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-rw-r--r--generic/tclUtil.c330
1 files changed, 168 insertions, 162 deletions
diff --git a/generic/tclUtil.c b/generic/tclUtil.c
index 6e6393c..09ecc7d 100644
--- a/generic/tclUtil.c
+++ b/generic/tclUtil.c
@@ -11,7 +11,7 @@
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tclUtil.c,v 1.92 2007/11/13 00:53:04 hobbs Exp $
+ * RCS: @(#) $Id: tclUtil.c,v 1.93 2007/11/18 21:59:25 dkf Exp $
*/
#include "tclInt.h"
@@ -19,8 +19,8 @@
#include <math.h>
/*
- * The absolute pathname of the executable in which this Tcl library
- * is running.
+ * The absolute pathname of the executable in which this Tcl library is
+ * running.
*/
static ProcessGlobalValue executableName = {
@@ -470,7 +470,7 @@ Tcl_SplitList(
}
argv[i] = p;
if (brace) {
- memcpy((void *) p, (void *) element, (size_t) elSize);
+ memcpy(p, element, (size_t) elSize);
p += elSize;
*p = 0;
p++;
@@ -1105,7 +1105,7 @@ Tcl_Concat(
if (length == 0) {
continue;
}
- memcpy((void *) p, (void *) element, (size_t) length);
+ memcpy(p, element, (size_t) length);
p += length;
*p = ' ';
p++;
@@ -1153,7 +1153,7 @@ Tcl_ConcatObj(
* is only valid when the lists have no current string representation,
* since we don't know what the original type was. An original string rep
* may have lost some whitespace info when converted which could be
- * important.
+ * important.
*/
for (i = 0; i < objc; i++) {
@@ -1187,7 +1187,7 @@ Tcl_ConcatObj(
* Note that all objs at this point are either lists or have an
* empty string rep.
*/
-
+
objPtr = objv[i];
if (objPtr->bytes && !objPtr->length) {
continue;
@@ -1234,7 +1234,7 @@ Tcl_ConcatObj(
* the terminating NULL byte.
*/
- concatStr = (char *) ckalloc((unsigned) allocSize);
+ concatStr = ckalloc((unsigned) allocSize);
/*
* Now concatenate the elements. Clip white space off the front and back
@@ -1271,7 +1271,7 @@ Tcl_ConcatObj(
if (elemLength == 0) {
continue; /* nothing left of this element */
}
- memcpy((void *) p, (void *) element, (size_t) elemLength);
+ memcpy(p, element, (size_t) elemLength);
p += elemLength;
*p = ' ';
p++;
@@ -1798,11 +1798,11 @@ Tcl_DStringAppend(
dsPtr->spaceAvl = newSize * 2;
if (dsPtr->string == dsPtr->staticSpace) {
char *newString = ckalloc((unsigned) dsPtr->spaceAvl);
- memcpy((void *) newString, (void *) dsPtr->string,
- (size_t) dsPtr->length);
+
+ memcpy(newString, dsPtr->string, (size_t) dsPtr->length);
dsPtr->string = newString;
} else {
- dsPtr->string = (char *) ckrealloc((void *) dsPtr->string,
+ dsPtr->string = ckrealloc((void *) dsPtr->string,
(size_t) dsPtr->spaceAvl);
}
}
@@ -1863,8 +1863,8 @@ Tcl_DStringAppendElement(
dsPtr->spaceAvl = newSize * 2;
if (dsPtr->string == dsPtr->staticSpace) {
char *newString = ckalloc((unsigned) dsPtr->spaceAvl);
- memcpy((void *) newString, (void *) dsPtr->string,
- (size_t) dsPtr->length);
+
+ memcpy(newString, dsPtr->string, (size_t) dsPtr->length);
dsPtr->string = newString;
} else {
dsPtr->string = (char *) ckrealloc((void *) dsPtr->string,
@@ -1945,8 +1945,8 @@ Tcl_DStringSetLength(
}
if (dsPtr->string == dsPtr->staticSpace) {
char *newString = ckalloc((unsigned) dsPtr->spaceAvl);
- memcpy((void *) newString, (void *) dsPtr->string,
- (size_t) dsPtr->length);
+
+ memcpy(newString, dsPtr->string, (size_t) dsPtr->length);
dsPtr->string = newString;
} else {
dsPtr->string = (char *) ckrealloc((void *) dsPtr->string,
@@ -2077,7 +2077,7 @@ Tcl_DStringGetResult(
dsPtr->spaceAvl = dsPtr->length+1;
} else {
dsPtr->string = (char *) ckalloc((unsigned) (dsPtr->length+1));
- strcpy(dsPtr->string, iPtr->result);
+ memcpy(dsPtr->string, iPtr->result, (unsigned) dsPtr->length+1);
(*iPtr->freeProc)(iPtr->result);
}
dsPtr->spaceAvl = dsPtr->length+1;
@@ -2090,7 +2090,7 @@ Tcl_DStringGetResult(
dsPtr->string = (char *) ckalloc((unsigned) (dsPtr->length + 1));
dsPtr->spaceAvl = dsPtr->length + 1;
}
- strcpy(dsPtr->string, iPtr->result);
+ memcpy(dsPtr->string, iPtr->result, (unsigned) dsPtr->length+1);
}
iPtr->result = iPtr->resultSpace;
@@ -2504,6 +2504,9 @@ TclGetIntForIndex(
int *indexPtr) /* Location filled in with an integer
* representing an index. */
{
+ int length;
+ char *opPtr, *bytes;
+
if (TclGetIntFromObj(NULL, objPtr, indexPtr) == TCL_OK) {
return TCL_OK;
}
@@ -2515,72 +2518,72 @@ TclGetIntForIndex(
*/
*indexPtr = endValue + objPtr->internalRep.longValue;
+ return TCL_OK;
+ }
- } else {
- int length;
- char *opPtr, *bytes = TclGetStringFromObj(objPtr, &length);
+ bytes = TclGetStringFromObj(objPtr, &length);
- /* Leading whitespace is acceptable in an index */
- while (length && isspace(UCHAR(*bytes))) { /* INTL: ISO space. */
- bytes++; length--;
- }
+ /*
+ * Leading whitespace is acceptable in an index.
+ */
- if (TCL_OK == TclParseNumber(NULL, NULL, NULL,
- bytes, length, (CONST char **)&opPtr,
- TCL_PARSE_INTEGER_ONLY | TCL_PARSE_NO_WHITESPACE)) {
- int code, first, second;
- char savedOp = *opPtr;
- if ((savedOp != '+') && (savedOp != '-')) {
- goto parseError;
- }
- if (isspace(UCHAR(opPtr[1]))) {
- goto parseError;
- }
- *opPtr = '\0';
- code = Tcl_GetInt(interp, bytes, &first);
- *opPtr = savedOp;
- if (code == TCL_ERROR) {
- goto parseError;
- }
- if (TCL_ERROR == Tcl_GetInt(interp, opPtr+1, &second)) {
- goto parseError;
- }
- if (savedOp == '+') {
- *indexPtr = first + second;
- } else {
- *indexPtr = first - second;
- }
- return TCL_OK;
+ while (length && isspace(UCHAR(*bytes))) { /* INTL: ISO space. */
+ bytes++;
+ length--;
+ }
+
+ if (TclParseNumber(NULL, NULL, NULL, bytes, length, (const char **)&opPtr,
+ TCL_PARSE_INTEGER_ONLY | TCL_PARSE_NO_WHITESPACE) == TCL_OK) {
+ int code, first, second;
+ char savedOp = *opPtr;
+
+ if ((savedOp != '+') && (savedOp != '-')) {
+ goto parseError;
+ }
+ if (isspace(UCHAR(opPtr[1]))) {
+ goto parseError;
+ }
+ *opPtr = '\0';
+ code = Tcl_GetInt(interp, bytes, &first);
+ *opPtr = savedOp;
+ if (code == TCL_ERROR) {
+ goto parseError;
}
+ if (TCL_ERROR == Tcl_GetInt(interp, opPtr+1, &second)) {
+ goto parseError;
+ }
+ if (savedOp == '+') {
+ *indexPtr = first + second;
+ } else {
+ *indexPtr = first - second;
+ }
+ return TCL_OK;
+ }
- /*
- * Report a parse error.
- */
+ /*
+ * Report a parse error.
+ */
- parseError:
- if (interp != NULL) {
- char *bytes = Tcl_GetString(objPtr);
+ parseError:
+ if (interp != NULL) {
+ char *bytes = Tcl_GetString(objPtr);
- /*
- * The result might not be empty; this resets it which should be
- * both a cheap operation, and of little problem because this is
- * an error-generation path anyway.
- */
+ /*
+ * The result might not be empty; this resets it which should be both
+ * a cheap operation, and of little problem because this is an
+ * error-generation path anyway.
+ */
- Tcl_ResetResult(interp);
- Tcl_AppendResult(interp, "bad index \"", bytes,
- "\": must be integer?[+-]integer? or end?[+-]integer?",
- (char *) NULL);
- if (!strncmp(bytes, "end-", 4)) {
- bytes += 4;
- }
- TclCheckBadOctal(interp, bytes);
+ Tcl_ResetResult(interp);
+ Tcl_AppendResult(interp, "bad index \"", bytes,
+ "\": must be integer?[+-]integer? or end?[+-]integer?", NULL);
+ if (!strncmp(bytes, "end-", 4)) {
+ bytes += 4;
}
-
- return TCL_ERROR;
+ TclCheckBadOctal(interp, bytes);
}
- return TCL_OK;
+ return TCL_ERROR;
}
/*
@@ -2616,8 +2619,8 @@ UpdateStringOfEndOffset(
buffer[len++] = '-';
len += TclFormatInt(buffer+len, -(objPtr->internalRep.longValue));
}
- objPtr->bytes = ckalloc((unsigned) (len+1));
- strcpy(objPtr->bytes, buffer);
+ objPtr->bytes = ckalloc((unsigned) len+1);
+ memcpy(objPtr->bytes, buffer, (unsigned) len+1);
objPtr->length = len;
}
@@ -2666,7 +2669,7 @@ SetEndOffsetFromAny(
if (interp != NULL) {
Tcl_ResetResult(interp);
Tcl_AppendResult(interp, "bad index \"", bytes,
- "\": must be end?[+-]integer?", (char*) NULL);
+ "\": must be end?[+-]integer?", NULL);
}
return TCL_ERROR;
}
@@ -2700,7 +2703,7 @@ SetEndOffsetFromAny(
if (interp != NULL) {
Tcl_ResetResult(interp);
Tcl_AppendResult(interp, "bad index \"", bytes,
- "\": must be end?[+-]integer?", (char *) NULL);
+ "\": must be end?[+-]integer?", NULL);
}
return TCL_ERROR;
}
@@ -2774,8 +2777,9 @@ TclCheckBadOctal(
* Don't reset the result here because we want this result to
* be added to an existing error message as extra info.
*/
+
Tcl_AppendResult(interp, " (looks like invalid octal number)",
- (char *) NULL);
+ NULL);
}
return 1;
}
@@ -2928,9 +2932,9 @@ TclSetProcessGlobalValue(
} else {
Tcl_CreateExitHandler(FreeProcessGlobalValue, (ClientData) pgvPtr);
}
- bytes = TclGetStringFromObj(newValue, &pgvPtr->numBytes);
- pgvPtr->value = ckalloc((unsigned int) pgvPtr->numBytes + 1);
- strcpy(pgvPtr->value, bytes);
+ bytes = Tcl_GetStringFromObj(newValue, &pgvPtr->numBytes);
+ pgvPtr->value = ckalloc((unsigned) pgvPtr->numBytes + 1);
+ memcpy(pgvPtr->value, bytes, (unsigned) pgvPtr->numBytes + 1);
if (pgvPtr->encoding) {
Tcl_FreeEncoding(pgvPtr->encoding);
}
@@ -2997,7 +3001,7 @@ TclGetProcessGlobalValue(
ckfree(pgvPtr->value);
pgvPtr->value = ckalloc((unsigned int)
Tcl_DStringLength(&newValue) + 1);
- memcpy((void*) pgvPtr->value, (void*) Tcl_DStringValue(&newValue),
+ memcpy(pgvPtr->value, Tcl_DStringValue(&newValue),
(size_t) Tcl_DStringLength(&newValue) + 1);
Tcl_DStringFree(&newValue);
Tcl_FreeEncoding(pgvPtr->encoding);
@@ -3126,8 +3130,9 @@ CONST char *
Tcl_GetNameOfExecutable(void)
{
int numBytes;
- CONST char * bytes =
+ const char *bytes =
Tcl_GetStringFromObj(TclGetObjNameOfExecutable(), &numBytes);
+
if (numBytes == 0) {
return NULL;
}
@@ -3190,11 +3195,11 @@ TclGetPlatform(void)
* Attempt to convert a regular expression to an equivalent glob pattern.
*
* Results:
- * Returns TCL_OK on success, TCL_ERROR on failure.
- * If interp is not NULL, an error message is placed in the result.
- * On success, the DString will contain an exact equivalent glob pattern.
- * The caller is responsible for calling Tcl_DStringFree on success.
- * If exactPtr is not NULL, it will be 1 if an exact match qualifies.
+ * Returns TCL_OK on success, TCL_ERROR on failure. If interp is not
+ * NULL, an error message is placed in the result. On success, the
+ * DString will contain an exact equivalent glob pattern. The caller is
+ * responsible for calling Tcl_DStringFree on success. If exactPtr is not
+ * NULL, it will be 1 if an exact match qualifies.
*
* Side effects:
* None.
@@ -3203,11 +3208,12 @@ TclGetPlatform(void)
*/
int
-TclReToGlob(Tcl_Interp *interp,
- const char *reStr,
- int reStrLen,
- Tcl_DString *dsPtr,
- int *exactPtr)
+TclReToGlob(
+ Tcl_Interp *interp,
+ const char *reStr,
+ int reStrLen,
+ Tcl_DString *dsPtr,
+ int *exactPtr)
{
int anchorLeft, anchorRight;
char *dsStr, *dsStrStart, *msg;
@@ -3255,80 +3261,80 @@ TclReToGlob(Tcl_Interp *interp,
for ( ; p < strEnd; p++) {
switch (*p) {
- case '\\':
- p++;
- switch (*p) {
- case 'a':
- *dsStr++ = '\a';
- break;
- case 'b':
- *dsStr++ = '\b';
- break;
- case 'f':
- *dsStr++ = '\f';
- break;
- case 'n':
- *dsStr++ = '\n';
- break;
- case 'r':
- *dsStr++ = '\r';
- break;
- case 't':
- *dsStr++ = '\t';
- break;
- case 'v':
- *dsStr++ = '\v';
- break;
- case 'B':
- *dsStr++ = '\\';
- *dsStr++ = '\\';
- anchorLeft = 0; /* prevent exact match */
- break;
- case '\\': case '*': case '+': case '?':
- case '{': case '}': case '(': case ')': case '[': case ']':
- case '.': case '|': case '^': case '$':
- *dsStr++ = '\\';
- *dsStr++ = *p;
- anchorLeft = 0; /* prevent exact match */
- break;
- default:
- msg = "invalid escape sequence";
- goto invalidGlob;
- }
+ case '\\':
+ p++;
+ switch (*p) {
+ case 'a':
+ *dsStr++ = '\a';
break;
- case '.':
- anchorLeft = 0; /* prevent exact match */
- if (p+1 < strEnd) {
- if (p[1] == '*') {
- p++;
- if ((dsStr == dsStrStart) || (dsStr[-1] != '*')) {
- *dsStr++ = '*';
- }
- continue;
- } else if (p[1] == '+') {
- p++;
- *dsStr++ = '?';
- *dsStr++ = '*';
- continue;
- }
- }
- *dsStr++ = '?';
+ case 'b':
+ *dsStr++ = '\b';
break;
- case '$':
- if (p+1 != strEnd) {
- msg = "$ not anchor";
- goto invalidGlob;
- }
- anchorRight = 1;
+ case 'f':
+ *dsStr++ = '\f';
break;
- case '*': case '+': case '?': case '|': case '^':
- case '{': case '}': case '(': case ')': case '[': case ']':
- msg = "unhandled RE special char";
- goto invalidGlob;
+ case 'n':
+ *dsStr++ = '\n';
break;
- default:
+ case 'r':
+ *dsStr++ = '\r';
+ break;
+ case 't':
+ *dsStr++ = '\t';
+ break;
+ case 'v':
+ *dsStr++ = '\v';
+ break;
+ case 'B':
+ *dsStr++ = '\\';
+ *dsStr++ = '\\';
+ anchorLeft = 0; /* prevent exact match */
+ break;
+ case '\\': case '*': case '+': case '?':
+ case '{': case '}': case '(': case ')': case '[': case ']':
+ case '.': case '|': case '^': case '$':
+ *dsStr++ = '\\';
*dsStr++ = *p;
+ anchorLeft = 0; /* prevent exact match */
break;
+ default:
+ msg = "invalid escape sequence";
+ goto invalidGlob;
+ }
+ break;
+ case '.':
+ anchorLeft = 0; /* prevent exact match */
+ if (p+1 < strEnd) {
+ if (p[1] == '*') {
+ p++;
+ if ((dsStr == dsStrStart) || (dsStr[-1] != '*')) {
+ *dsStr++ = '*';
+ }
+ continue;
+ } else if (p[1] == '+') {
+ p++;
+ *dsStr++ = '?';
+ *dsStr++ = '*';
+ continue;
+ }
+ }
+ *dsStr++ = '?';
+ break;
+ case '$':
+ if (p+1 != strEnd) {
+ msg = "$ not anchor";
+ goto invalidGlob;
+ }
+ anchorRight = 1;
+ break;
+ case '*': case '+': case '?': case '|': case '^':
+ case '{': case '}': case '(': case ')': case '[': case ']':
+ msg = "unhandled RE special char";
+ goto invalidGlob;
+ break;
+ default:
+ *dsStr++ = *p;
+ break;
}
}
if (!anchorRight && ((dsStr == dsStrStart) || (dsStr[-1] != '*'))) {
@@ -3348,7 +3354,7 @@ TclReToGlob(Tcl_Interp *interp,
#endif
return TCL_OK;
- invalidGlob:
+ invalidGlob:
#if 0
fprintf(stderr, "INPUT RE '%.*s' NO OUTPUT GLOB %s (%c)\n",
reStrLen, reStr, msg, *p);
generated by cgit v0.12 at 2024-11-07 23:47:06 (GMT)