From d07d3a72c91bf932420d1be85492398a12db733b Mon Sep 17 00:00:00 2001
From: Juan RP <xtraeme@voidlinux.eu>
Date: Thu, 16 Apr 2015 08:38:32 +0200
Subject: [PATCH] xbps-src: new target: show-avail and returns 0 if pkg can be
 built.

---
 common/xbps-src/shutils/show.sh | 5 ++++-
 xbps-src                        | 8 ++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/common/xbps-src/shutils/show.sh b/common/xbps-src/shutils/show.sh
index 33ab46e8a97..ee89c83f997 100644
--- a/common/xbps-src/shutils/show.sh
+++ b/common/xbps-src/shutils/show.sh
@@ -47,10 +47,13 @@ show_pkg_files() {
     [ -d ${PKGDESTDIR} ] && find ${PKGDESTDIR} -print
 }
 
+show_avail() {
+    check_pkg_arch "$XBPS_CROSS_BUILD" 2>/dev/null
+}
+
 show_pkg_build_deps() {
     local f x _pkgname _dep found result
 
-    check_pkg_arch "$XBPS_CROSS_BUILD"
     setup_pkg_depends
 
     result=$(mktemp || exit 1)
diff --git a/xbps-src b/xbps-src
index f47ae88cddc..f66634ea232 100755
--- a/xbps-src
+++ b/xbps-src
@@ -61,6 +61,10 @@ remove-autodeps
 show <pkgname>
     Show information for the specified package.
 
+show-avail <pkgname>
+    Returns 0 if package can be built for the given architecture,
+    any other error otherwise.
+
 show-build-deps <pkgname>
     Show required build dependencies for <pkgname>.
 
@@ -637,6 +641,10 @@ case "$XBPS_TARGET" in
         read_pkg
         show_pkg
         ;;
+    show-avail)
+        read_pkg
+        show_avail
+        ;;
     show-files)
         read_pkg
         show_pkg_files