_searche.c

开放源码的编译器open watcom 1.6.0版的源代码

#include <stdio.h>
#include <stdlib.h>

void display_help( FILE *fp )
  {
    printf( "display_help T.B.I.\n" );
  }

void main()
  {
    FILE *help_file;
    char full_path[ _MAX_PATH ];

    _searchenv( "watcomc.hlp", "PATH", full_path );
    if( full_path[0] == '\0' ) {
      printf( "Unable to find help file\n" );
    } else {
      help_file = fopen( full_path, "r" );
      display_help( help_file );
      fclose( help_file );
    }
  }