xbps-{bin,repo}: wrap long lines for list, pkg-list and search targets.

Fixes issue #26

bin/xbps-bin/defs.h

@@ -41,16 +41,17 @@ struct xferstat {
 struct list_pkgver_cb {
 	pkg_state_t state;
 	size_t pkgver_len;
+	size_t maxcols;
 	bool check_state;
 };
 
 /* from transaction.c */
 int	install_new_pkg(struct xbps_handle *, const char *, bool);
 int	update_pkg(struct xbps_handle *, const char *);
-int	remove_pkg(struct xbps_handle *, const char *, bool);
+int	remove_pkg(struct xbps_handle *, const char *, size_t, bool);
-int	remove_pkg_orphans(struct xbps_handle *, bool, bool);
+int	remove_pkg_orphans(struct xbps_handle *, size_t, bool, bool);
-int	dist_upgrade(struct xbps_handle *, bool, bool, bool);
+int	dist_upgrade(struct xbps_handle *, size_t, bool, bool, bool);
-int	exec_transaction(struct xbps_handle *, bool, bool, bool);
+int	exec_transaction(struct xbps_handle *, size_t, bool, bool, bool);
 
 /* from remove.c */
 int	remove_installed_pkgs(int, char **, bool, bool, bool, bool);
@@ -116,8 +117,9 @@ int	list_strings_sep_in_array(struct xbps_handle *,
 				  prop_object_t,
 				  void *,
 				  bool *);
-size_t	find_longest_pkgver(struct xbps_handle *, prop_object_t);
+size_t find_longest_pkgver(struct xbps_handle *, prop_object_t);
-void	print_package_line(const char *, bool);
+void	print_package_line(const char *, size_t, bool);
+size_t	get_maxcols(void);
 
 /* from list.c */
 int	list_pkgs_in_dict(struct xbps_handle *, prop_object_t, void *, bool *);

bin/xbps-bin/list.c

@@ -40,9 +40,9 @@ list_pkgs_in_dict(struct xbps_handle *xhp,
 {
 	struct list_pkgver_cb *lpc = arg;
 	const char *pkgver, *short_desc, *arch;
-	char *tmp = NULL;
+	char *tmp = NULL, *out = NULL;
 	pkg_state_t curstate;
-	size_t i = 0;
+	size_t i, len = 0;
 	bool chkarch;
 
 	(void)xhp;
@@ -78,7 +78,17 @@ list_pkgs_in_dict(struct xbps_handle *xhp,
 		tmp[i] = ' ';
 
 	tmp[i] = '\0';
-	printf("%s %s\n", tmp, short_desc);
+	len = strlen(tmp) + strlen(short_desc) + 1;
+	if (len > lpc->maxcols) {
+		out = malloc(lpc->maxcols);
+		assert(out);
+		snprintf(out, lpc->maxcols-2, "%s %s", tmp, short_desc);
+		strncat(out, "...", lpc->maxcols);
+		printf("%s\n", out);
+		free(out);
+	} else {
+		printf("%s %s\n", tmp, short_desc);
+	}
 	free(tmp);
 
 	return 0;

bin/xbps-bin/main.c

@@ -115,12 +115,14 @@ main(int argc, char **argv)
 	int i, c, flags, rv;
 	bool rsync, yes, reqby_force, force_rm_with_deps, recursive_rm;
 	bool reinstall, show_download_pkglist_url, dry_run;
+	size_t maxcols;
 
 	rootdir = cachedir = conffile = option = NULL;
 	flags = rv = 0;
 	reqby_force = rsync = yes = dry_run = force_rm_with_deps = false;
 	recursive_rm = reinstall = show_download_pkglist_url = false;
 
+
 	while ((c = getopt(argc, argv, "AC:c:dDFfhMno:Rr:SVvy")) != -1) {
 		switch (c) {
 		case 'A':
@@ -228,6 +230,8 @@ main(int argc, char **argv)
 	sigaction(SIGINT, &sa, NULL);
 	sigaction(SIGTERM, &sa, NULL);
 
+	maxcols = get_maxcols();
+
 	if (strcasecmp(argv[0], "list") == 0) {
 		/* Lists packages currently registered in database. */
 		if (argc < 1 || argc > 2)
@@ -258,6 +262,7 @@ main(int argc, char **argv)
 		 * Find the longest pkgver string to pretty print the output.
 		 */
 		lpc.pkgver_len = find_longest_pkgver(&xh, NULL);
+		lpc.maxcols = maxcols;
 		rv = xbps_pkgdb_foreach_cb(&xh, list_pkgs_in_dict, &lpc);
 		if (rv == ENOENT) {
 			printf("No packages currently registered.\n");
@@ -276,7 +281,8 @@ main(int argc, char **argv)
 			if ((rv = install_new_pkg(&xh, argv[i], reinstall)) != 0)
 				goto out;
 
-		rv = exec_transaction(&xh, yes, dry_run, show_download_pkglist_url);
+		rv = exec_transaction(&xh, maxcols, yes, dry_run,
+		    show_download_pkglist_url);
 
 	} else if (strcasecmp(argv[0], "update") == 0) {
 		/* Update an installed package. */
@@ -290,7 +296,8 @@ main(int argc, char **argv)
 			if ((rv = update_pkg(&xh, argv[i])) != 0)
 				goto out;
 
-		rv = exec_transaction(&xh, yes, dry_run, show_download_pkglist_url);
+		rv = exec_transaction(&xh, yes, maxcols, dry_run,
+		    show_download_pkglist_url);
 
 	} else if (strcasecmp(argv[0], "remove") == 0) {
 		/* Removes a package. */
@@ -298,7 +305,7 @@ main(int argc, char **argv)
 			usage(true);
 
 		for (i = 1; i < argc; i++) {
-			rv = remove_pkg(&xh, argv[i], recursive_rm);
+			rv = remove_pkg(&xh, argv[i], maxcols, recursive_rm);
 			if (rv == 0)
 				continue;
 			else if (rv != EEXIST)
@@ -310,7 +317,7 @@ main(int argc, char **argv)
 			rv = EINVAL;
 			goto out;
 		}
-		rv = exec_transaction(&xh, yes, dry_run, false);
+		rv = exec_transaction(&xh, maxcols, yes, dry_run, false);
 
 	} else if (strcasecmp(argv[0], "show") == 0) {
 		/* Shows info about an installed binary package. */
@@ -355,7 +362,8 @@ main(int argc, char **argv)
 		if (rsync && ((rv = xbps_rpool_sync(&xh, NULL)) != 0))
 			goto out;
 
-		rv = dist_upgrade(&xh, yes, dry_run, show_download_pkglist_url);
+		rv = dist_upgrade(&xh, maxcols, yes, dry_run,
+		    show_download_pkglist_url);
 
 	} else if (strcasecmp(argv[0], "show-orphans") == 0) {
 		/*
@@ -377,7 +385,7 @@ main(int argc, char **argv)
 		if (argc != 1)
 			usage(true);
 
-		rv = remove_pkg_orphans(&xh, yes, dry_run);
+		rv = remove_pkg_orphans(&xh, maxcols, yes, dry_run);
 
 	} else if (strcasecmp(argv[0], "reconfigure") == 0) {
 		/*

bin/xbps-bin/transaction.c

@@ -135,7 +135,7 @@ show_binpkgs_url(struct xbps_handle *xhp, prop_object_iterator_t iter)
 }
 
 static void
-show_package_list(prop_object_iterator_t iter, const char *match)
+show_package_list(prop_object_iterator_t iter, const char *match, size_t cols)
 {
 	prop_object_t obj;
 	const char *pkgver, *tract;
@@ -145,14 +145,14 @@ show_package_list(prop_object_iterator_t iter, const char *match)
 		prop_dictionary_get_cstring_nocopy(obj, "transaction", &tract);
 		if (strcmp(match, tract))
 			continue;
-		print_package_line(pkgver, false);
+		print_package_line(pkgver, cols, false);
 	}
 	prop_object_iterator_reset(iter);
-	print_package_line(NULL, true);
+	print_package_line(NULL, cols, true);
 }
 
 static int
-show_transaction_sizes(struct transaction *trans)
+show_transaction_sizes(struct transaction *trans, size_t cols)
 {
 	uint64_t dlsize = 0, instsize = 0, rmsize = 0;
 	char size[8];
@@ -164,28 +164,28 @@ show_transaction_sizes(struct transaction *trans)
 	    &trans->inst_pkgcnt)) {
 		printf("%u package%s will be installed:\n",
 		    trans->inst_pkgcnt, trans->inst_pkgcnt == 1 ? "" : "s");
-		show_package_list(trans->iter, "install");
+		show_package_list(trans->iter, "install", cols);
 		printf("\n");
 	}
 	if (prop_dictionary_get_uint32(trans->d, "total-update-pkgs",
 	    &trans->up_pkgcnt)) {
 		printf("%u package%s will be updated:\n",
 		    trans->up_pkgcnt, trans->up_pkgcnt == 1 ? "" : "s");
-		show_package_list(trans->iter, "update");
+		show_package_list(trans->iter, "update", cols);
 		printf("\n");
 	}
 	if (prop_dictionary_get_uint32(trans->d, "total-configure-pkgs",
 	    &trans->cf_pkgcnt)) {
 		printf("%u package%s will be configured:\n",
 		    trans->cf_pkgcnt, trans->cf_pkgcnt == 1 ? "" : "s");
-		show_package_list(trans->iter, "configure");
+		show_package_list(trans->iter, "configure", cols);
 		printf("\n");
 	}
 	if (prop_dictionary_get_uint32(trans->d, "total-remove-pkgs",
 	    &trans->rm_pkgcnt)) {
 		printf("%u package%s will be removed:\n",
 		    trans->rm_pkgcnt, trans->rm_pkgcnt == 1 ? "" : "s");
-		show_package_list(trans->iter, "remove");
+		show_package_list(trans->iter, "remove", cols);
 		printf("\n");
 	}
 	/*
@@ -227,6 +227,7 @@ show_transaction_sizes(struct transaction *trans)
 
 int
 dist_upgrade(struct xbps_handle *xhp,
+	     size_t cols,
 	     bool yes,
 	     bool dry_run,
 	     bool show_download_pkglist_url)
@@ -254,11 +255,12 @@ dist_upgrade(struct xbps_handle *xhp,
 			return -1;
 		}
 	}
-	return exec_transaction(xhp, yes, dry_run, show_download_pkglist_url);
+	return exec_transaction(xhp, cols, yes, dry_run,
+	    show_download_pkglist_url);
 }
 
 int
-remove_pkg_orphans(struct xbps_handle *xhp, bool yes, bool dry_run)
+remove_pkg_orphans(struct xbps_handle *xhp, size_t cols, bool yes, bool dry_run)
 {
 	int rv;
 
@@ -272,7 +274,7 @@ remove_pkg_orphans(struct xbps_handle *xhp, bool yes, bool dry_run)
 			return rv;
 		}
 	}
-	return exec_transaction(xhp, yes, dry_run, false);
+	return exec_transaction(xhp, cols, yes, dry_run, false);
 }
 
 int
@@ -323,7 +325,8 @@ update_pkg(struct xbps_handle *xhp, const char *pkgname)
 }
 
 int
-remove_pkg(struct xbps_handle *xhp, const char *pkgname, bool recursive)
+remove_pkg(struct xbps_handle *xhp, const char *pkgname, size_t cols,
+		bool recursive)
 {
 	prop_dictionary_t pkgd;
 	prop_array_t reqby;
@@ -342,10 +345,10 @@ remove_pkg(struct xbps_handle *xhp, const char *pkgname, bool recursive)
 		    prop_array_count(reqby) > 1 ? "S" : "");
 		for (x = 0; x < prop_array_count(reqby); x++) {
 			prop_array_get_cstring_nocopy(reqby, x, &pkgver);
-			print_package_line(pkgver, false);
+			print_package_line(pkgver, cols, false);
 		}
 		printf("\n\n");
-		print_package_line(NULL, true);
+		print_package_line(NULL, cols, true);
 		return rv;
 	} else if (rv == ENOENT) {
 		printf("Package `%s' is not currently installed.\n", pkgname);
@@ -361,6 +364,7 @@ remove_pkg(struct xbps_handle *xhp, const char *pkgname, bool recursive)
 
 int
 exec_transaction(struct xbps_handle *xhp,
+		 size_t maxcols,
 		 bool yes,
 		 bool dry_run,
 		 bool show_download_urls)
@@ -419,7 +423,7 @@ exec_transaction(struct xbps_handle *xhp,
 	/*
 	 * Show download/installed size for the transaction.
 	 */
-	if ((rv = show_transaction_sizes(trans)) != 0)
+	if ((rv = show_transaction_sizes(trans, maxcols)) != 0)
 		goto out;
 	/*
 	 * Ask interactively (if -y not set).

bin/xbps-bin/util.c

@@ -216,18 +216,22 @@ list_strings_sep_in_array(struct xbps_handle *xhp,
 	return 0;
 }
 
+size_t
+get_maxcols(void)
+{
+	struct winsize ws;
+
+	if (ioctl(1, TIOCGWINSZ, &ws) == 0)
+		return ws.ws_col;
+
+	return 80;
+}
+
 void
-print_package_line(const char *str, bool reset)
+print_package_line(const char *str, size_t maxcols, bool reset)
 {
 	static size_t cols;
 	static bool first;
-	struct winsize ws;
-	size_t maxcols;
-
-	if (ioctl(1, TIOCGWINSZ, &ws) == 0)
-		maxcols = ws.ws_col;
-	else
-		maxcols = 80;
 
 	if (reset) {
 		cols = 0;

bin/xbps-repo/defs.h

@@ -32,6 +32,7 @@ struct repo_search_data {
 	int npatterns;
 	char **patterns;
 	size_t pkgver_len;
+	size_t maxcols;
 };
 
 /* From common.c */

bin/xbps-repo/list.c

@@ -50,11 +50,10 @@ repo_pkg_list_cb(struct xbps_handle *xhp,
 	lpc.check_state = false;
 	lpc.state = 0;
 	lpc.pkgver_len = find_longest_pkgver(xhp, rpi->repo);
-
+	lpc.maxcols = get_maxcols();
-	if (arg == NULL)
-		printf("From %s repository ...\n", rpi->uri);
 
 	(void)xbps_callback_array_iter(xhp, rpi->repo, list_pkgs_in_dict, &lpc);
+
 	return 0;
 }
 
@@ -83,9 +82,10 @@ repo_search_pkgs_cb(struct xbps_handle *xhp,
 	struct repo_search_data *rsd = arg;
 	(void)done;
 
+	rsd->maxcols = get_maxcols();
 	rsd->pkgver_len = find_longest_pkgver(xhp, rpi->repo);
 
-	printf("From %s repository ...\n", rpi->uri);
 	(void)xbps_callback_array_iter(xhp, rpi->repo, show_pkg_namedesc, rsd);
+
 	return 0;
 }

bin/xbps-repo/show.c

@@ -100,9 +100,9 @@ show_pkg_namedesc(struct xbps_handle *xhp,
 		  bool *loop_done)
 {
 	struct repo_search_data *rsd = arg;
-	const char *pkgver, *pkgname, *desc, *arch;
+	const char *pkgver, *pkgname, *desc, *arch, *inststr;
-	char *tmp = NULL;
+	char *tmp = NULL, *out = NULL;
-	size_t i, x;
+	size_t i, x, len;
 
 	(void)xhp;
 	(void)loop_done;
@@ -129,11 +129,22 @@ show_pkg_namedesc(struct xbps_handle *xhp,
 
 			tmp[x] = '\0';
 			if (xbps_pkgdb_get_pkgd_by_pkgver(xhp, pkgver))
-				printf(" * ");
+				inststr = "[*] ";
 			else
-				printf("   ");
+				inststr = "[ ] ";
-			printf("%s %s\n", tmp, desc);
+
-			free(tmp);
+			len = strlen(inststr) + strlen(tmp) + strlen(desc) + 1;
+			if (len > rsd->maxcols) {
+				out = malloc(rsd->maxcols);
+				assert(out);
+				snprintf(out, rsd->maxcols-2, "%s%s %s",
+				    inststr, tmp, desc);
+				strncat(out, "...", rsd->maxcols);
+				printf("%s\n", out);
+				free(out);
+			} else {
+				printf("%s%s %s\n", inststr, tmp, desc);
+			}
 		}
 	}