1 files changed, 6 insertions, 1 deletions
diff --git a/pw.c b/pw.c
index 681fd6d..b675a4d 100644
--- a/pw.c
+++ b/pw.c
@@ -55,6 +55,8 @@
 #define min(a, b) ((a) < (b) ? (a) : (b))
 #define max(a, b) ((a) > (b) ? (a) : (b))
 
+#define twocc(ch1, ch2) (((int) (ch1)) << 8 | (ch2))
+
 #ifdef __GNUC__
 #define printf_attr(fmtpos, vargpos) __attribute__ ((format (printf, \
                                                              fmtpos, vargpos)))
@@ -967,7 +969,10 @@ static execode execute(pwstate *pw, char *cmd, char *resbuf,
       }
     }
     break;
-  case 's':
+  default:
+    goto badcmd;
+  } else if (cmd[0] == ':' && ntok == 1) switch (twocc(cmd[1], cmd[2])) {
+  case twocc('s', 'a'):
     {
       int rflg = 0;
       FILE *f;