zathura-girara-git python-docutils optional dependency support patch

zatgir_rst2man.diff

--- PKGBUILD	2012-01-29 12:14:48.000000000 +0100
+++ PKGBUILD_20120202_164637	2012-02-02 16:49:36.620003579 +0100
@@ -1,7 +1,7 @@
 #Contributor: karnath <karnathtorjian@gmail.com>
 pkgname=zathura-girara-git
 pkgver=20111211
-pkgrel=3
+pkgrel=4
 pkgdesc="Vim like document viewer"
 arch=('i686' 'x86_64')
 url="https://pwmt.org/projects/zathura/"
@@ -12,6 +12,7 @@
 'zathura-pdf-mupdf: PDF support by using mupdf'
 'zathura-djvu: djvu support by using djvulibre'
 'zathura-ps: PostSctipt support by using libspectre'
+'python-docutils: used to generate the configuration manual'
 )
 makedepends=('git')
 install=zathura.install
@@ -44,7 +45,7 @@
   cd ${srcdir}/$_gitname-build/ || return 1
 
   make DESTDIR="$pkgdir" install || return 1
-  install -D -m664 zathurarc.5.rst "$pkgdir/usr/share/doc/$pkgname/zathurarc.5.rst"
+  pacman -Qi python-docutils > /dev/null 2>&1 || install -D -m664 zathurarc.5.rst "$pkgdir/usr/share/doc/$pkgname/zathurarc.5.rst"
   install -D -m664 LICENSE "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
 }