Add pkg-config dep for ArchLinux

Without this package, I get this error:

```
   Compiling servo-freetype-sys v2.4.11
Build failed, waiting for other jobs to finish...
error: failed to run custom build command for `dbus v0.3.3`
Process didn't exit successfully: `/dsk/src/servo/target/release/build/dbus-7f7af798babde0c1/build-script-build` (exit code: 101)
--- stderr
thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: "Failed to run `\"pkg-config\" \"--libs\" \"--cflags\" \"dbus-1\"`: No such file or directory (os error 2)"', ../src/libcore/result.rs:785
note: Run with `RUST_BACKTRACE=1` for a backtrace.

[Warning] Could not generate notification! Optional Python module 'dbus' is not installed.
Build completed in 0:05:27
```
This commit is contained in:
Campbell Barton 2016-06-19 20:38:49 +10:00 committed by GitHub
parent 2cea4187fc
commit 6b60d7cf40

View file

@ -60,7 +60,7 @@ sudo dnf install curl freeglut-devel libtool gcc-c++ libXi-devel \
On Arch Linux:
``` sh
sudo pacman -S --needed base-devel git python2 python2-virtualenv python2-pip mesa cmake bzip2 libxmu glu
sudo pacman -S --needed base-devel git python2 python2-virtualenv python2-pip mesa cmake bzip2 libxmu glu pkg-config
```
On Gentoo Linux: