diff options
Diffstat (limited to 'usr/src/lib/libast/common/comp/open.c')
| -rw-r--r-- | usr/src/lib/libast/common/comp/open.c | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/usr/src/lib/libast/common/comp/open.c b/usr/src/lib/libast/common/comp/open.c deleted file mode 100644 index bd9d4ee482..0000000000 --- a/usr/src/lib/libast/common/comp/open.c +++ /dev/null @@ -1,119 +0,0 @@ -/*********************************************************************** -* * -* This software is part of the ast package * -* Copyright (c) 1985-2010 AT&T Intellectual Property * -* and is licensed under the * -* Common Public License, Version 1.0 * -* by AT&T Intellectual Property * -* * -* A copy of the License is available at * -* http://www.opensource.org/licenses/cpl1.0.txt * -* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * -* * -* Information and Software Systems Research * -* AT&T Research * -* Florham Park NJ * -* * -* Glenn Fowler <gsf@research.att.com> * -* David Korn <dgk@research.att.com> * -* Phong Vo <kpv@research.att.com> * -* * -***********************************************************************/ -#pragma prototyped - -/* - * -last 3 arg open - */ - -#include <ast.h> - -#if !defined(open) || !defined(_ast_O_LOCAL) - -NoN(open) - -#else - -#undef open - -extern int open(const char*, int, ...); - -#include <ls.h> -#include <error.h> - -#ifdef O_NOCTTY -#include <ast_tty.h> -#endif - -int -_ast_open(const char* path, int op, ...) -{ - int fd; - int mode; - int save_errno; - struct stat st; - va_list ap; - - save_errno = errno; - va_start(ap, op); - mode = (op & O_CREAT) ? va_arg(ap, int) : S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH; - va_end(ap); - if (op & ~(_ast_O_LOCAL-1)) - { - if (!(op & O_CREAT)) - op &= ~O_EXCL; - for (;;) - { - if (op & O_TRUNC) - { - if ((op & O_EXCL) && !access(path, F_OK)) - { - errno = EEXIST; - return(-1); - } - if ((fd = creat(path, (op & O_EXCL) ? 0 : mode)) < 0) - return(-1); - if (op & O_EXCL) - { - if (fstat(fd, &st) || (st.st_mode & S_IPERM)) - { - errno = EEXIST; - close(fd); - return(-1); - } -#if _lib_fchmod - if (mode && fchmod(fd, mode)) -#else - if (mode && chmod(path, mode)) -#endif - errno = save_errno; - } - if ((op & O_ACCMODE) == O_RDWR) - { - close(fd); - op &= ~(O_CREAT|O_TRUNC); - continue; - } - } - else if ((fd = open(path, op & (_ast_O_LOCAL-1), mode)) < 0) - { - if (op & O_CREAT) - { - op |= O_TRUNC; - continue; - } - return(-1); - } - else if ((op & O_APPEND) && lseek(fd, 0L, SEEK_END) == -1L) - errno = save_errno; -#if O_NOCTTY - if ((op & O_NOCTTY) && ioctl(fd, TIOCNOTTY, 0)) - errno = save_errno; -#endif - break; - } - } - else fd = open(path, op, mode); - return(fd); -} - -#endif |