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Diffstat (limited to 'nx-X11/lib/X11/Xlibint.h')
-rw-r--r--nx-X11/lib/X11/Xlibint.h151
1 files changed, 53 insertions, 98 deletions
diff --git a/nx-X11/lib/X11/Xlibint.h b/nx-X11/lib/X11/Xlibint.h
index 69561f401..056b4d8f9 100644
--- a/nx-X11/lib/X11/Xlibint.h
+++ b/nx-X11/lib/X11/Xlibint.h
@@ -67,6 +67,14 @@ from The Open Group.
#include <nx-X11/Xproto.h> /* to declare xEvent */
#include <nx-X11/XlibConf.h> /* for configured options like XTHREADS */
+/* The Xlib structs are full of implicit padding to properly align members.
+ We can't clean that up without breaking ABI, so tell clang not to bother
+ complaining about it. */
+#ifdef __clang__
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wpadded"
+#endif
+
#ifdef NX_TRANS_SOCKET
#include <nx/NXvars.h>
@@ -80,14 +88,6 @@ from The Open Group.
#define _XFlush _XFlushIt
#endif
-/*
- * If your BytesReadable correctly detects broken connections, then
- * you should NOT define XCONN_CHECK_FREQ.
- */
-#ifndef XCONN_CHECK_FREQ
-#define XCONN_CHECK_FREQ 256
-#endif
-
struct _XGC
{
XExtData *ext_data; /* hook for extension to hang data */
@@ -235,10 +235,6 @@ struct _XDisplay
#define XAllocIDs(dpy,ids,n) (*(dpy)->idlist_alloc)(dpy,ids,n)
-/*
- * define the following if you want the Data macro to be a procedure instead
- */
-
#ifndef _XEVENT_
/*
* _QEvent datatype for use in input queueing.
@@ -367,7 +363,7 @@ extern LockInfoPtr _Xglobal_lock;
* define MALLOC_0_RETURNS_NULL. This is necessary because some
* Xlib code expects malloc(0) to return a valid pointer to storage.
*/
-#ifdef MALLOC_0_RETURNS_NULL
+#if defined(MALLOC_0_RETURNS_NULL) || defined(__clang_analyzer__)
# define Xmalloc(size) malloc(((size) == 0 ? 1 : (size)))
# define Xrealloc(ptr, size) realloc((ptr), ((size) == 0 ? 1 : (size)))
@@ -437,6 +433,28 @@ extern LockInfoPtr _Xglobal_lock;
* X Protocol packetizing macros.
*/
+/* Leftover from CRAY support - was defined empty on all non-Cray systems */
+#define WORD64ALIGN
+
+/**
+ * Return a len-sized request buffer for the request type. This function may
+ * flush the output queue.
+ *
+ * @param dpy The display connection
+ * @param type The request type
+ * @param len Length of the request in bytes
+ *
+ * @returns A pointer to the request buffer with a few default values
+ * initialized.
+ */
+extern void *_XGetRequest(Display *dpy, CARD8 type, size_t len);
+
+/* GetReqSized is the same as GetReq but allows the caller to specify the
+ * size in bytes. 'sz' must be a multiple of 4! */
+
+#define GetReqSized(name, sz, req) \
+ req = (x##name##Req *) _XGetRequest(dpy, X_##name, sz)
+
/*
* GetReq - Get the next available X request packet in the buffer and
* return it.
@@ -446,50 +464,14 @@ extern LockInfoPtr _Xglobal_lock;
*
*/
-#if !defined(UNIXCPP) || defined(ANSICPP)
#define GetReq(name, req) \
- if ((dpy->bufptr + SIZEOF(x##name##Req)) > dpy->bufmax)\
- _XFlush(dpy);\
- req = (x##name##Req *)(dpy->last_req = dpy->bufptr);\
- req->reqType = X_##name;\
- req->length = (SIZEOF(x##name##Req))>>2;\
- dpy->bufptr += SIZEOF(x##name##Req);\
- dpy->request++
-
-#else /* non-ANSI C uses empty comment instead of "##" for token concatenation */
-#define GetReq(name, req) \
- if ((dpy->bufptr + SIZEOF(x/**/name/**/Req)) > dpy->bufmax)\
- _XFlush(dpy);\
- req = (x/**/name/**/Req *)(dpy->last_req = dpy->bufptr);\
- req->reqType = X_/**/name;\
- req->length = (SIZEOF(x/**/name/**/Req))>>2;\
- dpy->bufptr += SIZEOF(x/**/name/**/Req);\
- dpy->request++
-#endif
+ GetReqSized(name, SIZEOF(x##name##Req), req)
/* GetReqExtra is the same as GetReq, but allocates "n" additional
bytes after the request. "n" must be a multiple of 4! */
-#if !defined(UNIXCPP) || defined(ANSICPP)
#define GetReqExtra(name, n, req) \
- if ((dpy->bufptr + SIZEOF(x##name##Req) + n) > dpy->bufmax)\
- _XFlush(dpy);\
- req = (x##name##Req *)(dpy->last_req = dpy->bufptr);\
- req->reqType = X_##name;\
- req->length = (SIZEOF(x##name##Req) + n)>>2;\
- dpy->bufptr += SIZEOF(x##name##Req) + n;\
- dpy->request++
-#else
-#define GetReqExtra(name, n, req) \
- if ((dpy->bufptr + SIZEOF(x/**/name/**/Req) + n) > dpy->bufmax)\
- _XFlush(dpy);\
- req = (x/**/name/**/Req *)(dpy->last_req = dpy->bufptr);\
- req->reqType = X_/**/name;\
- req->length = (SIZEOF(x/**/name/**/Req) + n)>>2;\
- dpy->bufptr += SIZEOF(x/**/name/**/Req) + n;\
- dpy->request++
-#endif
-
+ GetReqSized(name, SIZEOF(x##name##Req) + n, req)
/*
* GetResReq is for those requests that have a resource ID
@@ -497,51 +479,16 @@ extern LockInfoPtr _Xglobal_lock;
* "rid" is the name of the resource.
*/
-#if !defined(UNIXCPP) || defined(ANSICPP)
#define GetResReq(name, rid, req) \
- if ((dpy->bufptr + SIZEOF(xResourceReq)) > dpy->bufmax)\
- _XFlush(dpy);\
- req = (xResourceReq *) (dpy->last_req = dpy->bufptr);\
- req->reqType = X_##name;\
- req->length = 2;\
- req->id = (rid);\
- dpy->bufptr += SIZEOF(xResourceReq);\
- dpy->request++
-#else
-#define GetResReq(name, rid, req) \
- if ((dpy->bufptr + SIZEOF(xResourceReq)) > dpy->bufmax)\
- _XFlush(dpy);\
- req = (xResourceReq *) (dpy->last_req = dpy->bufptr);\
- req->reqType = X_/**/name;\
- req->length = 2;\
- req->id = (rid);\
- dpy->bufptr += SIZEOF(xResourceReq);\
- dpy->request++
-#endif
+ req = (xResourceReq *) _XGetRequest(dpy, X_##name, SIZEOF(xResourceReq)); \
+ req->id = (rid)
/*
* GetEmptyReq is for those requests that have no arguments
* at all.
*/
-#if !defined(UNIXCPP) || defined(ANSICPP)
-#define GetEmptyReq(name, req) \
- if ((dpy->bufptr + SIZEOF(xReq)) > dpy->bufmax)\
- _XFlush(dpy);\
- req = (xReq *) (dpy->last_req = dpy->bufptr);\
- req->reqType = X_##name;\
- req->length = 1;\
- dpy->bufptr += SIZEOF(xReq);\
- dpy->request++
-#else
#define GetEmptyReq(name, req) \
- if ((dpy->bufptr + SIZEOF(xReq)) > dpy->bufmax)\
- _XFlush(dpy);\
- req = (xReq *) (dpy->last_req = dpy->bufptr);\
- req->reqType = X_/**/name;\
- req->length = 1;\
- dpy->bufptr += SIZEOF(xReq);\
- dpy->request++
-#endif
+ req = (xReq *) _XGetRequest(dpy, X_##name, SIZEOF(xReq))
/*
* MakeBigReq sets the CARD16 "req->length" to 0 and inserts a new CARD32
@@ -582,6 +529,7 @@ extern LockInfoPtr _Xglobal_lock;
* Do not use SetReqLen if "req" does not already have data after the
* xReq header. req->length must already be >= 2.
*/
+#ifndef __clang_analyzer__
#define SetReqLen(req,n,badlen) \
if ((req->length + n) > (unsigned)65535) { \
if (dpy->bigreq_size) { \
@@ -592,6 +540,10 @@ extern LockInfoPtr _Xglobal_lock;
} \
} else \
req->length += n
+#else
+#define SetReqLen(req,n,badlen) \
+ req->length += n
+#endif
#define SyncHandle() \
if (dpy->synchandler) (*dpy->synchandler)(dpy)
@@ -604,7 +556,7 @@ extern void _XFlushGCCache(Display *dpy, GC gc);
* 32 bit word alignment. Transmit if the buffer fills.
*
* "dpy" is a pointer to a Display.
- * "data" is a pinter to a data buffer.
+ * "data" is a pointer to a data buffer.
* "len" is the length of the data buffer.
*/
#ifndef DataRoutineIsProcedure
@@ -636,17 +588,17 @@ extern void _XFlushGCCache(Display *dpy, GC gc);
if (dpy->bufptr + (n) > dpy->bufmax) \
_XFlush (dpy); \
ptr = (type) dpy->bufptr; \
- (void)ptr; \
+ memset(ptr, '\0', n); \
dpy->bufptr += (n);
-#define Data16(dpy, data, len) Data((dpy), (char *)(data), (len))
+#define Data16(dpy, data, len) Data((dpy), (_Xconst char *)(data), (len))
#define _XRead16Pad(dpy, data, len) _XReadPad((dpy), (char *)(data), (len))
#define _XRead16(dpy, data, len) _XRead((dpy), (char *)(data), (len))
#ifdef LONG64
-#define Data32(dpy, data, len) _XData32(dpy, (long *)data, len)
+#define Data32(dpy, data, len) _XData32(dpy, (_Xconst long *)data, len)
extern int _XData32(
Display *dpy,
- register long *data,
+ register _Xconst long *data,
unsigned len
);
extern void _XRead32(
@@ -655,7 +607,7 @@ extern void _XRead32(
long len
);
#else
-#define Data32(dpy, data, len) Data((dpy), (char *)(data), (len))
+#define Data32(dpy, data, len) Data((dpy), (_Xconst char *)(data), (len))
#define _XRead32(dpy, data, len) _XRead((dpy), (char *)(data), (len))
#endif
@@ -726,7 +678,6 @@ extern void _XRead32(
}
-
/* srcvar must be a variable for large architecture version */
#define OneDataCard32(dpy,dstaddr,srcvar) \
{ *(CARD32 *)(dstaddr) = (srcvar); }
@@ -784,7 +735,7 @@ typedef int (*FreeModmapType) (
*/
typedef struct _XFreeFuncs {
FreeFuncType atoms; /* _XFreeAtomTable */
- FreeModmapType modifiermap; /* XFreeModifierMap */
+ FreeModmapType modifiermap; /* XFreeModifiermap */
FreeFuncType key_bindings; /* _XFreeKeyBindings */
FreeFuncType context_db; /* _XFreeContextDB */
FreeFuncType defaultCCCs; /* _XcmsFreeDefaultCCCs */
@@ -905,7 +856,7 @@ extern int _XError(
);
extern int _XIOError(
Display* /* dpy */
-);
+) _X_NORETURN;
extern int (*_XIOErrorFunction)(
Display* /* dpy */
);
@@ -1405,6 +1356,10 @@ extern void xlocaledir(
int buf_len
);
+#ifdef __clang__
+#pragma clang diagnostic pop
+#endif
+
_XFUNCPROTOEND
#endif /* !defined(_X11_XLIBINT_H_) && !defined(_XLIBINT_H_) */
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-12 05:41:40 +0000