diff options
Diffstat (limited to 'generic/tclUtil.c')
-rw-r--r-- | generic/tclUtil.c | 27 |
1 files changed, 6 insertions, 21 deletions
diff --git a/generic/tclUtil.c b/generic/tclUtil.c index 8d1afc6..e5a54c5 100644 --- a/generic/tclUtil.c +++ b/generic/tclUtil.c @@ -973,7 +973,7 @@ Tcl_ScanCountedElement( int *flagPtr) /* Where to store information to guide * Tcl_ConvertElement. */ { - int flags = CONVERT_ANY; + char flags = CONVERT_ANY; int numBytes = TclScanElement(src, length, &flags); *flagPtr = flags; @@ -1014,7 +1014,7 @@ int TclScanElement( const char *src, /* String to convert to Tcl list element. */ int length, /* Number of bytes in src, or -1. */ - int *flagPtr) /* Where to store information to guide + char *flagPtr) /* Where to store information to guide * Tcl_ConvertElement. */ { const char *p = src; @@ -1546,11 +1546,10 @@ Tcl_Merge( int argc, /* How many strings to merge. */ const char *const *argv) /* Array of string values. */ { -#define LOCAL_SIZE 20 - int localFlags[LOCAL_SIZE], *flagPtr = NULL; +#define LOCAL_SIZE 64 + char localFlags[LOCAL_SIZE], *flagPtr = NULL; int i, bytesNeeded = 0; char *result, *dst; - const int maxFlags = UINT_MAX / sizeof(int); /* * Handle empty list case first, so logic of the general case can be @@ -1569,22 +1568,8 @@ Tcl_Merge( if (argc <= LOCAL_SIZE) { flagPtr = localFlags; - } else if (argc > maxFlags) { - /* - * We cannot allocate a large enough flag array to format this list in - * one pass. We could imagine converting this routine to a multi-pass - * implementation, but for sizeof(int) == 4, the limit is a max of - * 2^30 list elements and since each element is at least one byte - * formatted, and requires one byte space between it and the next one, - * that a minimum space requirement of 2^31 bytes, which is already - * INT_MAX. If we tried to format a list of > maxFlags elements, we're - * just going to overflow the size limits on the formatted string - * anyway, so just issue that same panic early. - */ - - Tcl_Panic("max size for a Tcl value (%d bytes) exceeded", INT_MAX); } else { - flagPtr = ckalloc(argc * sizeof(int)); + flagPtr = ckalloc(argc); } for (i = 0; i < argc; i++) { flagPtr[i] = ( i ? TCL_DONT_QUOTE_HASH : 0 ); @@ -2716,7 +2701,7 @@ Tcl_DStringAppendElement( { char *dst = dsPtr->string + dsPtr->length; int needSpace = TclNeedSpace(dsPtr->string, dst); - int flags = needSpace ? TCL_DONT_QUOTE_HASH : 0; + char flags = needSpace ? TCL_DONT_QUOTE_HASH : 0; int newSize = dsPtr->length + needSpace + TclScanElement(element, -1, &flags); |