sbase

commit f6dc69eca3d75b9c37291e2e7201c2ab09e29be6
parent 95fb7364a8f86492c9dc9c602b4101494bf75de1
Author: FRIGN <dev@frign.de>
Date:   Tue, 17 Mar 2015 23:41:22 +0100

Audit tr(1)

A tool of my own devising, except from a small style-fix this code
has already been triple-checked.

Diffstat:
M
README
 | 
2
+-
M
tr.c
 | 
2
+-

2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/README b/README
@@ -77,7 +77,7 @@ The following tools are implemented ('*' == finished, '#' == UTF-8 support,
 =*| test            yes                          none
 =*| time            yes                          none
 =*| touch           yes                          none
-#*  tr              yes                          none
+#*| tr              yes                          none
 =*| true            yes                          none
 =*| tty             yes                          none
 =*| uname           yes                          none
diff --git a/tr.c b/tr.c
@@ -192,7 +192,7 @@ main(int argc, char *argv[])
 		usage();
 	} ARGEND;
 
-	if (argc < 1 || argc > 2 || (argc == 1 && dflag == sflag))
+	if (!argc || argc > 2 || (argc == 1 && dflag == sflag))
 		usage();
 	set1ranges = makeset(argv[0], &set1, &set1check);
 	if (argc == 2)