xbps-{bin,repo}: add -B flag to set default repo if xbps.conf not found.

(cherry picked from commit 75eac1a1426040a833e0b10e208f2e55fa359532)

NEWS

@@ -1,5 +1,8 @@
 xbps-0.17 (???):
 
+ * xbps-bin(8), xbps-repo(8): added a new flag -B to set default repository
+   to install packages, in case xbps.conf couldn't be found.
+
  * xbps-create(8): a new utility to create XBPS binary packages; package
    files must be installed to a directory prior to executing this utility.
 

bin/xbps-bin/main.c

@@ -47,6 +47,7 @@ usage(bool fail)
 	    "Usage: xbps-bin [options] target [arguments]\n\n"
 	    "[options]\n"
 	    " -A           Enable Automatic installation (shown as orphan)\n"
+	    " -B repo      Set <repo> as default repository if xbps.conf not found.\n"
 	    " -C file      Full path to configuration file\n"
 	    " -c cachedir  Full path to cachedir, to store downloaded binpkgs\n"
 	    " -d           Debug mode shown to stderr\n"
@@ -111,23 +112,26 @@ main(int argc, char **argv)
 	struct xferstat xfer;
 	struct list_pkgver_cb lpc;
 	struct sigaction sa;
-	const char *rootdir, *cachedir, *conffile, *option;
+	const char *rootdir, *cachedir, *conffile, *option, *defrepo;
 	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;
+	rootdir = cachedir = conffile = option = defrepo = 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) {
+	while ((c = getopt(argc, argv, "AB:C:c:dDFfhMno:Rr:SVvy")) != -1) {
 		switch (c) {
 		case 'A':
 			flags |= XBPS_FLAG_INSTALL_AUTO;
 			break;
+		case 'B':
+			defrepo = optarg;
+			break;
 		case 'C':
 			conffile = optarg;
 			break;
@@ -210,6 +214,7 @@ main(int argc, char **argv)
 	xh.cachedir = cachedir;
 	xh.conffile = conffile;
 	xh.flags = flags;
+	xh.repository = defrepo;
 	if (flags & XBPS_FLAG_VERBOSE)
 		xh.unpack_cb = unpack_progress_cb_verbose;
 	else

bin/xbps-bin/xbps-bin.8

@@ -1,4 +1,4 @@
-.Dd June 5, 2012
+.Dd September 24, 2012
 .Os Void GNU/Linux
 .Dt xbps-bin 8
 .Sh NAME
@@ -36,6 +36,9 @@ and
 .Em update
 targets.
 Targetted packages and its required dependencies will be matched.
+.It Fl B Ar repository
+If a configuration file cannot be found, this repository will be used as
+as primary source to install packages.
 .It Fl C Ar conffile
 Full path to the XBPS configuration file. By default set to
 .Pa /etc/xbps/xbps.conf .

bin/xbps-repo/main.c

@@ -44,6 +44,7 @@ usage(bool fail)
 	fprintf(stdout,
 	    "Usage: xbps-repo [options] target [arguments]\n\n"
 	    "[options]\n"
+	    " -B repo      Set <repo> as default repository if xbps.conf not found.\n"
 	    " -C file      Full path to configuration file\n"
 	    " -c cachedir  Full path to cachedir to store downloaded binpkgs\n"
 	    " -d           Debug mode shown to stderr\n"
@@ -92,13 +93,16 @@ main(int argc, char **argv)
 	struct xferstat xfer;
 	struct repo_search_data rsd;
 	prop_dictionary_t pkgd;
-	const char *rootdir, *cachedir, *conffile, *option;
+	const char *rootdir, *cachedir, *conffile, *option, *defrepo;
 	int flags = 0, c, rv = 0;
 
-	rootdir = cachedir = conffile = option = NULL;
+	rootdir = cachedir = conffile = option = defrepo = NULL;
 
-	while ((c = getopt(argc, argv, "C:c:dho:r:V")) != -1) {
+	while ((c = getopt(argc, argv, "B:C:c:dho:r:V")) != -1) {
 		switch (c) {
+		case 'B':
+			defrepo = optarg;
+			break;
 		case 'C':
 			conffile = optarg;
 			break;
@@ -144,6 +148,7 @@ main(int argc, char **argv)
 	xh.rootdir = rootdir;
 	xh.cachedir = cachedir;
 	xh.conffile = conffile;
+	xh.repository = defrepo;
 
 	if ((rv = xbps_init(&xh)) != 0) {
 		xbps_error_printf("xbps-repo: couldn't initialize library: %s\n",

bin/xbps-repo/xbps-repo.8

@@ -1,4 +1,4 @@
-.Dd July 31, 2012
+.Dd September 24, 2012
 .Os Void GNU/Linux
 .Dt xbps-repo 8
 .Sh NAME
@@ -18,6 +18,9 @@ repositories, list repositories, search for packages and show information
 of a binary package in repository pool, among other things.
 .Sh OPTIONS
 .Bl -tag -width Fl
+.It Fl B Ar repository
+If a configuration file cannot be found, this repository will be used as
+as primary source to install packages.
 .It Fl C Ar conffile
 Full path to the XBPS configuration file. By default set to
 .Pa /etc/xbps/xbps.conf .

configure

@@ -444,7 +444,7 @@ int main(void) {
 	return 0;
 }
 EOF
-if $XCC -lprop _$func.c -o _$func 2>/dev/null; then
+if ! $XCC -lprop _$func.c -o _$func 2>/dev/null; then
 	PROPLIB=yes
 	echo "USE_EXTERNAL_PROPLIB =	1" >>$CONFIG_MK
 	echo "LDFLAGS +=	-lz -lpthread -lprop" >>$CONFIG_MK

include/xbps_api.h

@@ -528,6 +528,13 @@ struct xbps_handle {
 	char *cachedir_priv;
 	char *metadir_priv;
 	char *un_machine;
+	/*
+	 * @var repository
+	 *
+	 * Default repository to be used if a configuration file
+	 * couldn't be found.
+	 */
+	const char *repository;
 	/**
 	 * @var conffile
 	 *

lib/initend.c

@@ -131,15 +131,25 @@ xbps_init(struct xbps_handle *xhp)
 
 	if ((rv = cfg_parse(xhp->cfg, xhp->conffile)) != CFG_SUCCESS) {
 		if (rv == CFG_FILE_ERROR) {
-			if (errno != ENOENT) {
 			/*
 			 * Don't error out if config file not found.
-				 * We'll use defaults without any repo or
+			 * If a default repository is set, use it; otherwise
-				 * virtual packages.
+			 * use defaults (no repos and no virtual packages).
 			 */
+			if (errno != ENOENT)
 				return rv;
-			}
+
 			xhp->conffile = NULL;
+			if (xhp->repository) {
+				char *buf;
+
+				buf = xbps_xasprintf("repositories = { %s }",
+				    xhp->repository);
+				assert(buf);
+				if ((rv = cfg_parse_buf(xhp->cfg, buf)) != 0)
+					return rv;
+				free(buf);
+			}
 		} else if (rv == CFG_PARSE_ERROR) {
 			/*
 			 * Parser error from configuration file.