bin/pax/ar_io.c

74 static int arfd = -1;			/* archive file descriptor */
106 	if (arfd != -1)
107 		(void)close(arfd);
108 	arfd = -1;
120 			arfd = STDIN_FILENO;
122 		} else if ((arfd = open(name, EXT_MODE, DMOD)) < 0)
124 		if (arfd != -1 && gzip_program != NULL)
125 			ar_start_gzip(arfd, gzip_program, 0);
129 			arfd = STDOUT_FILENO;
131 		} else if ((arfd = open(name, AR_MODE, DMOD)) < 0)
135 		if (arfd != -1 && gzip_program != NULL)
136 			ar_start_gzip(arfd, gzip_program, 1);
140 			arfd = STDOUT_FILENO;
142 		} else if ((arfd = open(name, APP_MODE, DMOD)) < 0)
148 		 * arfd not used in COPY mode
154 	if (arfd < 0)
165 	if (fstat(arfd, &arsb) < 0) {
167 		(void)close(arfd);
168 		arfd = -1;
175 		(void)close(arfd);
176 		arfd = -1;
182 		artyp = ioctl(arfd, MTIOCGET, &mb) ? ISCHR : ISTAPE;
185 	else if ((lseek(arfd, (off_t)0L, SEEK_CUR) == -1) && (errno == ESPIPE))
307 	if (arfd < 0) {
331 	if (can_unlnk && (fstat(arfd, &arsb) == 0) && (S_ISREG(arsb.st_mode)) &&
344 	(void)close(arfd);
355 	arfd = -1;
442 	while ((res = read(arfd, drbuf, sizeof(drbuf))) > 0)
478 	if (((cpos = lseek(arfd, (off_t)0L, SEEK_CUR)) < 0) ||
479 	    (ftruncate(arfd, cpos) < 0)) {
535 		if ((res = read(arfd, buf, cnt)) > 0) {
573 		if ((res = read(arfd, buf, cnt)) > 0) {
615 	if ((res = write(arfd, buf, bsz)) == bsz) {
637 			if ((cpos = lseek(arfd, (off_t)0L, SEEK_CUR)) < 0)
640 			if (ftruncate(arfd, cpos) < 0)
760 		if (ioctl(arfd, MTIOCTOP, &mb) < 0)
773 		if ((cpos = lseek(arfd, (off_t)0L, SEEK_CUR)) < 0)
776 		if (lseek(arfd, mpos, SEEK_CUR) < 0)
834 	if ((cpos = lseek(arfd, (off_t)0L, SEEK_CUR)) >= 0) {
846 		if (lseek(arfd, mpos, SEEK_SET) >= 0)
902 		if ((cpos = lseek(arfd, (off_t)0L, SEEK_CUR)) < 0) {
927 		if (lseek(arfd, cpos, SEEK_SET) < 0) {
974 		if (ioctl(arfd, MTIOCTOP, &mb) < 0) {
1015 		while ((res = read(arfd, scbuf, sizeof(scbuf))) > 0)
1029 	if (ioctl(arfd, MTIOCTOP, &mb) < 0) {
1040 	if (ioctl(arfd, MTIOCTOP, &mb) < 0) {
1044 	if ((phyblk = read(arfd, scbuf, sizeof(scbuf))) <= 0) {
1053 	while ((res = read(arfd, scbuf, sizeof(scbuf))) > 0)
1061 	if (ioctl(arfd, MTIOCTOP, &mb) < 0) {
1092 	if (ioctl(arfd, MTIOCTOP, &mb) < 0) {