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| author | jan.nijtmans <nijtmans@users.sourceforge.net> | 2015-10-07 08:40:23 (GMT) |
|---|---|---|
| committer | jan.nijtmans <nijtmans@users.sourceforge.net> | 2015-10-07 08:40:23 (GMT) |
| commit | 236c0f4ffd3ac7f1cef522c0c0e00b9e72cf995f (patch) | |
| tree | fe0feaa7c3072b1c0a3936dd8f3179b9fa43d0df /generic/tclDisassemble.c | |
| parent | 2738bd34505c7fa7a1d68fe8f5bbaa2f5d35c12c (diff) | |
| download | tcl-236c0f4ffd3ac7f1cef522c0c0e00b9e72cf995f.zip tcl-236c0f4ffd3ac7f1cef522c0c0e00b9e72cf995f.tar.gz tcl-236c0f4ffd3ac7f1cef522c0c0e00b9e72cf995f.tar.bz2 | |
Fix surrogate handling in PrintSourceToObj(), differenciating for TCL_UTF_MAX = 6 (androwish) and TCL_UTF_MAX = 4 (tip-389-impl). No effect when TCL_UTF_MAX = 3.
Diffstat (limited to 'generic/tclDisassemble.c')
| -rw-r--r-- | generic/tclDisassemble.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/generic/tclDisassemble.c b/generic/tclDisassemble.c index 15502e7..86f0e1d 100644 --- a/generic/tclDisassemble.c +++ b/generic/tclDisassemble.c @@ -833,8 +833,19 @@ PrintSourceToObj( continue; default: #if TCL_UTF_MAX > 4 - if ((int) ch > 0xffff) { - Tcl_AppendPrintfToObj(appendObj, "\\U%08x", (int) ch); + if (ch > 0xffff) { + Tcl_AppendPrintfToObj(appendObj, "\\U%08x", ch); + i += 10; + } else +#elif TCL_UTF_MAX > 3 + /* If len == 0, this means we have a char > 0xffff, resulting in + * TclUtfToUniChar producing a surrogate pair. We want to output + * this pair as a single Unicode character. + */ + if (len == 0) { + int upper = ((ch & 0x3ff) + 1) << 10; + len = TclUtfToUniChar(p, &ch); + Tcl_AppendPrintfToObj(appendObj, "\\U%08x", upper + (ch & 0x3ff)); i += 10; } else #endif |