increment pkgrel; fix make -j for nproc=1

1 files changed, 7 insertions, 3 deletions

diff --git a/PKGBUILD b/PKGBUILD
index acf0411f7e19..37243a7947b0 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -2,7 +2,7 @@
 
 pkgname=libbitcoin-consensus
 pkgver=3.2.0
-pkgrel=1
+pkgrel=2
 pkgdesc="Bitcoin Consensus Library"
 arch=('i686' 'x86_64')
 depends=('boost'
@@ -21,6 +21,10 @@ license=('AGPL3')
 source=($pkgname-$pkgver.tar.gz::https://codeload.github.com/libbitcoin/$pkgname/tar.gz/v$pkgver)
 sha256sums=('1e70f8c80a1a8089e5a5061310dab9fa069d1e3b221f442dc79545f130644da9')
 
+# half of available processing units or one if only one is available
+_nproc=$(($(nproc)/2))
+[[ ${_nproc} < 1 ]] && _nproc=1
+
 build() {
   cd "$srcdir/$pkgname-$pkgver"
 
@@ -34,14 +38,14 @@ build() {
     --sharedstatedir=/usr/share/libbitcoin-consensus \
     --localstatedir=/var/lib/libbitcoin-consensus \
     --with-gnu-ld
-  make -j$(($(nproc)/2))
+  make -j$_nproc
 }
 
 check() {
   cd "$srcdir/$pkgname-$pkgver"
 
   msg2 'Testing...'
-  make -j$(($(nproc)/2)) check
+  make -j$_nproc check
 }
 
 package() {