 @@ -1,1439 +1,1436 @@
-/*	$NetBSD: perform.c,v 1.84 2009/03/08 14:50:36 joerg Exp $	*/
+/*	$NetBSD: perform.c,v 1.85 2009/04/06 14:34:15 joerg Exp $	*/
 #if HAVE_CONFIG_H
 #include "config.h"
 #endif
 #include <nbcompat.h>
 #if HAVE_SYS_CDEFS_H
 #include <sys/cdefs.h>
 #endif
-__RCSID("$NetBSD: perform.c,v 1.84 2009/03/08 14:50:36 joerg Exp $");
+__RCSID("$NetBSD: perform.c,v 1.85 2009/04/06 14:34:15 joerg Exp $");
 /*-
  * Copyright (c) 2003 Grant Beattie <grant@NetBSD.org>
  * Copyright (c) 2005 Dieter Baron <dillo@NetBSD.org>
  * Copyright (c) 2007 Roland Illig <rillig@NetBSD.org>
  * Copyright (c) 2008, 2009 Joerg Sonnenberger <joerg@NetBSD.org>
  * All rights reserved.
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
+ *
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in
  *    the documentation and/or other materials provided with the
  *    distribution.
+ *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  */
 #include <sys/utsname.h>
 #if HAVE_ERR_H
 #include <err.h>
 #endif
 #include <errno.h>
 #if HAVE_FCNTL_H
 #include <fcntl.h>
 #endif
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 #include <archive.h>
 #include <archive_entry.h>
 #include "lib.h"
 #include "add.h"
 struct pkg_meta {
 	char *meta_contents;
 	char *meta_comment;
 	char *meta_desc;
 	char *meta_mtree;
 	char *meta_build_version;
 	char *meta_build_info;
 	char *meta_size_pkg;
 	char *meta_size_all;
 	char *meta_required_by;
 	char *meta_display;
 	char *meta_install;
 	char *meta_deinstall;
 	char *meta_preserve;
 	char *meta_views;
 	char *meta_installed_info;
 };
 struct pkg_task {
 	char *pkgname;
 	const char *prefix;
 	char *install_prefix;
 	char *logdir;
 	char *install_logdir;
 	char *other_version;
 	package_t plist;
 	struct pkg_meta meta_data;
 	struct archive *archive;
 	struct archive_entry *entry;
 	char *buildinfo[BI_ENUM_COUNT];
 	size_t dep_length, dep_allocated;
 	char **dependencies;
 };
 static const struct pkg_meta_desc {
 	size_t entry_offset;
 	const char *entry_filename;
 	int required_file;
 	mode_t perm;
 } pkg_meta_descriptors[] = {
 	{ offsetof(struct pkg_meta, meta_contents), CONTENTS_FNAME, 1, 0644 },
 	{ offsetof(struct pkg_meta, meta_comment), COMMENT_FNAME, 1, 0444},
 	{ offsetof(struct pkg_meta, meta_desc), DESC_FNAME, 1, 0444},
 	{ offsetof(struct pkg_meta, meta_install), INSTALL_FNAME, 0, 0555 },
 	{ offsetof(struct pkg_meta, meta_deinstall), DEINSTALL_FNAME, 0, 0555 },
 	{ offsetof(struct pkg_meta, meta_display), DISPLAY_FNAME, 0, 0444 },
 	{ offsetof(struct pkg_meta, meta_mtree), MTREE_FNAME, 0, 0444 },
 	{ offsetof(struct pkg_meta, meta_build_version), BUILD_VERSION_FNAME, 0, 0444 },
 	{ offsetof(struct pkg_meta, meta_build_info), BUILD_INFO_FNAME, 0, 0444 },
 	{ offsetof(struct pkg_meta, meta_size_pkg), SIZE_PKG_FNAME, 0, 0444 },
 	{ offsetof(struct pkg_meta, meta_size_all), SIZE_ALL_FNAME, 0, 0444 },
 	{ offsetof(struct pkg_meta, meta_preserve), PRESERVE_FNAME, 0, 0444 },
 	{ offsetof(struct pkg_meta, meta_views), VIEWS_FNAME, 0, 0444 },
 	{ offsetof(struct pkg_meta, meta_required_by), REQUIRED_BY_FNAME, 0, 0644 },
 	{ offsetof(struct pkg_meta, meta_installed_info), INSTALLED_INFO_FNAME, 0, 0644 },
 	{ 0, NULL, 0 },
 };
 static int pkg_do(const char *, int, int);
 static int
 mkdir_p(const char *path)
+{
 	char *p, *cur_end;
 	int done;
 	/*
 	 * Handle the easy case of direct success or
 	 * pre-existing directory first.
 	 */
 	if (mkdir(path, 0777) == 0 || errno == EEXIST)
 		return 0;
 	if (errno != ENOENT)
 		return -1;
 	cur_end = p = xstrdup(path);
 	for (;;) {
 		/*
 		 * First skip leading slashes either from / or
 		 * from the last iteration.
 		 */
 		cur_end += strspn(cur_end, "/");
 		/* Find end of actual directory name. */
 		cur_end += strcspn(cur_end, "/");
 		/*
 		 * Remember if this is the last component and
 		 * overwrite / if needed.
 		 */
 		done = (*cur_end == '\0');
 		*cur_end = '\0';
 		/*
 		 * ENOENT can only happen if something else races us,
 		 * in which case we should better give up.
 		 */
 		if (mkdir(p, 0777) == -1 && errno != EEXIST) {
 			free(p);
 			return -1;
+		}
 		if (done)
 			break;
 		*cur_end = '/';
+	}
 	free(p);
 	return 0;
+}
 /*
  * Read meta data from archive.
  * Bail out if a required entry is missing or entries are in the wrong order.
  */
 static int
 read_meta_data(struct pkg_task *pkg)
+{
 	const struct pkg_meta_desc *descr, *last_descr;
 	const char *fname;
 	char **target;
 	int64_t size;
 	int r, found_required;
 	found_required = 0;
 	r = ARCHIVE_OK;
 	last_descr = 0;
 	if (pkg->entry != NULL)
 		goto skip_header;
 	for (;;) {
 		r = archive_read_next_header(pkg->archive, &pkg->entry);
 		if (r != ARCHIVE_OK)
 				break;
 skip_header:
 		fname = archive_entry_pathname(pkg->entry);
 		for (descr = pkg_meta_descriptors; descr->entry_filename;
 		     ++descr) {
 			if (strcmp(descr->entry_filename, fname) == 0)
 				break;
+		}
 		if (descr->entry_filename == NULL)
 			break;
 		if (descr->required_file)
 			++found_required;
 		target = (char **)((char *)&pkg->meta_data +
 		    descr->entry_offset);
 		if (*target) {
 			warnx("duplicate entry, package corrupt");
 			return -1;
+		}
 		if (descr < last_descr) {
 			warnx("misordered package");
 			return -1;
+		}
 		last_descr = descr;
 		size = archive_entry_size(pkg->entry);
 		if (size > SSIZE_MAX - 1) {
 			warnx("package meta data too large to process");
 			return -1;
+		}
 		*target = xmalloc(size + 1);
 		if (archive_read_data(pkg->archive, *target, size) != size) {
 			warnx("cannot read package meta data");
 			return -1;
+		}
 		(*target)[size] = '\0';
+	}
 	if (r != ARCHIVE_OK)
 		pkg->entry = NULL;
 	if (r == ARCHIVE_EOF)
 		r = ARCHIVE_OK;
 	for (descr = pkg_meta_descriptors; descr->entry_filename; ++descr) {
 		if (descr->required_file)
 			--found_required;
+	}
 	return !found_required && r == ARCHIVE_OK ? 0 : -1;
+}
 /*
  * Free meta data.
  */
 static void
 free_meta_data(struct pkg_task *pkg)
+{
 	const struct pkg_meta_desc *descr;
 	char **target;
 	for (descr = pkg_meta_descriptors; descr->entry_filename; ++descr) {
 		target = (char **)((char *)&pkg->meta_data +
 		    descr->entry_offset);
 		free(*target);
 		*target = NULL;
+	}
+}
 /*
  * Parse PLIST and populate pkg.
  */
 static int
 pkg_parse_plist(struct pkg_task *pkg)
+{
 	plist_t *p;
 	parse_plist(&pkg->plist, pkg->meta_data.meta_contents);
 	if ((p = find_plist(&pkg->plist, PLIST_NAME)) == NULL) {
 		warnx("Invalid PLIST: missing @name");
 		return -1;
+	}
 	if (pkg->pkgname == NULL)
 		pkg->pkgname = xstrdup(p->name);
 	else if (strcmp(pkg->pkgname, p->name) != 0) {
 		warnx("Signature and PLIST differ on package name");
 		return -1;
+	}
 	if ((p = find_plist(&pkg->plist, PLIST_CWD)) == NULL) {
 		warnx("Invalid PLIST: missing @cwd");
 		return -1;
+	}
 	if (Prefix != NULL &&
 	    strcmp(p->name, Prefix) != 0) {
 		size_t len;
 		delete_plist(&pkg->plist, FALSE, PLIST_CWD, NULL);
 		add_plist_top(&pkg->plist, PLIST_CWD, Prefix);
 		free(pkg->meta_data.meta_contents);
 		stringify_plist(&pkg->plist, &pkg->meta_data.meta_contents, &len,
 		    Prefix);
 		pkg->prefix = Prefix;
 	} else
 		pkg->prefix = p->name;
 	if (Destdir != NULL)
 		pkg->install_prefix = xasprintf("%s/%s", Destdir, pkg->prefix);
 	else
 		pkg->install_prefix = xstrdup(pkg->prefix);
 	return 0;
+}
 /*
  * Helper function to extract value from a string of the
  * form key=value ending at eol.
  */
 static char *
 dup_value(const char *line, const char *eol)
+{
 	const char *key;
 	char *val;
 	key = strchr(line, '=');
 	val = xmalloc(eol - key);
 	memcpy(val, key + 1, eol - key - 1);
 	val[eol - key - 1] = '\0';
 	return val;
+}
 static int
 check_already_installed(struct pkg_task *pkg)
+{
 	char *filename;
 	int fd;
 	if (Force)
 		return -1;
 	filename = pkgdb_pkg_file(pkg->pkgname, CONTENTS_FNAME);
 	fd = open(filename, O_RDONLY);
 	free(filename);
 	if (fd == -1)
 		return -1;
 	/* We can only arrive here for explicitly requested packages. */
 	if (!Automatic && is_automatic_installed(pkg->pkgname)) {
 		if (Fake ||
 		    mark_as_automatic_installed(pkg->pkgname, 0) == 0)
 			warnx("package `%s' was already installed as "
 			      "dependency, now marked as installed "
 			      "manually", pkg->pkgname);
 	} else {
 		warnx("package `%s' already recorded as installed",
 		      pkg->pkgname);
+	}
 	close(fd);
 	return 0;
+}
 static int
 check_other_installed(struct pkg_task *pkg)
+{
 	FILE *f, *f_pkg;
 	size_t len;
 	char *pkgbase, *iter, *filename;
 	package_t plist;
 	plist_t *p;
 	int status;
 	pkgbase = xstrdup(pkg->pkgname);
 	if ((iter = strrchr(pkgbase, '-')) == NULL) {
 		free(pkgbase);
 		warnx("Invalid package name %s", pkg->pkgname);
 		return -1;
+	}
 	*iter = '\0';
 	pkg->other_version = find_best_matching_installed_pkg(pkgbase);
 	free(pkgbase);
 	if (pkg->other_version == NULL)
 		return 0;
 	if (!Replace) {
 		/* XXX This is redundant to the implicit conflict check. */
 		warnx("A different version of %s is already installed: %s",
 		    pkg->pkgname, pkg->other_version);
 		return -1;
+	}
 	filename = pkgdb_pkg_file(pkg->other_version, REQUIRED_BY_FNAME);
 	errno = 0;
 	f = fopen(filename, "r");
 	free(filename);
 	if (f == NULL) {
 		if (errno == ENOENT) {
 			/* No packages depend on this, so everything is well. */
 			return 0;
+		}
 		warnx("Can't open +REQUIRED_BY of %s", pkg->other_version);
 		return -1;
+	}
 	status = 0;
 	while ((iter = fgetln(f, &len)) != NULL) {
 		if (iter[len - 1] == '\n')
 			iter[len - 1] = '\0';
 		filename = pkgdb_pkg_file(iter, CONTENTS_FNAME);
 		if ((f_pkg = fopen(filename, "r")) == NULL) {
 			warnx("Can't open +CONTENTS of depending package %s",
 			    iter);
 			fclose(f);
 			return -1;
+		}
 		read_plist(&plist, f_pkg);
 		fclose(f_pkg);
 		for (p = plist.head; p != NULL; p = p->next) {
 			if (p->type == PLIST_IGNORE) {
 				p = p->next;
 				continue;
 			} else if (p->type != PLIST_PKGDEP)
 				continue;
 			/*
 			 * XXX This is stricter than necessary.
 			 * XXX One pattern might be fulfilled by
 			 * XXX a different package and still need this
 			 * XXX one for a different pattern.
 			 */
 			if (pkg_match(p->name, pkg->other_version) == 0)
 				continue;
 			if (pkg_match(p->name, pkg->pkgname) == 1)
 				continue; /* Both match, ok. */
 			warnx("Dependency of %s fulfilled by %s, but not by %s",
 			    iter, pkg->other_version, pkg->pkgname);
 			if (!Force)
 				status = -1;
 			break;
+		}
 		free_plist(&plist);
+	}
 	fclose(f);
 	return status;
+}
 /*
  * Read package build information from meta data.
  */
 static int
 read_buildinfo(struct pkg_task *pkg)
+{
 	const char *data, *eol, *next_line;
 	data = pkg->meta_data.meta_build_info;
 	for (; data != NULL && *data != '\0'; data = next_line) {
 		if ((eol = strchr(data, '\n')) == NULL) {
 			eol = data + strlen(data);
 			next_line = eol;
 		} else
 			next_line = eol + 1;
 		if (strncmp(data, "OPSYS=", 6) == 0)
 			pkg->buildinfo[BI_OPSYS] = dup_value(data, eol);
 		else if (strncmp(data, "OS_VERSION=", 11) == 0)
 			pkg->buildinfo[BI_OS_VERSION] = dup_value(data, eol);
 		else if (strncmp(data, "MACHINE_ARCH=", 13) == 0)
 			pkg->buildinfo[BI_MACHINE_ARCH] = dup_value(data, eol);
 		else if (strncmp(data, "IGNORE_RECOMMENDED=", 19) == 0)
 			pkg->buildinfo[BI_IGNORE_RECOMMENDED] = dup_value(data,
 			    eol);
 		else if (strncmp(data, "USE_ABI_DEPENDS=", 16) == 0)
 			pkg->buildinfo[BI_USE_ABI_DEPENDS] = dup_value(data,
 			    eol);
+	}
 	if (pkg->buildinfo[BI_OPSYS] == NULL ||
 	    pkg->buildinfo[BI_OS_VERSION] == NULL ||
 	    pkg->buildinfo[BI_MACHINE_ARCH] == NULL) {
 		warnx("Not all required build information are present.");
 		return -1;
+	}
 	if ((pkg->buildinfo[BI_USE_ABI_DEPENDS] != NULL &&
 	    strcasecmp(pkg->buildinfo[BI_USE_ABI_DEPENDS], "YES") != 0) ||
 	    (pkg->buildinfo[BI_IGNORE_RECOMMENDED] != NULL &&
 	    strcasecmp(pkg->buildinfo[BI_IGNORE_RECOMMENDED], "NO") != 0)) {
 		warnx("%s was built to ignore ABI dependencies", pkg->pkgname);
+	}
 	return 0;
+}
 /*
  * Free buildinfo.
  */
 static void
 free_buildinfo(struct pkg_task *pkg)
+{
 	size_t i;
 	for (i = 0; i < BI_ENUM_COUNT; ++i) {
 		free(pkg->buildinfo[i]);
 		pkg->buildinfo[i] = NULL;
+	}
+}
 /*
  * Write meta data files to pkgdb after creating the directory.
  */
 static int
 write_meta_data(struct pkg_task *pkg)
+{
 	const struct pkg_meta_desc *descr;
 	char *filename, **target;
 	size_t len;
 	ssize_t ret;
 	int fd;
 	if (Fake)
 		return 0;
 	if (mkdir_p(pkg->install_logdir)) {
 		warn("Can't create pkgdb entry: %s", pkg->install_logdir);
 		return -1;
+	}
 	for (descr = pkg_meta_descriptors; descr->entry_filename; ++descr) {
 		target = (char **)((char *)&pkg->meta_data +
 		    descr->entry_offset);
 		if (*target == NULL)
 			continue;
 		filename = xasprintf("%s/%s", pkg->install_logdir,
 		    descr->entry_filename);
 		(void)unlink(filename);
 		fd = open(filename, O_WRONLY | O_TRUNC | O_CREAT, descr->perm);
 		if (fd == -1) {
 			warn("Can't open meta data file: %s", filename);
 			return -1;
+		}
 		len = strlen(*target);
 		do {
 			ret = write(fd, *target, len);
 			if (ret == -1) {
 				warn("Can't write meta data file: %s",
 				    filename);
 				free(filename);
 				close(fd);
 				return -1;
+			}
 			len -= ret;
 		} while (ret > 0);
 		if (close(fd) == -1) {
 			warn("Can't close meta data file: %s", filename);
 			free(filename);
 			return -1;
+		}
 		free(filename);
+	}
 	return 0;
+}
 /*
  * Helper function for extract_files.
  */
 static int
 copy_data_to_disk(struct archive *reader, struct archive *writer,
     const char *filename)
+{
 	int r;
 	const void *buff;
 	size_t size;
 	off_t offset;
 	for (;;) {
 		r = archive_read_data_block(reader, &buff, &size, &offset);
 		if (r == ARCHIVE_EOF)
 			return 0;
 		if (r != ARCHIVE_OK) {
 			warnx("Read error for %s: %s", filename,
 			    archive_error_string(reader));
 			return -1;
+		}
 		r = archive_write_data_block(writer, buff, size, offset);
 		if (r != ARCHIVE_OK) {
 			warnx("Write error for %s: %s", filename,
 			    archive_error_string(writer));
 			return -1;
+		}
+	}
+}
 /*
  * Extract package.
  * Any misordered, missing or unlisted file in the package is an error.
  */
 static const int extract_flags = /* ARCHIVE_EXTRACT_OWNER | */
     ARCHIVE_EXTRACT_PERM | ARCHIVE_EXTRACT_TIME | ARCHIVE_EXTRACT_UNLINK |
     ARCHIVE_EXTRACT_ACL | ARCHIVE_EXTRACT_FFLAGS | ARCHIVE_EXTRACT_XATTR;
 static int
 extract_files(struct pkg_task *pkg)
+{
 	char    cmd[MaxPathSize];
 	const char *owner, *group, *permissions;
 	struct archive *writer;
 	int r;
 	plist_t *p;
 	const char *last_file;
 	char *fullpath;
 	if (Fake)
 		return 0;
 	if (mkdir_p(pkg->install_prefix)) {
 		warn("Can't create prefix: %s", pkg->install_prefix);
 		return -1;
+	}
 	if (!NoRecord && !pkgdb_open(ReadWrite)) {
 		warn("Can't open pkgdb for writing");
 		return -1;
+	}
 	if (chdir(pkg->install_prefix) == -1) {
 		warn("Can't change into prefix: %s", pkg->install_prefix);
 		return -1;
+	}
 	writer = archive_write_disk_new();
 	archive_write_disk_set_options(writer, extract_flags);
 	archive_write_disk_set_standard_lookup(writer);
 	owner = NULL;
 	group = NULL;
 	permissions = NULL;
 	last_file = NULL;
 	r = -1;
 	for (p = pkg->plist.head; p != NULL; p = p->next) {
 		switch (p->type) {
 		case PLIST_FILE:
 			last_file = p->name;
 			if (pkg->entry == NULL) {
 				warnx("PLIST entry not in package (%s)",
 				    archive_entry_pathname(pkg->entry));
 				goto out;
+			}
 			if (strcmp(p->name, archive_entry_pathname(pkg->entry))) {
 				warnx("PLIST entry and package don't match (%s vs %s)",
 				    p->name, archive_entry_pathname(pkg->entry));
 				goto out;
+			}
 			fullpath = xasprintf("%s/%s", pkg->prefix, p->name);
 			pkgdb_store(fullpath, pkg->pkgname);
 			free(fullpath);
 			if (Verbose)
 				printf("%s", p->name);
 			break;
 		case PLIST_CMD:
 			if (format_cmd(cmd, sizeof(cmd), p->name, pkg->prefix, last_file))
 				return -1;
 			printf("Executing '%s'\n", cmd);
 			if (!Fake && system(cmd))
 				warnx("command '%s' failed", cmd); /* XXX bail out? */
 			continue;
 		case PLIST_CHMOD:
 			permissions = p->name;
 			continue;
 		case PLIST_CHOWN:
 			owner = p->name;
 			continue;
 		case PLIST_CHGRP:
 			group = p->name;
 			continue;
 		case PLIST_IGNORE:
 			p = p->next;
 			continue;
 		default:
 			continue;
+		}
 		r = archive_write_header(writer, pkg->entry);
 		if (r != ARCHIVE_OK) {
 			warnx("Failed to write %s: %s",
 			    archive_entry_pathname(pkg->entry),
 			    archive_error_string(writer));
 			goto out;
+		}
 		if (owner != NULL)
 			archive_entry_set_uname(pkg->entry, owner);
 		if (group != NULL)
 			archive_entry_set_uname(pkg->entry, group);
 		if (permissions != NULL) {
 			mode_t mode;
 			mode = archive_entry_mode(pkg->entry);
 			mode = getmode(setmode(permissions), mode);
 			archive_entry_set_mode(pkg->entry, mode);
+		}
 		r = copy_data_to_disk(pkg->archive, writer,
 		    archive_entry_pathname(pkg->entry));
 		if (r)
 			goto out;
 		if (Verbose)
 			printf("\n");
 		r = archive_read_next_header(pkg->archive, &pkg->entry);
 		if (r == ARCHIVE_EOF) {
 			pkg->entry = NULL;
 			continue;
+		}
 		if (r != ARCHIVE_OK) {
 			warnx("Failed to read from archive: %s",
 			    archive_error_string(pkg->archive));
 			goto out;
+		}
+	}
 	if (pkg->entry != NULL) {
 		warnx("Package contains entries not in PLIST: %s",
 		    archive_entry_pathname(pkg->entry));
 		goto out;
+	}
 	r = 0;
 out:
 	if (!NoRecord)
 		pkgdb_close();
 	archive_write_close(writer);
 	archive_write_finish(writer);
 	return r;
+}
 /*
  * Register dependencies after sucessfully installing the package.
  */
 static void
 pkg_register_depends(struct pkg_task *pkg)
+{
 	int fd;
 	size_t text_len, i;
 	char *required_by, *text;
 	if (Fake)
 		return;
 	if (pkg->other_version != NULL)
 		return; /* XXX It's using the old dependencies. */
 	text = xasprintf("%s\n", pkg->pkgname);
 	text_len = strlen(text);
 	for (i = 0; i < pkg->dep_length; ++i) {
 		required_by = pkgdb_pkg_file(pkg->dependencies[i], REQUIRED_BY_FNAME);
 		fd = open(required_by, O_WRONLY | O_APPEND | O_CREAT, 0644);
 		if (fd == -1) {
 			warn("can't open dependency file '%s',"
 			    "registration is incomplete!", required_by);
 		} else if (write(fd, text, text_len) != text_len) {
 			warn("can't write to dependency file `%s'", required_by);
 			close(fd);
 		} else if (close(fd) == -1)
 			warn("cannot close file %s", required_by);
 		free(required_by);
+	}
 	free(text);
+}
 /*
  * Reduce the result from uname(3) to a canonical form.
  */
 static void
 normalise_platform(struct utsname *host_name)
+{
 #ifdef NUMERIC_VERSION_ONLY
 	size_t span;
 	span = strspn(host_name->release, "0123456789.");
 	host_name->release[span] = '\0';
 #endif
+}
 /*
  * Check build platform of the package against local host.
  */
 static int
 check_platform(struct pkg_task *pkg)
+{
 	struct utsname host_uname;
 	const char *effective_arch;
 	int fatal;
 	if (uname(&host_uname) < 0) {
 		if (Force) {
 			warnx("uname() failed, continuing.");
 			return 0;
 		} else {
 			warnx("uname() failed, aborting.");
 			return -1;
+		}
+	}
 	normalise_platform(&host_uname);
 	if (OverrideMachine != NULL)
 		effective_arch = OverrideMachine;
 	else
 		effective_arch = MACHINE_ARCH;
 	/* If either the OS or arch are different, bomb */
 	if (strcmp(OPSYS_NAME, pkg->buildinfo[BI_OPSYS]) ||
 	    strcmp(effective_arch, pkg->buildinfo[BI_MACHINE_ARCH]) != 0)
 		fatal = 1;
 	else
 		fatal = 0;
 	if (fatal ||
 	    strcmp(host_uname.release, pkg->buildinfo[BI_OS_VERSION]) != 0) {
 		warnx("Warning: package `%s' was built for a platform:",
 		    pkg->pkgname);
 		warnx("%s/%s %s (pkg) vs. %s/%s %s (this host)",
 		    pkg->buildinfo[BI_OPSYS],
 		    pkg->buildinfo[BI_MACHINE_ARCH],
 		    pkg->buildinfo[BI_OS_VERSION],
 		    OPSYS_NAME,
 		    effective_arch,
 		    host_uname.release);
 		if (!Force && fatal)
 			return -1;
+	}
 	return 0;
+}
 /*
  * Run the install script.
  */
 static int
 run_install_script(struct pkg_task *pkg, const char *argument)
+{
 	int ret;
 	char *filename;
 	if (pkg->meta_data.meta_install == NULL || NoInstall)
 		return 0;
 	if (Destdir != NULL)
 		setenv(PKG_DESTDIR_VNAME, Destdir, 1);
 	setenv(PKG_PREFIX_VNAME, pkg->prefix, 1);
 	setenv(PKG_METADATA_DIR_VNAME, pkg->logdir, 1);
 	setenv(PKG_REFCOUNT_DBDIR_VNAME, pkgdb_refcount_dir(), 1);
 	if (Verbose)
 		printf("Running install with PRE-INSTALL for %s.\n", pkg->pkgname);
 	if (Fake)
 		return 0;
 	filename = pkgdb_pkg_file(pkg->pkgname, INSTALL_FNAME);
 	ret = 0;
 	errno = 0;
 	if (fcexec(pkg->install_logdir, filename, pkg->pkgname, argument,
 	    (void *)NULL)) {
 		if (errno != 0)
 			warn("exec of install script failed");
 		else
 			warnx("install script returned error status");
 		ret = -1;
+	}
 	free(filename);
 	return ret;
+}
 struct find_conflict_data {
 	const char *pkg;
 	const char *old_pkg;
 	const char *pattern;
 };
 static int
 check_explicit_conflict_iter(const char *cur_pkg, void *cookie)
+{
 	struct find_conflict_data *data = cookie;
 	if (data->old_pkg && strcmp(data->old_pkg, cur_pkg) == 0)
 		return 0;
 	warnx("Package `%s' conflicts with `%s', and `%s' is installed.",
 	    data->pkg, data->pattern, cur_pkg);
 	return 1;
+}
 static int
 check_explicit_conflict(struct pkg_task *pkg)
+{
 	struct find_conflict_data data;
 	char *installed, *installed_pattern;
 	plist_t *p;
 	int status;
 	status = 0;
 	for (p = pkg->plist.head; p != NULL; p = p->next) {
 		if (p->type == PLIST_IGNORE) {
 			p = p->next;
 			continue;
+		}
 		if (p->type != PLIST_PKGCFL)
 			continue;
 		data.pkg = pkg->pkgname;
 		data.old_pkg = pkg->other_version;
 		data.pattern = p->name;
 		status |= match_installed_pkgs(p->name,
 		    check_explicit_conflict_iter, &data);
+	}
 	if (some_installed_package_conflicts_with(pkg->pkgname,
 	    pkg->other_version, &installed, &installed_pattern)) {
 		warnx("Installed package `%s' conflicts with `%s' when trying to install `%s'.",
 			installed, installed_pattern, pkg->pkgname);
 		free(installed);
 		free(installed_pattern);
 		status |= -1;
+	}
 	return status;
+}
 static int
 check_implicit_conflict(struct pkg_task *pkg)
+{
 	plist_t *p;
 	char *fullpath, *existing;
 	int status;
 	if (!pkgdb_open(ReadOnly)) {
 #if notyet /* XXX empty pkgdb without database? */
 		warn("Can't open pkgdb for reading");
 		return -1;
 #else
 		return 0;
 #endif
+	}
 	status = 0;
 	for (p = pkg->plist.head; p != NULL; p = p->next) {
 		if (p->type == PLIST_IGNORE) {
 			p = p->next;
 			continue;
 		} else if (p->type != PLIST_FILE)
 			continue;
 		fullpath = xasprintf("%s/%s", pkg->prefix, p->name);
 		existing = pkgdb_retrieve(fullpath);
 		free(fullpath);
 		if (existing == NULL)
 			continue;
 		if (pkg->other_version != NULL &&
 		    strcmp(pkg->other_version, existing) == 0)
 			continue;
 		warnx("Conflicting PLIST with %s: %s", existing, p->name);
 		if (!Force) {
 			status = -1;
 			if (!Verbose)
 				break;
+		}
+	}
 	pkgdb_close();
 	return status;
+}
 static int
 check_dependencies(struct pkg_task *pkg)
+{
 	plist_t *p;
 	char *best_installed;
 	int status;
 	size_t i;
 	status = 0;
 	for (p = pkg->plist.head; p != NULL; p = p->next) {
 		if (p->type == PLIST_IGNORE) {
 			p = p->next;
 			continue;
 		} else if (p->type != PLIST_PKGDEP)
 			continue;
 		best_installed = find_best_matching_installed_pkg(p->name);
 		if (best_installed == NULL) {
 			/* XXX check cyclic dependencies? */
 			if (Fake || NoRecord) {
 				if (!Force) {
 					warnx("Missing dependency %s\n",
 					     p->name);
 					status = -1;
 					break;
+				}
 				warnx("Missing dependency %s, continuing",
 				    p->name);
 				continue;
+			}
 			if (pkg_do(p->name, 1, 0)) {
 				warnx("Can't install dependency %s", p->name);
 				status = -1;
 				break;
+			}
 			best_installed = find_best_matching_installed_pkg(p->name);
 			if (best_installed == NULL && Force) {
 				warnx("Missing dependency %s ignored", p->name);
 				continue;
 			} else if (best_installed == NULL) {
 				warnx("Just installed dependency %s disappeared", p->name);
 				status = -1;
 				break;
+			}
+		}
 		for (i = 0; i < pkg->dep_length; ++i) {
 			if (strcmp(best_installed, pkg->dependencies[i]) == 0)
 				break;
+		}
 		if (i < pkg->dep_length) {
 			/* Already used as dependency, so skip it. */
 			free(best_installed);
 			continue;
+		}
 		if (pkg->dep_length + 1 >= pkg->dep_allocated) {
 			char **tmp;
 			pkg->dep_allocated = 2 * pkg->dep_allocated + 1;
 			pkg->dependencies = xrealloc(pkg->dependencies,
 			    pkg->dep_allocated * sizeof(*tmp));
+		}
 		pkg->dependencies[pkg->dep_length++] = best_installed;
+	}
 	return status;
+}
 /*
  * If this package uses pkg_views, register it in the default view.
  */
 static void
 pkg_register_views(struct pkg_task *pkg)
+{
 	if (Fake || NoView || pkg->meta_data.meta_views == NULL)
 		return;
 	if (Verbose) {
 		printf("%s/pkg_view -d %s %s%s %s%s %sadd %s\n",
 			BINDIR, _pkgdb_getPKGDB_DIR(),
 			View ? "-w " : "", View ? View : "",
 			Viewbase ? "-W " : "", Viewbase ? Viewbase : "",
 			Verbose ? "-v " : "", pkg->pkgname);
+	}
 	fexec_skipempty(BINDIR "/pkg_view", "-d", _pkgdb_getPKGDB_DIR(),
 			View ? "-w " : "", View ? View : "",
 			Viewbase ? "-W " : "", Viewbase ? Viewbase : "",
 			Verbose ? "-v " : "", "add", pkg->pkgname,
 			(void *)NULL);
+}
 static int
 preserve_meta_data_file(struct pkg_task *pkg, const char *name)
+{
 	char *old_file, *new_file;
 	int rv;
 	if (Fake)
 		return 0;
 	old_file = pkgdb_pkg_file(pkg->other_version, name);
 	new_file = pkgdb_pkg_file(pkg->pkgname, name);
 	rv = 0;
 	if (rename(old_file, new_file) == -1 && errno != ENOENT) {
 		warn("Can't move %s from %s to %s", name, old_file, new_file);
 		rv = -1;
+	}
 	free(old_file);
 	free(new_file);
 	return rv;
+}
 static int
 start_replacing(struct pkg_task *pkg)
+{
 	if (preserve_meta_data_file(pkg, REQUIRED_BY_FNAME))
 		return -1;
 	if (preserve_meta_data_file(pkg, PRESERVE_FNAME))
 		return -1;
 	if (pkg->meta_data.meta_installed_info == NULL &&
 	    preserve_meta_data_file(pkg, INSTALLED_INFO_FNAME))
 		return -1;
 	if (Verbose || Fake) {
 		printf("%s/pkg_delete -K %s -p %s%s%s '%s'\n",
 			BINDIR, _pkgdb_getPKGDB_DIR(), pkg->prefix,
 			Destdir ? " -P ": "", Destdir ? Destdir : "",
 			pkg->other_version);
+	}
 	if (!Fake)
 		fexec_skipempty(BINDIR "/pkg_delete", "-K", _pkgdb_getPKGDB_DIR(),
 		    "-p", pkg->prefix,
 		    Destdir ? "-P": "", Destdir ? Destdir : "",
 		    pkg->other_version, NULL);
 	/* XXX Check return value and do what? */
 	return 0;
+}
 static int check_input(const char *line, size_t len)
+{
 	if (line == NULL || len == 0)
 		return 1;
 	switch (*line) {
 	case 'Y':
 	case 'y':
 	case 'T':
 	case 't':
 	case '1':
 		return 0;
 	default:
 		return 1;
+	}
+}
 static int
 check_signature(struct pkg_task *pkg, int invalid_sig)
+{
 	char *line;
 	size_t len;
 	if (strcasecmp(verified_installation, "never") == 0)
 		return 0;
 	if (strcasecmp(verified_installation, "always") == 0) {
 		if (invalid_sig)
 			warnx("No valid signature found, rejected");
 		return invalid_sig;
+	}
 	if (strcasecmp(verified_installation, "trusted") == 0) {
 		if (!invalid_sig)
 			return 0;
 		fprintf(stderr, "No valid signature found for %s.\n",
 		    pkg->pkgname);
 		fprintf(stderr,
 		    "Do you want to proceed with the installation [y/n]?\n");
 		line = fgetln(stdin, &len);
 		if (check_input(line, len)) {
 			fprintf(stderr, "Cancelling installation\n");
 			return 1;
+		}
 		return 0;
+	}
 	if (strcasecmp(verified_installation, "interactive") == 0) {
 		fprintf(stderr, "Do you want to proceed with "
 		    "the installation of %s [y/n]?\n", pkg->pkgname);
 		line = fgetln(stdin, &len);
 		if (check_input(line, len)) {
 			fprintf(stderr, "Cancelling installation\n");
 			return 1;
+		}
 		return 0;
+	}
 	warnx("Unknown value of configuration variable VERIFIED_INSTALLATION");
 	return 1;
+}
 static int
 check_vulnerable(struct pkg_task *pkg)
+{
 	static struct pkg_vulnerabilities *pv;
 	int require_check;
 	char *line;
 	size_t len;
 	if (strcasecmp(check_vulnerabilities, "never") == 0)
 		return 0;
 	else if (strcasecmp(check_vulnerabilities, "always"))
 		require_check = 1;
 	else if (strcasecmp(check_vulnerabilities, "interactive"))
 		require_check = 0;
 	else {
 		warnx("Unknown value of the configuration variable"
 		    "CHECK_VULNERABILITIES");
 		return 1;
+	}
 	if (pv == NULL) {
 		pv = read_pkg_vulnerabilities(pkg_vulnerabilities_file,
 		    require_check, 0);
 		if (pv == NULL)
 			return require_check;
+	}
 	if (!audit_package(pv, pkg->pkgname, NULL, 0, 2))
 		return 0;
 	if (require_check)
 		return 1;
 	fprintf(stderr, "Do you want to proceed with the installation of %s"
 	    " [y/n]?\n", pkg->pkgname);
 	line = fgetln(stdin, &len);
 	if (check_input(line, len)) {
 		fprintf(stderr, "Cancelling installation\n");
 		return 1;
+	}
 	return 0;
+}
 /*
  * Install a single package.
  */
 static int
 pkg_do(const char *pkgpath, int mark_automatic, int top_level)
+{
 	int status, invalid_sig;
 	struct pkg_task *pkg;
 	pkg = xcalloc(1, sizeof(*pkg));
 	status = -1;
 	pkg->archive = find_archive(pkgpath, top_level);
 	if (pkg->archive == NULL) {
 		warnx("no pkg found for '%s', sorry.", pkgpath);
 		goto clean_find_archive;
+	}
 	invalid_sig = pkg_verify_signature(&pkg->archive, &pkg->entry,
 	    &pkg->pkgname);
 	if (pkg->archive == NULL)
 		goto clean_memory;
 	if (read_meta_data(pkg))
 		goto clean_memory;
 	/* Parse PLIST early, so that messages can use real package name. */
 	if (pkg_parse_plist(pkg))
 		goto clean_memory;
 	if (check_signature(pkg, invalid_sig))
 		goto clean_memory;
 	if (check_vulnerable(pkg))
 		goto clean_memory;
 	if (pkg->meta_data.meta_mtree != NULL)
 		warnx("mtree specification in pkg `%s' ignored", pkg->pkgname);
 	if (pkg->meta_data.meta_views != NULL) {
 		pkg->logdir = xstrdup(pkg->prefix);
 		_pkgdb_setPKGDB_DIR(dirname_of(pkg->logdir));
 	} else {
 		pkg->logdir = xasprintf("%s/%s", _pkgdb_getPKGDB_DIR(),
 		    pkg->pkgname);
+	}
 	if (Destdir != NULL) {
 		pkg->install_logdir = xasprintf("%s/%s", Destdir, pkg->logdir);
 		_pkgdb_setPKGDB_DIR(dirname_of(pkg->install_logdir));
 	} else
 		pkg->install_logdir = xstrdup(pkg->logdir);
 	if (NoRecord && !Fake) {
 		const char *tmpdir;
 		tmpdir = getenv("TMPDIR");
 		if (tmpdir == NULL)
 			tmpdir = "/tmp";
 		free(pkg->install_logdir);
 		pkg->install_logdir = xasprintf("%s/pkg_install.XXXXXX", tmpdir);
 		/* XXX pkg_add -u... */
 		if (mkdtemp(pkg->install_logdir) == NULL) {
 			warn("mkdtemp failed");
 			goto clean_memory;
+		}
+	}
 	if (check_already_installed(pkg) == 0) {
 		status = 0;
 		goto clean_memory;
+	}
 	if (read_buildinfo(pkg))
 		goto clean_memory;
 	if (check_platform(pkg))
 		goto clean_memory;
 	if (check_other_installed(pkg))
 		goto clean_memory;
 	if (check_explicit_conflict(pkg))
 		goto clean_memory;
 	if (check_implicit_conflict(pkg))
 		goto clean_memory;
 	if (pkg->other_version != NULL) {
 		/*
 		 * Replacing an existing package.
 		 * Write meta-data, get rid of the old version,
 		 * install/update dependencies and finally extract.
 		 */
 		if (write_meta_data(pkg))
 			goto nuke_pkgdb;
 		if (start_replacing(pkg))
 			goto nuke_pkgdb;
 		if (check_dependencies(pkg))
 			goto nuke_pkgdb;
 	} else {
 		/*
 		 * Normal installation.
 		 * Install/update dependencies first and
 		 * write the current package to disk afterwards.
 		 */
 		if (check_dependencies(pkg))
 			goto clean_memory;
 		if (write_meta_data(pkg))
 			goto nuke_pkgdb;
+	}
 	if (run_install_script(pkg, "PRE-INSTALL"))
 		goto nuke_pkgdb;
 	if (extract_files(pkg))
 		goto nuke_pkg;
 	if (run_install_script(pkg, "POST-INSTALL"))
 		goto nuke_pkgdb;
 	/* XXX keep +INSTALL_INFO for updates? */
 	/* XXX keep +PRESERVE for updates? */
 	if (mark_automatic)
 		mark_as_automatic_installed(pkg->pkgname, 1);
 	pkg_register_depends(pkg);
 	if (Verbose)
 		printf("Package %s registered in %s\n", pkg->pkgname, pkg->install_logdir);
 	if (pkg->meta_data.meta_display != NULL)
 		fputs(pkg->meta_data.meta_display, stdout);
 	pkg_register_views(pkg);
 	status = 0;
 	goto clean_memory;
 nuke_pkg:
 	if (!Fake) {
 		if (pkg->other_version) {
 			warnx("Updating of %s to %s failed.",
 			    pkg->other_version, pkg->pkgname);
 			warnx("Remember to run pkg_admin rebuild-tree after fixing this.");
+		}
 		delete_package(FALSE, FALSE, &pkg->plist, FALSE, Destdir);
+	}
 nuke_pkgdb:
 	if (!Fake) {
 		if (recursive_remove(pkg->install_logdir, 1))
 			warn("Couldn't remove %s", pkg->install_logdir);
 		free(pkg->install_logdir);
 		free(pkg->logdir);
 		pkg->install_logdir = NULL;
 		pkg->logdir = NULL;
+	}
 clean_memory:
 	if (pkg->logdir != NULL && NoRecord && !Fake) {
 		if (recursive_remove(pkg->install_logdir, 1))
 			warn("Couldn't remove %s", pkg->install_logdir);
+	}
 	free(pkg->install_prefix);
 	free(pkg->install_logdir);
 	free(pkg->logdir);
 	free_buildinfo(pkg);
 	free_plist(&pkg->plist);
 	free_meta_data(pkg);
 	if (pkg->archive)
 		archive_read_finish(pkg->archive);
 	free(pkg->other_version);
 	free(pkg->pkgname);
 clean_find_archive:
 	free(pkg);
 	return status;
+}
 int
 pkg_perform(lpkg_head_t *pkgs)
+{
 	int     errors = 0;
 	lpkg_t *lpp;
 	while ((lpp = TAILQ_FIRST(pkgs)) != NULL) {
 		if (pkg_do(lpp->lp_name, Automatic, 1))
 			++errors;
 		TAILQ_REMOVE(pkgs, lpp, lp_link);
 		free_lpkg(lpp);
+	}
 	return errors;
+}

 @@ -1,32 +1,32 @@
-/*	$NetBSD: version.h,v 1.120 2009/03/26 14:32:39 joerg Exp $	*/
+/*	$NetBSD: version.h,v 1.121 2009/04/06 14:34:15 joerg Exp $	*/
 /*
  * Copyright (c) 2001 Thomas Klausner.  All rights reserved.
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
+ *
  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 #ifndef _INST_LIB_VERSION_H_
 #define _INST_LIB_VERSION_H_
-#define PKGTOOLS_VERSION "20090326"
+#define PKGTOOLS_VERSION "20090406"
 #endif /* _INST_LIB_VERSION_H_ */