diff options
Diffstat (limited to 'hw/xfree86/os-support/linux/lnx_mouse.c')
| -rw-r--r-- | hw/xfree86/os-support/linux/lnx_mouse.c | 175 |
1 files changed, 1 insertions, 174 deletions
diff --git a/hw/xfree86/os-support/linux/lnx_mouse.c b/hw/xfree86/os-support/linux/lnx_mouse.c index 3d0d30f52..8bc7e6331 100644 --- a/hw/xfree86/os-support/linux/lnx_mouse.c +++ b/hw/xfree86/os-support/linux/lnx_mouse.c @@ -1,4 +1,4 @@ -/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/linux/lnx_mouse.c,v 1.2 2003/10/08 14:58:30 dawes Exp $ */ +/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/linux/lnx_mouse.c,v 1.1 1999/05/17 13:17:18 dawes Exp $ */ /* * Copyright 1999 by The XFree86 Project, Inc. @@ -8,10 +8,6 @@ #include "xf86.h" #include "xf86Xinput.h" #include "xf86OSmouse.h" -#include "xf86_OSlib.h" -#include <sys/types.h> -#include <sys/stat.h> -#include <unistd.h> static int SupportedInterfaces(void) @@ -19,172 +15,6 @@ SupportedInterfaces(void) return MSE_SERIAL | MSE_BUS | MSE_PS2 | MSE_XPS2 | MSE_AUTO; } -static const char * -DefaultProtocol(void) -{ - return "Auto"; -} - -#define DEFAULT_MOUSE_DEV "/dev/mouse" -#define DEFAULT_PS2_DEV "/dev/psaux" -#define DEFAULT_GPM_DATA_DEV "/dev/gpmdata" -#define DEFAULT_GPM_CTL_DEV "/dev/gpmdata" - -static const char *mouseDevs[] = { - DEFAULT_MOUSE_DEV, - DEFAULT_PS2_DEV, - DEFAULT_GPM_DATA_DEV, - NULL -}; - -typedef enum { - MOUSE_PROTO_UNKNOWN = 0, - MOUSE_PROTO_SERIAL, - MOUSE_PROTO_PS2, - MOUSE_PROTO_MSC, - MOUSE_PROTO_GPM -} protocolTypes; - -static struct { - protocolTypes proto; - const char *name; -} devproto[] = { - { MOUSE_PROTO_UNKNOWN, NULL }, - { MOUSE_PROTO_PS2, "PS/2" }, - { MOUSE_PROTO_MSC, "MouseSystems" }, - { MOUSE_PROTO_GPM, "GPM" } -}; - -static const char * -FindDevice(InputInfoPtr pInfo, const char *protocol, int flags) -{ - int fd = -1; - const char **pdev; - - for (pdev = mouseDevs; *pdev; pdev++) { - SYSCALL (fd = open(*pdev, O_RDWR | O_NONBLOCK | O_EXCL)); - if (fd == -1) { -#ifdef DEBUG - ErrorF("Cannot open %s (%s)\n", *pdev, strerror(errno)); -#endif - } else - break; - } - - if (*pdev) { - close(fd); - /* Set the Device option. */ - pInfo->conf_idev->commonOptions = - xf86AddNewOption(pInfo->conf_idev->commonOptions, "Device", *pdev); - xf86Msg(X_INFO, "%s: Setting Device option to \"%s\"\n", - pInfo->name, *pdev); - } - - return *pdev; -} - -static const char * -GuessProtocol(InputInfoPtr pInfo, int flags) -{ - int fd = -1; - const char *dev; - char *realdev; - struct stat sbuf; - int i; - int proto = MOUSE_PROTO_UNKNOWN; - - dev = xf86SetStrOption(pInfo->conf_idev->commonOptions, "Device", NULL); - if (!dev) { -#ifdef DEBUG - ErrorF("xf86SetStrOption failed to return the device name\n"); -#endif - return NULL; - } - /* Look at the device name to guess the protocol. */ - realdev = NULL; - if (strcmp(dev, DEFAULT_MOUSE_DEV) == 0) { - if (lstat(dev, &sbuf) != 0) { -#ifdef DEBUG - ErrorF("lstat failed for %s (%s)\n", dev, strerror(errno)); -#endif - return NULL; - } - if (S_ISLNK(sbuf.st_mode)) { - realdev = xnfalloc(PATH_MAX + 1); - i = readlink(dev, realdev, PATH_MAX); - if (i <= 0) { -#ifdef DEBUG - ErrorF("readlink failed for %s (%s)\n", dev, strerror(errno)); -#endif - xfree(realdev); - return NULL; - } - realdev[i] = '\0'; - } - } - if (!realdev) - realdev = xnfstrdup(dev); - else { - /* If realdev doesn't contain a '/' then prepend "/dev/" */ - if (!strchr(realdev, '/')) { - char *tmp = xnfalloc(strlen(realdev) + 5 + 1); - sprintf(tmp, "/dev/%s", realdev); - xfree(realdev); - realdev = tmp; - } - } - - if (strcmp(realdev, DEFAULT_PS2_DEV) == 0) - proto = MOUSE_PROTO_PS2; - else if (strcmp(realdev, DEFAULT_GPM_DATA_DEV) == 0) - proto = MOUSE_PROTO_MSC; - else if (strcmp(realdev, DEFAULT_GPM_CTL_DEV) == 0) - proto = MOUSE_PROTO_GPM; - xfree(realdev); - /* - * If the protocol can't be guessed from the device name, - * try to characterise it. - */ - if (proto == MOUSE_PROTO_UNKNOWN) { - SYSCALL (fd = open(dev, O_RDWR | O_NONBLOCK | O_EXCL)); - if (isatty(fd)) { - /* Serial PnP has already failed, so give up. */ - } else { - if (fstat(fd, &sbuf) != 0) { -#ifdef DEBUG - ErrorF("fstat failed for %s (%s)\n", dev, strerror(errno)); -#endif - close(fd); - return NULL; - } - if (S_ISFIFO(sbuf.st_mode)) { - /* Assume GPM data in MSC format. */ - proto = MOUSE_PROTO_MSC; - } else { - /* Default to PS/2 */ - proto = MOUSE_PROTO_PS2; - } - } - close(fd); - } - if (proto == MOUSE_PROTO_UNKNOWN) { - xf86Msg(X_ERROR, "%s: GuessProtocol: Cannot find mouse protocol.\n", - pInfo->name); - return NULL; - } else { - for (i = 0; i < sizeof(devproto)/sizeof(devproto[0]); i++) { - if (devproto[i].proto == proto) { - xf86Msg(X_INFO, - "%s: GuessProtocol: " - "setting mouse protocol to \"%s\"\n", - pInfo->name, devproto[i].name); - return devproto[i].name; - } - } - } - return NULL; -} - OSMouseInfoPtr xf86OSMouseInit(int flags) { @@ -194,9 +24,6 @@ xf86OSMouseInit(int flags) if (!p) return NULL; p->SupportedInterfaces = SupportedInterfaces; - p->DefaultProtocol = DefaultProtocol; - p->FindDevice = FindDevice; - p->GuessProtocol = GuessProtocol; return p; } |