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authordkf <donal.k.fellows@manchester.ac.uk>2010-02-25 14:49:01 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2010-02-25 14:49:01 (GMT)
commit526e8665e559eb977cf2475cfcd08492be633a87 (patch)
treec5be45238418c1599e752ae95f074ca8ec1953cc
parente5590dd89ca80546a81ef0baaa341d322c66560b (diff)
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Convert many multi-line macros to use the best-practice do-while(0) form
-rw-r--r--generic/tclCompile.h334
1 files changed, 183 insertions, 151 deletions
diff --git a/generic/tclCompile.h b/generic/tclCompile.h
index b9b93cb..1102833 100644
--- a/generic/tclCompile.h
+++ b/generic/tclCompile.h
@@ -9,7 +9,7 @@
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tclCompile.h,v 1.123 2010/02/13 18:11:06 dkf Exp $
+ * RCS: @(#) $Id: tclCompile.h,v 1.124 2010/02/25 14:49:01 dkf Exp $
*/
#ifndef _TCLCOMPILATION
@@ -129,17 +129,17 @@ typedef struct CmdLocation {
typedef struct ECL {
int srcOffset; /* Command location to find the entry. */
- int nline; /* Number of words in the command */
+ int nline; /* Number of words in the command */
int *line; /* Line information for all words in the
* command. */
- int** next; /* Transient information used by the compiler
+ int **next; /* Transient information used by the compiler
* for tracking of hidden continuation
* lines. */
} ECL;
typedef struct ExtCmdLoc {
int type; /* Context type. */
- int start; /* Starting line for compiled script. Needed
+ int start; /* Starting line for compiled script. Needed
* for the extended recompile check in
* tclCompileObj. */
Tcl_Obj *path; /* Path of the sourced file the command is
@@ -147,7 +147,7 @@ typedef struct ExtCmdLoc {
ECL *loc; /* Command word locations (lines). */
int nloc; /* Number of allocated entries in 'loc'. */
int nuloc; /* Number of used entries in 'loc'. */
- Tcl_HashTable litInfo; /* Indexed by bytecode 'PC', to have the
+ Tcl_HashTable litInfo; /* Indexed by bytecode 'PC', to have the
* information accessible per command and
* argument, not per whole bytecode. Value is
* index of command in 'loc', giving us the
@@ -172,7 +172,7 @@ typedef struct ExtCmdLoc {
*/
typedef ClientData (AuxDataDupProc) (ClientData clientData);
-typedef void (AuxDataFreeProc) (ClientData clientData);
+typedef void (AuxDataFreeProc) (ClientData clientData);
typedef void (AuxDataPrintProc)(ClientData clientData,
Tcl_Obj *appendObj, struct ByteCode *codePtr,
unsigned int pcOffset);
@@ -208,7 +208,7 @@ typedef struct AuxDataType {
*/
typedef struct AuxData {
- const AuxDataType *type; /* Pointer to the AuxData type associated with
+ const AuxDataType *type; /* Pointer to the AuxData type associated with
* this ClientData. */
ClientData clientData; /* The compilation data itself. */
} AuxData;
@@ -312,13 +312,13 @@ typedef struct CompileEnv {
* should be issued; they should never be
* issued repeatedly, as that is significantly
* inefficient. */
- ContLineLoc* clLoc; /* If not NULL, the table holding the
- * locations of the invisible continuation
- * lines in the input script, to adjust the
- * line counter. */
- int* clNext; /* If not NULL, it refers to the next slot in
- * clLoc to check for an invisible
- * continuation line. */
+ ContLineLoc *clLoc; /* If not NULL, the table holding the
+ * locations of the invisible continuation
+ * lines in the input script, to adjust the
+ * line counter. */
+ int *clNext; /* If not NULL, it refers to the next slot in
+ * clLoc to check for an invisible
+ * continuation line. */
} CompileEnv;
/*
@@ -440,7 +440,7 @@ typedef struct ByteCode {
* code deltas. Source lengths are always
* positive. This sequence is just after the
* last byte in the source delta sequence. */
- LocalCache *localCachePtr; /* Pointer to the start of the cached variable
+ LocalCache *localCachePtr; /* Pointer to the start of the cached variable
* names and initialisation data for local
* variables. */
#ifdef TCL_COMPILE_STATS
@@ -709,7 +709,7 @@ typedef enum InstOperandType {
} InstOperandType;
typedef struct InstructionDesc {
- const char *name; /* Name of instruction. */
+ const char *name; /* Name of instruction. */
int numBytes; /* Total number of bytes for instruction. */
int stackEffect; /* The worst-case balance stack effect of the
* instruction, used for stack requirements
@@ -849,7 +849,7 @@ MODULE_SCOPE const AuxDataType tclDictUpdateInfoType;
*/
typedef struct {
- const char *op; /* Do not call it 'operator': C++ reserved */
+ const char *op; /* Do not call it 'operator': C++ reserved */
const char *expected;
union {
int numArgs;
@@ -857,21 +857,20 @@ typedef struct {
} i;
} TclOpCmdClientData;
-
/*
*----------------------------------------------------------------
* Procedures exported by tclBasic.c to be used within the engine.
*----------------------------------------------------------------
*/
-MODULE_SCOPE Tcl_NRPostProc NRCallTEBC;
-MODULE_SCOPE Tcl_NRPostProc NRCommand;
-MODULE_SCOPE Tcl_ObjCmdProc NRInterpCoroutine;
+MODULE_SCOPE Tcl_NRPostProc NRCallTEBC;
+MODULE_SCOPE Tcl_NRPostProc NRCommand;
+MODULE_SCOPE Tcl_ObjCmdProc NRInterpCoroutine;
-#define TCL_NR_BC_TYPE 0
-#define TCL_NR_ATEXIT_TYPE 1
-#define TCL_NR_TAILCALL_TYPE 2
-#define TCL_NR_YIELD_TYPE 3
+#define TCL_NR_BC_TYPE 0
+#define TCL_NR_ATEXIT_TYPE 1
+#define TCL_NR_TAILCALL_TYPE 2
+#define TCL_NR_YIELD_TYPE 3
/*
*----------------------------------------------------------------
@@ -894,7 +893,7 @@ MODULE_SCOPE void TclCompileCmdWord(Tcl_Interp *interp,
Tcl_Token *tokenPtr, int count,
CompileEnv *envPtr);
MODULE_SCOPE void TclCompileExpr(Tcl_Interp *interp, const char *script,
- int numBytes, CompileEnv *envPtr, int optimize);
+ int numBytes, CompileEnv *envPtr, int optimize);
MODULE_SCOPE void TclCompileExprWords(Tcl_Interp *interp,
Tcl_Token *tokenPtr, int numWords,
CompileEnv *envPtr);
@@ -913,17 +912,17 @@ MODULE_SCOPE int TclCreateAuxData(ClientData clientData,
MODULE_SCOPE int TclCreateExceptRange(ExceptionRangeType type,
CompileEnv *envPtr);
MODULE_SCOPE ExecEnv * TclCreateExecEnv(Tcl_Interp *interp, int size);
-MODULE_SCOPE Tcl_Obj * TclCreateLiteral(Interp *iPtr, char *bytes,
- int length, unsigned int hash, int *newPtr,
- Namespace *nsPtr, int flags,
- LiteralEntry **globalPtrPtr);
+MODULE_SCOPE Tcl_Obj * TclCreateLiteral(Interp *iPtr, char *bytes,
+ int length, unsigned int hash, int *newPtr,
+ Namespace *nsPtr, int flags,
+ LiteralEntry **globalPtrPtr);
MODULE_SCOPE void TclDeleteExecEnv(ExecEnv *eePtr);
MODULE_SCOPE void TclDeleteLiteralTable(Tcl_Interp *interp,
LiteralTable *tablePtr);
MODULE_SCOPE void TclEmitForwardJump(CompileEnv *envPtr,
TclJumpType jumpType, JumpFixup *jumpFixupPtr);
MODULE_SCOPE ExceptionRange * TclGetExceptionRangeForPc(unsigned char *pc,
- int catchOnly, ByteCode* codePtr);
+ int catchOnly, ByteCode *codePtr);
MODULE_SCOPE void TclExpandJumpFixupArray(JumpFixupArray *fixupArrayPtr);
MODULE_SCOPE int TclExecuteByteCode(Tcl_Interp *interp,
ByteCode *codePtr);
@@ -943,7 +942,7 @@ MODULE_SCOPE void TclInitByteCodeObj(Tcl_Obj *objPtr,
MODULE_SCOPE void TclInitCompilation(void);
MODULE_SCOPE void TclInitCompileEnv(Tcl_Interp *interp,
CompileEnv *envPtr, const char *string,
- int numBytes, const CmdFrame* invoker, int word);
+ int numBytes, const CmdFrame *invoker, int word);
MODULE_SCOPE void TclInitJumpFixupArray(JumpFixupArray *fixupArrayPtr);
MODULE_SCOPE void TclInitLiteralTable(LiteralTable *tablePtr);
#ifdef TCL_COMPILE_STATS
@@ -954,7 +953,7 @@ MODULE_SCOPE int TclLog2(int value);
MODULE_SCOPE void TclPrintByteCodeObj(Tcl_Interp *interp,
Tcl_Obj *objPtr);
#endif
-MODULE_SCOPE int TclPrintInstruction(ByteCode* codePtr,
+MODULE_SCOPE int TclPrintInstruction(ByteCode *codePtr,
const unsigned char *pc);
MODULE_SCOPE void TclPrintObject(FILE *outFile,
Tcl_Obj *objPtr, int maxChars);
@@ -990,8 +989,8 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
*----------------------------------------------------------------
*/
-#define LITERAL_ON_HEAP 0x01
-#define LITERAL_NS_SCOPE 0x02
+#define LITERAL_ON_HEAP 0x01
+#define LITERAL_NS_SCOPE 0x02
/*
* Form of TclRegisterLiteral with flags == 0. In that case, it is safe to
@@ -1002,19 +1001,19 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
*/
#define TclRegisterNewLiteral(envPtr, bytes, length) \
- TclRegisterLiteral(envPtr, (char *)(bytes), length, /*flags*/ 0)
+ TclRegisterLiteral(envPtr, (char *)(bytes), length, /*flags*/ 0)
/*
- * Form of TclRegisterLiteral with flags == LITERAL_NS_SCOPE. In that case, it is safe to
- * cast away constness, and it is cleanest to do that here, all in one place.
+ * Form of TclRegisterLiteral with flags == LITERAL_NS_SCOPE. In that case, it
+ * is safe to cast away constness, and it is cleanest to do that here, all in
+ * one place.
*
* int TclRegisterNewNSLiteral(CompileEnv *envPtr, const char *bytes,
* int length);
*/
#define TclRegisterNewNSLiteral(envPtr, bytes, length) \
- TclRegisterLiteral(envPtr, (char *)(bytes), length, \
- /*flags*/ LITERAL_NS_SCOPE)
+ TclRegisterLiteral(envPtr, (char *)(bytes), length, LITERAL_NS_SCOPE)
/*
* Macro used to manually adjust the stack requirements; used in cases where
@@ -1025,12 +1024,14 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
*/
#define TclAdjustStackDepth(delta, envPtr) \
- if ((delta) < 0) {\
- if((envPtr)->maxStackDepth < (envPtr)->currStackDepth) {\
- (envPtr)->maxStackDepth = (envPtr)->currStackDepth;\
- }\
- }\
- (envPtr)->currStackDepth += (delta)
+ do { \
+ if ((delta) < 0) { \
+ if ((envPtr)->maxStackDepth < (envPtr)->currStackDepth) { \
+ (envPtr)->maxStackDepth = (envPtr)->currStackDepth; \
+ } \
+ } \
+ (envPtr)->currStackDepth += (delta); \
+ } while (0)
/*
* Macro used to update the stack requirements. It is called by the macros
@@ -1043,15 +1044,15 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
*/
#define TclUpdateStackReqs(op, i, envPtr) \
- {\
- int delta = tclInstructionTable[(op)].stackEffect;\
- if (delta) {\
- if (delta == INT_MIN) {\
- delta = 1 - (i);\
- }\
- TclAdjustStackDepth(delta, envPtr);\
- }\
- }
+ do { \
+ int delta = tclInstructionTable[(op)].stackEffect; \
+ if (delta) { \
+ if (delta == INT_MIN) { \
+ delta = 1 - (i); \
+ } \
+ TclAdjustStackDepth(delta, envPtr); \
+ } \
+ } while (0)
/*
* Macro to emit an opcode byte into a CompileEnv's code array. The ANSI C
@@ -1061,12 +1062,14 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
*/
#define TclEmitOpcode(op, envPtr) \
- if ((envPtr)->codeNext == (envPtr)->codeEnd) { \
- TclExpandCodeArray(envPtr); \
- } \
- *(envPtr)->codeNext++ = (unsigned char) (op);\
- (envPtr)->atCmdStart = ((op) == INST_START_CMD); \
- TclUpdateStackReqs(op, 0, envPtr)
+ do { \
+ if ((envPtr)->codeNext == (envPtr)->codeEnd) { \
+ TclExpandCodeArray(envPtr); \
+ } \
+ *(envPtr)->codeNext++ = (unsigned char) (op); \
+ (envPtr)->atCmdStart = ((op) == INST_START_CMD); \
+ TclUpdateStackReqs(op, 0, envPtr); \
+ } while (0)
/*
* Macros to emit an integer operand. The ANSI C "prototype" for these macros
@@ -1077,23 +1080,27 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
*/
#define TclEmitInt1(i, envPtr) \
- if ((envPtr)->codeNext == (envPtr)->codeEnd) { \
- TclExpandCodeArray(envPtr); \
- } \
- *(envPtr)->codeNext++ = (unsigned char) ((unsigned int) (i))
+ do { \
+ if ((envPtr)->codeNext == (envPtr)->codeEnd) { \
+ TclExpandCodeArray(envPtr); \
+ } \
+ *(envPtr)->codeNext++ = (unsigned char) ((unsigned int) (i)); \
+ } while (0)
#define TclEmitInt4(i, envPtr) \
- if (((envPtr)->codeNext + 4) > (envPtr)->codeEnd) { \
- TclExpandCodeArray(envPtr); \
- } \
- *(envPtr)->codeNext++ = \
- (unsigned char) ((unsigned int) (i) >> 24); \
- *(envPtr)->codeNext++ = \
- (unsigned char) ((unsigned int) (i) >> 16); \
- *(envPtr)->codeNext++ = \
- (unsigned char) ((unsigned int) (i) >> 8); \
- *(envPtr)->codeNext++ = \
- (unsigned char) ((unsigned int) (i) )
+ do { \
+ if (((envPtr)->codeNext + 4) > (envPtr)->codeEnd) { \
+ TclExpandCodeArray(envPtr); \
+ } \
+ *(envPtr)->codeNext++ = \
+ (unsigned char) ((unsigned int) (i) >> 24); \
+ *(envPtr)->codeNext++ = \
+ (unsigned char) ((unsigned int) (i) >> 16); \
+ *(envPtr)->codeNext++ = \
+ (unsigned char) ((unsigned int) (i) >> 8); \
+ *(envPtr)->codeNext++ = \
+ (unsigned char) ((unsigned int) (i) ); \
+ } while (0)
/*
* Macros to emit an instruction with signed or unsigned integer operands.
@@ -1106,29 +1113,33 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
*/
#define TclEmitInstInt1(op, i, envPtr) \
- if (((envPtr)->codeNext + 2) > (envPtr)->codeEnd) { \
- TclExpandCodeArray(envPtr); \
- } \
- *(envPtr)->codeNext++ = (unsigned char) (op); \
- *(envPtr)->codeNext++ = (unsigned char) ((unsigned int) (i));\
- (envPtr)->atCmdStart = ((op) == INST_START_CMD); \
- TclUpdateStackReqs(op, i, envPtr)
+ do { \
+ if (((envPtr)->codeNext + 2) > (envPtr)->codeEnd) { \
+ TclExpandCodeArray(envPtr); \
+ } \
+ *(envPtr)->codeNext++ = (unsigned char) (op); \
+ *(envPtr)->codeNext++ = (unsigned char) ((unsigned int) (i)); \
+ (envPtr)->atCmdStart = ((op) == INST_START_CMD); \
+ TclUpdateStackReqs(op, i, envPtr); \
+ } while (0)
#define TclEmitInstInt4(op, i, envPtr) \
- if (((envPtr)->codeNext + 5) > (envPtr)->codeEnd) { \
- TclExpandCodeArray(envPtr); \
- } \
- *(envPtr)->codeNext++ = (unsigned char) (op); \
- *(envPtr)->codeNext++ = \
- (unsigned char) ((unsigned int) (i) >> 24); \
- *(envPtr)->codeNext++ = \
- (unsigned char) ((unsigned int) (i) >> 16); \
- *(envPtr)->codeNext++ = \
- (unsigned char) ((unsigned int) (i) >> 8); \
- *(envPtr)->codeNext++ = \
- (unsigned char) ((unsigned int) (i) );\
- (envPtr)->atCmdStart = ((op) == INST_START_CMD); \
- TclUpdateStackReqs(op, i, envPtr)
+ do { \
+ if (((envPtr)->codeNext + 5) > (envPtr)->codeEnd) { \
+ TclExpandCodeArray(envPtr); \
+ } \
+ *(envPtr)->codeNext++ = (unsigned char) (op); \
+ *(envPtr)->codeNext++ = \
+ (unsigned char) ((unsigned int) (i) >> 24); \
+ *(envPtr)->codeNext++ = \
+ (unsigned char) ((unsigned int) (i) >> 16); \
+ *(envPtr)->codeNext++ = \
+ (unsigned char) ((unsigned int) (i) >> 8); \
+ *(envPtr)->codeNext++ = \
+ (unsigned char) ((unsigned int) (i) ); \
+ (envPtr)->atCmdStart = ((op) == INST_START_CMD); \
+ TclUpdateStackReqs(op, i, envPtr); \
+ } while (0)
/*
* Macro to push a Tcl object onto the Tcl evaluation stack. It emits the
@@ -1140,14 +1151,14 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
*/
#define TclEmitPush(objIndex, envPtr) \
- {\
- register int objIndexCopy = (objIndex);\
- if (objIndexCopy <= 255) { \
+ do { \
+ register int objIndexCopy = (objIndex); \
+ if (objIndexCopy <= 255) { \
TclEmitInstInt1(INST_PUSH1, objIndexCopy, (envPtr)); \
- } else { \
+ } else { \
TclEmitInstInt4(INST_PUSH4, objIndexCopy, (envPtr)); \
- }\
- }
+ } \
+ } while (0)
/*
* Macros to update a (signed or unsigned) integer starting at a pointer. The
@@ -1162,10 +1173,12 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
*(p) = (unsigned char) ((unsigned int) (i))
#define TclStoreInt4AtPtr(i, p) \
- *(p) = (unsigned char) ((unsigned int) (i) >> 24); \
- *(p+1) = (unsigned char) ((unsigned int) (i) >> 16); \
- *(p+2) = (unsigned char) ((unsigned int) (i) >> 8); \
- *(p+3) = (unsigned char) ((unsigned int) (i) )
+ do { \
+ *(p) = (unsigned char) ((unsigned int) (i) >> 24); \
+ *(p+1) = (unsigned char) ((unsigned int) (i) >> 16); \
+ *(p+2) = (unsigned char) ((unsigned int) (i) >> 8); \
+ *(p+3) = (unsigned char) ((unsigned int) (i) ); \
+ } while (0)
/*
* Macros to update instructions at a particular pc with a new op code and a
@@ -1177,12 +1190,16 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
*/
#define TclUpdateInstInt1AtPc(op, i, pc) \
- *(pc) = (unsigned char) (op); \
- TclStoreInt1AtPtr((i), ((pc)+1))
+ do { \
+ *(pc) = (unsigned char) (op); \
+ TclStoreInt1AtPtr((i), ((pc)+1)); \
+ } while (0)
#define TclUpdateInstInt4AtPc(op, i, pc) \
- *(pc) = (unsigned char) (op); \
- TclStoreInt4AtPtr((i), ((pc)+1))
+ do { \
+ *(pc) = (unsigned char) (op); \
+ TclStoreInt4AtPtr((i), ((pc)+1)); \
+ } while (0)
/*
* Macro to fix up a forward jump to point to the current code-generation
@@ -1194,7 +1211,7 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
*/
#define TclFixupForwardJumpToHere(envPtr, fixupPtr, threshold) \
- TclFixupForwardJump((envPtr), (fixupPtr), \
+ TclFixupForwardJump((envPtr), (fixupPtr), \
(envPtr)->codeNext-(envPtr)->codeStart-(fixupPtr)->codeOffset, \
(threshold))
@@ -1220,25 +1237,26 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
#ifndef __CHAR_UNSIGNED__
# define TclGetInt1AtPtr(p) ((int) *((char *) p))
+#elif defined(HAVE_SIGNED_CHAR)
+# define TclGetInt1AtPtr(p) ((int) *((signed char *) p))
#else
-# ifdef HAVE_SIGNED_CHAR
-# define TclGetInt1AtPtr(p) ((int) *((signed char *) p))
-# else
-# define TclGetInt1AtPtr(p) (((int) *((char *) p)) \
- | ((*(p) & 0200) ? (-256) : 0))
-# endif
+# define TclGetInt1AtPtr(p) \
+ (((int) *((char *) p)) | ((*(p) & 0200) ? (-256) : 0))
#endif
-#define TclGetInt4AtPtr(p) (((int) TclGetInt1AtPtr(p) << 24) | \
- (*((p)+1) << 16) | \
- (*((p)+2) << 8) | \
- (*((p)+3)))
+#define TclGetInt4AtPtr(p) \
+ (((int) TclGetInt1AtPtr(p) << 24) | \
+ (*((p)+1) << 16) | \
+ (*((p)+2) << 8) | \
+ (*((p)+3)))
-#define TclGetUInt1AtPtr(p) ((unsigned int) *(p))
-#define TclGetUInt4AtPtr(p) ((unsigned int) (*(p) << 24) | \
- (*((p)+1) << 16) | \
- (*((p)+2) << 8) | \
- (*((p)+3)))
+#define TclGetUInt1AtPtr(p) \
+ ((unsigned int) *(p))
+#define TclGetUInt4AtPtr(p) \
+ ((unsigned int) (*(p) << 24) | \
+ (*((p)+1) << 16) | \
+ (*((p)+2) << 8) | \
+ (*((p)+3)))
/*
* Macros used to compute the minimum and maximum of two integers. The ANSI C
@@ -1248,8 +1266,8 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
* int TclMax(int i, int j);
*/
-#define TclMin(i, j) ((((int) i) < ((int) j))? (i) : (j))
-#define TclMax(i, j) ((((int) i) > ((int) j))? (i) : (j))
+#define TclMin(i, j) ((((int) i) < ((int) j))? (i) : (j))
+#define TclMax(i, j) ((((int) i) > ((int) j))? (i) : (j))
/*
* Convenience macro for use when compiling bodies of commands. The ANSI C
@@ -1367,7 +1385,9 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
#ifdef USE_DTRACE
#if defined(__GNUC__) && __GNUC__ > 2
-/* Use gcc branch prediction hint to minimize cost of DTrace ENABLED checks. */
+/*
+ * Use gcc branch prediction hint to minimize cost of DTrace ENABLED checks.
+ */
#define unlikely(x) (__builtin_expect((x), 0))
#else
#define unlikely(x) (x)
@@ -1410,7 +1430,8 @@ MODULE_SCOPE int TclWordKnownAtCompileTime(Tcl_Token *tokenPtr,
#define TCL_DTRACE_DEBUG_LOG()
-MODULE_SCOPE void TclDTraceInfo(Tcl_Obj *info, const char **args, int *argsi);
+MODULE_SCOPE void TclDTraceInfo(Tcl_Obj *info, const char **args,
+ int *argsi);
#else /* USE_DTRACE */
@@ -1468,24 +1489,33 @@ MODULE_SCOPE void TclDTraceOpenDebugLog(void);
MODULE_SCOPE void TclDTraceInfo(Tcl_Obj *info, const char **args, int *argsi);
#define TCL_DTRACE_DEBUG_LOG() \
- int tclDTraceDebugEnabled = TCL_DTRACE_DEBUG_LOG_ENABLED;\
- int tclDTraceDebugIndent = 0; \
- FILE *tclDTraceDebugLog = NULL; \
- void TclDTraceOpenDebugLog(void) { char n[35]; \
- sprintf(n, "/tmp/tclDTraceDebug-%lu.log", (unsigned long) getpid()); \
- tclDTraceDebugLog = fopen(n, "a"); } \
-
-#define TclDTraceDbgMsg(p, m, ...) do { if (tclDTraceDebugEnabled) { \
- int _l, _t = 0; if (!tclDTraceDebugLog) { TclDTraceOpenDebugLog(); } \
- fprintf(tclDTraceDebugLog, "%.12s:%.4d:%n", strrchr(__FILE__, '/') + \
- 1, __LINE__, &_l); _t += _l; \
- fprintf(tclDTraceDebugLog, " %.*s():%n", (_t < 18 ? 18 - _t : 0) + \
- 18, __func__, &_l); _t += _l; \
- fprintf(tclDTraceDebugLog, "%*s" p "%n", (_t < 40 ? 40 - _t : 0) + \
- 2 * tclDTraceDebugIndent, "", &_l); _t += _l; \
- fprintf(tclDTraceDebugLog, "%*s" m "\n", (_t < 64 ? 64 - _t : 1), "", \
- ##__VA_ARGS__); fflush(tclDTraceDebugLog); \
- } } while (0)
+ int tclDTraceDebugEnabled = TCL_DTRACE_DEBUG_LOG_ENABLED; \
+ int tclDTraceDebugIndent = 0; \
+ FILE *tclDTraceDebugLog = NULL; \
+ void TclDTraceOpenDebugLog(void) { \
+ char n[35]; \
+ sprintf(n, "/tmp/tclDTraceDebug-%lu.log", \
+ (unsigned long) getpid()); \
+ tclDTraceDebugLog = fopen(n, "a"); \
+ }
+
+#define TclDTraceDbgMsg(p, m, ...) \
+ do { \
+ if (tclDTraceDebugEnabled) { \
+ int _l, _t = 0; \
+ if (!tclDTraceDebugLog) { TclDTraceOpenDebugLog(); } \
+ fprintf(tclDTraceDebugLog, "%.12s:%.4d:%n", \
+ strrchr(__FILE__, '/')+1, __LINE__, &_l); _t += _l; \
+ fprintf(tclDTraceDebugLog, " %.*s():%n", \
+ (_t < 18 ? 18 - _t : 0) + 18, __func__, &_l); _t += _l; \
+ fprintf(tclDTraceDebugLog, "%*s" p "%n", \
+ (_t < 40 ? 40 - _t : 0) + 2 * tclDTraceDebugIndent, \
+ "", &_l); _t += _l; \
+ fprintf(tclDTraceDebugLog, "%*s" m "\n", \
+ (_t < 64 ? 64 - _t : 1), "", ##__VA_ARGS__); \
+ fflush(tclDTraceDebugLog); \
+ } \
+ } while (0)
#define TCL_DTRACE_PROC_ENTRY_ENABLED() 1
#define TCL_DTRACE_PROC_RETURN_ENABLED() 1
@@ -1536,9 +1566,11 @@ MODULE_SCOPE void TclDTraceInfo(Tcl_Obj *info, const char **args, int *argsi);
#define TCL_DTRACE_TCL_PROBE_ENABLED() 1
#define TCL_DTRACE_TCL_PROBE(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) \
- tclDTraceDebugEnabled = 1; \
+ do { \
+ tclDTraceDebugEnabled = 1; \
TclDTraceDbgMsg(" | tcl-probe", "%s %s %s %s %s %s %s %s %s %s", a0, \
- a1, a2, a3, a4, a5, a6, a7, a8, a9)
+ a1, a2, a3, a4, a5, a6, a7, a8, a9); \
+ } while (0)
#endif /* TCL_DTRACE_DEBUG */