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recognize the and/not/or keywords and operator names

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git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@7745 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
Marcelo Matus 2005-10-27 14:44:27 +00:00
commit 3bc3d41eea
2 changed files with 46 additions and 6 deletions
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40
SWIG/Source/CParse/cscanner.c
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@ -1021,6 +1021,31 @@ void scanner_next_token(int tok) {
* Gets the lexene and returns tokens.
*************************************************************/
static int search_name(char c, const char* ostr)
{
int count = 0;
int find = 0;
while (ostr[count]) {
if (c == ostr[count]) {
c = nextchar();
++count;
} else {
break;
}
}
if (!ostr[count]) {
if (isalnum(c) || c == '_') {
find = 0;
} else {
find = c;
}
}
if (count) retract(count);
return find;
}
int yylex(void) {
int l;
@ -1131,6 +1156,9 @@ int yylex(void) {
/* C++ keywords */
if (cparse_cplusplus) {
if (strcmp(yytext,"and") == 0) return(LAND);
if (strcmp(yytext,"or") == 0) return(LOR);
if (strcmp(yytext,"not") == 0) return(LNOT);
if (strcmp(yytext,"class") == 0) return(CLASS);
if (strcmp(yytext,"private") == 0) return(PRIVATE);
if (strcmp(yytext,"public") == 0) return(PUBLIC);
@ -1151,7 +1179,17 @@ int yylex(void) {
}
count++;
if (!isspace(c)) {
if ((!state) && (isalpha(c))) isconversion = 1;
if ((!state) && (isalpha(c))) {
/* we look for the and/not/or operators */
if (search_name(c, "and") ||
search_name(c, "not") ||
search_name(c, "or")) {
isconversion = 0;
} else {
isconversion = 1;
}
}
if (!state && !sticky) Putc(' ',s);
Putc(c,s);
sticky = 0;