diff options
Diffstat (limited to 'environ.c')
| -rw-r--r-- | environ.c | 15 |
1 files changed, 9 insertions, 6 deletions
@@ -182,9 +182,11 @@ void environ_update(struct options *oo, struct environ *src, struct environ *dst) { struct environ_entry *envent; + struct environ_entry *envent1; struct options_entry *o; struct options_array_item *a; union options_value *ov; + int found; o = options_get(oo, "update-environment"); if (o == NULL) @@ -192,14 +194,15 @@ environ_update(struct options *oo, struct environ *src, struct environ *dst) a = options_array_first(o); while (a != NULL) { ov = options_array_item_value(a); - RB_FOREACH(envent, environ, src) { - if (fnmatch(ov->string, envent->name, 0) == 0) - break; + found = 0; + RB_FOREACH_SAFE(envent, environ, src, envent1) { + if (fnmatch(ov->string, envent->name, 0) == 0) { + environ_set(dst, envent->name, 0, "%s", envent->value); + found = 1; + } } - if (envent == NULL) + if (!found) environ_clear(dst, ov->string); - else - environ_set(dst, envent->name, 0, "%s", envent->value); a = options_array_next(a); } } |