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Allow <, >, <=, >=, !=, ==, and % in constant expressions.

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git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@9329 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
Olly Betts 2006-09-23 08:30:46 +00:00
commit 3dca18e4db
4 changed files with 90 additions and 21 deletions
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20
Source/CParse/cscanner.c
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@ -572,7 +572,7 @@ int yylook(void) {
num_brace++;
return (LBRACE);
}
else if (c == '=') return (EQUAL);
else if (c == '=') state = 63;
else if (c == '+') return (PLUS);
else if (c == '-') return (MINUS);
else if (c == '&') {
@ -587,7 +587,7 @@ int yylook(void) {
else if (c == '~') {
return (NOT);
}
else if (c == '!') return (LNOT);
else if (c == '!') state = 62;
else if (c == '\\') {
state = 99;
}
@ -802,20 +802,32 @@ int yylook(void) {
}
break;
case 60: /* shift operators */
case 60: /* < - less than or less than or equal to or left shift operator */
if ((c = nextchar()) == 0) return (0);
if (c == '<') return LSHIFT;
if (c == '=') return LESSTHANOREQUALTO;
else {
retract(1);
return LESSTHAN;
}
case 61:
case 61: /* > - greater than or greater or equal to or right shift operator */
if ((c = nextchar()) == 0) return (0);
if (c == '>') return RSHIFT;
if (c == '=') return GREATERTHANOREQUALTO;
else {
retract(1);
return GREATERTHAN;
}
case 62: /* ! - logical not or not equal to */
if ((c = nextchar()) == 0) return (0);
if (c == '=') return NOTEQUALTO;
retract(1);
return LNOT;
case 63: /* = - equal (assignment) or equal to */
if ((c = nextchar()) == 0) return (0);
if (c == '=') return EQUALTO;
retract(1);
return EQUAL;
case 7: /* Identifier */
if ((c = nextchar()) == 0) return(0);
if (isalnum(c) || (c == '_') || (c == '.') || (c == '$')) {