48 	shf->flags = SHF_ALLOCS;  in shf_open()
82 		int flags = fcntl(fd, F_GETFL);  in shf_fdopen()  local
84 		if (flags == -1)  in shf_fdopen()
88 			switch (flags & O_ACCMODE) {  in shf_fdopen()
123 	shf->flags = sflags;  in shf_fdopen()
139 		int flags = fcntl(fd, F_GETFL);  in shf_reopen()  local
141 		if (flags == -1)  in shf_reopen()
145 			switch (flags & O_ACCMODE) {  in shf_reopen()
171 	shf->flags = (shf->flags & (SHF_ALLOCS | SHF_ALLOCB)) | sflags;  in shf_reopen()
211 	shf->flags = sflags | SHF_STRING;  in shf_sopen()
229 	if (shf->flags & SHF_ALLOCS)  in shf_close()
231 	else if (shf->flags & SHF_ALLOCB)  in shf_close()
266 	if (shf->flags & SHF_WR) {  in shf_sclose()
270 	if (shf->flags & SHF_ALLOCS)  in shf_sclose()
281 	if (shf->flags & SHF_STRING)  in shf_flush()
282 		return (shf->flags & SHF_WR) ? EOF : 0;  in shf_flush()
287 	if (shf->flags & SHF_ERROR) {  in shf_flush()
292 	if (shf->flags & SHF_READING) {  in shf_flush()
293 		shf->flags &= ~(SHF_EOF | SHF_READING);  in shf_flush()
300 	} else if (shf->flags & SHF_WRITING)  in shf_flush()
310 shf_emptybuf(struct shf *shf, int flags)  in shf_emptybuf()  argument
314 	if (!(shf->flags & SHF_STRING) && shf->fd < 0)  in shf_emptybuf()
317 	if (shf->flags & SHF_ERROR) {  in shf_emptybuf()
322 	if (shf->flags & SHF_READING) {  in shf_emptybuf()
323 		if (flags & EB_READSW) /* doesn't happen */  in shf_emptybuf()
326 		shf->flags &= ~SHF_READING;  in shf_emptybuf()
328 	if (shf->flags & SHF_STRING) {  in shf_emptybuf()
334 		if (!(flags & EB_GROW) || !(shf->flags & SHF_DYNAMIC) ||  in shf_emptybuf()
335 		    !(shf->flags & SHF_ALLOCB))  in shf_emptybuf()
346 		if (shf->flags & SHF_WRITING) {  in shf_emptybuf()
355 					    !(shf->flags & SHF_INTERRUPT))  in shf_emptybuf()
357 					shf->flags |= SHF_ERROR;  in shf_emptybuf()
372 			if (flags & EB_READSW) {  in shf_emptybuf()
375 				shf->flags &= ~SHF_WRITING;  in shf_emptybuf()
382 	shf->flags |= SHF_WRITING;  in shf_emptybuf()
391 	if (shf->flags & SHF_STRING)  in shf_fillbuf()
397 	if (shf->flags & (SHF_EOF | SHF_ERROR)) {  in shf_fillbuf()
398 		if (shf->flags & SHF_ERROR)  in shf_fillbuf()
403 	if ((shf->flags & SHF_WRITING) && shf_emptybuf(shf, EB_READSW) == EOF)  in shf_fillbuf()
406 	shf->flags |= SHF_READING;  in shf_fillbuf()
413 		    !(shf->flags & SHF_INTERRUPT))  in shf_fillbuf()
419 			shf->flags |= SHF_ERROR;  in shf_fillbuf()
425 		shf->flags |= SHF_EOF;  in shf_fillbuf()
440 	if (!(shf->flags & SHF_RD))  in shf_read()
441 		internal_errorf("%s: flags %x", __func__, shf->flags);  in shf_read()
479 	if (!(shf->flags & SHF_RD))  in shf_getse()
480 		internal_errorf("%s: flags %x", __func__, shf->flags);  in shf_getse()
518 	if (!(shf->flags & SHF_RD))  in shf_getchar()
519 		internal_errorf("%s: flags %x", __func__, shf->flags);  in shf_getchar()
533 	if (!(shf->flags & SHF_RD))  in shf_ungetc()
534 		internal_errorf("%s: flags %x", __func__, shf->flags);  in shf_ungetc()
536 	if ((shf->flags & SHF_ERROR) || c == EOF ||  in shf_ungetc()
540 	if ((shf->flags & SHF_WRITING) && shf_emptybuf(shf, EB_READSW) == EOF)  in shf_ungetc()
545 	if (shf->flags & SHF_STRING) {  in shf_ungetc()
551 		shf->flags &= ~SHF_EOF;  in shf_ungetc()
556 	shf->flags &= ~SHF_EOF;  in shf_ungetc()
568 	if (!(shf->flags & SHF_WR))  in shf_putchar()
569 		internal_errorf("%s: flags %x", __func__, shf->flags);  in shf_putchar()
574 	if (shf->flags & SHF_UNBUF) {  in shf_putchar()
580 		if (shf->flags & SHF_ERROR) {  in shf_putchar()
587 				    !(shf->flags & SHF_INTERRUPT))  in shf_putchar()
589 				shf->flags |= SHF_ERROR;  in shf_putchar()
624 	if (!(shf->flags & SHF_WR))  in shf_write()
625 		internal_errorf("%s: flags %x", __func__, shf->flags);  in shf_write()
654 					    !(shf->flags & SHF_INTERRUPT))  in shf_write()
656 					shf->flags |= SHF_ERROR;  in shf_write()
741 	int		flags;  in shf_vfprintf()  local
764 		flags = field = precision = 0;  in shf_vfprintf()
768 				flags |= FL_HASH;  in shf_vfprintf()
772 				flags |= FL_PLUS;  in shf_vfprintf()
776 				flags |= FL_RIGHT;  in shf_vfprintf()
780 				flags |= FL_BLANK;  in shf_vfprintf()
784 				if (!(flags & FL_DOT))  in shf_vfprintf()
785 					flags |= FL_ZERO;  in shf_vfprintf()
789 				flags |= FL_DOT;  in shf_vfprintf()
795 				if (flags & FL_DOT)  in shf_vfprintf()
799 					flags |= FL_RIGHT;  in shf_vfprintf()
806 					flags |= FL_LLONG;  in shf_vfprintf()
808 					flags |= FL_LONG;  in shf_vfprintf()
812 				flags |= FL_SHORT;  in shf_vfprintf()
822 				if (flags & FL_DOT)  in shf_vfprintf()
838 			flags |= FL_UPPER;  in shf_vfprintf()
844 			flags &= ~(FL_LLONG | FL_SHORT);  in shf_vfprintf()
845 			flags |= FL_LONG;  in shf_vfprintf()
852 			flags |= FL_NUMBER;  in shf_vfprintf()
854 			if (flags & FL_LLONG)  in shf_vfprintf()
856 			else if (flags & FL_LONG) {  in shf_vfprintf()
885 					else if (flags & FL_PLUS)  in shf_vfprintf()
887 					else if (flags & FL_BLANK)  in shf_vfprintf()
898 				if ((flags & FL_HASH) && *s != '0')  in shf_vfprintf()
905 				const char *digits = (flags & FL_UPPER) ?  in shf_vfprintf()
913 				if (flags & FL_HASH) {  in shf_vfprintf()
914 					*--s = (flags & FL_UPPER) ? 'X' : 'x';  in shf_vfprintf()
920 			if (flags & FL_DOT) {  in shf_vfprintf()
923 					flags |= FL_ZERO;  in shf_vfprintf()
936 			flags &= ~FL_DOT;  in shf_vfprintf()
955 		if (!(flags & FL_DOT) || len < precision)  in shf_vfprintf()
959 			if (!(flags & FL_RIGHT)) {  in shf_vfprintf()
962 				if ((flags & FL_ZERO) && (flags & FL_NUMBER)) {  in shf_vfprintf()
982 					c = flags & FL_ZERO ? '0' : ' ';  in shf_vfprintf()