Add --version to multiplexer.

Can't think of a better place to stick the actual version info than a #define
at the top of main. Makefile and toys.h are equally awkward, querying git
tags wouldn't work if building a release tarball... watch me forget to update
this when cutting a release.

1 files changed, 5 insertions, 5 deletions

diff --git a/main.c b/main.c
index 4644d198..dbc39bec 100644
--- a/main.c
+++ b/main.c
@@ -5,6 +5,8 @@
 
 #include "toys.h"
 
+#define TOYBOX_VERSION "0.5.2"
+
 // Populate toy_list[].
 
 #undef NEWTOY
@@ -155,14 +157,12 @@ void toybox_main(void)
   if (toys.argv[1]) {
     toys.optc = toys.recursion = 0;
     toy_exec(toys.argv+1);
-    if (toys.argv[1][0] == '-') goto list;
-
-    error_exit("Unknown command %s",toys.argv[1]);
+    if (toys.argv[1][0] != '-') error_exit("Unknown command %s", toys.argv[1]);
   }
 
-list:
+  if (!strcmp("--version", toys.argv[1])) printf(TOYBOX_VERSION);
   // Output list of command.
-  for (i=1; i<ARRAY_LEN(toy_list); i++) {
+  else for (i=1; i<ARRAY_LEN(toy_list); i++) {
     int fl = toy_list[i].flags;
     if (fl & TOYMASK_LOCATION) {
       if (toys.argv[1]) {