test.rl

#include <stdio.h>
#include <string.h>

%%{

machine foo;
alphtype unsigned char;

action char { printf("> %c\n", *p); } Char = any* @char;

S = (0x20 | 0x9 | 0xD | 0xA)+;

NameStart = [a-zA-Z:];
NameChar = [a-zA-Z0-1:];

action colon { colons++; printf("colon!\n"); }
action reset { colons = 0; }
action print { printf("name %d\n", colons); }
action newline { printf("newline\n"); }

ColonMachine = ((':' @colon) | (any - ':'))*;
Name = ('<' @reset (NameStart NameChar*) '>' @print) & ColonMachine & Char;

NewlineMachine = ((any - '\n') | ('\n' %newline))*;

main := (Name S Name) & NewlineMachine;

write data;

}%%

int main() {
	int cs, act;
	char str[] = "<hel:lo> <wo:r:lds>";
	//char str[] = "<x/>123";
	int len = sizeof(str) - 1;//strlen(str);
	char *p = str, *pe = str+len;
	char *ts, *te, *eof = 0;
	int colons = 0;
	
	%% write init;
	%% write exec;
	
	if (p != pe) printf("Error: EOF\n");
	printf("%d - %d - %d\n", str-str, p-str, pe-str);
	
	return 0;
}