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add traces for library.c and xlib.c, also another internal function for dpy

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Signed-off-by: Thomas E. Dickey <dickey@invisible-island.net>
This commit is contained in:
Thomas E. Dickey 2024-10-31 18:59:24 -04:00
parent fbfe95e05f
commit f155414617
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GPG key ID: CC2AF4472167BE03
4 changed files with 148 additions and 63 deletions
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18
src/file.c
View file

@ -43,10 +43,10 @@ void _XcursorTrace(const char *fmt, ...)
}
}
unsigned _XcursorReturnUint(unsigned code)
void *_XcursorReturnAddr(void *addr)
{
_XcursorTrace(T_RETURN(u), code);
return code;
_XcursorTrace(T_RETURN(p), addr);
return addr;
}
int _XcursorReturnCode(int code)
@ -55,10 +55,16 @@ int _XcursorReturnCode(int code)
return code;
}
void *_XcursorReturnAddr(void *addr)
unsigned long _XcursorReturnLong(unsigned long code)
{
_XcursorTrace(T_RETURN(p), addr);
return addr;
_XcursorTrace(T_RETURN(lu), code);
return code;
}
unsigned _XcursorReturnUint(unsigned code)
{
_XcursorTrace(T_RETURN(u), code);
return code;
}
void _XcursorReturnVoid(void)

104
src/library.c
View file

@ -315,8 +315,11 @@ XcursorLibraryLoadImage (const char *file, const char *theme, int size)
FILE *f = NULL;
XcursorImage *image = NULL;
enterFunc((T_CALLED(XcursorLibraryLoadImage) "(\"%s\",\"%s\", %d)\n",
NonNull(file), NonNull(theme), size));
if (!file)
return NULL;
returnAddr(NULL);
if (theme)
f = XcursorScanTheme (theme, file);
@ -327,7 +330,7 @@ XcursorLibraryLoadImage (const char *file, const char *theme, int size)
image = XcursorFileLoadImage (f, size);
fclose (f);
}
return image;
returnAddr(image);
}
static XcursorImages *
@ -362,8 +365,11 @@ XcursorLibraryLoadImages (const char *file, const char *theme, int size)
FILE *f = NULL;
XcursorImages *images = NULL;
enterFunc((T_CALLED(XcursorLibraryLoadImages) "(\"%s\", \"%s\", %d)\n",
NonNull(file), NonNull(theme), size));
if (!file)
return NULL;
returnAddr(NULL);
if (theme)
f = XcursorScanTheme (theme, file);
@ -376,17 +382,20 @@ XcursorLibraryLoadImages (const char *file, const char *theme, int size)
XcursorImagesSetName (images, file);
fclose (f);
}
return images;
returnAddr(images);
}
Cursor
XcursorLibraryLoadCursor (Display *dpy, const char *file)
{
XcursorImages *images;
Cursor cursor;
Cursor cursor = 0;
enterFunc((T_CALLED(XcursorLibraryLoadCursor) "(%p, \"%s\")\n",
(void*)dpy, NonNull(file)));
if (!file)
return 0;
returnLong(cursor);
images = _XcursorLibraryLoadImages (dpy, file);
if (!images)
@ -394,16 +403,17 @@ XcursorLibraryLoadCursor (Display *dpy, const char *file)
int id = XcursorLibraryShape (file);
if (id >= 0)
return _XcursorCreateFontCursor (dpy, (unsigned) id);
else
return 0;
cursor = _XcursorCreateFontCursor (dpy, (unsigned) id);
}
cursor = XcursorImagesLoadCursor (dpy, images);
XcursorImagesDestroy (images);
else
{
cursor = XcursorImagesLoadCursor (dpy, images);
XcursorImagesDestroy (images);
#if defined HAVE_XFIXES && XFIXES_MAJOR >= 2
XFixesSetCursorName (dpy, cursor, file);
XFixesSetCursorName (dpy, cursor, file);
#endif
return cursor;
}
returnLong(cursor);
}
XcursorCursors *
@ -412,8 +422,11 @@ XcursorLibraryLoadCursors (Display *dpy, const char *file)
XcursorImages *images;
XcursorCursors *cursors;
enterFunc((T_CALLED(XcursorLibraryLoadCursors) "(%p, \"%s\")\n",
(void*)dpy, NonNull(file)));
if (!file)
return NULL;
returnAddr(NULL);
images = _XcursorLibraryLoadImages (dpy, file);
if (!images)
@ -443,7 +456,7 @@ XcursorLibraryLoadCursors (Display *dpy, const char *file)
cursors = XcursorImagesLoadCursors (dpy, images);
XcursorImagesDestroy (images);
}
return cursors;
returnAddr(cursors);
}
static const char _XcursorStandardNames[] =
@ -543,44 +556,75 @@ XcursorImage *
XcursorShapeLoadImage (unsigned int shape, const char *theme, int size)
{
unsigned int id = shape >> 1;
XcursorImage *result = NULL;
enterFunc((T_CALLED(XcursorShapeLoadImage) "(%u, \"%s\", %d)\n",
shape, NonNull(theme), size));
if (id < NUM_STANDARD_NAMES)
return XcursorLibraryLoadImage (STANDARD_NAME (id), theme, size);
else
return NULL;
result = XcursorLibraryLoadImage (STANDARD_NAME (id), theme, size);
returnAddr(result);
}
XcursorImages *
_XcursorShapeLoadImages (Display *dpy, unsigned int shape)
{
unsigned int id = shape >> 1;
XcursorImages *result = NULL;
enterFunc((T_CALLED(_XcursorShapeLoadImages) "(%p, %u)\n",
(void*)dpy, shape));
if (id < NUM_STANDARD_NAMES)
result = _XcursorLibraryLoadImages (dpy, STANDARD_NAME (id));
returnAddr(result);
}
XcursorImages *
XcursorShapeLoadImages (unsigned int shape, const char *theme, int size)
{
unsigned int id = shape >> 1;
XcursorImages *result = NULL;
enterFunc((T_CALLED(XcursorShapeLoadImages) "(%u, \"%s\", %d)\n",
shape, NonNull(theme), size));
if (id < NUM_STANDARD_NAMES)
return XcursorLibraryLoadImages (STANDARD_NAME (id), theme, size);
else
return NULL;
result = XcursorLibraryLoadImages (STANDARD_NAME (id), theme, size);
returnAddr(result);
}
Cursor
XcursorShapeLoadCursor (Display *dpy, unsigned int shape)
{
unsigned int id = shape >> 1;
Cursor result = None;
enterFunc((T_CALLED(XcursorShapeLoadCursor) "(%p, %u)\n",
(void*)dpy, shape));
if (id < NUM_STANDARD_NAMES)
return XcursorLibraryLoadCursor (dpy, STANDARD_NAME (id));
else
return 0;
result = XcursorLibraryLoadCursor (dpy, STANDARD_NAME (id));
returnLong(result);
}
XcursorCursors *
XcursorShapeLoadCursors (Display *dpy, unsigned int shape)
{
unsigned int id = shape >> 1;
XcursorCursors *result = NULL;
enterFunc((T_CALLED(XcursorShapeLoadCursors) "(%p, %u)\n",
(void*)dpy, shape));
if (id < NUM_STANDARD_NAMES)
return XcursorLibraryLoadCursors (dpy, STANDARD_NAME (id));
else
return NULL;
result = XcursorLibraryLoadCursors (dpy, STANDARD_NAME (id));
returnAddr(result);
}
int
@ -588,6 +632,8 @@ XcursorLibraryShape (const char *library)
{
int low, high;
enterFunc((T_CALLED(XcursorLibraryShape) "(%s)\n", NonNull(library)));
low = 0;
high = NUM_STANDARD_NAMES - 1;
while (low < high - 1)
@ -595,7 +641,7 @@ XcursorLibraryShape (const char *library)
int mid = (low + high) >> 1;
int c = strcmp (library, STANDARD_NAME (mid));
if (c == 0)
return (mid << 1);
returnCode(mid << 1);
if (c > 0)
low = mid;
else
@ -607,5 +653,5 @@ XcursorLibraryShape (const char *library)
return (low << 1);
low++;
}
return -1;
returnCode(-1);
}

18
src/xcursorint.h
View file

@ -125,24 +125,30 @@ _XcursorFileLoadImages (FILE *file, int size, XcursorBool resize);
XcursorImages *
_XcursorFilenameLoadImages (const char *file, int size, XcursorBool resize);
XcursorImages *
_XcursorShapeLoadImages (Display *dpy, unsigned int shape);
#ifdef DEBUG_XCURSOR
void _XcursorTrace(const char *fmt, ...) __attribute__((format(printf,1,2)));
unsigned _XcursorReturnUint(unsigned code);
int _XcursorReturnCode(int code);
void *_XcursorReturnAddr(void *addr);
int _XcursorReturnCode(int code);
unsigned long _XcursorReturnLong(unsigned long code);
unsigned _XcursorReturnUint(unsigned code);
void _XcursorReturnVoid(void);
#define T_CALLED(func) "called: { " #func
#define T_RETURN(form) "return: } %" #form "\n"
#define enterFunc(params) _XcursorTrace params
#define returnUint(code) return _XcursorReturnUint(code)
#define returnCode(code) return _XcursorReturnCode(code)
#define returnAddr(addr) return _XcursorReturnAddr(addr)
#define returnCode(code) return _XcursorReturnCode(code)
#define returnLong(code) return _XcursorReturnLong(code)
#define returnUint(code) return _XcursorReturnUint(code)
#define returnVoid() do { _XcursorReturnVoid(); return; } while (0)
#else
#define enterFunc(params) /* nothing */
#define returnUint(code) return (code)
#define returnCode(code) return (code)
#define returnAddr(addr) return (addr)
#define returnCode(code) return (code)
#define returnLong(code) return (code)
#define returnUint(code) return (code)
#define returnVoid() return
#endif

71
src/xlib.c
View file

@ -1,4 +1,5 @@
/*
* Copyright © 2024 Thomas E. Dickey
* Copyright © 2002 Keith Packard
*
* Permission to use, copy, modify, distribute, and sell this software and its
@ -90,19 +91,23 @@ XcursorTryShapeCursor (Display *dpy,
{
Cursor cursor = None;
enterFunc((T_CALLED(XcursorTryShapeCursor) "(%p, %lu, %lu, %u, %u, %p, %p)\n",
(void*)dpy, source_font, mask_font,
source_char, mask_char,
(const void*)foreground,
(const void*)background));
if (!dpy || !source_font || !mask_font || !foreground || !background)
return 0;
returnLong(None);
if (!XcursorSupportsARGB (dpy) && !XcursorGetThemeCore (dpy))
return None;
returnLong(None);
if (source_font == mask_font &&
_XcursorFontIsCursor (dpy, source_font) &&
source_char + 1 == mask_char)
{
int size = XcursorGetDefaultSize (dpy);
char *theme = XcursorGetTheme (dpy);
XcursorImages *images = XcursorShapeLoadImages (source_char, theme, size);
XcursorImages *images = _XcursorShapeLoadImages (dpy, source_char);
if (images)
{
@ -110,7 +115,7 @@ XcursorTryShapeCursor (Display *dpy,
XcursorImagesDestroy (images);
}
}
return cursor;
returnLong(cursor);
}
void
@ -126,18 +131,21 @@ XcursorNoticeCreateBitmap (Display *dpy,
int replace = 0;
XcursorBitmapInfo *bmi;
enterFunc((T_CALLED(XcursorNoticeCreateBitmap) "(%p, %lu, %u, %u)\n",
(void*)dpy, pid, width, height));
if (!dpy)
return;
returnVoid();
if (!XcursorSupportsARGB (dpy) && !XcursorGetThemeCore (dpy))
return;
returnVoid();
if (width > MAX_BITMAP_CURSOR_SIZE || height > MAX_BITMAP_CURSOR_SIZE)
return;
returnVoid();
info = _XcursorGetDisplayInfo (dpy);
if (!info)
return;
returnVoid();
LockDisplay (dpy);
replace = 0;
@ -164,6 +172,8 @@ XcursorNoticeCreateBitmap (Display *dpy,
bmi->height = height;
bmi->has_image = False;
UnlockDisplay (dpy);
returnVoid();
}
static XcursorBitmapInfo *
@ -247,8 +257,11 @@ XcursorImageHash (XImage *image,
int low_addr;
Bool bit_swap;
enterFunc((T_CALLED(XcursorImageHash) "(%p, %p)\n",
(void*)image, (void*)hash));
if (!image)
return;
returnVoid();
for (i = 0; i < XCURSOR_BITMAP_HASH_SIZE; i++)
hash[i] = 0;
@ -295,6 +308,8 @@ XcursorImageHash (XImage *image,
}
line += image->bytes_per_line;
}
returnVoid();
}
static Bool
@ -320,26 +335,29 @@ XcursorNoticePutBitmap (Display *dpy,
{
XcursorBitmapInfo *bmi;
enterFunc((T_CALLED(XcursorNoticePutBitmap ) "(%p, %lu, %p)\n",
(void*)dpy, draw, (void*)image));
if (!dpy || !image)
return;
returnVoid();
if (!XcursorSupportsARGB (dpy) && !XcursorGetThemeCore (dpy))
return;
returnVoid();
if (image->width > MAX_BITMAP_CURSOR_SIZE ||
image->height > MAX_BITMAP_CURSOR_SIZE)
return;
returnVoid();
bmi = _XcursorGetBitmap (dpy, (Pixmap) draw);
if (!bmi)
return;
returnVoid();
/*
* Make sure the image fills the bitmap
*/
if (image->width != (int)bmi->width || image->height != (int)bmi->height)
{
bmi->bitmap = 0;
return;
returnVoid();
}
/*
* If multiple images are placed in the same bitmap,
@ -348,7 +366,7 @@ XcursorNoticePutBitmap (Display *dpy,
if (bmi->has_image)
{
bmi->bitmap = 0;
return;
returnVoid();
}
/*
* Make sure the image is valid
@ -356,7 +374,7 @@ XcursorNoticePutBitmap (Display *dpy,
if (image->bytes_per_line & ((image->bitmap_unit >> 3) - 1))
{
bmi->bitmap = 0;
return;
returnVoid();
}
/*
* Hash the image
@ -387,6 +405,7 @@ XcursorNoticePutBitmap (Display *dpy,
}
}
bmi->has_image = True;
returnVoid();
}
Cursor
@ -407,19 +426,27 @@ XcursorTryShapeBitmapCursor (Display *dpy,
(void) x; /* UNUSED */
(void) y; /* UNUSED */
enterFunc((T_CALLED(XcursorTryShapeBitmapCursor)
"(%p, %lu, %lu, %p, %p, %u, %u)\n",
(void*)dpy,
source, mask,
(void*)foreground,
(void*)background,
x, y));
if (!dpy || !foreground || !background)
return 0;
returnLong(None);
if (!XcursorSupportsARGB (dpy) && !XcursorGetThemeCore (dpy))
return None;
returnLong(None);
bmi = _XcursorGetBitmap (dpy, source);
if (!bmi || !bmi->has_image)
return None;
returnLong(None);
for (i = 0; i < XCURSOR_BITMAP_HASH_SIZE; i++)
sprintf (name + 2 * i, "%02x", bmi->hash[i]);
cursor = XcursorLibraryLoadCursor (dpy, name);
if (_XcursorLogDiscover())
printf ("Cursor hash %s returns 0x%x\n", name, (unsigned int) cursor);
return cursor;
returnLong(cursor);
}