Line data    Source code

       1             : /* 
       2             :    Unix SMB/CIFS implementation.
       3             : 
       4             :    some replacement functions for parts of roken that don't fit easily into 
       5             :    our build system
       6             : 
       7             :    Copyright (C) Andrew Tridgell 2005
       8             :    
       9             :    This program is free software; you can redistribute it and/or modify
      10             :    it under the terms of the GNU General Public License as published by
      11             :    the Free Software Foundation; either version 3 of the License, or
      12             :    (at your option) any later version.
      13             :    
      14             :    This program is distributed in the hope that it will be useful,
      15             :    but WITHOUT ANY WARRANTY; without even the implied warranty of
      16             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      17             :    GNU General Public License for more details.
      18             :    
      19             :    You should have received a copy of the GNU General Public License
      20             :    along with this program.  If not, see <http://www.gnu.org/licenses/>.
      21             : */
      22             : 
      23             : #include "config.h"
      24             : #include "err.h"
      25             : #include "roken.h"
      26             : #include "system/filesys.h"
      27             : 
      28             : #ifndef HAVE_ERR
      29             :  void err(int eval, const char *format, ...)
      30             : {
      31             :         va_list ap;
      32             :         va_start(ap, format);
      33             :         vfprintf(stderr, format, ap);
      34             :         perror("");
      35             :         va_end(ap);
      36             :         exit(eval);
      37             : }
      38             : #endif
      39             : 
      40             : #ifndef HAVE_ERRX
      41             :  void errx(int eval, const char *format, ...)
      42             : {
      43             :         va_list ap;
      44             :         va_start(ap, format);
      45             :         vfprintf(stderr, format, ap);
      46             :         va_end(ap);
      47             :         exit(eval);
      48             : }
      49             : #endif
      50             : 
      51             : #ifndef HAVE_WARNX
      52             :  void warnx(const char *format, ...)
      53             : {
      54             :         va_list ap;
      55             :         va_start(ap, format);
      56             :         vfprintf(stderr, format, ap);
      57             :         va_end(ap);
      58             : }
      59             : #endif
      60             : 
      61             : #ifndef HAVE_FLOCK
      62             :  int flock(int fd, int op)
      63             : {
      64             : #undef flock
      65             :         struct flock lock;
      66             :         lock.l_whence = 0;
      67             :         lock.l_start = 0;
      68             :         lock.l_len = 0;
      69             :         lock.l_pid = 0;
      70             : 
      71             :         switch (op & (LOCK_UN|LOCK_SH|LOCK_EX)) {
      72             :         case LOCK_UN:
      73             :                 lock.l_type = F_UNLCK;
      74             :                 return fcntl(fd, F_SETLK, &lock);
      75             :         case LOCK_SH:
      76             :                 lock.l_type = F_RDLCK;
      77             :                 return fcntl(fd, (op&LOCK_NB)?F_SETLK:F_SETLKW, &lock);
      78             :         case LOCK_EX:
      79             :                 lock.l_type = F_WRLCK;
      80             :                 return fcntl(fd, (op&LOCK_NB)?F_SETLK:F_SETLKW, &lock);
      81             :         }
      82             :         errno = EINVAL;
      83             :         return -1;
      84             : }
      85             : #endif
      86             : 
      87             : #ifndef HAVE_SETPROGNAME
      88             : 
      89             : /* We don't want to use a setprogname reimplementation */
      90         717 : void setprogname(const char *argv0)
      91             : {
      92         717 : }
      93             : 
      94             : #endif /* HAVE_SETPROGNAME */