Simplify build instructions for macOS (#83)

.travis.yml

@@ -11,7 +11,7 @@ matrix:
     - env: ARCH=--build-all-x64
 
 script:
-    - bash ./xcode-build.sh $ARCH
+    - bash ./macos-build.sh $ARCH
 
 deploy:
   provider: releases

Brewfile

@@ -0,0 +1,5 @@
+brew "cmake"
+brew "sdl2_mixer" 
+brew "sdl2_ttf" 
+brew "libsodium" 
+brew "pkg-config"

Brewfile-32bit.rb

@@ -0,0 +1,3 @@
+brew "automake"
+brew "autoconf" 
+brew "libtool"

README.md

@@ -46,12 +46,9 @@ Note: Be sure that your to select the command line Xcode if you have more then o
 ```
 $ sudo xcode-select --switch /Applications/Xcode.app
 ```
-Install the build tools using [Homebrew](https://brew.sh/):
-```
-brew install automake autoconf libtool
-```
 
-Also, verify that you don't have FreeType and HarfBuzz installed from Homebrew, which will cause build errors for SDL2_ttf:
+Verify that you don't have FreeType and HarfBuzz installed from
+[Homebrew](https://brew.sh/), which will cause build errors for SDL2_ttf:
 
 ```
 brew info freetype
@@ -67,15 +64,9 @@ brew uninstall --ignore-dependencies harfbuzz
 
 You can install FreeType and HarfBuzz from Homebrew again after devilutionX builds successfully.
 
-Get SDL2, SDL2_mixer, SDL2_ttf and Libsodium:
-```
-./xcode-build.sh --get-libs
-```
-### Compiling
+Now you can run the build script:
 ```
-./xcode-build.sh --build-libs
-./xcode-build.sh --build-project
-./xcode-build.sh --package
+./macos-build.sh --build-all-x86
 ```
 </details>
 <details><summary>Windows via MinGW</summary>
@@ -125,12 +116,10 @@ make -j$(nproc)
 </details>
 <details><summary>macOS</summary>
 
-Install the dependencies using [Homebrew](https://brew.sh/):
-```
-brew install cmake sdl2_mixer sdl2_ttf libsodium pkg-config
-```
-### Compiling
+Make sure you have [Homebrew](https://brew.sh/) installed, then run:
+
 ```
+brew bundle
 mkdir build
 cd build
 cmake ..

macos-build.sh

@@ -110,6 +110,7 @@ function set_working_dir() {
 }
 
 function build_all_x86 (){
+    brew bundle --file=Brewfile-32bit.rb
     set_working_dir
     get_libs
     decompress_libs
@@ -124,7 +125,7 @@ function build_all_x86 (){
 }
 
 function build_all_x64 (){
-    brew install sdl2 sdl2_mixer sdl2_ttf libsodium
+    brew bundle
     mkdir build
     cd build
     cmake ..