[hackers] [sbase] cut: clean up file loop || Truls Becken

[git]

commit 2433bb78cb896bcaec61616830a3f71c2458a282
Author: Truls Becken <truls.bec...@gmail.com>
Date:   Wed Dec 17 21:14:14 2014 +0100

    cut: clean up file loop

diff --git a/cut.c b/cut.c
index aca0083..99ec4ce 100644
--- a/cut.c
+++ b/cut.c
@@ -162,21 +162,19 @@ main(int argc, char *argv[])
 
        if (!mode)
                usage();
-       if (!argc)
+
+       if (!argc) {
                cut(stdin);
-       else {
-               for (; argc--; argv++) {
-                       if (strcmp(*argv, "-"))
-                               fp = fopen(*argv, "r");
-                       else
-                               fp = stdin;
-                       if (!fp) {
+       } else for (; argc--; argv++) {
+               if (!strcmp(*argv, "-")) {
+                       cut(stdin);
+               } else {
+                       if (!(fp = fopen(*argv, "r"))) {
                                weprintf("fopen %s:", *argv);
                                continue;
                        }
                        cut(fp);
-                       if (fp != stdin)
-                               fclose(fp);
+                       fclose(fp);
                }
        }
        return 0;