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| author | jan.nijtmans <nijtmans@users.sourceforge.net> | 2017-09-01 13:48:56 (GMT) |
|---|---|---|
| committer | jan.nijtmans <nijtmans@users.sourceforge.net> | 2017-09-01 13:48:56 (GMT) |
| commit | 6832ae16ff4f18e496fe00d20334e627e2acf525 (patch) | |
| tree | 9ab2c073edc2963ca5c815b62437b9f46415df62 /generic | |
| parent | 3857cb0131afb184ce494f92185ed6d75f0affa9 (diff) | |
| download | tcl-6832ae16ff4f18e496fe00d20334e627e2acf525.zip tcl-6832ae16ff4f18e496fe00d20334e627e2acf525.tar.gz tcl-6832ae16ff4f18e496fe00d20334e627e2acf525.tar.bz2 | |
Handle Unicode surrogates correctly in Tcl_AppendFormatToObj() and BuildCharSet(). Only makes a difference for TCL_UTF_MAX=4, when surrogates are used in the format string ... highly unlikely corner-case.
Diffstat (limited to 'generic')
| -rw-r--r-- | generic/tclScan.c | 4 | ||||
| -rw-r--r-- | generic/tclStringObj.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/generic/tclScan.c b/generic/tclScan.c index 7a6a8a2..e1fcad4 100644 --- a/generic/tclScan.c +++ b/generic/tclScan.c @@ -72,7 +72,7 @@ BuildCharSet( CharSet *cset, const char *format) /* Points to first char of set. */ { - Tcl_UniChar ch, start; + Tcl_UniChar ch = 0, start; int offset, nranges; const char *end; @@ -582,7 +582,7 @@ Tcl_ScanObjCmd( char op = 0; int width, underflow = 0; Tcl_WideInt wideValue; - Tcl_UniChar ch, sch; + Tcl_UniChar ch = 0, sch = 0; Tcl_Obj **objs = NULL, *objPtr = NULL; int flags; char buf[513]; /* Temporary buffer to hold scanned number diff --git a/generic/tclStringObj.c b/generic/tclStringObj.c index 6d97881..01b044e 100644 --- a/generic/tclStringObj.c +++ b/generic/tclStringObj.c @@ -1682,6 +1682,7 @@ Tcl_AppendFormatToObj( const char *span = format, *msg, *errCode; int numBytes = 0, objIndex = 0, gotXpg = 0, gotSequential = 0; int originalLength, limit; + Tcl_UniChar ch = 0; static const char *mixedXPG = "cannot mix \"%\" and \"%n$\" conversion specifiers"; static const char *const badIndex[2] = { @@ -1709,7 +1710,6 @@ Tcl_AppendFormatToObj( #endif int newXpg, numChars, allocSegment = 0, segmentLimit, segmentNumBytes; Tcl_Obj *segment; - Tcl_UniChar ch = 0; int step = TclUtfToUniChar(format, &ch); format += step; |