int
ddxProcessArgument(int argc, char *argv[], int i)
{
static Bool firstTime = TRUE;
static int lastScreen = -1;
vfbScreenInfo *currentScreen;
if (firstTime)
{
vfbInitializePixmapDepths();
firstTime = FALSE;
}
if (lastScreen == -1)
currentScreen = &defaultScreenInfo;
else
currentScreen = &vfbScreens[lastScreen];
#define CHECK_FOR_REQUIRED_ARGUMENTS(num) \
if (((i + num) >= argc) || (!argv[i + num])) { \
ErrorF("Required argument to %s not specified\n", argv[i]); \
UseMsg(); \
FatalError("Required argument to %s not specified\n", argv[i]); \
}
if (strcmp (argv[i], "-screen") == 0) /* -screen n WxHxD */
{
int screenNum;
CHECK_FOR_REQUIRED_ARGUMENTS(2);
screenNum = atoi(argv[i+1]);
/* The protocol only has a CARD8 for number of screens in the
connection setup block, so don't allow more than that. */
if ((screenNum < 0) || (screenNum >= 255))
{
ErrorF("Invalid screen number %d\n", screenNum);
UseMsg();
FatalError("Invalid screen number %d passed to -screen\n",
screenNum);
}
if (vfbNumScreens <= screenNum)
{
vfbScreens = realloc(vfbScreens, sizeof(*vfbScreens) * (screenNum + 1));
if (!vfbScreens)
FatalError("Not enough memory for screen %d\n", screenNum);
for (; vfbNumScreens <= screenNum; ++vfbNumScreens)
vfbScreens[vfbNumScreens] = defaultScreenInfo;
}
if (3 != sscanf(argv[i+2], "%dx%dx%d",
&vfbScreens[screenNum].width,
&vfbScreens[screenNum].height,
&vfbScreens[screenNum].depth))
{
ErrorF("Invalid screen configuration %s\n", argv[i+2]);
UseMsg();
FatalError("Invalid screen configuration %s for -screen %d\n",
argv[i+2], screenNum);
}
lastScreen = screenNum;
return 3;
}
if (strcmp (argv[i], "-pixdepths") == 0) /* -pixdepths list-of-depth */
{
int depth, ret = 1;
CHECK_FOR_REQUIRED_ARGUMENTS(1);
while ((++i < argc) && (depth = atoi(argv[i])) != 0)
{
if (depth < 0 || depth > 32)
{
ErrorF("Invalid pixmap depth %d\n", depth);
UseMsg();
FatalError("Invalid pixmap depth %d passed to -pixdepths\n",
depth);
}
vfbPixmapDepths[depth] = TRUE;
ret++;
}
return ret;
}
if (strcmp (argv[i], "+render") == 0) /* +render */
{
Render = TRUE;
return 1;
}
if (strcmp (argv[i], "-render") == 0) /* -render */
{
Render = FALSE;
#ifdef COMPOSITE
noCompositeExtension = TRUE;
#endif
return 1;
}
if (strcmp (argv[i], "-blackpixel") == 0) /* -blackpixel n */
{
CHECK_FOR_REQUIRED_ARGUMENTS(1);
currentScreen->blackPixel = atoi(argv[++i]);
return 2;
}
if (strcmp (argv[i], "-whitepixel") == 0) /* -whitepixel n */
{
CHECK_FOR_REQUIRED_ARGUMENTS(1);
currentScreen->whitePixel = atoi(argv[++i]);
return 2;
}
if (strcmp (argv[i], "-linebias") == 0) /* -linebias n */
{
CHECK_FOR_REQUIRED_ARGUMENTS(1);
currentScreen->lineBias = atoi(argv[++i]);
return 2;
}
#ifdef HAVE_MMAP
if (strcmp (argv[i], "-fbdir") == 0) /* -fbdir directory */
{
CHECK_FOR_REQUIRED_ARGUMENTS(1);
pfbdir = argv[++i];
fbmemtype = MMAPPED_FILE_FB;
return 2;
}
#endif /* HAVE_MMAP */
#ifdef HAS_SHM
if (strcmp (argv[i], "-shmem") == 0) /* -shmem */
{
fbmemtype = SHARED_MEMORY_FB;
return 1;
}
#endif
return 0;
}
int
ddxProcessArgument(int argc, char *argv[], int i)
{
static Bool firstTime = TRUE;
if (firstTime)
{
vfbInitializeDefaultScreens();
vfbInitializePixmapDepths();
firstTime = FALSE;
}
#define CHECK_FOR_REQUIRED_ARGUMENTS(num) \
if (((i + num) >= argc) || (!argv[i + num])) { \
ErrorF("Required argument to %s not specified\n", argv[i]); \
UseMsg(); \
FatalError("Required argument to %s not specified\n", argv[i]); \
}
if (strcmp (argv[i], "-screen") == 0) /* -screen n WxHxD */
{
int screenNum;
CHECK_FOR_REQUIRED_ARGUMENTS(2);
screenNum = atoi(argv[i+1]);
if (screenNum < 0 || screenNum >= MAXSCREENS)
{
ErrorF("Invalid screen number %d\n", screenNum);
UseMsg();
FatalError("Invalid screen number %d passed to -screen\n",
screenNum);
}
if (3 != sscanf(argv[i+2], "%dx%dx%d",
&vfbScreens[screenNum].width,
&vfbScreens[screenNum].height,
&vfbScreens[screenNum].depth))
{
ErrorF("Invalid screen configuration %s\n", argv[i+2]);
UseMsg();
FatalError("Invalid screen configuration %s for -screen %d\n",
argv[i+2], screenNum);
}
if (screenNum >= vfbNumScreens)
vfbNumScreens = screenNum + 1;
lastScreen = screenNum;
return 3;
}
if (strcmp (argv[i], "-pixdepths") == 0) /* -pixdepths list-of-depth */
{
int depth, ret = 1;
CHECK_FOR_REQUIRED_ARGUMENTS(1);
while ((++i < argc) && (depth = atoi(argv[i])) != 0)
{
if (depth < 0 || depth > 32)
{
ErrorF("Invalid pixmap depth %d\n", depth);
UseMsg();
FatalError("Invalid pixmap depth %d passed to -pixdepths\n",
depth);
}
vfbPixmapDepths[depth] = TRUE;
ret++;
}
return ret;
}
if (strcmp (argv[i], "+render") == 0) /* +render */
{
Render = TRUE;
return 1;
}
if (strcmp (argv[i], "-render") == 0) /* -render */
{
Render = FALSE;
#ifdef COMPOSITE
noCompositeExtension = TRUE;
#endif
return 1;
}
if (strcmp (argv[i], "-blackpixel") == 0) /* -blackpixel n */
{
Pixel pix;
CHECK_FOR_REQUIRED_ARGUMENTS(1);
pix = atoi(argv[++i]);
if (-1 == lastScreen)
{
int i;
for (i = 0; i < MAXSCREENS; i++)
{
vfbScreens[i].blackPixel = pix;
}
}
else
{
vfbScreens[lastScreen].blackPixel = pix;
}
return 2;
}
if (strcmp (argv[i], "-whitepixel") == 0) /* -whitepixel n */
{
Pixel pix;
CHECK_FOR_REQUIRED_ARGUMENTS(1);
pix = atoi(argv[++i]);
if (-1 == lastScreen)
{
int i;
for (i = 0; i < MAXSCREENS; i++)
{
vfbScreens[i].whitePixel = pix;
}
}
else
{
vfbScreens[lastScreen].whitePixel = pix;
}
return 2;
}
if (strcmp (argv[i], "-linebias") == 0) /* -linebias n */
{
unsigned int linebias;
CHECK_FOR_REQUIRED_ARGUMENTS(1);
linebias = atoi(argv[++i]);
if (-1 == lastScreen)
{
int i;
for (i = 0; i < MAXSCREENS; i++)
{
vfbScreens[i].lineBias = linebias;
}
}
else
{
vfbScreens[lastScreen].lineBias = linebias;
}
return 2;
}
#ifdef HAS_MMAP
if (strcmp (argv[i], "-fbdir") == 0) /* -fbdir directory */
{
CHECK_FOR_REQUIRED_ARGUMENTS(1);
pfbdir = argv[++i];
fbmemtype = MMAPPED_FILE_FB;
return 2;
}
#endif /* HAS_MMAP */
#ifdef HAS_SHM
if (strcmp (argv[i], "-shmem") == 0) /* -shmem */
{
fbmemtype = SHARED_MEMORY_FB;
return 1;
}
#endif
return 0;
}
