aboutsummaryrefslogtreecommitdiff
path: root/nx-X11/programs/Xserver/hw/xfree86/os-support/shared/libc_wrapper.c
diff options
context:
space:
mode:
Diffstat (limited to 'nx-X11/programs/Xserver/hw/xfree86/os-support/shared/libc_wrapper.c')
-rw-r--r--nx-X11/programs/Xserver/hw/xfree86/os-support/shared/libc_wrapper.c2153
1 files changed, 0 insertions, 2153 deletions
diff --git a/nx-X11/programs/Xserver/hw/xfree86/os-support/shared/libc_wrapper.c b/nx-X11/programs/Xserver/hw/xfree86/os-support/shared/libc_wrapper.c
deleted file mode 100644
index aba445945..000000000
--- a/nx-X11/programs/Xserver/hw/xfree86/os-support/shared/libc_wrapper.c
+++ /dev/null
@@ -1,2153 +0,0 @@
-/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/shared/libc_wrapper.c,v 1.102 2003/11/19 03:52:58 dawes Exp $ */
-/*
- * Copyright 1997-2003 by The XFree86 Project, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the names of Orest Zborowski and David Wexelblat
- * not be used in advertising or publicity pertaining to distribution of
- * the software without specific, written prior permission. Orest Zborowski
- * and David Wexelblat make no representations about the suitability of this
- * software for any purpose. It is provided "as is" without express or
- * implied warranty.
- *
- * THE XFREE86 PROJECT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD
- * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS, IN NO EVENT SHALL OREST ZBOROWSKI OR DAVID WEXELBLAT BE LIABLE
- * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#if defined(linux) && !defined(__GLIBC__)
-#undef __STRICT_ANSI__
-#endif
-#include <X11/X.h>
-#ifdef __UNIXOS2__
-#define I_NEED_OS2_H
-#endif
-#include <X11/Xmd.h>
-#include <X11/Xos.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#if defined(__bsdi__)
-#undef _POSIX_SOURCE
-#undef _ANSI_SOURCE
-#endif
-#include <sys/time.h>
-#include <math.h>
-#ifdef sun
-#include <ieeefp.h>
-#endif
-#include <stdarg.h>
-#include <fcntl.h>
-#include <X11/Xfuncproto.h>
-#include "os.h"
-#include <ctype.h>
-#include <unistd.h>
-#include <string.h>
-#include <errno.h>
-#include <stdio.h>
-#include <sys/ioctl.h>
-#ifdef __UNIXOS2__
-#define NO_MMAP
-#include <sys/param.h>
-#endif
-#ifdef HAS_SVR3_MMAPDRV
-#define NO_MMAP
-#ifdef SELF_CONTAINED_WRAPPER
-#include <sys/at_ansi.h>
-#include <sys/kd.h>
-#include <sys/sysmacros.h>
-#if !defined(_NEED_SYSI86)
-# include <sys/immu.h>
-# include <sys/region.h>
-#endif
-#include <sys/mmap.h>
-struct kd_memloc MapDSC;
-int mmapFd = -2;
-#else
-extern struct kd_memloc MapDSC;
-extern int mmapFd;
-#endif
-#endif
-#ifndef NO_MMAP
-#include <sys/mman.h>
-#ifndef MAP_FAILED
-#define MAP_FAILED ((caddr_t)-1)
-#endif
-#endif
-#if !defined(ISC)
-#include <stdlib.h>
-#endif
-
-#define NEED_XF86_TYPES
-#define NEED_XF86_PROTOTYPES
-#define DONT_DEFINE_WRAPPERS
-#include "xf86_ansic.h"
-
-#ifndef SELF_CONTAINED_WRAPPER
-#include "xf86.h"
-#include "xf86Priv.h"
-#define NO_OSLIB_PROTOTYPES
-#define XF86_OS_PRIVS
-#define HAVE_WRAPPER_DECLS
-#include "xf86_OSlib.h"
-#else
-void xf86WrapperInit(void);
-#endif
-
-
-#ifndef X_NOT_POSIX
-#include <dirent.h>
-#else
-#ifdef SYSV
-#include <dirent.h>
-#else
-#ifdef USG
-#include <dirent.h>
-#else
-#include <sys/dir.h>
-#ifndef dirent
-#define dirent direct
-#endif
-#endif
-#endif
-#endif
-typedef struct dirent DIRENTRY;
-
-#ifdef __UNIXOS2__
-#define _POSIX_SOURCE
-#endif
-#ifdef ISC202
-#include <sys/types.h>
-#define WIFEXITED(a) ((a & 0x00ff) == 0) /* LSB will be 0 */
-#define WEXITSTATUS(a) ((a & 0xff00) >> 8)
-#define WIFSIGNALED(a) ((a & 0xff00) == 0) /* MSB will be 0 */
-#define WTERMSIG(a) (a & 0x00ff)
-#else
-#if defined(ISC) && !defined(_POSIX_SOURCE)
-#define _POSIX_SOURCE
-#include <sys/types.h>
-#include <sys/wait.h>
-#undef _POSIX_SOURCE
-#else
-#if (defined(ISC) && defined(_POSIX_SOURCE)) || defined(Lynx) || (defined (__alpha__) && defined(linux))
-#include <sys/types.h>
-#endif
-#include <sys/wait.h>
-#endif
-#endif
-#ifdef Lynx
-#if !defined(S_IFIFO) && defined(S_IFFIFO)
-#define S_IFIFO S_IFFIFO
-#endif
-#endif
-
-/* For xf86getpagesize() */
-#if defined(linux)
-#define HAS_SC_PAGESIZE
-#define HAS_GETPAGESIZE
-#elif defined(CSRG_BASED)
-#define HAS_GETPAGESIZE
-#elif defined(DGUX)
-#define HAS_GETPAGESIZE
-#elif defined(sun) && !defined(SVR4)
-#define HAS_GETPAGESIZE
-#endif
-#ifdef XNO_SYSCONF
-#undef _SC_PAGESIZE
-#endif
-#ifdef HAVE_SYSV_IPC
-#include <sys/ipc.h>
-#include <sys/shm.h>
-#endif
-#include <setjmp.h>
-
-#if defined(setjmp) && defined(__GNU_LIBRARY__) && \
- (!defined(__GLIBC__) || (__GLIBC__ < 2) || \
- ((__GLIBC__ == 2) && (__GLIBC_MINOR__ < 3)))
-#define HAS_GLIBC_SIGSETJMP 1
-#endif
-
-#if 0
-#define SETBUF_RETURNS_INT
-#endif
-
-double xf86HUGE_VAL;
-
-#ifndef SELF_CONTAINED_WRAPPERS
-extern void xf86DisableIO(void);
-#endif
-
-/*
- * This file contains the XFree86 wrappers for libc functions that can be
- * called by loadable modules
- */
-
-double
-xf86hypot(double x, double y)
-{
- return(hypot(x,y));
-}
-
-void
-xf86qsort(void *base, xf86size_t nmemb, xf86size_t size,
- int (*comp)(const void *, const void *))
-{
- qsort(base, nmemb, size, comp);
-}
-
-/* string functions */
-
-char*
-xf86strcat(char* dest, const char* src)
-{
- return(strcat(dest,src));
-}
-
-char*
-xf86strchr(const char* s, int c)
-{
- return strchr(s,c);
-}
-
-int
-xf86strcmp(const char* s1, const char* s2)
-{
- return strcmp(s1,s2);
-}
-
-/* Just like the BSD version. It assumes that tolower() is ANSI-compliant */
-int
-xf86strcasecmp(const char* s1, const char* s2)
-{
- const unsigned char *us1 = (const unsigned char *)s1;
- const unsigned char *us2 = (const unsigned char *)s2;
-
- while (tolower(*us1) == tolower(*us2++))
- if (*us1++ == '\0')
- return 0;
-
- return tolower(*us1) - tolower(*--us2);
-}
-
-char*
-xf86strcpy(char* dest, const char* src)
-{
- return strcpy(dest,src);
-}
-
-xf86size_t
-xf86strcspn(const char* s1, const char* s2)
-{
- return (xf86size_t)strcspn(s1,s2);
-}
-
-xf86size_t
-xf86strlen(const char* s)
-{
- return (xf86size_t)strlen(s);
-}
-
-xf86size_t
-xf86strlcat(char *dest, const char *src, xf86size_t size)
-{
- return(strlcat(dest, src, size));
-}
-
-xf86size_t
-xf86strlcpy(char *dest, const char *src, xf86size_t size)
-{
- return strlcpy(dest, src, size);
-}
-
-char*
-xf86strncat(char* dest, const char* src, xf86size_t n)
-{
- return strncat(dest,src,(size_t)n);
-}
-
-int
-xf86strncmp(const char* s1, const char* s2, xf86size_t n)
-{
- return strncmp(s1,s2,(size_t)n);
-}
-
-/* Just like the BSD version. It assumes that tolower() is ANSI-compliant */
-int
-xf86strncasecmp(const char* s1, const char* s2, xf86size_t n)
-{
- if (n != 0) {
- const unsigned char *us1 = (const unsigned char *)s1;
- const unsigned char *us2 = (const unsigned char *)s2;
-
- do {
- if (tolower(*us1) != tolower(*us2++))
- return tolower(*us1) - tolower(*--us2);
- if (*us1++ == '\0')
- break;
- } while (--n != 0);
- }
- return 0;
-}
-
-char*
-xf86strncpy(char* dest, const char* src, xf86size_t n)
-{
- return strncpy(dest,src,(size_t)n);
-}
-
-char*
-xf86strpbrk(const char* s1, const char* s2)
-{
- return strpbrk(s1,s2);
-}
-
-char*
-xf86strrchr(const char* s, int c)
-{
- return strrchr(s,c);
-}
-
-xf86size_t
-xf86strspn(const char* s1, const char* s2)
-{
- return strspn(s1,s2);
-}
-
-char*
-xf86strstr(const char* s1, const char* s2)
-{
- return strstr(s1,s2);
-}
-
-char*
-xf86strtok(char* s1, const char* s2)
-{
- return strtok(s1,s2);
-}
-
-char*
-xf86strdup(const char* s)
-{
- return xstrdup(s);
-}
-
-int
-xf86sprintf(char *s, const char *format, ...)
-{
- int ret;
- va_list args;
- va_start(args, format);
- ret = vsprintf(s, format, args);
- va_end(args);
- return ret;
-}
-
-int
-xf86snprintf(char *s, xf86size_t len, const char *format, ...)
-{
- int ret;
- va_list args;
- va_start(args, format);
- ret = vsnprintf(s, (size_t)len, format, args);
- va_end(args);
- return ret;
-}
-
-void
-xf86bzero(void* s, unsigned int n)
-{
- memset(s, 0, n);
-}
-
-#ifdef HAVE_VSSCANF
-int
-xf86sscanf(char *s, const char *format, ...)
-#else
-int
-xf86sscanf(char *s, const char *format, char *a0, char *a1, char *a2,
- char *a3, char *a4, char *a5, char *a6, char *a7, char *a8,
- char *a9) /* limit of ten args */
-#endif
-{
-#ifdef HAVE_VSSCANF
- int ret;
- va_list args;
- va_start(args, format);
-
- ret = vsscanf(s,format,args);
- va_end(args);
- return ret;
-#else
- return sscanf(s, format, a0, a1, a2, a3, a4, a5, a6, a7, a8, a9);
-#endif
-}
-
-/* Basic I/O */
-
-int xf86errno;
-
-/* XXX This is not complete */
-
-static int
-xfToOsOpenFlags(int xfflags)
-{
- int flags = 0;
-
- /* XXX This assumes O_RDONLY is 0 */
- if (xfflags & XF86_O_WRONLY)
- flags |= O_WRONLY;
- if (xfflags & XF86_O_RDWR)
- flags |= O_RDWR;
- if (xfflags & XF86_O_CREAT)
- flags |= O_CREAT;
-
- return flags;
-}
-
-int
-xf86open(const char *path, int flags, ...)
-{
- int fd;
- va_list ap;
-
- va_start(ap, flags);
- flags = xfToOsOpenFlags(flags);
- if (flags & O_CREAT) {
- /* can't request a mode_t directly on systems where mode_t
- is an unsigned short */
- mode_t mode = (mode_t)va_arg(ap, unsigned int);
- fd = open(path, flags, mode);
- } else {
- fd = open(path, flags);
- }
- va_end(ap);
- xf86errno = xf86GetErrno();
-
- return fd;
-}
-
-int
-xf86close(int fd)
-{
- int status = close(fd);
-
- xf86errno = xf86GetErrno();
- return status;
-}
-
-long
-xf86lseek(int fd, long offset, int whence)
-{
- switch (whence) {
- case XF86_SEEK_SET:
- whence = SEEK_SET;
- break;
- case XF86_SEEK_CUR:
- whence = SEEK_CUR;
- break;
- case XF86_SEEK_END:
- whence = SEEK_END;
- break;
- }
- return (long)lseek(fd, (off_t)offset, whence);
-}
-
-int
-xf86ioctl(int fd, unsigned long request, pointer argp)
-{
- int status = ioctl(fd, request, argp);
-
- xf86errno = xf86GetErrno();
- return status;
-}
-
-xf86ssize_t
-xf86read(int fd, void *buf, xf86size_t nbytes)
-{
- xf86ssize_t n = read(fd, buf, (size_t)nbytes);
-
- xf86errno = xf86GetErrno();
- return n;
-}
-
-xf86ssize_t
-xf86write(int fd, const void *buf, xf86size_t nbytes)
-{
- xf86ssize_t n = write(fd, buf, (size_t)nbytes);
-
- xf86errno = xf86GetErrno();
- return n;
-}
-
-void*
-xf86mmap(void *start, xf86size_t length, int prot,
- int flags, int fd, xf86size_t /* off_t */ offset)
-{
-#ifndef NO_MMAP
- int p=0, f=0;
- void *rc;
-
- if (flags & XF86_MAP_FIXED) f |= MAP_FIXED;
- if (flags & XF86_MAP_SHARED) f |= MAP_SHARED;
- if (flags & XF86_MAP_PRIVATE) f |= MAP_PRIVATE;
-#if defined(__amd64__) && defined(linux)
- if (flags & XF86_MAP_32BIT) f |= MAP_32BIT;
-#endif
- if (prot & XF86_PROT_EXEC) p |= PROT_EXEC;
- if (prot & XF86_PROT_READ) p |= PROT_READ;
- if (prot & XF86_PROT_WRITE) p |= PROT_WRITE;
- if (prot & XF86_PROT_NONE) p |= PROT_NONE;
-
- rc = mmap(start,(size_t)length,p,f,fd,(off_t)offset);
-
- xf86errno = xf86GetErrno();
- if (rc == MAP_FAILED)
- return XF86_MAP_FAILED;
- else
- return rc;
-#else
-#ifdef HAS_SVR3_MMAPDRV
- void *rc;
-#ifdef SELF_CONTAINED_WRAPPER
- if(mmapFd < 0) {
- if ((mmapFd = open("/dev/mmap", O_RDWR)) == -1) {
- ErrorF("Warning: failed to open /dev/mmap \n");
- xf86errno = xf86_ENOSYS;
- return XF86_MAP_FAILED;
- }
- }
-#endif
- MapDSC.vaddr = (char *)start;
- MapDSC.physaddr = (char *)offset;
- MapDSC.length = length;
- MapDSC.ioflg = 1;
-
- rc = (pointer)ioctl(mmapFd, MAP, &MapDSC);
- xf86errno = xf86GetErrno();
- if (rc == NULL)
- return XF86_MAP_FAILED;
- else
- return rc;
-#else
- ErrorF("Warning: mmap() is not supported on this platform\n");
- xf86errno = xf86_ENOSYS;
- return XF86_MAP_FAILED;
-#endif
-#endif
-}
-
-int
-xf86munmap(void *start, xf86size_t length)
-{
-#ifndef NO_MMAP
- int rc = munmap(start,(size_t)length);
-
- xf86errno = xf86GetErrno();
- return rc;
-#else
-#ifdef HAS_SVR3_MMAPDRV
- int rc = ioctl(mmapFd, UNMAPRM , start);
-
- xf86errno = xf86GetErrno();
- return rc;
-#else
- ErrorF("Warning: munmap() is not supported on this platform\n");
- xf86errno = xf86_ENOSYS;
- return -1;
-#endif
-#endif
-}
-
-int
-xf86stat(const char *file_name, struct xf86stat *xfst)
-{
- int rc;
- struct stat st;
-
- rc = stat(file_name, &st);
- xf86errno = xf86GetErrno();
- xfst->st_rdev = st.st_rdev; /* Not much is currently supported */
- return rc;
-}
-
-int
-xf86fstat(int fd, struct xf86stat *xfst)
-{
- int rc;
- struct stat st;
-
- rc = fstat(fd, &st);
- xf86errno = xf86GetErrno();
- xfst->st_rdev = st.st_rdev; /* Not much is currently supported */
- return rc;
-}
-
-static int
-xfToOsAccessMode(int xfmode)
-{
- switch(xfmode) {
- case XF86_R_OK: return R_OK;
- case XF86_W_OK: return W_OK;
- case XF86_X_OK: return X_OK;
- case XF86_F_OK: return F_OK;
- }
- return 0;
-}
-
-int
-xf86access(const char *pathname, int mode)
-{
- int rc;
-
- mode = xfToOsAccessMode(mode);
- rc = access(pathname, mode);
- xf86errno = xf86GetErrno();
- return rc;
-}
-
-
-
-/* limited stdio support */
-
-#define XF86FILE_magic 0x58464856 /* "XFHV" */
-
-typedef struct _xf86_file_ {
- INT32 fileno;
- INT32 magic;
- FILE* filehnd;
- char* fname;
-} XF86FILE_priv;
-
-XF86FILE_priv stdhnd[3] = {
- { 0, XF86FILE_magic, NULL, "$stdinp$" },
- { 0, XF86FILE_magic, NULL, "$stdout$" },
- { 0, XF86FILE_magic, NULL, "$stderr$" }
-};
-
-XF86FILE* xf86stdin = (XF86FILE*)&stdhnd[0];
-XF86FILE* xf86stdout = (XF86FILE*)&stdhnd[1];
-XF86FILE* xf86stderr = (XF86FILE*)&stdhnd[2];
-
-void
-xf86WrapperInit()
-{
- if (stdhnd[0].filehnd == NULL)
- stdhnd[0].filehnd = stdin;
- if (stdhnd[1].filehnd == NULL)
- stdhnd[1].filehnd = stdout;
- if (stdhnd[2].filehnd == NULL)
- stdhnd[2].filehnd = stderr;
- xf86HUGE_VAL = HUGE_VAL;
-}
-
-XF86FILE*
-xf86fopen(const char* fn, const char* mode)
-{
- XF86FILE_priv* fp;
- FILE *f = fopen(fn,mode);
- xf86errno = xf86GetErrno();
- if (!f) return 0;
-
- fp = xalloc(sizeof(XF86FILE_priv));
- fp->magic = XF86FILE_magic;
- fp->filehnd = f;
- fp->fileno = fileno(f);
- fp->fname = xf86strdup(fn);
-#ifdef DEBUG
- ErrorF("xf86fopen(%s,%s) yields FILE %p XF86FILE %p\n",
- fn,mode,f,fp);
-#endif
- return (XF86FILE*)fp;
-}
-
-static void _xf86checkhndl(XF86FILE_priv* f,const char *func)
-{
- if (!f || f->magic != XF86FILE_magic ||
- !f->filehnd || !f->fname) {
- FatalError("libc_wrapper error: passed invalid FILE handle to %s",
- func);
- exit(42);
- }
-}
-
-int
-xf86fclose(XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
- int ret;
-
- _xf86checkhndl(fp,"xf86fclose");
-
- /* somewhat bad check */
- if (fp->fileno < 3 && fp->fname[0]=='$') {
- /* assume this is stdin/out/err, don't dispose */
- ret = fclose(fp->filehnd);
- } else {
- ret = fclose(fp->filehnd);
- fp->magic = 0; /* invalidate */
- xfree(fp->fname);
- xfree(fp);
- }
- return ret ? -1 : 0;
-}
-
-int
-xf86printf(const char *format, ...)
-{
- int ret;
- va_list args;
- va_start(args, format);
-
- ret = printf(format,args);
- va_end(args);
- return ret;
-}
-
-int
-xf86fprintf(XF86FILE* f, const char *format, ...)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- int ret;
- va_list args;
- va_start(args, format);
-
-#ifdef DEBUG
- ErrorF("xf86fprintf for XF86FILE %p\n", fp);
-#endif
- _xf86checkhndl(fp,"xf86fprintf");
-
- ret = vfprintf(fp->filehnd,format,args);
- va_end(args);
- return ret;
-}
-
-int
-xf86vfprintf(XF86FILE* f, const char *format, va_list ap)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
-#ifdef DEBUG
- ErrorF("xf86vfprintf for XF86FILE %p\n", fp);
-#endif
- _xf86checkhndl(fp,"xf86vfprintf");
-
- return vfprintf(fp->filehnd,format,ap);
-}
-
-int
-xf86vsprintf(char *s, const char *format, va_list ap)
-{
- return vsprintf(s, format, ap);
-}
-
-int
-xf86vsnprintf(char *s, xf86size_t len, const char *format, va_list ap)
-{
- return vsnprintf(s, (size_t)len, format, ap);
-}
-
-#ifdef HAVE_VFSCANF
-int
-xf86fscanf(XF86FILE* f, const char *format, ...)
-#else
-int
-xf86fscanf(XF86FILE* f, const char *format, char *a0, char *a1, char *a2,
- char *a3, char *a4, char *a5, char *a6, char *a7, char *a8,
- char *a9) /* limit of ten args */
-#endif
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
-#ifdef HAVE_VFSCANF
- int ret;
- va_list args;
- va_start(args, format);
-
- _xf86checkhndl(fp,"xf86fscanf");
-
- ret = vfscanf(fp->filehnd,format,args);
- va_end(args);
- return ret;
-#else
- _xf86checkhndl(fp,"xf86fscanf");
- return fscanf(fp->filehnd, format, a0, a1, a2, a3, a4, a5, a6, a7, a8, a9);
-#endif
-}
-
-char *
-xf86fgets(char *buf, INT32 n, XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86fgets");
- return fgets(buf,(int)n,fp->filehnd);
-}
-
-int
-xf86fputs(const char *buf, XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86fputs");
- return fputs(buf,fp->filehnd);
-}
-
-int
-xf86getc(XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86getc");
- return getc(fp->filehnd);
-}
-
-int
-xf86fgetc(XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86fgetc");
- return fgetc(fp->filehnd);
-}
-
-int
-xf86fputc(int c,XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86fputc");
- return fputc(c,fp->filehnd);
-}
-
-int
-xf86fflush(XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86fflush");
- return fflush(fp->filehnd);
-}
-
-xf86size_t
-xf86fread(void* buf, xf86size_t sz, xf86size_t cnt, XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
-#ifdef DEBUG
- ErrorF("xf86fread for XF86FILE %p\n", fp);
-#endif
- _xf86checkhndl(fp,"xf86fread");
- return fread(buf,(size_t)sz,(size_t)cnt,fp->filehnd);
-}
-
-xf86size_t
-xf86fwrite(const void* buf, xf86size_t sz, xf86size_t cnt, XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86fwrite");
- return fwrite(buf,(size_t)sz,(size_t)cnt,fp->filehnd);
-}
-
-int
-xf86fseek(XF86FILE* f, long offset, int whence)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86fseek");
- switch (whence) {
- case XF86_SEEK_SET:
- whence = SEEK_SET;
- break;
- case XF86_SEEK_CUR:
- whence = SEEK_CUR;
- break;
- case XF86_SEEK_END:
- whence = SEEK_END;
- break;
- }
- return fseek(fp->filehnd,offset,whence);
-}
-
-long
-xf86ftell(XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86ftell");
- return ftell(fp->filehnd);
-}
-
-#define mapnum(e) case (xf86_##e): err = e; break;
-
-char*
-xf86strerror(int n)
-{
- int err;
-
- switch (n)
- {
- case 0: err = 0; break;
- mapnum (EACCES);
- mapnum (EAGAIN);
- mapnum (EBADF);
- mapnum (EEXIST);
- mapnum (EFAULT);
- mapnum (EINTR);
- mapnum (EINVAL);
- mapnum (EISDIR);
- mapnum (ELOOP); /* not POSIX 1 */
- mapnum (EMFILE);
- mapnum (ENAMETOOLONG);
- mapnum (ENFILE);
- mapnum (ENOENT);
- mapnum (ENOMEM);
- mapnum (ENOSPC);
- mapnum (ENOTDIR);
- mapnum (EPIPE);
- mapnum (EROFS);
-#ifndef __UNIXOS2__
- mapnum (ETXTBSY); /* not POSIX 1 */
-#endif
- mapnum (ENOTTY);
-#ifdef ENOSYS
- mapnum (ENOSYS);
-#endif
- mapnum (EBUSY);
- mapnum (ENODEV);
- mapnum (EIO);
-#ifdef ESRCH
- mapnum (ESRCH);
-#endif
-#ifdef ENXIO
- mapnum (ENXIO);
-#endif
-#ifdef E2BIG
- mapnum (E2BIG);
-#endif
-#ifdef ENOEXEC
- mapnum (ENOEXEC);
-#endif
-#ifdef ECHILD
- mapnum (ECHILD);
-#endif
-#ifdef ENOTBLK
- mapnum (ENOTBLK);
-#endif
-#ifdef EXDEV
- mapnum (EXDEV);
-#endif
-#ifdef EFBIG
- mapnum (EFBIG);
-#endif
-#ifdef ESPIPE
- mapnum (ESPIPE);
-#endif
-#ifdef EMLINK
- mapnum (EMLINK);
-#endif
-#ifdef EDOM
- mapnum (EDOM);
-#endif
-#ifdef ERANGE
- mapnum (ERANGE);
-#endif
-
- default:
- err = 999;
- }
- return strerror(err);
-}
-
-#undef mapnum
-
-
-/* required for portable fgetpos/fsetpos,
- * use as
- * XF86fpos_t* pos = xalloc(xf86fpossize());
- */
-long
-xf86fpossize()
-{
- return sizeof(fpos_t);
-}
-
-int
-xf86fgetpos(XF86FILE* f,XF86fpos_t* pos)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
- fpos_t *ppos = (fpos_t*)pos;
-
- _xf86checkhndl(fp,"xf86fgetpos");
-#ifndef ISC
- return fgetpos(fp->filehnd,ppos);
-#else
- *ppos = ftell(fp->filehnd);
- if (*ppos < 0L)
- return(-1);
- return(0);
-#endif
-}
-
-int
-xf86fsetpos(XF86FILE* f,const XF86fpos_t* pos)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
- fpos_t *ppos = (fpos_t*)pos;
-
- /* XXX need to handle xf86errno here */
- _xf86checkhndl(fp,"xf86fsetpos");
-#ifndef ISC
- return fsetpos(fp->filehnd,ppos);
-#else
- if (ppos == NULL)
- {
- errno = EINVAL;
- return EOF;
- }
- return fseek(fp->filehnd, *ppos, SEEK_SET);
-#endif
-}
-
-void
-xf86perror(const char *s)
-{
- perror(s);
-}
-
-int
-xf86remove(const char *s)
-{
-#ifdef _POSIX_SOURCE
- return remove(s);
-#else
- return unlink(s);
-#endif
-}
-
-int
-xf86rename(const char *old, const char *new)
-{
-#ifdef _POSIX_SOURCE
- return rename(old,new);
-#else
- int ret = link(old,new);
- if (!ret) {
- ret = unlink(old);
- if (ret) unlink(new);
- } else
- ret = unlink(new);
- return ret;
-#endif
-}
-
-void
-xf86rewind(XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86fsetpos");
- rewind(fp->filehnd);
-}
-
-void
-xf86clearerr(XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86clearerr");
- clearerr(fp->filehnd);
-}
-
-int
-xf86feof(XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86feof");
- return feof(fp->filehnd);
-}
-
-int
-xf86ferror(XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86ferror");
- return ferror(fp->filehnd);
-}
-
-XF86FILE*
-xf86freopen(const char* fname,const char* mode,XF86FILE* fold)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)fold;
- FILE *fnew;
-
- _xf86checkhndl(fp,"xf86freopen");
- fnew = freopen(fname,mode,fp->filehnd);
- xf86errno = xf86GetErrno();
- if (!fnew) {
- xf86fclose(fold); /* discard old XF86FILE structure */
- return 0;
- }
- /* recycle the old XF86FILE structure */
- fp->magic = XF86FILE_magic;
- fp->filehnd = fnew;
- fp->fileno = fileno(fnew);
- fp->fname = xf86strdup(fname);
-#ifdef DEBUG
- ErrorF("xf86freopen(%s,%s,%p) yields FILE %p XF86FILE %p\n",
- fname,mode,fold,fnew,fp);
-#endif
- return (XF86FILE*)fp;
-}
-
-int
-xf86setbuf(XF86FILE* f, char *buf)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86fsetbuf");
-#ifdef SETBUF_RETURNS_INT
- return setbuf(fp->filehnd, buf);
-#else
- setbuf(fp->filehnd, buf);
- return 0;
-#endif
-}
-
-int
-xf86setvbuf(XF86FILE* f, char *buf, int mode, xf86size_t size)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
- int vbufmode;
-
- _xf86checkhndl(fp,"xf86fsetvbuf");
-
- switch (mode) {
- case XF86_IONBF:
- vbufmode = _IONBF;
- break;
- case XF86_IOLBF:
- vbufmode = _IOFBF;
- break;
- case XF86_IOFBF:
- vbufmode = _IOLBF;
- break;
- default:
- FatalError("libc_wrapper error: mode in setvbuf incorrect");
- exit(42);
- }
-
- return setvbuf(fp->filehnd,buf,vbufmode,(size_t)size);
-}
-
-XF86FILE*
-xf86tmpfile(void)
-{
-#ifdef NEED_TMPFILE
- return xf86fopen(tmpnam((char*)0),"w+");
-#else
- XF86FILE_priv* fp;
- FILE *f = tmpfile();
- xf86errno = xf86GetErrno();
- if (!f) return 0;
-
- fp = xalloc(sizeof(XF86FILE_priv));
- fp->magic = XF86FILE_magic;
- fp->filehnd = f;
- fp->fileno = fileno(f);
- fp->fname = xf86strdup("*tmpfile*"); /* so that it can be xfree()'d */
-#ifdef DEBUG
- ErrorF("xf86tmpfile() yields FILE %p XF86FILE %p\n",f,fp);
-#endif
- return (XF86FILE*)fp;
-}
-#endif /* HAS_TMPFILE */
-
-
-int
-xf86ungetc(int c,XF86FILE* f)
-{
- XF86FILE_priv* fp = (XF86FILE_priv*)f;
-
- _xf86checkhndl(fp,"xf86ungetc");
- return ungetc(c,fp->filehnd);
-}
-
-/* Misc functions. Some are ANSI C, some are not. */
-
-void
-xf86usleep(usec)
- unsigned long usec;
-{
-#if (defined(SYSV) || defined(SVR4)) && !defined(sun)
- syscall(3112, (usec) / 1000 + 1);
-#else
- usleep(usec);
-#endif
-}
-
-void
-xf86getsecs(long * secs, long * usecs)
-{
- struct timeval tv;
-
- X_GETTIMEOFDAY(&tv);
- if (secs)
- *secs = tv.tv_sec;
- if (usecs)
- *usecs= tv.tv_usec;
-
- return;
-}
-
-int
-xf86ffs(int mask)
-{
- int n;
- if (mask == 0) return 0;
- for (n = 1; (mask & 1)==0; n++)
- mask >>= 1;
- return n;
-}
-
-char *
-xf86getenv(const char * a)
-{
- /* Only allow this when the real and effective uids are the same */
- if (getuid() != geteuid())
- return NULL;
- else
- return(getenv(a));
-}
-
-void *
-xf86bsearch(const void *key, const void *base, xf86size_t nmemb,
- xf86size_t size, int (*compar)(const void *, const void *))
-{
- return bsearch(key, base, (size_t)nmemb, (size_t)size, compar);
-}
-
-int
-xf86execl(const char *pathname, const char *arg, ...)
-{
-#ifndef __UNIXOS2__
- int i;
- pid_t pid;
- int exit_status;
- char *arglist[5];
- va_list args;
- va_start(args, arg);
- arglist[0] = (char*)&args;
- i = 1;
- while (i < 5 && (arglist[i++] = va_arg(args, char *)) != NULL)
- ;
- va_end(args);
-
- if ((pid = fork()) < 0) {
- ErrorF("Fork failed (%s)\n", strerror(errno));
- return -1;
- } else if (pid == 0) { /* child */
- /*
- * Make sure that the child doesn't inherit any I/O permissions it
- * shouldn't have. It's better to put constraints on the development
- * of a clock program than to give I/O permissions to a bogus program
- * in someone's XF86Config file
- */
-#ifndef SELF_CONTAINED_WRAPPER
- xf86DisableIO();
-#endif
- if (setuid(getuid()) == -1) {
- ErrorF("xf86Execl: setuid() failed: %s\n", strerror(errno));
- exit(255);
- }
-#if !defined(SELF_CONTAINED_WRAPPER)
- /* set stdin, stdout to the consoleFD, and leave stderr alone */
- for (i = 0; i < 2; i++)
- {
- if (xf86Info.consoleFd != i)
- {
- close(i);
- dup(xf86Info.consoleFd);
- }
- }
-#endif
-
- execv(pathname, arglist);
- ErrorF("Exec failed for command \"%s\" (%s)\n",
- pathname, strerror(errno));
- exit(255);
- }
-
- /* parent */
- wait(&exit_status);
- if (WIFEXITED(exit_status))
- {
- switch (WEXITSTATUS(exit_status))
- {
- case 0: /* OK */
- return 0;
- case 255: /* exec() failed */
- return(255);
- default: /* bad exit status */
- ErrorF("Program \"%s\" had bad exit status %d\n",
- pathname, WEXITSTATUS(exit_status));
- return(WEXITSTATUS(exit_status));
- }
- }
- else if (WIFSIGNALED(exit_status))
- {
- ErrorF("Program \"%s\" died on signal %d\n",
- pathname, WTERMSIG(exit_status));
- return(WTERMSIG(exit_status));
- }
-#ifdef WIFSTOPPED
- else if (WIFSTOPPED(exit_status))
- {
- ErrorF("Program \"%s\" stopped by signal %d\n",
- pathname, WSTOPSIG(exit_status));
- return(WSTOPSIG(exit_status));
- }
-#endif
- else /* should never get to this point */
- {
- ErrorF("Program \"%s\" has unknown exit condition\n",
- pathname);
- return(1);
- }
-#else
- return(1);
-#endif /* __UNIXOS2__ Disable this crazy business for now */
-}
-
-void
-xf86abort(void)
-{
- ErrorF("Module called abort() function\n");
- abort();
-}
-
-void
-xf86exit(int ex)
-{
- ErrorF("Module called exit() function with value=%d\n",ex);
- exit(ex);
-}
-
-/* directory handling functions */
-#define XF86DIR_magic 0x78666876 /* "xfhv" */
-
-typedef struct _xf86_dir_ {
- DIR *dir;
- INT32 magic;
- XF86DIRENT *dirent;
-} XF86DIR_priv;
-
-static void
-_xf86checkdirhndl(XF86DIR_priv* f,const char *func)
-{
- if (!f || f->magic != XF86DIR_magic || !f->dir || !f->dirent) {
- FatalError("libc_wrapper error: passed invalid DIR handle to %s",
- func);
- exit(42);
- }
-}
-
-XF86DIR *
-xf86opendir(const char *name)
-{
- XF86DIR_priv *dp;
- DIR *dirp;
-
- dirp = opendir(name);
- if (!dirp)
- return (XF86DIR*)0;
-
- dp = xalloc(sizeof(XF86DIR_priv));
- dp->magic = XF86DIR_magic; /* This time I have this, Dirk! :-) */
- dp->dir = dirp;
- dp->dirent = xalloc(sizeof(struct _xf86dirent));
-
- return (XF86DIR*)dp;
-}
-
-XF86DIRENT*
-xf86readdir(XF86DIR* dirp)
-{
- XF86DIR_priv* dp = (XF86DIR_priv*)dirp;
- DIRENTRY *de;
- XF86DIRENT* xde;
- int sz;
-
- _xf86checkdirhndl(dp,"xf86readdir");
-
- de = readdir(dp->dir);
- if (!de)
- return (XF86DIRENT*)0;
- xde = dp->dirent;
- sz = strlen(de->d_name);
- strncpy(xde->d_name,de->d_name, sz>_XF86NAMELEN ? (_XF86NAMELEN+1) : (sz+1));
- xde->d_name[_XF86NAMELEN] = '\0'; /* be sure to have a 0 byte */
- return xde;
-}
-
-void
-xf86rewinddir(XF86DIR* dirp)
-{
- XF86DIR_priv* dp = (XF86DIR_priv*)dirp;
-
- _xf86checkdirhndl(dp,"xf86readdir");
- rewinddir(dp->dir);
-}
-
-int
-xf86closedir(XF86DIR* dir)
-{
- XF86DIR_priv* dp = (XF86DIR_priv*)dir;
- int n;
-
- _xf86checkdirhndl(dp,"xf86readdir");
-
- n = closedir(dp->dir);
- dp->magic = 0;
- xfree(dp->dirent);
- xfree(dp);
-
- return n;
-}
-
-static mode_t
-xfToOsChmodMode(xf86mode_t xfmode)
-{
- mode_t mode = 0;
-
- if (xfmode & XF86_S_ISUID) mode |= S_ISUID;
- if (xfmode & XF86_S_ISGID) mode |= S_ISGID;
-#ifndef __UNIXOS2__
- if (xfmode & XF86_S_ISVTX) mode |= S_ISVTX;
-#endif
- if (xfmode & XF86_S_IRUSR) mode |= S_IRUSR;
- if (xfmode & XF86_S_IWUSR) mode |= S_IWUSR;
- if (xfmode & XF86_S_IXUSR) mode |= S_IXUSR;
- if (xfmode & XF86_S_IRGRP) mode |= S_IRGRP;
- if (xfmode & XF86_S_IWGRP) mode |= S_IWGRP;
- if (xfmode & XF86_S_IXGRP) mode |= S_IXGRP;
- if (xfmode & XF86_S_IROTH) mode |= S_IROTH;
- if (xfmode & XF86_S_IWOTH) mode |= S_IWOTH;
- if (xfmode & XF86_S_IXOTH) mode |= S_IXOTH;
-
- return mode;
-}
-
-int
-xf86chmod(const char *path, xf86mode_t xfmode)
-{
- mode_t mode = xfToOsChmodMode(xfmode);
- int rc = chmod(path, mode);
-
- xf86errno = xf86GetErrno();
- return rc;
-}
-
-int
-xf86chown(const char *path, xf86uid_t owner, xf86gid_t group)
-{
-#ifndef __UNIXOS2__
- int rc = chown(path, owner, group);
-#else
- int rc = 0;
-#endif
- xf86errno = xf86GetErrno();
- return rc;
-}
-
-xf86uid_t
-xf86geteuid(void)
-{
- return geteuid();
-}
-
-xf86gid_t
-xf86getegid(void)
-{
- return getegid();
-}
-
-int
-xf86getpid(void)
-{
- return getpid();
-}
-
-static mode_t
-xfToOsMknodMode(xf86mode_t xfmode)
-{
- mode_t mode = xfToOsChmodMode(xfmode);
-
- if (xfmode & XF86_S_IFREG) mode |= S_IFREG;
- if (xfmode & XF86_S_IFCHR) mode |= S_IFCHR;
-#ifndef __UNIXOS2__
- if (xfmode & XF86_S_IFBLK) mode |= S_IFBLK;
-#endif
- if (xfmode & XF86_S_IFIFO) mode |= S_IFIFO;
-
- return mode;
-}
-
-int xf86mknod(const char *pathname, xf86mode_t xfmode, xf86dev_t dev)
-{
- mode_t mode = xfToOsMknodMode(xfmode);
-#ifndef __UNIXOS2__
- int rc = mknod(pathname, mode, dev);
-#else
- int rc = 0;
-#endif
- xf86errno = xf86GetErrno();
- return rc;
-}
-
-unsigned int xf86sleep(unsigned int seconds)
-{
- return sleep(seconds);
-}
-
-int xf86mkdir(const char *pathname, xf86mode_t xfmode)
-{
- mode_t mode = xfToOsChmodMode(xfmode);
- int rc = mkdir(pathname, mode);
-
- xf86errno = xf86GetErrno();
- return rc;
-}
-
-
-/* Several math functions */
-
-int
-xf86abs(int x)
-{
- return abs(x);
-}
-
-double
-xf86acos(double x)
-{
- return acos(x);
-}
-
-double
-xf86asin(double x)
-{
- return asin(x);
-}
-
-double
-xf86atan(double x)
-{
- return atan(x);
-}
-
-double
-xf86atan2(double x,double y)
-{
- return atan2(x,y);
-}
-
-double
-xf86atof(const char* s)
-{
- return atof(s);
-}
-
-int
-xf86atoi(const char* s)
-{
- return atoi(s);
-}
-
-long
-xf86atol(const char* s)
-{
- return atol(s);
-}
-
-double
-xf86ceil(double x)
-{
- return ceil(x);
-}
-
-double
-xf86cos(double x)
-{
- return(cos(x));
-}
-
-double
-xf86exp(double x)
-{
- return(exp(x));
-}
-
-double
-xf86fabs(double x)
-{
- return(fabs(x));
-}
-
-int
-xf86finite(double x)
-{
-#ifndef QNX4
-#ifndef __UNIXOS2__
- return(finite(x));
-#else
- return(isfinite(x));
-#endif /* __UNIXOS2__ */
-#else
- /* XXX Replace this with something that really works. */
- return 1;
-#endif
-}
-
-double
-xf86floor(double x)
-{
- return floor(x);
-}
-
-double
-xf86fmod(double x,double y)
-{
- return fmod(x,y);
-}
-
-long
-xf86labs(long x)
-{
- return labs(x);
-}
-
-double
-xf86ldexp(double x, int exp)
-{
- return ldexp(x, exp);
-}
-
-double
-xf86log(double x)
-{
- return(log(x));
-}
-
-double
-xf86log10(double x)
-{
- return(log10(x));
-}
-
-double
-xf86modf(double x,double* y)
-{
- return modf(x,y);
-}
-
-double
-xf86pow(double x, double y)
-{
- return(pow(x,y));
-}
-
-double
-xf86sin(double x)
-{
- return sin(x);
-}
-
-double
-xf86sqrt(double x)
-{
- return(sqrt(x));
-}
-
-double
-xf86strtod(const char *s, char **end)
-{
- return strtod(s,end);
-}
-
-long
-xf86strtol(const char *s, char **end, int radix)
-{
- return strtol(s,end,radix);
-}
-
-unsigned long
-xf86strtoul(const char *s, char **end,int radix)
-{
- return strtoul(s,end,radix);
-}
-
-double
-xf86tan(double x)
-{
- return tan(x);
-}
-
-/* memory functions */
-void*
-xf86memchr(const void* s, int c, xf86size_t n)
-{
- return memchr(s,c,(size_t)n);
-}
-
-int
-xf86memcmp(const void* s1, const void* s2, xf86size_t n)
-{
- return(memcmp(s1,s2,(size_t)n));
-}
-
-void*
-xf86memcpy(void* dest, const void* src, xf86size_t n)
-{
- return(memcpy(dest,src,(size_t)n));
-}
-
-void*
-xf86memmove(void* dest, const void* src, xf86size_t n)
-{
- return(memmove(dest,src,(size_t)n));
-}
-
-void*
-xf86memset(void* s, int c, xf86size_t n)
-{
- return(memset(s,c,(size_t)n));
-}
-
-/* ctype functions */
-
-int
-xf86isalnum(int c)
-{
- return isalnum(c) ? 1 : 0;
-}
-
-int
-xf86isalpha(int c)
-{
- return isalpha(c) ? 1 : 0;
-}
-
-int
-xf86iscntrl(int c)
-{
- return iscntrl(c) ? 1 : 0;
-}
-
-int
-xf86isdigit(int c)
-{
- return isdigit(c) ? 1 : 0;
-}
-
-int
-xf86isgraph(int c)
-{
- return isgraph(c) ? 1 : 0;
-}
-
-int
-xf86islower(int c)
-{
- return islower(c) ? 1 : 0;
-}
-
-int
-xf86isprint(int c)
-{
- return isprint(c) ? 1 : 0;
-}
-
-int
-xf86ispunct(int c)
-{
- return ispunct(c) ? 1 : 0;
-}
-
-int
-xf86isspace(int c)
-{
- return isspace(c) ? 1 : 0;
-}
-
-int
-xf86isupper(int c)
-{
- return isupper(c) ? 1 : 0;
-}
-
-int
-xf86isxdigit(int c)
-{
- return isxdigit(c) ? 1 : 0;
-}
-
-int
-xf86tolower(int c)
-{
- return tolower(c);
-}
-
-int
-xf86toupper(int c)
-{
- return toupper(c);
-}
-
-/* memory allocation functions */
-void*
-xf86calloc(xf86size_t sz,xf86size_t n)
-{
- return xcalloc(sz, n);
-}
-
-void
-xf86free(void* p)
-{
- xfree(p);
-}
-
-double
-xf86frexp(double x, int *exp)
-{
- return frexp(x, exp);
-}
-
-void*
-xf86malloc(xf86size_t n)
-{
- return xalloc(n);
-}
-
-void*
-xf86realloc(void* p, xf86size_t n)
-{
- return xrealloc(p,n);
-}
-
-/*
- * XXX This probably doesn't belong here.
- */
-int
-xf86getpagesize()
-{
- static int pagesize = -1;
-
- if (pagesize != -1)
- return pagesize;
-
-#if defined(_SC_PAGESIZE) || defined(HAS_SC_PAGESIZE)
- pagesize = sysconf(_SC_PAGESIZE);
-#endif
-#ifdef _SC_PAGE_SIZE
- if (pagesize == -1)
- pagesize = sysconf(_SC_PAGE_SIZE);
-#endif
-#ifdef HAS_GETPAGESIZE
- if (pagesize == -1)
- pagesize = getpagesize();
-#endif
-#ifdef PAGE_SIZE
- if (pagesize == -1)
- pagesize = PAGE_SIZE;
-#endif
- if (pagesize == -1)
- FatalError("xf86getpagesize: Cannot determine page size");
-
- return pagesize;
-}
-
-
-#define mapnum(e) case (e): return (xf86_##e)
-
-int
-xf86GetErrno ()
-{
- switch (errno)
- {
- case 0: return 0;
- mapnum (EACCES);
- mapnum (EAGAIN);
- mapnum (EBADF);
- mapnum (EEXIST);
- mapnum (EFAULT);
- mapnum (EINTR);
- mapnum (EINVAL);
- mapnum (EISDIR);
- mapnum (ELOOP); /* not POSIX 1 */
- mapnum (EMFILE);
- mapnum (ENAMETOOLONG);
- mapnum (ENFILE);
- mapnum (ENOENT);
- mapnum (ENOMEM);
- mapnum (ENOSPC);
- mapnum (ENOTDIR);
- mapnum (EPIPE);
- mapnum (EROFS);
-#ifndef __UNIXOS2__
- mapnum (ETXTBSY); /* not POSIX 1 */
-#endif
- mapnum (ENOTTY);
-#ifdef ENOSYS
- mapnum (ENOSYS);
-#endif
- mapnum (EBUSY);
- mapnum (ENODEV);
- mapnum (EIO);
-#ifdef ESRCH
- mapnum (ESRCH);
-#endif
-#ifdef ENXIO
- mapnum (ENXIO);
-#endif
-#ifdef E2BIG
- mapnum (E2BIG);
-#endif
-#ifdef ENOEXEC
- mapnum (ENOEXEC);
-#endif
-#ifdef ECHILD
- mapnum (ECHILD);
-#endif
-#ifdef ENOTBLK
- mapnum (ENOTBLK);
-#endif
-#ifdef EXDEV
- mapnum (EXDEV);
-#endif
-#ifdef EFBIG
- mapnum (EFBIG);
-#endif
-#ifdef ESPIPE
- mapnum (ESPIPE);
-#endif
-#ifdef EMLINK
- mapnum (EMLINK);
-#endif
-#ifdef EDOM
- mapnum (EDOM);
-#endif
-#ifdef ERANGE
- mapnum (ERANGE);
-#endif
- default:
- return (xf86_UNKNOWN);
- }
-}
-
-#undef mapnum
-
-
-
-#ifdef HAVE_SYSV_IPC
-
-int
-xf86shmget(xf86key_t key, int size, int xf86shmflg)
-{
- int shmflg;
- int ret;
-
- /* This copies the permissions (SHM_R, SHM_W for u, g, o). */
- shmflg = xf86shmflg & 0777;
-
- if (key == XF86IPC_PRIVATE) key = IPC_PRIVATE;
-
- if (xf86shmflg & XF86IPC_CREAT) shmflg |= IPC_CREAT;
- if (xf86shmflg & XF86IPC_EXCL) shmflg |= IPC_EXCL;
- if (xf86shmflg & XF86IPC_NOWAIT) shmflg |= IPC_NOWAIT;
- ret = shmget((key_t) key, size, shmflg);
-
- if (ret == -1)
- xf86errno = xf86GetErrno();
-
- return ret;
-}
-
-char *
-xf86shmat(int id, char *addr, int xf86shmflg)
-{
- int shmflg = 0;
- pointer ret;
-
-#ifdef SHM_RDONLY
- if (xf86shmflg & XF86SHM_RDONLY) shmflg |= SHM_RDONLY;
-#endif
-#ifdef SHM_RND
- if (xf86shmflg & XF86SHM_RND) shmflg |= SHM_RND;
-#endif
-#ifdef SHM_REMAP
- if (xf86shmflg & XF86SHM_REMAP) shmflg |= SHM_REMAP;
-#endif
-
- ret = shmat(id,addr,shmflg);
-
- if (ret == (pointer) -1)
- xf86errno = xf86GetErrno();
-
- return ret;
-}
-
-int
-xf86shmdt(char *addr)
-{
- int ret;
-
- ret = shmdt(addr);
-
- if (ret == -1)
- xf86errno = xf86GetErrno();
-
- return ret;
-}
-
-/*
- * for now only implement the rmid command.
- */
-int
-xf86shmctl(int id, int xf86cmd, pointer buf)
-{
- int cmd;
- int ret;
-
- switch (xf86cmd) {
- case XF86IPC_RMID:
- cmd = IPC_RMID;
- break;
- default:
- return 0;
- }
-
- ret = shmctl(id, cmd, buf);
-
- if (ret == -1)
- xf86errno = xf86GetErrno();
-
- return ret;
-}
-#else
-
-int
-xf86shmget(xf86key_t key, int size, int xf86shmflg)
-{
- xf86errno = ENOSYS;
-
- return -1;
-}
-
-char *
-xf86shmat(int id, char *addr, int xf86shmflg)
-{
- xf86errno = ENOSYS;
-
- return (char *)-1;
-}
-
-int
-xf86shmctl(int id, int xf86cmd, pointer buf)
-{
- xf86errno = ENOSYS;
-
- return -1;
-}
-
-int
-xf86shmdt(char *addr)
-{
- xf86errno = ENOSYS;
-
- return -1;
-}
-#endif /* HAVE_SYSV_IPC */
-
-int
-xf86getjmptype()
-{
-#ifdef HAS_GLIBC_SIGSETJMP
- return 1;
-#else
- return 0;
-#endif
-}
-
-#ifdef HAS_GLIBC_SIGSETJMP
-
-int
-xf86setjmp(xf86jmp_buf env)
-{
-#if defined(__GLIBC__) && (__GLIBC__ >= 2)
- return __sigsetjmp((void *)env, xf86setjmp1_arg2());
-#else
- return xf86setjmp1(env, xf86setjmp1_arg2());
-#endif
-}
-
-int
-xf86setjmp0(xf86jmp_buf env)
-{
- FatalError("setjmp: type 0 called instead of type %d", xf86getjmptype());
-}
-
-#if !defined(__GLIBC__) || (__GLIBC__ < 2) /* libc5 */
-
-int
-xf86setjmp1(xf86jmp_buf env, int arg2)
-{
- __sigjmp_save((void *)env, arg2);
- return __setjmp((void *)env);
-}
-
-#endif
-
-#else /* HAS_GLIBC_SIGSETJMP */
-
-int
-xf86setjmp1(xf86jmp_buf env, int arg2)
-{
- FatalError("setjmp: type 1 called instead of type %d", xf86getjmptype());
-}
-
-int
-xf86setjmp0(xf86jmp_buf env)
-{
- return setjmp((void *)env);
-}
-
-#endif /* HAS_GLIBC_SIGSETJMP */
-
-int
-xf86setjmp1_arg2()
-{
- return 1;
-}
-
-int
-xf86setjmperror(xf86jmp_buf env)
-{
- FatalError("setjmp: don't know how to handle setjmp() type %d",
- xf86getjmptype());
-}
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-11 17:21:18 +0000