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Diffstat (limited to 'nx-X11/programs/Xserver/hw/xfree86/os-support/linux/lnx_kmod.c')
-rw-r--r--nx-X11/programs/Xserver/hw/xfree86/os-support/linux/lnx_kmod.c113
1 files changed, 0 insertions, 113 deletions
diff --git a/nx-X11/programs/Xserver/hw/xfree86/os-support/linux/lnx_kmod.c b/nx-X11/programs/Xserver/hw/xfree86/os-support/linux/lnx_kmod.c
deleted file mode 100644
index c211d115a..000000000
--- a/nx-X11/programs/Xserver/hw/xfree86/os-support/linux/lnx_kmod.c
+++ /dev/null
@@ -1,113 +0,0 @@
-/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/linux/lnx_kmod.c,v 3.5 2001/10/01 13:44:14 eich Exp $ */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <errno.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <sys/wait.h>
-#include <signal.h>
-#include "xf86_OSlib.h"
-#include "xf86.h"
-
-
-#define MODPROBE_PATH_FILE "/proc/sys/kernel/modprobe"
-#define MAX_PATH 1024
-
-
-#if 0
-/* XFree86 #defines execl to be the xf86execl() function which does
- * a fork AND exec. We don't want that. We want the regular,
- * standard execl().
- */
-#ifdef execl
-#undef execl
-#endif
-#endif
-
-
-/*
- * Load a Linux kernel module.
- * This is used by the DRI/DRM to load a DRM kernel module when
- * the X server starts. It could be used for other purposes in the future.
- * Input:
- * modName - name of the kernel module (Ex: "tdfx")
- * Return:
- * 0 for failure, 1 for success
- */
-int
-xf86LoadKernelModule(const char *modName)
-{
- char mpPath[MAX_PATH] = "";
- int fd = -1, status, n;
- pid_t pid;
-
- /* get the path to the modprobe program */
- fd = open(MODPROBE_PATH_FILE, O_RDONLY);
- if (fd >= 0) {
- int count = read(fd, mpPath, MAX_PATH - 1);
- if (count <= 0) {
- mpPath[0] = 0;
- }
- else if (mpPath[count - 1] == '\n') {
- mpPath[count - 1] = 0; /* replaces \n with \0 */
- }
- close(fd);
- /* if this worked, mpPath will be "/sbin/modprobe" or similar. */
- }
-
- if (mpPath[0] == 0) {
- /* we failed to get the path from the system, use a default */
- strcpy(mpPath, "/sbin/modprobe");
- }
-
- /* now fork/exec the modprobe command */
- /*
- * It would be good to capture stdout/stderr so that it can be directed
- * to the log file. modprobe errors currently are missing from the log
- * file.
- */
- switch (pid = fork()) {
- case 0: /* child */
- /* change real/effective user ID to 0/0 as we need to
- * preinstall agpgart module for some DRM modules
- */
- if (setreuid(0,0)) {
- xf86Msg(X_WARNING,"LoadKernelModule: "
- "Setting of real/effective user Id to 0/0 failed");
- }
- setenv("PATH","/sbin",1);
- n = execl(mpPath, "modprobe", modName, NULL);
- xf86Msg(X_WARNING,"LoadKernelModule %s\n",strerror(errno));
- exit(EXIT_FAILURE); /* if we get here the child's exec failed */
- break;
- case -1: /* fork failed */
- return 0;
- default: /* fork worked */
- {
- /* XXX we loop over waitpid() because it sometimes fails on
- * the first attempt. Don't know why!
- */
- int count = 0, p;
- do {
- p = waitpid(pid, &status, 0);
- } while (p == -1 && count++ < 4);
-
- if (p == -1) {
- return 0;
- }
-
- if (WIFEXITED(status) && WEXITSTATUS(status) == 0) {
- return 1; /* success! */
- }
- else {
- return 0;
- }
- }
- }
-
- /* never get here */
- return 0;
-}