Patch from Shaun Jackman moving the var=value logic to here it can do some good.
diff --git a/shell/lash.c b/shell/lash.c
index 1b34052..83baee2 100644
--- a/shell/lash.c
+++ b/shell/lash.c
@@ -1171,12 +1171,6 @@
{
struct built_in_command *x;
- /* Check if the command sets an environment variable. */
- if( strchr(child->argv[0], '=') != NULL ) {
- child->argv[1] = child->argv[0];
- _exit(builtin_export(child));
- }
-
/* Check if the command matches any of the non-forking builtins.
* Depending on context, this might be redundant. But it's
* easier to waste a few CPU cycles than it is to figure out
@@ -1300,6 +1294,12 @@
* is doomed to failure, and doesn't work on bash, either.
*/
if (newjob->num_progs == 1) {
+ /* Check if the command sets an environment variable. */
+ if (strchr(child->argv[0], '=') != NULL) {
+ child->argv[1] = child->argv[0];
+ return builtin_export(child);
+ }
+
for (x = bltins; x->cmd; x++) {
if (strcmp(child->argv[0], x->cmd) == 0 ) {
int rcode;