Update to 1.2.1, add pkgver function

PKGBUILD

@@ -4,11 +4,11 @@
 pkgname=libsearpc
 
 # The version number for the software
-pkgver=1.1.0 #Should match `grep "PACKAGE_VERSION" libsearpc/Makefile`
-_seafilever=2.0.8
+pkgver=1.2.1
+_seafilever=2.1.1
 
 #The release number for the arch package, as fixes are added to the PKGBUILD, the release number will increase
-pkgrel=9
+pkgrel=1
 
 # The description of the package, should be about 80 characters long (one line)
 pkgdesc="A simple and easy-to-use C language RPC framework (including both server side & client side) based on GObject System."
@@ -23,7 +23,7 @@ url="https://github.com/haiwen/libsearpc/"
 license=('GPLv3')
 
 # Packages that your software needs to run. If the dependancy requires a minimum version number use the >= operator
-depends=('glib2>=2.16.0' 'pacman>=4.1')
+depends=('glib2>=2.16.0' 'pacman>=4.1' 'jansson>=2.2.1')
 
 # Packages that must be installed to build the software, but at not necessary to run it
 makedepends=('python2-simplejson')
@@ -39,16 +39,22 @@ options=
 
 source=("https://github.com/haiwen/libsearpc/archive/v${_seafilever}.tar.gz"
 	"libsearpc.pc.patch")
-sha256sums=('dc876fcc1dbe03ddb6e1f7f27266def321178f5d7a1500999b1c896abee951d0'
+sha256sums=('c0e7cc812c642ebb1339c3701570e78ff5b8c8aa2a521e5a505e28d9666e89ec'
 	'aec39a303aaebc0777a22d8c53367f52f619654d63f62b362d75c1c599e632f4')
 
+pkgver() {
+	cd "$srcdir/$pkgname-$_seafilever"
+	grep "PACKAGE_VERSION" Makefile | sed 's/PACKAGE_VERSION.*=[ \t]\+\([0-9\.]\+\)[ \t]*/\1/g'
+}
+
 prepare () {
-	cd "$srcdir/libsearpc-$_seafilever"
+	pkgver
+	cd "$srcdir/$pkgname-$_seafilever"
 	patch -p1 -i $srcdir/libsearpc.pc.patch 
 }
 
 build () {
-	cd "$srcdir/libsearpc-$_seafilever"
+	cd "$srcdir/$pkgname-$_seafilever"
 	./autogen.sh
 	./configure --prefix=/usr PYTHON=/usr/bin/python2
 	make -j1
@@ -56,6 +62,6 @@ build () {
 
 package () {
 	#install library and header files
-	cd "$srcdir/libsearpc-$_seafilever"
+	cd "$srcdir/$pkgname-$_seafilever"
 	make DESTDIR="$pkgdir/" install
 }