7f3adc8 This is better if diff are not omitted — HardenedBSD-pkg

HardenedBSD Package Manager

This is better if diff are not omitted

Baptiste Daroussin committed 15 years ago

commit 7f3adc899bd3507e5b5230b9d56738df29dfd43c
parent d8c1981f4b83052747a1e028e3a6e4093baa8f4e

11 files changed +277 -393

modified libpkg/Makefile

@@ -8,9 +8,7 @@ SHLIB_MAJOR= 0

 SRCS=		pkg.c \
 		pkgdb.c \
 		pkg_compat.c \
 		pkg_conflict.c \
 		pkg_create.c \
 		pkg_file.c \
 		pkg_manifest.c \
 		util.c

modified libpkg/pkg.c

@@ -1,4 +1,7 @@

 #include <err.h>
 #include <string.h>
 #include <archive.h>
 #include <archive_entry.h>
 #include <stdlib.h>
 #include <sqlite3.h>

@@ -37,7 +40,7 @@ pkg_comment(struct pkg *pkg)

 const char *
 pkg_desc(struct pkg *pkg)
 {
 	return (sbuf_data(pkg->comment));
 	return (sbuf_data(pkg->desc));
 }
 struct pkg **

@@ -65,6 +68,73 @@ pkg_conflicts(struct pkg *pkg)

 }
 int
 pkg_open(const char *path, struct pkg **pkg, int query_flags)
 {
 	struct archive *a;
 	struct archive_entry *ae;
 	struct pkg_file *file = NULL;
 	int ret;
 	int64_t size;
 	char *buf;
 	a = archive_read_new();
 	archive_read_support_compression_all(a);
 	archive_read_support_format_tar(a);
 	if (archive_read_open_filename(a, path, 4096) != ARCHIVE_OK) {
 		archive_read_finish(a);
 		return (-1);
 	}
 	/* first patch to check is the archive is corrupted bye the way retreive
 	 * informations */
 	pkg_new(pkg);
 	while ((ret = archive_read_next_header(a, &ae)) == ARCHIVE_OK) {
 		if (!strcmp(archive_entry_pathname(ae),"+DESC")) {
 			size = archive_entry_size(ae);
 			buf = calloc(1, size+1);
 			archive_read_data(a, buf, size);
 			sbuf_cat((*pkg)->desc, buf);
 			sbuf_finish((*pkg)->desc);
 			free(buf);
 		}
 		if (!strcmp(archive_entry_pathname(ae), "+MANIFEST")) {
 			size = archive_entry_size(ae);
 			buf = calloc(1, size + 1);
 			archive_read_data(a, buf, size);
 			pkg_parse_manifest(*pkg, buf);
 			free(buf);
 		}
 		if (archive_entry_pathname(ae)[0] == '+') {
 			archive_read_data_skip(a);
 			continue;
 		}
 		if (file == NULL)
 			pkg_file_new(&file);
 		else
 			pkg_file_reset(file);
 		strlcpy(file->path, archive_entry_pathname(ae), sizeof(file->path));
 		array_append(&(*pkg)->files, file);
 		archive_read_data_skip(a);
 	}
 	if (ret != ARCHIVE_EOF)
 		warn("Archive corrupted");
 	archive_read_finish(a);
 	return (0);
 }
 int
 pkg_new(struct pkg **pkg)
 {
 	if ((*pkg = calloc(1, sizeof(struct pkg))) == NULL)

modified libpkg/pkg.h

@@ -18,6 +18,7 @@ typedef enum _match_t {

 /* pkg */
 int pkg_new(struct pkg **);
 int pkg_open(const char *, struct pkg **, int);
 void pkg_reset(struct pkg *);
 void pkg_free(struct pkg *);
 const char *pkg_name(struct pkg *);

@@ -30,6 +31,9 @@ struct pkg ** pkg_rdeps(struct pkg *);

 struct pkg_file ** pkg_files(struct pkg *);
 struct pkg_conflict ** pkg_conflicts(struct pkg *);
 /* pkg_manifest */
 int pkg_parse_manifest(struct pkg *, char *);
 /* pkg_file */
 int pkg_file_new(struct pkg_file **);
 void pkg_file_reset(struct pkg_file *);

modified libpkg/pkg_compat.c

@@ -1,10 +1,12 @@

 #include <sys/param.h>
 #include <sys/stat.h>
 #include <sys/utsname.h>
 #include <ctype.h>
 #include <err.h>
 #include <stdlib.h>
 #include <string.h>
 #include <libgen.h>
 #include "util.h"
 #include "pkg_compat.h"

@@ -231,14 +233,13 @@ struct pkg_manifest *

 pkg_compat_convert_installed(const char *pkg_dbdir, char *pkgname, char *mpath)
 {
 	struct pkg_manifest *m;
 	char *buffer;
 	char *buffer, *dir;
 	off_t buffer_len;
 	char filepath[MAXPATHLEN], pkg_dir[MAXPATHLEN];
 	char filepath[MAXPATHLEN];
 	snprintf(pkg_dir, sizeof(pkg_dir), "%s/%s", pkg_dbdir, pkgname);
 	snprintf(filepath, sizeof(filepath), "%s/+CONTENTS", pkg_dir);
 	snprintf(filepath, sizeof(filepath), "%s/%s/+CONTENTS", pkg_dbdir, pkgname);
 	if (file_to_buffer(filepath, &buffer) == -1) {
 	if ((buffer_len = file_to_buffer(filepath, &buffer)) == -1) {
 		warnx("can not read %s", filepath);
 		return (NULL);
 	}

@@ -250,7 +251,9 @@ pkg_compat_convert_installed(const char *pkg_dbdir, char *pkgname, char *mpath)

 	}
 	/* adding comment */
 	snprintf(filepath, sizeof(filepath), "%s/+COMMENT", pkg_dir);
 	dir =  dirname(filepath);
 	snprintf(filepath, sizeof(filepath), "%s/+COMMENT", dirname(filepath));
 	free(dir);
 	if ((buffer_len = file_to_buffer(filepath, &buffer)) == -1) {
 		warn("Unable to read +COMMENT for %s", pkgname);

@@ -263,9 +266,9 @@ pkg_compat_convert_installed(const char *pkg_dbdir, char *pkgname, char *mpath)

 	}
 	/* adding description */
 	snprintf(filepath, sizeof(filepath), "%s/+DESC", pkg_dir);
 	snprintf(filepath, sizeof(filepath), "%s/+DESC", dirname(filepath));
 	if (file_to_buffer(filepath, &buffer) == -1) {
 	if ((buffer_len = file_to_buffer(filepath, &buffer)) == -1) {
 		warn("Unable to read +DESC for %s", pkgname);
 	} else {
 		pkg_manifest_add_value(m, "desc", buffer);

@@ -273,9 +276,9 @@ pkg_compat_convert_installed(const char *pkg_dbdir, char *pkgname, char *mpath)

 	}
 	/* adding display */
 	snprintf(filepath, sizeof(filepath), "%s/+DISPLAY", pkg_dir);
 	snprintf(filepath, sizeof(filepath), "%s/+DISPLAY", dirname(filepath));
 	/* ignore if no +DISPLAY */
 	if (file_to_buffer(filepath, &buffer) != -1) {
 	if ((buffer_len = file_to_buffer(filepath, &buffer)) != -1) {
 		pkg_manifest_add_value(m, "display", buffer);
 		free(buffer);
 	}

modified libpkg/pkg_manifest.c

@@ -1,446 +1,195 @@

 #include <assert.h>
 #include <ctype.h>
 #include <err.h>
 #include <stdbool.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/types.h>
 #include <sys/sbuf.h>
 #include <jansson.h>
 #include "util.h"
 #include "pkg.h"
 #include "pkg_manifest.h"
 enum array_type {
 	ARRAY_FILES,
 	ARRAY_DEPS,
 	ARRAY_CONFLICTS,
 	ARRAY_EXEC,
 	ARRAY_UNEXEC
 };
 struct pkg_manifest_array {
 	json_t *node;
 	json_t *elm;
 	unsigned int size;
 	unsigned int idx;
 	enum array_type type;
 };
 struct pkg_manifest {
 	json_t *json;
 	struct pkg_manifest_array array;
 #include "pkg_private.h"
 static int m_parse_name(struct pkg *pkg, char *buf);
 static int m_parse_origin(struct pkg *pkg, char *buf);
 static int m_parse_version(struct pkg *pkg, char *buf);
 static int m_parse_arch(struct pkg *pkg, char *buf);
 static int m_parse_osrelease(struct pkg *pkg, char *buf);
 static int m_parse_osversion(struct pkg *pkg, char *buf);
 static int m_parse_build_time(struct pkg *pkg, char *buf);
 static int m_parse_www(struct pkg *pkg, char *buf);
 static int m_parse_comment(struct pkg *pkg, char *buf);
 static int m_parse_license(struct pkg *pkg, char *buf);
 static int m_parse_option(struct pkg *pkg, char *buf);
 static int m_parse_dep(struct pkg *pkg, char *buf);
 static int m_parse_conflict(struct pkg *pkg, char *buf);
 #define MANIFEST_FORMAT_KEY "@pkg_format_version"
 static struct manifest_key {
 	const char *key;
 	int (*parse)(struct pkg *pkg, char *buf);
 } manifest_key[] = {
 	{ "@name", m_parse_name},
 	{ "@origin", m_parse_origin},
 	{ "@version", m_parse_version},
 	{ "@arch", m_parse_arch},
 	{ "@osrelease", m_parse_osrelease},
 	{ "@osversion", m_parse_osversion},
 	{ "@build_time", m_parse_build_time},
 	{ "@www", m_parse_www},
 	{ "@comment", m_parse_comment},
 	{ "@license", m_parse_license},
 	{ "@option", m_parse_option},
 	{ "@dep", m_parse_dep},
 	{ "@conflict", m_parse_conflict},
 };
 /* Helpers */
 const char * pkg_manifest_keystr(json_t *, const char *);
 void pkg_manifest_array_init(struct pkg_manifest *, enum array_type);
 const char * pkg_manifest_simplenext(struct pkg_manifest *, enum array_type,
 									 const char *);
 const char *
 pkg_manifest_keystr(json_t *root, const char *key)
 {
 	json_t *node;
 	if ((node = json_object_get(root, key)) == NULL)
 		return (NULL);
 	else
 		return json_string_value(node);
 }
 void
 pkg_manifest_array_init(struct pkg_manifest *m, enum array_type t)
 {
 	m->array.node = NULL;
 	m->array.elm = NULL;
 	m->array.size = 0;
 	m->array.idx = 0;
 	m->array.type = t;
 }
 const char *
 pkg_manifest_simplenext(struct pkg_manifest *m, enum array_type t, const char *key)
 {
 	assert(m->array.type == t);
 	/* First call */
 	if (m->array.node == NULL) {
 		if ((m->array.node = json_object_get(m->json, key)) == NULL)
 			return (NULL);
 		m->array.size = json_array_size(m->array.node);
 	}
 	if (m->array.idx >= m->array.size)
 		return (NULL);
 	if ((m->array.elm = json_array_get(m->array.node, m->array.idx)) == NULL)
 		return (NULL);
 	m->array.idx++;
 	return json_string_value(m->array.elm);
 }
 /*
  * Simple accesser for string value at the root of the JSON node
  */
 const char *
 pkg_manifest_value(struct pkg_manifest *manifest, const char *key)
 {
 	const char *str;
 	if ((str = pkg_manifest_keystr(manifest->json, key)) == NULL)
 		warnx("Can not find '%s' in the manifest", key);
 	return (str);
 }
 /*
  * Return true if the package was built with option named `name'
  */
 bool
 pkg_manifest_with_option(struct pkg_manifest *manifest, const char *name)
 {
 	json_t *node;
 	json_t *elm;
 	if ((node = json_object_get(manifest->json, "options")) == NULL)
 		return (false);
 	if ((elm = json_object_get(node, name)) == NULL)
 		return (false);
 	return json_equal(elm, json_true());
 }
 void
 pkg_manifest_file_init(struct pkg_manifest *m)
 {
 	pkg_manifest_array_init(m, ARRAY_FILES);
 }
 #define manifest_key_len (int)(sizeof(manifest_key)/sizeof(manifest_key[0]))
 /*
  * Return 0 if there is another file, 1 if we are done, -1 if an error occured.
  */
 int
 pkg_manifest_file_next(struct pkg_manifest *m)
 static int
 m_parse_name(struct pkg *pkg, char *buf)
 {
 	assert(m->array.type == ARRAY_FILES);
 	/* First call */
 	if (m->array.node == NULL) {
 		if ((m->array.node = json_object_get(m->json, "files")) == NULL)
 			return (-1);
 		m->array.size = json_array_size(m->array.node);
 	}
 	/* remove trailing spaces */
 	while (isspace(*buf))
 		buf++;
 	if (m->array.idx >= m->array.size)
 		return (1);
 	if ((m->array.elm = json_array_get(m->array.node, m->array.idx)) == NULL)
 		return (-1);
 	m->array.idx++;
 	sbuf_cat(pkg->name, buf);
 	sbuf_finish(pkg->name);
 	return (0);
 }
 const char *
 pkg_manifest_file_path(struct pkg_manifest *m)
 static int
 m_parse_origin(struct pkg *pkg, char *buf)
 {
 	assert(m->array.type == ARRAY_FILES);
 	assert(m->array.elm != NULL);
 	while (isspace(*buf))
 		buf++;
 	return pkg_manifest_keystr(m->array.elm, "path");
 }
 const char *
 pkg_manifest_file_md5(struct pkg_manifest *m)
 {
 	assert(m->array.type == ARRAY_FILES);
 	assert(m->array.elm != NULL);
 	return pkg_manifest_keystr(m->array.elm, "md5");
 }
 void
 pkg_manifest_dep_init(struct pkg_manifest *m)
 {
 	pkg_manifest_array_init(m, ARRAY_DEPS);
 }
 int
 pkg_manifest_dep_next(struct pkg_manifest *m)
 {
 	assert(m->array.type == ARRAY_DEPS);
 	/* First call */
 	if (m->array.node == NULL) {
 		if ((m->array.node = json_object_get(m->json, "deps")) == NULL)
 			return (-1);
 		m->array.size = json_array_size(m->array.node);
 	}
 	if (m->array.idx >= m->array.size)
 		return (1);
 	if ((m->array.elm = json_array_get(m->array.node, m->array.idx)) == NULL)
 		return (-1);
 	m->array.idx++;
 	sbuf_cat(pkg->origin, buf);
 	sbuf_finish(pkg->origin);
 	return (0);
 }
 const char *
 pkg_manifest_dep_name(struct pkg_manifest *m)
 {
 	assert(m->array.type == ARRAY_DEPS);
 	assert(m->array.elm != NULL);
 	return pkg_manifest_keystr(m->array.elm, "name");
 }
 const char *
 pkg_manifest_dep_origin(struct pkg_manifest *m)
 {
 	assert(m->array.type == ARRAY_DEPS);
 	assert(m->array.elm != NULL);
 	return pkg_manifest_keystr(m->array.elm, "origin");
 }
 const char *
 pkg_manifest_dep_version(struct pkg_manifest *m)
 static int
 m_parse_version(struct pkg *pkg, char *buf)
 {
 	assert(m->array.type == ARRAY_DEPS);
 	assert(m->array.elm != NULL);
 	return pkg_manifest_keystr(m->array.elm, "version");
 }
 	while (isspace(*buf))
 		buf++;
 void
 pkg_manifest_conflict_init(struct pkg_manifest *m)
 {
 	pkg_manifest_array_init(m, ARRAY_CONFLICTS);
 }
 	sbuf_cat(pkg->version, buf);
 	sbuf_finish(pkg->version);
 const char *
 pkg_manifest_conflict_next(struct pkg_manifest *m)
 {
 	return pkg_manifest_simplenext(m, ARRAY_CONFLICTS, "conflicts");
 }
 void
 pkg_manifest_exec_init(struct pkg_manifest *m)
 {
 	pkg_manifest_array_init(m, ARRAY_EXEC);
 }
 const char *
 pkg_manifest_exec_next(struct pkg_manifest *m)
 {
 	return pkg_manifest_simplenext(m, ARRAY_EXEC, "exec");
 	return (0);
 }
 void
 pkg_manifest_unexec_init(struct pkg_manifest *m)
 static int
 m_parse_arch(struct pkg *pkg, char *buf)
 {
 	pkg_manifest_array_init(m, ARRAY_UNEXEC);
 	/* TODO */
 	return (0);
 }
 const char *
 pkg_manifest_unexec_next(struct pkg_manifest *m)
 static int
 m_parse_osrelease(struct pkg *pkg, char *buf)
 {
 	return pkg_manifest_simplenext(m, ARRAY_UNEXEC, "unexec");
 	/* TODO */
 	return (0);
 }
 /* Setters */
 void
 pkg_manifest_add_value(struct pkg_manifest *m, const char *key, const char *value)
 static int
 m_parse_osversion(struct pkg *pkg, char *buf)
 {
 	json_object_set_new(m->json, key, json_string(value));
 	/* TODO */
 	return (0);
 }
 void
 pkg_manifest_add_file(struct pkg_manifest *m, const char *path, const char *md5)
 static int
 m_parse_build_time(struct pkg *pkg, char *buf)
 {
 	json_t *files;
 	json_t *file;
 	if ((files = json_object_get(m->json, "files")) == NULL) {
 		files = json_array();
 		json_object_set_new(m->json, "files", files);
 	}
 	file = json_object();
 	json_object_set_new(file, "path", json_string(path));
 	json_object_set_new(file, "md5", json_string(md5));
 	json_array_append_new(files, file);
 	/* TODO */
 	return (0);
 }
 void
 pkg_manifest_add_dep(struct pkg_manifest *m, const char *name, const char *origin,
 					 const char *version)
 static int
 m_parse_www(struct pkg *pkg, char *buf)
 {
 	json_t *deps;
 	json_t *dep;
 	if ((deps = json_object_get(m->json, "deps")) == NULL) {
 		deps = json_array();
 		json_object_set_new(m->json, "deps", deps);
 	}
 	dep = json_object();
 	json_object_set_new(dep, "name", json_string(name));
 	json_object_set_new(dep, "origin", json_string(origin));
 	json_object_set_new(dep, "version", json_string(version));
 	json_array_append_new(deps, dep);
 	/* TODO */
 	return (0);
 }
 void
 pkg_manifest_add_conflict(struct pkg_manifest *m, const char *value)
 static int
 m_parse_comment(struct pkg *pkg, char *buf)
 {
 	json_t *array;
 	while (isspace(*buf))
 		buf++;
 	if ((array = json_object_get(m->json, "conflicts")) == NULL) {
 		array = json_array();
 		json_object_set_new(m->json, "conflicts", array);
 	}
 	sbuf_cat(pkg->comment, buf);
 	sbuf_finish(pkg->comment);
 	json_array_append_new(array, json_string(value));
 	return (0);
 }
 void
 pkg_manifest_add_exec(struct pkg_manifest *m, const char *value)
 static int
 m_parse_license(struct pkg *pkg, char *buf)
 {
 	json_t *array;
 	if ((array = json_object_get(m->json, "exec")) == NULL) {
 		array = json_array();
 		json_object_set_new(m->json, "exec", array);
 	}
 	json_array_append_new(array, json_string(value));
 	/* TODO */
 	return (0);
 }
 void
 pkg_manifest_add_unexec(struct pkg_manifest *m, const char *value)
 static int
 m_parse_option(struct pkg *pkg, char *buf)
 {
 	json_t *array;
 	if ((array = json_object_get(m->json, "unexec")) == NULL) {
 		array = json_array();
 		json_object_set_new(m->json, "unexec", array);
 	}
 	json_array_append_new(array, json_string(value));
 	/* TODO */
 	return (0);
 }
 struct pkg_manifest *
 pkg_manifest_new(void)
 static int
 m_parse_dep(struct pkg *pkg, char *buf)
 {
 	struct pkg_manifest *m;
 	if ((m = malloc(sizeof(struct pkg_manifest))) == NULL)
 		err(EXIT_FAILURE, "malloc()");
 	m->json = json_object();
 	return (m);
 	/* TODO */
 	return (0);
 }
 struct pkg_manifest *
 pkg_manifest_load_buffer(const char *buffer)
 static int
 m_parse_conflict(struct pkg *pkg, char *buf)
 {
 	struct pkg_manifest *m;
 	json_error_t error;
 	if ((m = malloc(sizeof(struct pkg_manifest))) == NULL)
 		err(EXIT_FAILURE, "malloc()");
 	if ((m->json = json_loads(buffer, &error)) == NULL) {
 		warnx("Can not parse buffer as JSON: %s", error.text);
 		free(m);
 		return (NULL);
 	}
 	return (m);
 	/* TODO */
 	return (0);
 }
 struct pkg_manifest *
 pkg_manifest_load_file(const char *path)
 int
 pkg_parse_manifest(struct pkg *pkg, char *buf)
 {
 	struct pkg_manifest *m;
 	json_error_t error;
 	if ((m = malloc(sizeof(struct pkg_manifest))) == NULL)
 		err(EXIT_FAILURE, "malloc()");
 	int nbl;
 	int i, j;
 	char *buf_ptr;
 	size_t next;
 	if ((m->json = json_load_file(path, &error)) == NULL) {
 		warnx("Can not parse %s: %s", path, error.text);
 		free(m);
 		return (NULL);
 	}
 	return (m);
 }
 	nbl = split_chr(buf, '\n');
 int
 pkg_manifest_from_pkg(struct pkg *pkg, struct pkg_manifest **m)
 {
 	size_t i;
 	struct pkg **deps;
 	struct pkg_file **files;
 	*m = pkg_manifest_new();
 	pkg_manifest_add_value(*m, "name", pkg_name(pkg));
 	pkg_manifest_add_value(*m, "version", pkg_version(pkg));
 	pkg_manifest_add_value(*m, "origin", pkg_version(pkg));
 	pkg_manifest_add_value(*m, "comment", pkg_comment(pkg));
 	pkg_manifest_add_value(*m, "desc", pkg_desc(pkg));
 	deps = pkg_deps(pkg);
 	if (deps == NULL) {
 		warnx("Mising deps informations in pkg %s", pkg_origin(pkg));
 	buf_ptr = buf;
 	if (!STARTS_WITH(buf, MANIFEST_FORMAT_KEY)) {
 		warn("Not a package manifest");
 		return (-1);
 	}
 	for (i = 0; deps[i] != NULL; i++) {
 		pkg_manifest_add_dep(*m, pkg_name(deps[i]), pkg_origin(deps[i]),
 							 pkg_version(deps[i]));
 	}
 	files = pkg_files(pkg);
 	if (files == NULL) {
 		warnx("Missing files informations in pkg %s", pkg_origin(pkg));
 		return (-1);
 	}
 	for (i = 0; files[i] != NULL; i++) {
 		pkg_manifest_add_file(*m, pkg_file_path(files[i]), pkg_file_md5(files[i]));
 	next = strlen(buf_ptr);
 	buf_ptr += next + 1;
 	next = strlen(buf_ptr);
 	for (i = 1; i <= nbl; i++) {
 		for (j = 0; j < manifest_key_len; j++) {
 			if (STARTS_WITH(buf_ptr, manifest_key[j].key)) {
 				manifest_key[j].parse(pkg, buf_ptr + strlen(manifest_key[j].key));
 				break;
 			}
 		}
 		buf_ptr += next + 1;
 		next = strlen(buf_ptr);
 	}
 	/* TODO: conflicts, exec, unexec */
 	return (0);
 }
 char *
 pkg_manifest_dump_buffer(struct pkg_manifest *m)
 {
 	return json_dumps(m->json, JSON_COMPACT);
 }
 int
 pkg_manifest_dump_file(struct pkg_manifest *m, const char *path)
 {
 	return json_dump_file(m->json, path, JSON_INDENT(2));
 }
 void
 pkg_manifest_free(struct pkg_manifest *m)
 {
 	json_decref(m->json);
 	free(m);
 }

modified libpkg/pkg_private.h

@@ -6,6 +6,12 @@

 #include "util.h"
 typedef enum {
 	PKG_FILE,
 	PKG_REMOTE,
 	PKG_INSTALLED,
 	PKG_NOTFOUND
 } pkg_t;
 struct pkg {
 	struct sbuf *origin;
 	struct sbuf *name;

@@ -16,6 +22,7 @@ struct pkg {

 	struct array rdeps;
 	struct array conflicts;
 	struct array files;
 	pkg_t type;
 };
 struct pkg_conflict {

modified libpkg/util.c

@@ -139,3 +139,20 @@ select_dir(const struct dirent *dirent)

 	return (0);
 }
 int
 split_chr(char *str, char sep)
 {
 	char *next;
 	char *buf = str;
 	int nbel = 0;
 	while ((next = strchr(buf, sep)) != NULL) {
 		nbel++;
 		buf = next;
 		buf[0] = '\0';
 		buf++;
 	}
 	return nbel;
 }

modified libpkg/util.h

@@ -10,6 +10,8 @@ struct array {

 	void **data;
 };
 #define STARTS_WITH(string, needle) (strncasecmp(string, needle, strlen(needle)) == 0)
 void array_init(struct array *, size_t);
 void array_append(struct array *, void *);
 void array_reset(struct array *, void (*free_elm)(void*));

@@ -18,5 +20,6 @@ void array_free(struct array *, void (*free_elm)(void*));

 off_t file_to_buffer(const char *path, char **buffer);
 char *str_replace(char *string, const char *find, char *replace);
 int select_dir(const struct dirent *);
 int split_chr(char *, char);
 #endif

modified pkg/Makefile

@@ -1,8 +1,8 @@

 PROG=	pkg
 SRCS=	main.c \
 	info.c \
 	create.c \
 	which.c
 	which.c \
 	register.c
 CFLAGS+=	-I${.CURDIR}/../libpkg -I${.CURDIR}/../external/tinycdb/
 LDADD+=	-L${.CURDIR}/../external -L../libpkg -lpkg -lutil

modified pkg/info.c

@@ -33,6 +33,35 @@ pkg_size(struct pkg *pkg)

 	return (size);
 }
 static int
 query_pkg(struct pkg *pkg, unsigned char opt) {
 	struct pkg **deps;
 	struct pkg_file **files;
 	int i;
 	if (opt & INFO_PRINT_DEP) {
 		printf("%s-%s depends on: \n", pkg_name(pkg), pkg_version(pkg));
 		deps = pkg_deps(pkg);
 		for (i = 0; deps[i] != NULL; i++) {
 			printf("%s-%s\n", pkg_name(deps[i]), pkg_version(deps[i]));
 		}
 		printf("\n");
 	} else if (opt & INFO_LIST_FILES) {
 		printf("%s-%s owns the following files:\n", pkg_name(pkg), pkg_version(pkg));
 		files = pkg_files(pkg);
 		for (i = 0; files[i] != NULL; i++) {
 			printf("%s\n", pkg_file_path(files[i]));
 		}
 	} else {
 		printf("%s-%s: %s\n", pkg_name(pkg), pkg_version(pkg), pkg_comment(pkg));
 	}
 	pkg_free(pkg);
 	return (0);
 }
 void
 usage_info(void)
 {

@@ -100,6 +129,10 @@ exec_info(int argc, char **argv)

 	if (argc == 0)
 		match = MATCH_ALL;
 	/* if the last argument is a file then query directly the file */
 	if (pkg_open(argv[0], &pkg, query_flags) == 0)
 		return (query_pkg(pkg, opt));
 	if (pkgdb_open(&db) == -1) {
 		pkgdb_warn(db);
 		return (-1);

modified pkg/main.c

@@ -19,7 +19,7 @@ static struct commands {

 	void (*usage)(void);
 } cmd[] = {
 	{ "add", NULL, NULL},
 	{ "create", exec_create, usage_create},
 	{ "create", NULL, NULL},
 	{ "delete", NULL, NULL},
 	{ "info", exec_info, usage_info},
 	{ "install", NULL, NULL},