56 	int ch, escape, quote;  in openpam_readword()  local
62 	escape = quote = 0;  in openpam_readword()
94 	while ((ch = fgetc(f)) != EOF && (!is_ws(ch) || quote || escape)) {  in openpam_readword()
95 		if (ch == '\\' && !escape && quote != '\'') {  in openpam_readword()
98 		} else if ((ch == '\'' || ch == '"') && !quote && !escape) {  in openpam_readword()
99 			/* begin quote */  in openpam_readword()
100 			quote = ch;  in openpam_readword()
104 		} else if (ch == quote && !escape) {  in openpam_readword()
105 			/* end quote */  in openpam_readword()
106 			quote = 0;  in openpam_readword()
111 			if (escape && quote && ch != '\\' && ch != quote &&  in openpam_readword()
133 	if (ch == EOF && (escape || quote)) {  in openpam_readword()
134 		/* Missing escaped character or closing quote. */  in openpam_readword()
153  *  - An unescaped single or double quote introduces a quoted string,
154  *    which ends when the same quote character is encountered a second
170  *  - Within a double-quoted string, a single quote is preserved as-is,
172  *    quote.
199  * If =openpam_readword reaches the end of the file while a quote or