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

[git]

commit 5ab190e6770e3841ea150dbe425d50a46a232689
Author: FRIGN <d...@frign.de>
Date:   Tue Mar 17 21:30:12 2015 +0100

    Audit paste(1)
    
    Well, basically there was not a lot to do, as I already (fortunately)
    audited this code a while back.
    There were only minor style-changes.

diff --git a/README b/README
index 7c29823..ec71a7f 100644
--- a/README
+++ b/README
@@ -51,7 +51,7 @@ The following tools are implemented ('*' == finished, '#' == 
UTF-8 support,
 =*| nice            yes                          none
 =   nl              no                           -d, -f, -h, -p
 =*| nohup           yes                          none
-#*  paste           yes                          none
+#*| paste           yes                          none
 =*| printenv        non-posix                    none
 #*  printf          yes                          none
 =*| pwd             yes                          none
diff --git a/paste.c b/paste.c
index a3b4078..f90f37f 100644
--- a/paste.c
+++ b/paste.c
@@ -102,7 +102,7 @@ main(int argc, char *argv[])
                usage();
        } ARGEND;
 
-       if (argc == 0)
+       if (!argc)
                usage();
 
        /* populate delimiters */
@@ -114,7 +114,7 @@ main(int argc, char *argv[])
        dsc = ereallocarray(NULL, argc, sizeof(*dsc));
 
        for (i = 0; i < argc; i++) {
-               if (strcmp(argv[i], "-") == 0)
+               if (!strcmp(argv[i], "-"))
                        dsc[i].fp = stdin;
                else
                        dsc[i].fp = fopen(argv[i], "r");