97 	char *format, *fmt, *start;  in main()  local
136 	fmt = format = *argv;  in main()
137 	escape(fmt, 1, &len);		/* backslash interpretation */  in main()
147 		start = fmt;  in main()
148 		while (fmt < format + len) {  in main()
149 			if (fmt[0] == '%') {  in main()
150 				fwrite(start, 1, fmt - start, stdout);  in main()
151 				if (fmt[1] == '%') {  in main()
154 					fmt += 2;  in main()
156 					fmt = printf_doformat(fmt, &rval);  in main()
157 					if (fmt == NULL || fmt == end_fmt) {  in main()
161 						return (fmt == NULL ? 1 : rval);  in main()
165 				start = fmt;  in main()
167 				fmt++;  in main()
180 		fwrite(start, 1, fmt - start, stdout);  in main()
188 		fmt = format;  in main()
196 printf_doformat(char *fmt, int *rval)  in printf_doformat()  argument
201 	char start[strlen(fmt) + 1];  in printf_doformat()
210 	fmt++;  in printf_doformat()
213 	l = strspn(fmt, digits);  in printf_doformat()
214 	if ((l > 0) && (fmt[l] == '$')) {  in printf_doformat()
215 		int idx = atoi(fmt);  in printf_doformat()
223 		fmt += l + 1;  in printf_doformat()
232 	while (*fmt && strchr(skip1, *fmt) != NULL) {  in printf_doformat()
233 		*dptr++ = *fmt++;  in printf_doformat()
237 	if (*fmt == '*') {  in printf_doformat()
239 		fmt++;  in printf_doformat()
240 		l = strspn(fmt, digits);  in printf_doformat()
241 		if ((l > 0) && (fmt[l] == '$')) {  in printf_doformat()
242 			int idx = atoi(fmt);  in printf_doformat()
252 			fmt += l + 1;  in printf_doformat()
270 		while (isdigit(*fmt)) {  in printf_doformat()
271 			*dptr++ = *fmt++;  in printf_doformat()
276 	if (*fmt == '.') {  in printf_doformat()
278 		fmt++;  in printf_doformat()
281 		if (*fmt == '*') {  in printf_doformat()
283 			fmt++;  in printf_doformat()
284 			l = strspn(fmt, digits);  in printf_doformat()
285 			if ((l > 0) && (fmt[l] == '$')) {  in printf_doformat()
286 				int idx = atoi(fmt);  in printf_doformat()
296 				fmt += l + 1;  in printf_doformat()
313 			while (isdigit(*fmt)) {  in printf_doformat()
314 				*dptr++ = *fmt++;  in printf_doformat()
320 	if (!*fmt) {  in printf_doformat()
324 	*dptr++ = *fmt;  in printf_doformat()
337 	if (*fmt == 'L') {  in printf_doformat()
339 		fmt++;  in printf_doformat()
340 		if (!strchr("aAeEfFgG", *fmt)) {  in printf_doformat()
341 			warnx("bad modifier L for %%%c", *fmt);  in printf_doformat()
353 	convch = *fmt;  in printf_doformat()
354 	nextch = *++fmt;  in printf_doformat()
356 	*fmt = '\0';  in printf_doformat()
428 	*fmt = nextch;  in printf_doformat()
430 	return (fmt);  in printf_doformat()
460 escape(char *fmt, int percent, size_t *len)  in escape()  argument
465 	for (save = store = fmt; ((c = *fmt) != 0); ++fmt, ++store) {  in escape()
470 		switch (*++fmt) {  in escape()
478 			*store = *fmt;  in escape()
512 			c = (!percent && *fmt == '0') ? 4 : 3;  in escape()
514 			    c-- && *fmt >= '0' && *fmt <= '7'; ++fmt) {  in escape()
516 				value += *fmt - '0';  in escape()
518 			--fmt;  in escape()
526 			*store = *fmt;  in escape()