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| author | jan.nijtmans <nijtmans@users.sourceforge.net> | 2017-06-23 08:11:42 (GMT) |
|---|---|---|
| committer | jan.nijtmans <nijtmans@users.sourceforge.net> | 2017-06-23 08:11:42 (GMT) |
| commit | 902b9607982940a968a0b7ee1b23e5de9a5b0fa3 (patch) | |
| tree | 953fc45a5d3314b95abbbaa12ed0a5b6b65e852c /generic/tclStrToD.c | |
| parent | ab4e3e7729712e4c16038e99e657401788e364b5 (diff) | |
| parent | d63de1ca506474e5d7f80d7351545d75d46f1d25 (diff) | |
| download | tcl-902b9607982940a968a0b7ee1b23e5de9a5b0fa3.zip tcl-902b9607982940a968a0b7ee1b23e5de9a5b0fa3.tar.gz tcl-902b9607982940a968a0b7ee1b23e5de9a5b0fa3.tar.bz2 | |
TIP #472 implementation: Add Support for 0d Radix Prefix to Integer Literals
Diffstat (limited to 'generic/tclStrToD.c')
| -rw-r--r-- | generic/tclStrToD.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/generic/tclStrToD.c b/generic/tclStrToD.c index 57c24ac..a5d1f30 100644 --- a/generic/tclStrToD.c +++ b/generic/tclStrToD.c @@ -482,7 +482,7 @@ TclParseNumber( { enum State { INITIAL, SIGNUM, ZERO, ZERO_X, - ZERO_O, ZERO_B, BINARY, + ZERO_O, ZERO_B, ZERO_D, BINARY, HEXADECIMAL, OCTAL, BAD_OCTAL, DECIMAL, LEADING_RADIX_POINT, FRACTION, EXPONENT_START, EXPONENT_SIGNUM, EXPONENT, @@ -664,6 +664,10 @@ TclParseNumber( state = ZERO_O; break; } + if (c == 'd' || c == 'D') { + state = ZERO_D; + break; + } #ifdef TCL_NO_DEPRECATED goto decimal; #endif @@ -880,6 +884,16 @@ TclParseNumber( state = BINARY; break; + case ZERO_D: + if (c == '0') { + numTrailZeros++; + } else if ( ! isdigit(UCHAR(c))) { + goto endgame; + } + state = DECIMAL; + flags |= TCL_PARSE_INTEGER_ONLY; + /* FALLTHROUGH */ + case DECIMAL: /* * Scanned an optional + or - followed by a string of decimal @@ -1176,6 +1190,7 @@ TclParseNumber( case ZERO_X: case ZERO_O: case ZERO_B: + case ZERO_D: case LEADING_RADIX_POINT: case EXPONENT_START: case EXPONENT_SIGNUM: |