usr.bin/xinstall/xinstall.c

152 	const char *to_name;
339 	to_name = argv[argc - 1];
340 	no_target = stat(to_name, &to_sb);
343 			if (lstat(to_name, &to_sb) != 0)
344 				err(EX_OSERR, "%s vanished", to_name);
348 					err(EX_USAGE, "%s", to_name);
350 				install(*argv, to_name, fset, iflags);
354 		for (; *argv != to_name; ++argv)
355 			install(*argv, to_name, fset, iflags | DIRECTORY);
376 			err(EX_OSERR, "%s", to_name);
381 			    "%s and %s are the same file", *argv, to_name);
383 	install(*argv, to_name, fset, iflags);
517 do_link(const char *from_name, const char *to_name,
524 		(void)snprintf(tmpl, sizeof(tmpl), "%s.inst.XXXXXX", to_name);
530 			if (target_sb->st_mode & S_IFDIR && rmdir(to_name) ==
533 				err(EX_OSERR, "%s", to_name);
536 				(void)chflags(to_name, target_sb->st_flags &
538 			unlink(to_name);
539 			ret = rename(tmpl, to_name);
542 			 * file may still exist when from_name and to_name point
549 		return (link(from_name, to_name));
557 do_symlink(const char *from_name, const char *to_name,
563 		(void)snprintf(tmpl, sizeof(tmpl), "%s.inst.XXXXXX", to_name);
571 		if (target_sb->st_mode & S_IFDIR && rmdir(to_name) == -1) {
573 			err(EX_OSERR, "%s", to_name);
576 			(void)chflags(to_name, target_sb->st_flags &
578 		unlink(to_name);
580 		if (rename(tmpl, to_name) == -1) {
583 			err(EX_OSERR, "%s: rename", to_name);
586 		if (symlink(from_name, to_name) == -1)
587 			err(EX_OSERR, "symlink %s -> %s", from_name, to_name);
596 makelink(const char *from_name, const char *to_name,
604 		if (do_link(from_name, to_name, target_sb) == -1) {
606 				err(EX_OSERR, "link %s -> %s", from_name, to_name);
608 			if (stat(to_name, &to_sb))
609 				err(EX_OSERR, "%s: stat", to_name);
637 				metadata_log(to_name, "file", NULL, NULL,
654 		do_symlink(src, to_name, target_sb);
656 		metadata_log(to_name, "link", NULL, src, NULL, 0);
668 		 * The last component of to_name may be a symlink,
671 		cp = dirname(to_name);
679 		cp = basename(to_name);
696 		do_symlink(lnk, to_name, target_sb);
698 		metadata_log(to_name, "link", NULL, lnk, NULL, 0);
706 	do_symlink(from_name, to_name, target_sb);
708 	metadata_log(to_name, "link", NULL, from_name, NULL, 0);
716 install(const char *from_name, const char *to_name, u_long fset, u_int flags)
742 			    to_name,
744 			to_name = pathbuf;
752 		target = (stat(to_name, &to_sb) == 0);
754 		target = (lstat(to_name, &to_sb) == 0);
758 			if (to_sb.st_mode & S_IFDIR && rmdir(to_name) == -1)
759 				err(EX_OSERR, "%s", to_name);
761 				(void)chflags(to_name,
763 			unlink(to_name);
765 		makelink(from_name, to_name, target ? &to_sb : NULL);
772 		warn("%s", to_name);
784 		if ((to_fd = open(to_name, O_RDONLY, 0)) < 0)
785 			err(EX_OSERR, "%s", to_name);
791 			    to_name, (size_t)to_sb.st_size, &digestresult));
800 			to_fd = create_tempfile(to_name, tempfile,
805 			if ((to_fd = create_newfile(to_name, target,
807 				err(EX_OSERR, "%s", to_name);
810 				    from_name, to_name);
814 			     tempcopy ? tempfile : to_name, from_sb.st_size);
820 		strip(tempcopy ? tempfile : to_name);
827 		to_fd = open(tempcopy ? tempfile : to_name, O_RDONLY, 0);
829 			err(EX_OSERR, "stripping %s", to_name);
839 		if ((to_fd = open(to_name, O_RDONLY, 0)) < 0)
840 			err(EX_OSERR, "%s", to_name);
850 			    to_name, (size_t)to_sb.st_size, &digestresult)
881 			(void)chflags(to_name, to_sb.st_flags & ~NOCHANGEBITS);
883 			if ((size_t)snprintf(backup, MAXPATHLEN, "%s%s", to_name,
884 			    suffix) != strlen(to_name) + strlen(suffix)) {
887 				    to_name);
890 				(void)printf("install: %s -> %s\n", to_name, backup);
891 			if (rename(to_name, backup) < 0) {
895 				err(EX_OSERR, "rename: %s to %s", to_name,
900 			(void)printf("install: %s -> %s\n", from_name, to_name);
901 		if (rename(tempfile, to_name) < 0) {
906 			    tempfile, to_name);
911 		if ((to_fd = open(to_name, O_RDONLY, 0)) < 0)
912 			err(EX_OSERR, "%s", to_name);
923 		(void)utimes(to_name, tvb);
928 		(void)unlink(to_name);
930 		err(EX_OSERR, "%s", to_name);
950 			(void)unlink(to_name);
952 			err(EX_OSERR,"%s: chown/chgrp", to_name);
959 			(void)unlink(to_name);
961 			err(EX_OSERR, "%s: chmod", to_name);
978 				warn("%s: chflags", to_name);
981 				(void)unlink(to_name);
983 				err(EX_OSERR, "%s: chflags", to_name);
992 	metadata_log(to_name, "file", tvb, NULL, digestresult, to_sb.st_size);
1002 	int to_fd, const char *to_name __unused, size_t to_len,
1144 copy(int from_fd, const char *from_name, int to_fd, const char *to_name,
1157 		err(EX_OSERR, "lseek: %s", to_name);
1173 			(void)unlink(to_name);
1177 				    to_name, (uintmax_t)nw, (uintmax_t)size);
1180 				err(EX_OSERR, "%s", to_name);
1191 				(void)unlink(to_name);
1195 					    to_name, (uintmax_t)nw,
1199 					err(EX_OSERR, "%s", to_name);
1206 			(void)unlink(to_name);
1219 strip(const char *to_name)
1227 		(void)unlink(to_name);
1234 		execlp(stripbin, stripbin, to_name, (char *)NULL);
1239 			(void)unlink(to_name);