[hackers] [sbase] Audit strings(1) || FRIGN

[git]

commit 8d74095d07e169847dc0cf5af92efb15c6673653
Author: FRIGN <d...@frign.de>
Date:   Tue Mar 17 23:05:50 2015 +0100

    Audit strings(1)
    
    Only smaller style-changes. I already refactored the underlying
    logic a while ago.

diff --git a/README b/README
index 9ca1c74..183e433 100644
--- a/README
+++ b/README
@@ -69,7 +69,7 @@ The following tools are implemented ('*' == finished, '#' == 
UTF-8 support,
     sort            no                           -m, -o, -d, -f, -i
 =*| split           yes                          none
 =*| sponge          non-posix                    none
-#*  strings         yes                          none
+#*| strings         yes                          none
 =*  sync            non-posix                    none
 =*  tail            yes                          none
 =*  tar             non-posix                    none
diff --git a/strings.c b/strings.c
index 4a7f685..8c6c094 100644
--- a/strings.c
+++ b/strings.c
@@ -75,18 +75,19 @@ main(int argc, char *argv[])
                usage();
        } ARGEND;
 
-       if (argc == 0) {
+       if (!argc) {
                strings(stdin, "<stdin>", len);
        } else {
-               for (; argc > 0; argc--, argv++) {
-                       if (!(fp = fopen(argv[0], "r"))) {
-                               weprintf("fopen %s:", argv[0]);
+               for (; *argv; argc--, argv++) {
+                       if (!(fp = fopen(*argv, "r"))) {
+                               weprintf("fopen %s:", *argv);
                                ret = 1;
                                continue;
                        }
-                       strings(fp, argv[0], len);
+                       strings(fp, *argv, len);
                        fclose(fp);
                }
        }
+
        return ret;
 }