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      1 // Function to display help text
      2 
      3 #include "toys.h"
      4 
      5 #include "generated/help.h"
      6 
      7 #undef NEWTOY
      8 #undef OLDTOY
      9 #define NEWTOY(name,opt,flags) HELP_##name "\0"
     10 #if CFG_TOYBOX
     11 #define OLDTOY(name,oldname,flags) "\xff" #oldname "\0"
     12 #else
     13 #define OLDTOY(name, oldname, flags) HELP_##oldname "\0"
     14 #endif
     15 static char *help_data =
     16 #include "generated/newtoys.h"
     17 ;
     18 
     19 void show_help(FILE *out)
     20 {
     21   int i = toys.which-toy_list;
     22   char *s;
     23 
     24   if (CFG_TOYBOX_HELP) {
     25     for (;;) {
     26       s = help_data;
     27       while (i--) s += strlen(s) + 1;
     28       // If it's an alias, restart search for real name
     29       if (*s != 255) break;
     30       i = toy_find(++s)-toy_list;
     31     }
     32 
     33     fprintf(out, "%s", s);
     34   }
     35 }
     36