wmii

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unquote.c (617B)

      1 /* Copyright ©2008-2010 Kris Maglione <maglione.k at Gmail>
      2  * See LICENSE file for license details.
      3  */
      4 #include "util.h"
      5 
      6 int
      7 unquote(char *buf, char *toks[], int ntoks) {
      8 	char *s, *t;
      9 	bool inquote;
     10 	int n;
     11 
     12 	n = 0;
     13 	s = buf;
     14 	while(*s && n < ntoks) {
     15 		while(*s && utfrune(" \t\r\n", *s))
     16 			s++;
     17 		inquote = false;
     18 		toks[n] = s;
     19 		t = s;
     20 		while(*s && (inquote || !utfrune(" \t\r\n", *s))) {
     21 			if(*s == '\'') {
     22 				if(inquote && s[1] == '\'')
     23 					*t++ = *s++;
     24 				else
     25 					inquote = !inquote;
     26 			}
     27 			else
     28 				*t++ = *s;
     29 			s++;
     30 		}
     31 		if(*s)
     32 			s++;
     33 		*t = '\0';
     34 		if(s != toks[n])
     35 			n++;
     36 	}
     37 	return n;
     38 }