94 lines
2.8 KiB
C
94 lines
2.8 KiB
C
/****************************************************************
|
|
* *
|
|
* Copyright 2001, 2012 Fidelity Information Services, Inc *
|
|
* *
|
|
* This source code contains the intellectual property *
|
|
* of its copyright holder(s), and is made available *
|
|
* under a license. If you do not know the terms of *
|
|
* the license, please stop and do not read further. *
|
|
* *
|
|
****************************************************************/
|
|
|
|
/* gtm_unistd.h - interlude to <unistd.h> system header file. */
|
|
#ifndef GTM_UNISTDH
|
|
#define GTM_UNISTDH
|
|
|
|
#include <unistd.h>
|
|
|
|
#define CHDIR chdir
|
|
|
|
#define CHOWN chown
|
|
|
|
#define GETUID getuid
|
|
#define GETEUID geteuid
|
|
|
|
#define GETGID getgid
|
|
#define GETEGID getegid
|
|
|
|
#if defined(VMS)
|
|
|
|
#define GTM_MAX_DIR_LEN (PATH_MAX + PATH_MAX) /* DEVICE + DIRECTORY */
|
|
#define GTM_VMS_STYLE_CWD 1
|
|
#define GTM_UNIX_STYLE_CWD 0
|
|
|
|
#define GETCWD(buffer, size, getcwd_res) \
|
|
(getcwd_res = getcwd(buffer, size, GTM_VMS_STYLE_CWD)) /* force VMS style always 'cos many other parts of GT.M always
|
|
* do it the VMS way */
|
|
#else /* !VMS => UNIX */
|
|
|
|
#define GTM_MAX_DIR_LEN (PATH_MAX + 1) /* DIRECTORY + terminating '\0' */
|
|
|
|
#define GETCWD(buffer, size, getcwd_res) \
|
|
(getcwd_res = getcwd(buffer, size))
|
|
|
|
#endif
|
|
|
|
#ifndef UNICODE_SUPPORTED
|
|
#define GETHOSTNAME(name,namelen,gethostname_res) \
|
|
(gethostname_res = gethostname(name, namelen))
|
|
#else
|
|
#include "gtm_utf8.h"
|
|
GBLREF boolean_t gtm_utf8_mode;
|
|
#define GETHOSTNAME(name,namelen,gethostname_res) \
|
|
(gethostname_res = gethostname(name, namelen), \
|
|
gtm_utf8_mode ? gtm_utf8_trim_invalid_tail((unsigned char *)name, namelen) : 0, \
|
|
gethostname_res)
|
|
#endif
|
|
|
|
#define LINK link
|
|
|
|
#define UNLINK unlink
|
|
|
|
#define TTYNAME ttyname
|
|
|
|
#define ACCESS access
|
|
|
|
#define EXECL execl
|
|
#define EXECV execv
|
|
#define EXECVE execve
|
|
|
|
#define TRUNCATE truncate
|
|
|
|
#ifdef GTM_FD_TRACE
|
|
/* Just like open and close were noted down in gtm_fcntl.h, note down all macros which we are redefining here and could
|
|
* potentially have been conflictingly defined by the system header file "unistd.h". The system define will be used
|
|
* in gtm_fd_trace.c within the implementation of the GT.M interlude function. Currently none of these functions (close,
|
|
* pipe, dup, dup2) are defined by the system so it is not theoretically necessary but they could be defined in the future.
|
|
*/
|
|
# undef close /* in case this is already defined by <unistd.h> */
|
|
# undef pipe /* in case this is already defined by <unistd.h> */
|
|
# undef dup /* in case this is already defined by <unistd.h> */
|
|
# undef dup2 /* in case this is already defined by <unistd.h> */
|
|
# define close gtm_close
|
|
# define pipe gtm_pipe1 /* gtm_pipe is already used so using pipe1 */
|
|
# define dup gtm_dup
|
|
# define dup2 gtm_dup2
|
|
#endif
|
|
|
|
int gtm_close(int fd);
|
|
int gtm_pipe1(int pipefd[2]);
|
|
int gtm_dup(int oldfd);
|
|
int gtm_dup2(int oldfd, int newfd);
|
|
|
|
#endif
|