/** * * This module defines a version of _main which processes the * command line for arguments but does not open "stdin", "stdout", * and "stderr". Since these files are not opened, the library * functions "printf" and "scanf" will not work; however, the * console functions "cprintf" and "cscanf" can be used instead. * **/ #include "CTYPE.H" #define MAXARG 32 /* maximum command line arguments */ _main(line) char *line; { static int argc = 0; static char *argv[MAXARG]; while (isspace(*line)) line++; /* find program name */ while (*line != '\0' && argc < MAXARG) { /* get command line parameters */ argv[argc++] = line; while (*line != '\0' && isspace(*line) == 0) line++; if (*line == '\0') break; *line++ = '\0'; while (isspace(*line)) line++; } main(argc, argv); /* call main function */ _exit(0); }