Remove PackagesOnHold from xbps.conf; use xbps-pkgdb -m hold|unhold instead.

To put a package on hold mode:
	$ xbps-pkgdb -m hold foo

To unhold the package:
	$ xbps-pkgdb -m unhold foo

To list packages on hold mode:
	$ xbps-query -H

This also close #12 from github.

bin/xbps-query/defs.h

@@ -61,6 +61,7 @@ unsigned int	find_longest_pkgver(struct xbps_handle *, xbps_object_t);
 
 int	list_pkgs_in_dict(struct xbps_handle *, xbps_object_t, const char *, void *, bool *);
 int	list_manual_pkgs(struct xbps_handle *, xbps_object_t, const char *, void *, bool *);
+int	list_hold_pkgs(struct xbps_handle *, xbps_object_t, const char *, void *, bool *);
 int	list_orphans(struct xbps_handle *);
 int	list_pkgs_pkgdb(struct xbps_handle *);
 

bin/xbps-query/list.c

@@ -116,6 +116,24 @@ list_manual_pkgs(struct xbps_handle *xhp,
 	return 0;
 }
 
+int
+list_hold_pkgs(struct xbps_handle *xhp, xbps_object_t obj,
+	       const char *key, void *arg, bool *loop_done)
+{
+	const char *pkgver;
+
+	(void)xhp;
+	(void)key;
+	(void)arg;
+	(void)loop_done;
+
+	if (xbps_dictionary_get(obj, "hold")) {
+		xbps_dictionary_get_cstring_nocopy(obj, "pkgver", &pkgver);
+		printf("%s\n", pkgver);
+	}
+
+	return 0;
+}
 int
 list_orphans(struct xbps_handle *xhp)
 {

bin/xbps-query/main.c

@@ -50,6 +50,7 @@ usage(bool fail)
 	    "\nMODE [only one mode may be specified]\n"
 	    " -l --list-pkgs           List available packages\n"
 	    " -L --list-repos          List working repositories\n"
+	    " -H --list-hold-pkgs      List packages on hold state\n"
 	    " -m --list-manual-pkgs    List packages installed explicitly\n"
 	    " -O --list-orphans        List package orphans\n"
 	    " -o --ownedby PATTERN(s)  Search for packages owning PATTERN(s)\n"
@@ -65,7 +66,7 @@ usage(bool fail)
 int
 main(int argc, char **argv)
 {
-	const char *shortopts = "C:c:D:dfhLlmOop:Rr:sVvXx";
+	const char *shortopts = "C:c:D:dfhHLlmOop:Rr:sVvXx";
 	const struct option longopts[] = {
 		{ "config", required_argument, NULL, 'C' },
 		{ "cachedir", required_argument, NULL, 'c' },
@@ -74,6 +75,7 @@ main(int argc, char **argv)
 		{ "help", no_argument, NULL, 'h' },
 		{ "list-repos", no_argument, NULL, 'L' },
 		{ "list-pkgs", no_argument, NULL, 'l' },
+		{ "list-hold-pkgs", no_argument, NULL, 'H' },
 		{ "list-manual-pkgs", no_argument, NULL, 'm' },
 		{ "list-orphans", no_argument, NULL, 'O' },
 		{ "ownedby", no_argument, NULL, 'o' },
@@ -92,12 +94,12 @@ main(int argc, char **argv)
 	const char *rootdir, *cachedir, *conffile, *props, *defrepo;
 	int c, flags, rv, show_deps = 0;
 	bool list_pkgs, list_repos, orphans, own;
-	bool list_manual, show_prop, show_files, show_rdeps;
+	bool list_manual, list_hold, show_prop, show_files, show_rdeps;
 	bool show, search, repo_mode, opmode, fulldeptree;
 
 	rootdir = cachedir = conffile = defrepo = props = NULL;
 	flags = rv = c = 0;
-	list_pkgs = list_repos = orphans = search = own = false;
+	list_pkgs = list_repos = list_hold = orphans = search = own = false;
 	list_manual = show_prop = show_files = false;
 	show = show_rdeps = fulldeptree = false;
 	repo_mode = opmode = false;
@@ -119,6 +121,9 @@ main(int argc, char **argv)
 		case 'f':
 			show_files = opmode = true;
 			break;
+		case 'H':
+			list_hold = true;
+			break;
 		case 'h':
 			usage(false);
 			/* NOTREACHED */
@@ -195,6 +200,10 @@ main(int argc, char **argv)
 		/* list repositories */
 		rv = repo_list(&xh);
 
+	} else if (list_hold) {
+		/* list on hold pkgs */
+		rv = xbps_pkgdb_foreach_cb(&xh, list_hold_pkgs, NULL);
+
 	} else if (list_manual) {
 		/* list manual pkgs */
 		rv = xbps_pkgdb_foreach_cb(&xh, list_manual_pkgs, NULL);

bin/xbps-query/xbps-query.8

@@ -1,4 +1,4 @@
-.Dd July 26, 2013
+.Dd August 12, 2013
 .Os Void Linux
 .Dt xbps-query 8
 .Sh NAME
@@ -78,6 +78,8 @@ option is specified, the target
 will be queried in the root directory, otherwise it will be
 queried in registered repositories.
 .Bl -tag -width -x
+.If Fl H, Fl -list-hold-pkgs
+List packages that are put on hold, and won't be updated in full system upgrades.
 .It Fl l, Fl -list-pkgs
 Lists registered packages in the package database (pkgdb).
 A package can be in any of the following states: