xfnw/plan9fox
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

ptrap: fail if invoked with no arguments

Browse source
This commit is contained in:
kvik 2020-11-16 11:45:05 +01:00
parent b80975da8b
commit 3fbcc5f410
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
sys/src/cmd/ptrap.c
View file

@ -356,7 +356,7 @@ threadmain(int argc, char **argv)
default: usage();
}ARGEND;
if(argc % 2) usage();
if(argc == 0 || argc % 2) usage();
for(i = 0; i < argc; i += 2){
f = emalloc9p(sizeof(PFilter));
f->name = strdup(argv[i]);