properly read in from stdin, either by having no arguments or passing…

… in "-"
nh13 · Oct 28, 2015 · 4354c9f · 4354c9f
1 parent 63e974c
commit 4354c9f
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/pbgzip.c b/pbgzip.c
@@ -151,7 +151,11 @@ main(int argc, char *argv[])
       }
   }
 
-  if ((f_src = open(argv[optind], O_RDONLY)) < 0) {
+  // read from stdin if no more arguments, or a "-", are/is supplied. 
+  if (optind == argc || 0 == strcmp(argv[optind], "-")) {
+	  f_src = fileno(stdin);
+  }
+  else if ((f_src = open(argv[optind], O_RDONLY)) < 0) {
       fprintf(stderr, "[pbgzip] %s: %s\n", strerror(errno), argv[optind]);
       return 1;
   }