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openwrt-xburst/package/busybox/patches/250-ash_export-n.patch
mbm 6bcf219d4f add "export -n" to ash
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@5615 3c298f89-4303-0410-b956-a3cf2f4a3e73
2006-11-22 20:17:18 +00:00

36 lines
836 B
Diff

--- busybox.old/shell/ash.c 2006-11-22 12:02:03.000000000 -0800
+++ busybox.dev/shell/ash.c 2006-11-22 11:05:32.000000000 -0800
@@ -12257,9 +12257,18 @@
const char *p;
char **aptr;
int flag = argv[0][0] == 'r'? VREADONLY : VEXPORT;
+ int mask = ~0;
int notp;
- notp = nextopt("p") - 'p';
+ while ((notp = nextopt("np"))) {
+ if (notp == 'n') {
+ mask = ~flag;
+ } else { /* p */
+ break;
+ }
+ }
+
+ notp -= 'p';
if (notp && ((name = *(aptr = argptr)))) {
do {
if ((p = strchr(name, '=')) != NULL) {
@@ -12267,10 +12276,11 @@
} else {
if ((vp = *findvar(hashvar(name), name))) {
vp->flags |= flag;
+ vp->flags &= mask;
continue;
}
}
- setvar(name, p, flag);
+ setvar(name, p, flag & mask);
} while ((name = *++aptr) != NULL);
} else {
showvars(argv[0], flag, 0);