt, argv_expanded);