libgloss/sparc/sysc-701.c

   1 /* more sparclet syscall support (the rest is in crt0-701.S).  */
   2
   3 #include <sys/types.h>
   4 #include <sys/stat.h>
   5 #include <errno.h>
   6
   7 int
   8 fstat(int _fd, struct stat* _sbuf)
   9 {
  10   errno = ENOSYS;
  11   return -1;
  12 }
  13
  14 int
  15 isatty(int fd)
  16 {
  17   if (fd < 0)
  18     {
  19       errno = EBADF;
  20       return -1;
  21     }
  22   return fd <= 2;
  23 }
  24
  25 int
  26 getpid()
  27 {
  28   return 1;
  29 }
  30
  31 int
  32 kill(int pid)
  33 {
  34   /* if we knew how to nuke the board, we would... */
  35   return 0;
  36 }
  37
  38 int
  39 lseek(int _fd, off_t offset, int whence)
  40 {
  41   errno = ENOSYS;
  42   return -1;
  43 }
  44
  45 extern char end;
  46 char*
  47 sbrk (int incr)
  48 {
  49   static char* base;
  50   char *b;
  51   if(!base) base = &end;
  52   b = base;
  53   base += incr;
  54   return b;
  55 }