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

[git]

commit c1e2e3d948467760df0a0db810d882a8812c4791
Author: FRIGN <d...@frign.de>
Date:   Tue Mar 17 23:38:09 2015 +0100

    Audit touch(1)
    
    Only minor things, as I already worked heavily on this tool a while
    ago.
    Fix style in the main loop and wording in the manpage.

diff --git a/README b/README
index bad461d..7915370 100644
--- a/README
+++ b/README
@@ -76,7 +76,7 @@ The following tools are implemented ('*' == finished, '#' == 
UTF-8 support,
 =*| tee             yes                          none
 =*| test            yes                          none
 =*| time            yes                          none
-=*  touch           yes                          none
+=*| touch           yes                          none
 #*  tr              yes                          none
 =*| true            yes                          none
 =*| tty             yes                          none
diff --git a/touch.1 b/touch.1
index 3230b18..e820da6 100644
--- a/touch.1
+++ b/touch.1
@@ -63,4 +63,4 @@ argument.
 .Pp
 The
 .Op Fl T
-flag is an extension to this specification.
+flag is an extension to that specification.
diff --git a/touch.c b/touch.c
index ed87253..563f919 100644
--- a/touch.c
+++ b/touch.c
@@ -29,7 +29,7 @@ touch(const char *file)
                        eprintf("stat %s:", file);
                if (cflag)
                        return;
-       } else if (r == 0) {
+       } else if (!r) {
                ut.actime = aflag ? t : st.st_atime;
                ut.modtime = mflag ? t : st.st_mtime;
                if (utime(file, &ut) < 0)
@@ -149,13 +149,13 @@ main(int argc, char *argv[])
                usage();
        } ARGEND;
 
-       if (argc < 1)
+       if (!argc)
                usage();
        if (!aflag && !mflag)
                aflag = mflag = 1;
 
-       for (; argc > 0; argc--, argv++)
-               touch(argv[0]);
+       for (; *argv; argc--, argv++)
+               touch(*argv);
 
        return 0;
 }