compiler/clib/execvp.c

   1 /*
   2     Copyright © 1995-2011, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     POSIX function execvp().
   6 */
   7
   8 #include <aros/debug.h>
   9
  10 #include <fcntl.h>
  11 #include <unistd.h>
  12 #include <errno.h>
  13 #include <assert.h>
  14 #include <stdlib.h>
  15
  16 #include "__arosc_privdata.h"
  17 #include "__exec.h"
  18
  19 /*****************************************************************************
  20
  21     NAME */
  22 #include <unistd.h>
  23
  24         int execvp(
  25
  26 /*  SYNOPSIS */
  27         const char *file,
  28         char *const argv[])
  29
  30 /*  FUNCTION
  31         Executes a file with given name. The search paths for the executed
  32         file are paths specified in the PATH environment variable.
  33
  34     INPUTS
  35         file - Name of the file to execute.
  36         argv - Array of arguments given to main() function of the executed
  37         file.
  38
  39     RESULT
  40         Returns -1 and sets errno appropriately in case of error, otherwise
  41         doesn't return.
  42
  43     NOTES
  44
  45     EXAMPLE
  46
  47     BUGS
  48
  49     SEE ALSO
  50         execve(), execl(), execlp(), execv()
  51
  52     INTERNALS
  53
  54 ******************************************************************************/
  55 {
  56     char ***environptr = __arosc_get_environptr();
  57     char **environ = (environptr != NULL) ? *environptr : NULL;
  58     APTR id = __exec_prepare(file, 1, argv, environ);
  59     if(!id)
  60         return -1;
  61
  62     __exec_do(id);
  63
  64     assert(0); /* not reached */
  65     return -1;
  66 } /* execvp() */
  67