1 files changed, 86 insertions, 0 deletions
diff --git a/cmd_parse.ragel b/cmd_parse.ragel
new file mode 100644
index 0000000..a80d7d1
--- /dev/null
+++ b/cmd_parse.ragel
@@ -0,0 +1,86 @@
+#include "cmd_parse.h"
+
+//#define CTS(X) {if (!dm_current_tok)token_s = p; printf("%s ",#X);if (!dm_current_tok) dm_current_tok = TOK_##X;}
+//#define CTE() {token_e = p;}
+#define TADD(T,S,E,SZ) {cmd_tok_t *t=cmd_tok_create(S,E,SZ,T);cmd_tok_add(tl,t);tl=tl->next;}
+//#define TADD(T,S,E)
+
+//#define PR_TK_DBG(S) printf(S);fwrite(ts,1,te-ts,stdout);printf("\n");
+#define PR_TK_DBG(S) ;
+
+char *new_string( const char *start, const char *end )
+{
+	int str_s = end-start+1;
+	char *new_str=malloc( str_s+1 );
+	memcpy( new_str, start, str_s );
+	if ( new_str != NULL )
+		new_str[str_s]=0x0;
+	return new_str;
+}
+
+int print_token( char *s, char *e, int tok)
+{
+	char *p = new_string( s, e );
+	printf("t=%d,p=%s\n",tok,p);
+	free( p );
+	return 0;
+}
+
+
+%%{
+	machine cmd;
+
+	
+	hex          = '0x' [a-fA-F0-9]+;
+	decimal      = [0-9]+;
+	binary       = '0b' [0-1]+;
+	string       = ('"' ([a-zA-Z0-9' '])+ '"');
+	seperate     = ';';
+	word         = [a-zA-Z] ([a-zA-Z0-9])*;
+
+	sp           = ([' ','\t','\n']);
+
+	main := |*
+		hex      => {PR_TK_DBG("hex = ");TADD(CMDT_HEX, ts,te,te-ts);};
+		sp       => {PR_TK_DBG("sp  = ");};
+		string   => {PR_TK_DBG("str = ");TADD(CMDT_STR, ts,te,te-ts);};
+		decimal  => {PR_TK_DBG("dec = ");TADD(CMDT_INT, ts,te,te-ts);};
+		binary   => {PR_TK_DBG("bin = ");TADD(CMDT_BIN, ts,te,te-ts);};
+		seperate => {PR_TK_DBG("sep = ");TADD(CMDT_SP,  ts,te,te-ts);};
+		word     => {PR_TK_DBG("wrd = ");TADD(CMDT_WORD,ts,te,te-ts);};
+	*|;
+
+	#main := ( ' ' @{fcall lang}; );
+
+	write data;
+}%%
+
+int parse_cmd( cmd_tok_t *tl, const char *str )
+{
+	static uint8_t cs;
+	const int stacksize = 10;
+	int res=0, *stack=NULL, act=0;
+	stack = malloc( sizeof(stack)*stacksize );
+	char *p=(char *)str, *pe = (char *)str + strlen( str ), *eof=NULL;
+	char *ts, *te = 0;
+
+	/*
+	variables used in state machine
+	*/
+
+	%%write init;
+	%%write exec;
+
+	if ( cs == cmd_error )
+	{
+		printf("CLIPARSE ERR state [%d] pos[%d]:[%s]\n", res, p-str, p);
+		res = -1;
+	}
+
+	free( stack );
+
+	return res;
+}
+
+
+