1: /*************************************************************************
   2:  * This program is copyright (C) 1985, 1986 by Jonathan Payne.  It is    *
   3:  * provided to you without charge for use only on a licensed Unix        *
   4:  * system.  You may copy JOVE provided that this notice is included with *
   5:  * the copy.  You may not sell copies of this program or versions        *
   6:  * modified for use on microcomputer systems, unless the copies are      *
   7:  * included with a Unix system distribution and the source is provided.  *
   8:  *************************************************************************/
   9: 
  10: #include <sys/types.h>
  11: #include <sys/file.h>
  12: 
  13: #ifndef TEACHJOVE
  14: #    define TEACHJOVE   "/usr/lib/jove/teach-jove"
  15: #endif
  16: 
  17: #ifndef W_OK
  18: #    define W_OK 2
  19: #endif
  20: 
  21: extern char *getenv();
  22: 
  23: main()
  24: {
  25:     char    cmd[256],
  26:         fname[256],
  27:         *home;
  28: 
  29:     if ((home = getenv("HOME")) == 0) {
  30:         printf("teachjove: cannot find your home!\n");
  31:         exit(-1);
  32:     }
  33:     (void) sprintf(fname, "%s/teach-jove", home);
  34:     if (access(fname, F_OK) != 0) {
  35:         (void) sprintf(cmd, "cp %s %s", TEACHJOVE, fname);
  36:         system(cmd);
  37:     }
  38:     (void) execlp("jove", "teachjove", fname, (char *) 0);
  39:     printf("teachjove: cannot execl jove!\n");
  40: }

Defined functions

main defined in line 23; never used

Defined macros

TEACHJOVE defined in line 14; used 2 times
W_OK defined in line 18; used 1 times
  • in line 17
Last modified: 1986-04-07
Generated: 2016-12-26
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