diff options
Diffstat (limited to 'src/expand.c')
| -rw-r--r-- | src/expand.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/expand.c b/src/expand.c index e3e5d8f..54fe908 100644 --- a/src/expand.c +++ b/src/expand.c @@ -749,6 +749,10 @@ evalvar(char *p, int flag) varflags = *p++; subtype = varflags & VSTYPE; + + if (!subtype) + sh_error("Bad substitution"); + quoted = flag & EXP_QUOTED; var = p; easy = (!quoted || (*var == '@' && shellparam.nparam)); |