diff options
Diffstat (limited to 'bin/sh/var.c')
-rw-r--r-- | bin/sh/var.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/bin/sh/var.c b/bin/sh/var.c index d5b2522..b3bc6f7f 100644 --- a/bin/sh/var.c +++ b/bin/sh/var.c @@ -612,6 +612,12 @@ showvarscmd(int argc __unused, char **argv __unused) qsort(vars, n, sizeof(*vars), var_compare); for (i = 0; i < n; i++) { + /* + * Skip improper variable names so the output remains usable as + * shell input. + */ + if (!isassignment(vars[i])) + continue; s = strchr(vars[i], '='); s++; outbin(vars[i], s - vars[i], out1); @@ -683,6 +689,13 @@ exportcmd(int argc, char **argv) for (vp = *vpp ; vp ; vp = vp->next) { if (vp->flags & flag) { if (values) { + /* + * Skip improper variable names + * so the output remains usable + * as shell input. + */ + if (!isassignment(vp->text)) + continue; out1str(cmdname); out1c(' '); } |