openblt

a hobby OS from the late 90s
git clone http://frotz.net/git/openblt.git
Log | Files | Refs | LICENSE

unistd.h (2313B)


      1 /* $Id: //depot/blt/include/unistd.h#11 $
      2 **
      3 ** Copyright 1998 Sidney Cammeresi
      4 ** All rights reserved.
      5 **
      6 ** Redistribution and use in source and binary forms, with or without
      7 ** modification, are permitted provided that the following conditions
      8 ** are met:
      9 ** 1. Redistributions of source code must retain the above copyright
     10 **    notice, this list of conditions, and the following disclaimer.
     11 ** 2. Redistributions in binary form must reproduce the above copyright
     12 **    notice, this list of conditions, and the following disclaimer in the
     13 **    documentation and/or other materials provided with the distribution.
     14 ** 3. The name of the author may not be used to endorse or promote products
     15 **    derived from this software without specific prior written permission.
     16 **
     17 ** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     18 ** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     19 ** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     20 ** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     21 ** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     22 ** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     26 ** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27 */
     28 
     29 #ifndef _UNISTD_H_
     30 #define _UNISTD_H_
     31 
     32 #include <blt/types.h>
     33 
     34 #ifdef __cplusplus
     35 extern "C" {
     36 #endif
     37 
     38 	ssize_t _read (int fd, void *buf, size_t count);
     39 	ssize_t read (int fd, void *buf, size_t count);
     40 	ssize_t _write (int fd, const void *buf, size_t count);
     41 	ssize_t write (int fd, const void *buf, size_t count);
     42 	int _close (int fd);
     43 	int close (int fd);
     44 	
     45 	int _execve (const char *path, char * const *argv, char * const *envp);
     46 	int execve (const char *path, char * const *argv, char * const *envp);
     47 	
     48 	void *_sbrk (int diff);
     49 	void *sbrk (int diff);
     50 	
     51 	extern char *optarg;
     52 	extern int optind, optopt, opterr, optreset;
     53 	int _getopt (int argc, char * const *argv, const char *optstring);
     54 	int getopt (int argc, char * const *argv, const char *optstring);
     55 	
     56 #ifdef __cplusplus
     57 }
     58 #endif
     59 
     60 
     61 #endif
     62