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Tcl is a high-level, general-purpose, interpreted, dynamic programming language. It was designed with the goal of being very simple but powerful.
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authordkf <donal.k.fellows@manchester.ac.uk>2014-02-03 22:29:31 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2014-02-03 22:29:31 (GMT)
commit76a8030f939360bd39bc940842f79175c47ed828 (patch)
tree2460b8aed34b1dc39f26999cb2294274056a1448 /generic
parent95a6025facddaf366bf92837026bdcafec4561ec (diff)
parent9acd6848382529da76b66a3108c7cceb755dcffa (diff)
downloadtcl-76a8030f939360bd39bc940842f79175c47ed828.zip
tcl-76a8030f939360bd39bc940842f79175c47ed828.tar.gz
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merge trunk
Diffstat (limited to 'generic')
-rw-r--r--generic/tclAssembly.c12
-rw-r--r--generic/tclBasic.c23
-rw-r--r--generic/tclBinary.c74
-rw-r--r--generic/tclCmdMZ.c47
-rw-r--r--generic/tclCompCmdsGR.c25
-rw-r--r--generic/tclCompCmdsSZ.c364
-rw-r--r--generic/tclCompile.c33
-rw-r--r--generic/tclCompile.h46
-rw-r--r--generic/tclDisassemble.c11
-rw-r--r--generic/tclExecute.c256
-rw-r--r--generic/tclIO.c296
-rw-r--r--generic/tclInt.h9
-rw-r--r--generic/tclOO.c3
-rw-r--r--generic/tclOOBasic.c20
-rw-r--r--generic/tclStringObj.c42
-rw-r--r--generic/tclStringTrim.h27
16 files changed, 967 insertions, 321 deletions
diff --git a/generic/tclAssembly.c b/generic/tclAssembly.c
index 89c286a..d1866c8 100644
--- a/generic/tclAssembly.c
+++ b/generic/tclAssembly.c
@@ -26,6 +26,7 @@
*- jumpTable testing
*- syntax (?)
*- returnCodeBranch
+ *- tclooNext, tclooNextClass
*/
#include "tclInt.h"
@@ -49,7 +50,7 @@ typedef enum BasicBlockCatchState {
BBCS_UNKNOWN = 0, /* Catch context has not yet been identified */
BBCS_NONE, /* Block is outside of any catch */
BBCS_INCATCH, /* Block is within a catch context */
- BBCS_CAUGHT, /* Block is within a catch context and
+ BBCS_CAUGHT /* Block is within a catch context and
* may be executed after an exception fires */
} BasicBlockCatchState;
@@ -120,7 +121,7 @@ enum BasicBlockFlags {
* marking it as the start of a 'catch'
* sequence. The 'jumpTarget' is the exception
* exit from the catch block. */
- BB_ENDCATCH = (1 << 5), /* Block ends with an 'endCatch' instruction,
+ BB_ENDCATCH = (1 << 5) /* Block ends with an 'endCatch' instruction,
* unwinding the catch from the exception
* stack. */
};
@@ -183,7 +184,7 @@ typedef enum TalInstType {
* produces N */
ASSEM_SINT1, /* One 1-byte signed-integer operand
* (INCR_STK_IMM) */
- ASSEM_SINT4_LVT4, /* Signed 4-byte integer operand followed by
+ ASSEM_SINT4_LVT4 /* Signed 4-byte integer operand followed by
* LVT entry. Fixed arity */
} TalInstType;
@@ -437,6 +438,7 @@ static const TalInstDesc TalInstructionTable[] = {
{"nop", ASSEM_1BYTE, INST_NOP, 0, 0},
{"not", ASSEM_1BYTE, INST_LNOT, 1, 1},
{"nsupvar", ASSEM_LVT4, INST_NSUPVAR, 2, 1},
+ {"numericType", ASSEM_1BYTE, INST_NUM_TYPE, 1, 1},
{"originCmd", ASSEM_1BYTE, INST_ORIGIN_COMMAND, 1, 1},
{"over", ASSEM_OVER, INST_OVER, INT_MIN,-1-1},
{"pop", ASSEM_1BYTE, INST_POP, 1, 0},
@@ -477,6 +479,7 @@ static const TalInstDesc TalInstructionTable[] = {
{"tclooIsObject", ASSEM_1BYTE, INST_TCLOO_IS_OBJECT, 1, 1},
{"tclooNamespace", ASSEM_1BYTE, INST_TCLOO_NS, 1, 1},
{"tclooSelf", ASSEM_1BYTE, INST_TCLOO_SELF, 0, 1},
+ {"tryCvtToBoolean", ASSEM_1BYTE, INST_TRY_CVT_TO_BOOLEAN,1, 2},
{"tryCvtToNumeric", ASSEM_1BYTE, INST_TRY_CVT_TO_NUMERIC,1, 1},
{"uminus", ASSEM_1BYTE, INST_UMINUS, 1, 1},
{"unset", ASSEM_BOOL_LVT4,INST_UNSET_SCALAR, 0, 0},
@@ -516,7 +519,8 @@ static const unsigned char NonThrowingByteCodes[] = {
INST_RESOLVE_COMMAND, /* 154 */
INST_STR_TRIM, INST_STR_TRIM_LEFT, INST_STR_TRIM_RIGHT, /* 166-168 */
INST_CONCAT_STK, /* 169 */
- INST_STR_UPPER, INST_STR_LOWER, INST_STR_TITLE /* 170-172 */
+ INST_STR_UPPER, INST_STR_LOWER, INST_STR_TITLE, /* 170-172 */
+ INST_NUM_TYPE /* 180 */
};
/*
diff --git a/generic/tclBasic.c b/generic/tclBasic.c
index 0442446..795fe15 100644
--- a/generic/tclBasic.c
+++ b/generic/tclBasic.c
@@ -259,7 +259,7 @@ static const CmdInfo builtInCmds[] = {
{"variable", Tcl_VariableObjCmd, TclCompileVariableCmd, NULL, CMD_IS_SAFE},
{"while", Tcl_WhileObjCmd, TclCompileWhileCmd, TclNRWhileObjCmd, CMD_IS_SAFE},
{"yield", NULL, TclCompileYieldCmd, TclNRYieldObjCmd, CMD_IS_SAFE},
- {"yieldto", NULL, NULL, TclNRYieldToObjCmd, CMD_IS_SAFE},
+ {"yieldto", NULL, TclCompileYieldToCmd, TclNRYieldToObjCmd, CMD_IS_SAFE},
/*
* Commands in the OS-interface. Note that many of these are unsafe.
@@ -8418,8 +8418,7 @@ TclNRYieldToObjCmd(
{
CoroutineData *corPtr = iPtr->execEnvPtr->corPtr;
Tcl_Obj *listPtr, *nsObjPtr;
- Tcl_Namespace *nsPtr = (Tcl_Namespace *) iPtr->varFramePtr->nsPtr;
- Tcl_Namespace *ns1Ptr;
+ Tcl_Namespace *nsPtr = TclGetCurrentNamespace(interp);
if (objc < 2) {
Tcl_WrongNumArgs(interp, 1, objv, "command ?arg ...?");
@@ -8433,11 +8432,13 @@ TclNRYieldToObjCmd(
return TCL_ERROR;
}
- /*
- * Add the tailcall in the caller env, then just yield.
- *
- * This is essentially code from TclNRTailcallObjCmd
- */
+ if (((Namespace *) nsPtr)->flags & NS_DYING) {
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "yieldto called in deleted namespace", -1));
+ Tcl_SetErrorCode(interp, "TCL", "COROUTINE", "YIELDTO_IN_DELETED",
+ NULL);
+ return TCL_ERROR;
+ }
/*
* Add the tailcall in the caller env, then just yield.
@@ -8446,15 +8447,9 @@ TclNRYieldToObjCmd(
*/
listPtr = Tcl_NewListObj(objc, objv);
-
nsObjPtr = Tcl_NewStringObj(nsPtr->fullName, -1);
- if ((TCL_OK != TclGetNamespaceFromObj(interp, nsObjPtr, &ns1Ptr))
- || (nsPtr != ns1Ptr)) {
- Tcl_Panic("yieldto failed to find the proper namespace");
- }
TclListObjSetElement(interp, listPtr, 0, nsObjPtr);
-
/*
* Add the callback in the caller's env, then instruct TEBC to yield.
*/
diff --git a/generic/tclBinary.c b/generic/tclBinary.c
index 4e977f2..981f174 100644
--- a/generic/tclBinary.c
+++ b/generic/tclBinary.c
@@ -610,9 +610,7 @@ UpdateStringOfByteArray(
*
* This function appends an array of bytes to a byte array object. Note
* that the object *must* be unshared, and the array of bytes *must not*
- * refer to the object being appended to. Also the caller must have
- * already checked that the final length of the bytearray after the
- * append operations is complete will not overflow the int range.
+ * refer to the object being appended to.
*
* Results:
* None.
@@ -631,6 +629,7 @@ TclAppendBytesToByteArray(
int len)
{
ByteArray *byteArrayPtr;
+ int needed;
if (Tcl_IsShared(objPtr)) {
Tcl_Panic("%s called with shared object","TclAppendBytesToByteArray");
@@ -639,64 +638,57 @@ TclAppendBytesToByteArray(
Tcl_Panic("%s must be called with definite number of bytes to append",
"TclAppendBytesToByteArray");
}
+ if (len == 0) {
+ /* Append zero bytes is a no-op. */
+ return;
+ }
if (objPtr->typePtr != &tclByteArrayType) {
SetByteArrayFromAny(NULL, objPtr);
}
byteArrayPtr = GET_BYTEARRAY(objPtr);
+ if (len > INT_MAX - byteArrayPtr->used) {
+ Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", INT_MAX);
+ }
+
+ needed = byteArrayPtr->used + len;
/*
* If we need to, resize the allocated space in the byte array.
*/
- if (byteArrayPtr->used + len > byteArrayPtr->allocated) {
- unsigned int attempt, used = byteArrayPtr->used;
- ByteArray *tmpByteArrayPtr = NULL;
+ if (needed > byteArrayPtr->allocated) {
+ ByteArray *ptr = NULL;
+ int attempt;
- attempt = byteArrayPtr->allocated;
- if (attempt < 1) {
- /*
- * No allocated bytes, so must be none used too. We use this
- * method to calculate how many bytes to allocate because we can
- * end up with a zero-length buffer otherwise, when doubling can
- * cause trouble. [Bug 3067036]
- */
-
- attempt = len + 1;
- } else {
- do {
- attempt *= 2;
- } while (attempt < used+len);
+ if (needed <= INT_MAX/2) {
+ /* Try to allocate double the total space that is needed. */
+ attempt = 2 * needed;
+ ptr = attemptckrealloc(byteArrayPtr, BYTEARRAY_SIZE(attempt));
}
+ if (ptr == NULL) {
+ /* Try to allocate double the increment that is needed (plus). */
+ unsigned int limit = INT_MAX - needed;
+ unsigned int extra = len + TCL_MIN_GROWTH;
+ int growth = (int) ((extra > limit) ? limit : extra);
- if (BYTEARRAY_SIZE(attempt) > BYTEARRAY_SIZE(used)) {
- tmpByteArrayPtr = attemptckrealloc(byteArrayPtr,
- BYTEARRAY_SIZE(attempt));
+ attempt = needed + growth;
+ ptr = attemptckrealloc(byteArrayPtr, BYTEARRAY_SIZE(attempt));
}
-
- if (tmpByteArrayPtr == NULL) {
- attempt = used + len;
- if (BYTEARRAY_SIZE(attempt) < BYTEARRAY_SIZE(used)) {
- Tcl_Panic("attempt to allocate a bigger buffer than we can handle");
- }
- tmpByteArrayPtr = ckrealloc(byteArrayPtr,
- BYTEARRAY_SIZE(attempt));
+ if (ptr == NULL) {
+ /* Last chance: Try to allocate exactly what is needed. */
+ attempt = needed;
+ ptr = ckrealloc(byteArrayPtr, BYTEARRAY_SIZE(attempt));
}
-
- byteArrayPtr = tmpByteArrayPtr;
+ byteArrayPtr = ptr;
byteArrayPtr->allocated = attempt;
- byteArrayPtr->used = used;
SET_BYTEARRAY(objPtr, byteArrayPtr);
}
- /*
- * Do the append if there's any point.
- */
-
- if (len > 0) {
+ if (bytes) {
memcpy(byteArrayPtr->bytes + byteArrayPtr->used, bytes, len);
- byteArrayPtr->used += len;
- TclInvalidateStringRep(objPtr);
}
+ byteArrayPtr->used += len;
+ TclInvalidateStringRep(objPtr);
}
/*
diff --git a/generic/tclCmdMZ.c b/generic/tclCmdMZ.c
index d477216..00c9f2f 100644
--- a/generic/tclCmdMZ.c
+++ b/generic/tclCmdMZ.c
@@ -32,6 +32,39 @@ static int TryPostHandler(ClientData data[], Tcl_Interp *interp,
int result);
static int UniCharIsAscii(int character);
static int UniCharIsHexDigit(int character);
+
+/*
+ * Default set of characters to trim in [string trim] and friends. This is a
+ * UTF-8 literal string containing all Unicode space characters [TIP #413]
+ */
+
+const char tclDefaultTrimSet[] =
+ "\x09\x0a\x0b\x0c\x0d " /* ASCII */
+ "\xc0\x80" /* nul (U+0000) */
+ "\xc2\x85" /* next line (U+0085) */
+ "\xc2\xa0" /* non-breaking space (U+00a0) */
+ "\xe1\x9a\x80" /* ogham space mark (U+1680) */
+ "\xe1\xa0\x8e" /* mongolian vowel separator (U+180e) */
+ "\xe2\x80\x80" /* en quad (U+2000) */
+ "\xe2\x80\x81" /* em quad (U+2001) */
+ "\xe2\x80\x82" /* en space (U+2002) */
+ "\xe2\x80\x83" /* em space (U+2003) */
+ "\xe2\x80\x84" /* three-per-em space (U+2004) */
+ "\xe2\x80\x85" /* four-per-em space (U+2005) */
+ "\xe2\x80\x86" /* six-per-em space (U+2006) */
+ "\xe2\x80\x87" /* figure space (U+2007) */
+ "\xe2\x80\x88" /* punctuation space (U+2008) */
+ "\xe2\x80\x89" /* thin space (U+2009) */
+ "\xe2\x80\x8a" /* hair space (U+200a) */
+ "\xe2\x80\x8b" /* zero width space (U+200b) */
+ "\xe2\x80\xa8" /* line separator (U+2028) */
+ "\xe2\x80\xa9" /* paragraph separator (U+2029) */
+ "\xe2\x80\xaf" /* narrow no-break space (U+202f) */
+ "\xe2\x81\x9f" /* medium mathematical space (U+205f) */
+ "\xe2\x81\xa0" /* word joiner (U+2060) */
+ "\xe3\x80\x80" /* ideographic space (U+3000) */
+ "\xef\xbb\xbf" /* zero width no-break space (U+feff) */
+;
/*
*----------------------------------------------------------------------
@@ -3158,8 +3191,8 @@ StringTrimCmd(
if (objc == 3) {
string2 = TclGetStringFromObj(objv[2], &length2);
} else if (objc == 2) {
- string2 = DEFAULT_TRIM_SET;
- length2 = strlen(DEFAULT_TRIM_SET);
+ string2 = tclDefaultTrimSet;
+ length2 = strlen(tclDefaultTrimSet);
} else {
Tcl_WrongNumArgs(interp, 1, objv, "string ?chars?");
return TCL_ERROR;
@@ -3206,8 +3239,8 @@ StringTrimLCmd(
if (objc == 3) {
string2 = TclGetStringFromObj(objv[2], &length2);
} else if (objc == 2) {
- string2 = DEFAULT_TRIM_SET;
- length2 = strlen(DEFAULT_TRIM_SET);
+ string2 = tclDefaultTrimSet;
+ length2 = strlen(tclDefaultTrimSet);
} else {
Tcl_WrongNumArgs(interp, 1, objv, "string ?chars?");
return TCL_ERROR;
@@ -3252,8 +3285,8 @@ StringTrimRCmd(
if (objc == 3) {
string2 = TclGetStringFromObj(objv[2], &length2);
} else if (objc == 2) {
- string2 = DEFAULT_TRIM_SET;
- length2 = strlen(DEFAULT_TRIM_SET);
+ string2 = tclDefaultTrimSet;
+ length2 = strlen(tclDefaultTrimSet);
} else {
Tcl_WrongNumArgs(interp, 1, objv, "string ?chars?");
return TCL_ERROR;
@@ -3299,7 +3332,7 @@ TclInitStringCmd(
{"equal", StringEqualCmd, TclCompileStringEqualCmd, NULL, NULL, 0},
{"first", StringFirstCmd, TclCompileStringFirstCmd, NULL, NULL, 0},
{"index", StringIndexCmd, TclCompileStringIndexCmd, NULL, NULL, 0},
- {"is", StringIsCmd, NULL, NULL, NULL, 0},
+ {"is", StringIsCmd, TclCompileStringIsCmd, NULL, NULL, 0},
{"last", StringLastCmd, TclCompileStringLastCmd, NULL, NULL, 0},
{"length", StringLenCmd, TclCompileStringLenCmd, NULL, NULL, 0},
{"map", StringMapCmd, TclCompileStringMapCmd, NULL, NULL, 0},
diff --git a/generic/tclCompCmdsGR.c b/generic/tclCompCmdsGR.c
index b8a7e0f..b3e273f 100644
--- a/generic/tclCompCmdsGR.c
+++ b/generic/tclCompCmdsGR.c
@@ -3075,6 +3075,31 @@ TclCompileObjectNextCmd(
}
int
+TclCompileObjectNextToCmd(
+ Tcl_Interp *interp, /* Used for error reporting. */
+ Tcl_Parse *parsePtr, /* Points to a parse structure for the command
+ * created by Tcl_ParseCommand. */
+ Command *cmdPtr, /* Points to defintion of command being
+ * compiled. */
+ CompileEnv *envPtr) /* Holds resulting instructions. */
+{
+ DefineLineInformation; /* TIP #280 */
+ Tcl_Token *tokenPtr = parsePtr->tokenPtr;
+ int i;
+
+ if (parsePtr->numWords < 2 || parsePtr->numWords > 255) {
+ return TCL_ERROR;
+ }
+
+ for (i=0 ; i<parsePtr->numWords ; i++) {
+ CompileWord(envPtr, tokenPtr, interp, i);
+ tokenPtr = TokenAfter(tokenPtr);
+ }
+ TclEmitInstInt1( INST_TCLOO_NEXT_CLASS, i, envPtr);
+ return TCL_OK;
+}
+
+int
TclCompileObjectSelfCmd(
Tcl_Interp *interp, /* Used for error reporting. */
Tcl_Parse *parsePtr, /* Points to a parse structure for the command
diff --git a/generic/tclCompCmdsSZ.c b/generic/tclCompCmdsSZ.c
index 8e422c1..ece363b 100644
--- a/generic/tclCompCmdsSZ.c
+++ b/generic/tclCompCmdsSZ.c
@@ -429,6 +429,284 @@ TclCompileStringIndexCmd(
}
int
+TclCompileStringIsCmd(
+ Tcl_Interp *interp, /* Used for error reporting. */
+ Tcl_Parse *parsePtr, /* Points to a parse structure for the command
+ * created by Tcl_ParseCommand. */
+ Command *cmdPtr, /* Points to defintion of command being
+ * compiled. */
+ CompileEnv *envPtr) /* Holds resulting instructions. */
+{
+ DefineLineInformation; /* TIP #280 */
+ Tcl_Token *tokenPtr = TokenAfter(parsePtr->tokenPtr);
+ static const char *const isClasses[] = {
+ "alnum", "alpha", "ascii", "control",
+ "boolean", "digit", "double", "entier",
+ "false", "graph", "integer", "list",
+ "lower", "print", "punct", "space",
+ "true", "upper", "wideinteger", "wordchar",
+ "xdigit", NULL
+ };
+ enum isClasses {
+ STR_IS_ALNUM, STR_IS_ALPHA, STR_IS_ASCII, STR_IS_CONTROL,
+ STR_IS_BOOL, STR_IS_DIGIT, STR_IS_DOUBLE, STR_IS_ENTIER,
+ STR_IS_FALSE, STR_IS_GRAPH, STR_IS_INT, STR_IS_LIST,
+ STR_IS_LOWER, STR_IS_PRINT, STR_IS_PUNCT, STR_IS_SPACE,
+ STR_IS_TRUE, STR_IS_UPPER, STR_IS_WIDE, STR_IS_WORD,
+ STR_IS_XDIGIT
+ };
+ int t, range, allowEmpty = 0, end;
+ InstStringClassType strClassType;
+ Tcl_Obj *isClass;
+
+ if (parsePtr->numWords < 3 || parsePtr->numWords > 6) {
+ return TCL_ERROR;
+ }
+ isClass = Tcl_NewObj();
+ if (!TclWordKnownAtCompileTime(tokenPtr, isClass)) {
+ Tcl_DecrRefCount(isClass);
+ return TCL_ERROR;
+ } else if (Tcl_GetIndexFromObj(interp, isClass, isClasses, "class", 0,
+ &t) != TCL_OK) {
+ Tcl_DecrRefCount(isClass);
+ TclCompileSyntaxError(interp, envPtr);
+ return TCL_OK;
+ }
+ Tcl_DecrRefCount(isClass);
+
+#define GotLiteral(tokenPtr, word) \
+ ((tokenPtr)->type == TCL_TOKEN_SIMPLE_WORD && \
+ (tokenPtr)[1].size > 1 && \
+ (tokenPtr)[1].start[0] == word[0] && \
+ strncmp((tokenPtr)[1].start, (word), (tokenPtr)[1].size) == 0)
+
+ /*
+ * Cannot handle the -failindex option at all, and that's the only legal
+ * way to have more than 4 arguments.
+ */
+
+ if (parsePtr->numWords != 3 && parsePtr->numWords != 4) {
+ return TCL_ERROR;
+ }
+
+ tokenPtr = TokenAfter(tokenPtr);
+ if (parsePtr->numWords == 3) {
+ allowEmpty = 1;
+ } else {
+ if (!GotLiteral(tokenPtr, "-strict")) {
+ return TCL_ERROR;
+ }
+ tokenPtr = TokenAfter(tokenPtr);
+ }
+#undef GotLiteral
+
+ /*
+ * Compile the code. There are several main classes of check here.
+ * 1. Character classes
+ * 2. Booleans
+ * 3. Integers
+ * 4. Floats
+ * 5. Lists
+ */
+
+ CompileWord(envPtr, tokenPtr, interp, parsePtr->numWords-1);
+
+ switch ((enum isClasses) t) {
+ case STR_IS_ALNUM:
+ strClassType = STR_CLASS_ALNUM;
+ goto compileStrClass;
+ case STR_IS_ALPHA:
+ strClassType = STR_CLASS_ALPHA;
+ goto compileStrClass;
+ case STR_IS_ASCII:
+ strClassType = STR_CLASS_ASCII;
+ goto compileStrClass;
+ case STR_IS_CONTROL:
+ strClassType = STR_CLASS_CONTROL;
+ goto compileStrClass;
+ case STR_IS_DIGIT:
+ strClassType = STR_CLASS_DIGIT;
+ goto compileStrClass;
+ case STR_IS_GRAPH:
+ strClassType = STR_CLASS_GRAPH;
+ goto compileStrClass;
+ case STR_IS_LOWER:
+ strClassType = STR_CLASS_LOWER;
+ goto compileStrClass;
+ case STR_IS_PRINT:
+ strClassType = STR_CLASS_PRINT;
+ goto compileStrClass;
+ case STR_IS_PUNCT:
+ strClassType = STR_CLASS_PUNCT;
+ goto compileStrClass;
+ case STR_IS_SPACE:
+ strClassType = STR_CLASS_SPACE;
+ goto compileStrClass;
+ case STR_IS_UPPER:
+ strClassType = STR_CLASS_UPPER;
+ goto compileStrClass;
+ case STR_IS_WORD:
+ strClassType = STR_CLASS_WORD;
+ goto compileStrClass;
+ case STR_IS_XDIGIT:
+ strClassType = STR_CLASS_XDIGIT;
+ compileStrClass:
+ if (allowEmpty) {
+ OP1( STR_CLASS, strClassType);
+ } else {
+ int over, over2;
+
+ OP( DUP);
+ OP1( STR_CLASS, strClassType);
+ JUMP1( JUMP_TRUE, over);
+ OP( POP);
+ PUSH( "0");
+ JUMP1( JUMP, over2);
+ FIXJUMP1(over);
+ PUSH( "");
+ OP( STR_NEQ);
+ FIXJUMP1(over2);
+ }
+ return TCL_OK;
+
+ case STR_IS_BOOL:
+ case STR_IS_FALSE:
+ case STR_IS_TRUE:
+ OP( TRY_CVT_TO_BOOLEAN);
+ switch (t) {
+ int over, over2;
+
+ case STR_IS_BOOL:
+ if (allowEmpty) {
+ JUMP1( JUMP_TRUE, over);
+ PUSH( "");
+ OP( STR_EQ);
+ JUMP1( JUMP, over2);
+ FIXJUMP1(over);
+ OP( POP);
+ PUSH( "1");
+ FIXJUMP1(over2);
+ } else {
+ OP4( REVERSE, 2);
+ OP( POP);
+ }
+ return TCL_OK;
+ case STR_IS_TRUE:
+ JUMP1( JUMP_TRUE, over);
+ if (allowEmpty) {
+ PUSH( "");
+ OP( STR_EQ);
+ } else {
+ OP( POP);
+ PUSH( "0");
+ }
+ FIXJUMP1( over);
+ OP( LNOT);
+ OP( LNOT);
+ return TCL_OK;
+ case STR_IS_FALSE:
+ JUMP1( JUMP_TRUE, over);
+ if (allowEmpty) {
+ PUSH( "");
+ OP( STR_NEQ);
+ } else {
+ OP( POP);
+ PUSH( "1");
+ }
+ FIXJUMP1( over);
+ OP( LNOT);
+ return TCL_OK;
+ }
+
+ case STR_IS_DOUBLE: {
+ int satisfied, isEmpty;
+
+ if (allowEmpty) {
+ OP( DUP);
+ PUSH( "");
+ OP( STR_EQ);
+ JUMP1( JUMP_TRUE, isEmpty);
+ OP( NUM_TYPE);
+ JUMP1( JUMP_TRUE, satisfied);
+ PUSH( "0");
+ JUMP1( JUMP, end);
+ FIXJUMP1( isEmpty);
+ OP( POP);
+ FIXJUMP1( satisfied);
+ } else {
+ OP( NUM_TYPE);
+ JUMP1( JUMP_TRUE, satisfied);
+ PUSH( "0");
+ JUMP1( JUMP, end);
+ TclAdjustStackDepth(-1, envPtr);
+ FIXJUMP1( satisfied);
+ }
+ PUSH( "1");
+ FIXJUMP1( end);
+ return TCL_OK;
+ }
+
+ case STR_IS_INT:
+ case STR_IS_WIDE:
+ case STR_IS_ENTIER:
+ if (allowEmpty) {
+ int testNumType;
+
+ OP( DUP);
+ OP( NUM_TYPE);
+ OP( DUP);
+ JUMP1( JUMP_TRUE, testNumType);
+ OP( POP);
+ PUSH( "");
+ OP( STR_EQ);
+ JUMP1( JUMP, end);
+ TclAdjustStackDepth(1, envPtr);
+ FIXJUMP1( testNumType);
+ OP4( REVERSE, 2);
+ OP( POP);
+ } else {
+ OP( NUM_TYPE);
+ OP( DUP);
+ JUMP1( JUMP_FALSE, end);
+ }
+
+ switch (t) {
+ case STR_IS_INT:
+ PUSH( "1");
+ OP( EQ);
+ break;
+ case STR_IS_WIDE:
+ PUSH( "2");
+ OP( LE);
+ break;
+ case STR_IS_ENTIER:
+ PUSH( "3");
+ OP( LE);
+ break;
+ }
+ FIXJUMP1( end);
+ return TCL_OK;
+
+ case STR_IS_LIST:
+ range = TclCreateExceptRange(CATCH_EXCEPTION_RANGE, envPtr);
+ OP4( BEGIN_CATCH4, range);
+ ExceptionRangeStarts(envPtr, range);
+ OP( DUP);
+ OP( LIST_LENGTH);
+ OP( POP);
+ ExceptionRangeEnds(envPtr, range);
+ ExceptionRangeTarget(envPtr, range, catchOffset);
+ OP( POP);
+ OP( PUSH_RETURN_CODE);
+ OP( END_CATCH);
+ OP( LNOT);
+ return TCL_OK;
+ }
+
+ return TclCompileBasicMin0ArgCmd(interp, parsePtr, cmdPtr, envPtr);
+}
+
+int
TclCompileStringMatchCmd(
Tcl_Interp *interp, /* Used for error reporting. */
Tcl_Parse *parsePtr, /* Points to a parse structure for the command
@@ -814,7 +1092,7 @@ TclCompileStringTrimLCmd(
tokenPtr = TokenAfter(tokenPtr);
CompileWord(envPtr, tokenPtr, interp, 2);
} else {
- PushLiteral(envPtr, DEFAULT_TRIM_SET, strlen(DEFAULT_TRIM_SET));
+ PushLiteral(envPtr, tclDefaultTrimSet, strlen(tclDefaultTrimSet));
}
OP( STR_TRIM_LEFT);
return TCL_OK;
@@ -842,7 +1120,7 @@ TclCompileStringTrimRCmd(
tokenPtr = TokenAfter(tokenPtr);
CompileWord(envPtr, tokenPtr, interp, 2);
} else {
- PushLiteral(envPtr, DEFAULT_TRIM_SET, strlen(DEFAULT_TRIM_SET));
+ PushLiteral(envPtr, tclDefaultTrimSet, strlen(tclDefaultTrimSet));
}
OP( STR_TRIM_RIGHT);
return TCL_OK;
@@ -870,7 +1148,7 @@ TclCompileStringTrimCmd(
tokenPtr = TokenAfter(tokenPtr);
CompileWord(envPtr, tokenPtr, interp, 2);
} else {
- PushLiteral(envPtr, DEFAULT_TRIM_SET, strlen(DEFAULT_TRIM_SET));
+ PushLiteral(envPtr, tclDefaultTrimSet, strlen(tclDefaultTrimSet));
}
OP( STR_TRIM);
return TCL_OK;
@@ -943,6 +1221,41 @@ TclCompileStringToTitleCmd(
}
/*
+ * Support definitions for the [string is] compilation.
+ */
+
+static int
+UniCharIsAscii(
+ int character)
+{
+ return (character >= 0) && (character < 0x80);
+}
+
+static int
+UniCharIsHexDigit(
+ int character)
+{
+ return (character >= 0) && (character < 0x80) && isxdigit(character);
+}
+
+StringClassDesc const tclStringClassTable[] = {
+ {"alnum", Tcl_UniCharIsAlnum},
+ {"alpha", Tcl_UniCharIsAlpha},
+ {"ascii", UniCharIsAscii},
+ {"control", Tcl_UniCharIsControl},
+ {"digit", Tcl_UniCharIsDigit},
+ {"graph", Tcl_UniCharIsGraph},
+ {"lower", Tcl_UniCharIsLower},
+ {"print", Tcl_UniCharIsPrint},
+ {"punct", Tcl_UniCharIsPunct},
+ {"space", Tcl_UniCharIsSpace},
+ {"upper", Tcl_UniCharIsUpper},
+ {"word", Tcl_UniCharIsWordChar},
+ {"xdigit", UniCharIsHexDigit},
+ {NULL, NULL}
+};
+
+/*
*----------------------------------------------------------------------
*
* TclCompileSubstCmd --
@@ -3477,6 +3790,51 @@ TclCompileYieldCmd(
/*
*----------------------------------------------------------------------
*
+ * TclCompileYieldToCmd --
+ *
+ * Procedure called to compile the "yieldto" command.
+ *
+ * Results:
+ * Returns TCL_OK for a successful compile. Returns TCL_ERROR to defer
+ * evaluation to runtime.
+ *
+ * Side effects:
+ * Instructions are added to envPtr to execute the "yieldto" command at
+ * runtime.
+ *
+ *----------------------------------------------------------------------
+ */
+
+int
+TclCompileYieldToCmd(
+ Tcl_Interp *interp, /* Used for error reporting. */
+ Tcl_Parse *parsePtr, /* Points to a parse structure for the command
+ * created by Tcl_ParseCommand. */
+ Command *cmdPtr, /* Points to defintion of command being
+ * compiled. */
+ CompileEnv *envPtr) /* Holds resulting instructions. */
+{
+ DefineLineInformation; /* TIP #280 */
+ Tcl_Token *tokenPtr = TokenAfter(parsePtr->tokenPtr);
+ int i;
+
+ if (parsePtr->numWords < 2) {
+ return TCL_ERROR;
+ }
+
+ OP( NS_CURRENT);
+ for (i = 1 ; i < parsePtr->numWords ; i++) {
+ CompileWord(envPtr, tokenPtr, interp, i);
+ tokenPtr = TokenAfter(tokenPtr);
+ }
+ OP4( LIST, i);
+ OP( YIELD_TO_INVOKE);
+ return TCL_OK;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
* CompileUnaryOpCmd --
*
* Utility routine to compile the unary operator commands.
diff --git a/generic/tclCompile.c b/generic/tclCompile.c