Added the -v option in the help and the man page.

diff --git a/dus.1 b/dus.1
index 394f722..173783f 100644 (file)
--- a/dus.1
+++ b/dus.1
@@ -24,7 +24,10 @@ as default.
 .SH "OPTIONS"
 .TP
 \fB-h\fR, \fB--help\fR
-display help and exit
+print the help and exit
+.TP
+\fB-v\fR, \fB--version\fR
+print the version number and exit
 .TP
 \fB-d\fR, \fB--ignore-dots\fR
 ignore files and directories whose name starts with a dot

diff --git a/dus.c b/dus.c
index 4acc517..336f201 100644 (file)
--- a/dus.c
+++ b/dus.c
@@ -371,6 +371,8 @@ void usage(FILE *out) {
   fprintf(out, "Lists files and directories according to their size. The sizes are computed by summing recursively exact file sizes through directories. If a given directory has its name appended with '/', it is not listed, but the elements it contains are. If no files or directories are provided as arguments, the current directory is used as default.\n");
   fprintf(out, "\n");
   /*            01234567890123456789012345678901234567890123456789012345678901234567890123456789*/
+  fprintf(out, "   -h, --help                 show this help.\n");
+  fprintf(out, "   -v, --version              prints the version number and exit\n");
   fprintf(out, "   -d, --ignore-dots          ignore files and directories starting with a '.'\n");
   fprintf(out, "   -f, --fancy                display size with float values and K, M and G\n");
   fprintf(out, "                              units.\n");
@@ -383,7 +385,6 @@ void usage(FILE *out) {
   fprintf(out, "                              if the stdout is not a tty.\n");
   fprintf(out, "   -l <lines>, --nb-lines <lines>\n");
   fprintf(out, "                              same as -c for number of lines.\n");
-  fprintf(out, "   -h, --help                 show this help.\n");
   fprintf(out, "   -m <size>, --size-min <size>\n");
   fprintf(out, "                              set the listed entries minimum size. The size\n");
   fprintf(out, "                              can be specified using the G, M, K, and B units.\n");