Use pkg-config for glew linking (#219)

* Use monomer.cabal with correct bounds for text-show

* Use pkg-config for glew linking

* Use correct pkg-config-dependencies field (as defined in hpack)

monomer.cabal

@@ -158,6 +158,8 @@ library
       cbits/dpi.c
       cbits/fontmanager.c
       cbits/glew.c
+  pkgconfig-depends:
+      glew
   build-tools:
       c2hs
   build-depends:
@@ -181,18 +183,18 @@ library
     , sdl2 >=2.5.0 && <2.6
     , stm ==2.5.*
     , text >=1.2 && <2.1
-    , text-show >=3.7 && <3.10
+    , text-show >=3.7 && <3.12
     , time >=1.8 && <1.16
     , transformers >=0.5 && <0.7
     , vector >=0.12 && <0.14
     , wreq >=0.5.2 && <0.6
+  default-language: Haskell2010
   if os(windows)
     extra-libraries:
         glew32
   else
     extra-libraries:
         GLEW
-  default-language: Haskell2010
 
 executable books
   main-is: Main.hs
@@ -227,16 +229,16 @@ executable books
     , sdl2 >=2.5.0 && <2.6
     , stm ==2.5.*
     , text >=1.2 && <2.1
-    , text-show >=3.7 && <3.10
+    , text-show >=3.7 && <3.12
     , time >=1.8 && <1.16
     , transformers >=0.5 && <0.7
     , vector >=0.12 && <0.14
     , wreq >=0.5.2 && <0.6
+  default-language: Haskell2010
   if flag(examples)
     buildable: True
   else
     buildable: False
-  default-language: Haskell2010
 
 executable dev-test-app
   main-is: Main.hs
@@ -269,7 +271,7 @@ executable dev-test-app
     , sdl2 >=2.5.0 && <2.6
     , stm ==2.5.*
     , text >=1.2 && <2.1
-    , text-show >=3.7 && <3.10
+    , text-show >=3.7 && <3.12
     , time >=1.8 && <1.16
     , transformers >=0.5 && <0.7
     , vector >=0.12 && <0.14
@@ -311,16 +313,16 @@ executable generative
     , sdl2 >=2.5.0 && <2.6
     , stm ==2.5.*
     , text >=1.2 && <2.1
-    , text-show >=3.7 && <3.10
+    , text-show >=3.7 && <3.12
     , time >=1.8 && <1.16
     , transformers >=0.5 && <0.7
     , vector >=0.12 && <0.14
     , wreq >=0.5.2 && <0.6
+  default-language: Haskell2010
   if flag(examples)
     buildable: True
   else
     buildable: False
-  default-language: Haskell2010
 
 executable opengl
   main-is: Main.hs
@@ -355,16 +357,16 @@ executable opengl
     , sdl2 >=2.5.0 && <2.6
     , stm ==2.5.*
     , text >=1.2 && <2.1
-    , text-show >=3.7 && <3.10
+    , text-show >=3.7 && <3.12
     , time >=1.8 && <1.16
     , transformers >=0.5 && <0.7
     , vector >=0.12 && <0.14
     , wreq >=0.5.2 && <0.6
+  default-language: Haskell2010
   if flag(examples)
     buildable: True
   else
     buildable: False
-  default-language: Haskell2010
 
 executable ticker
   main-is: Main.hs
@@ -400,18 +402,18 @@ executable ticker
     , sdl2 >=2.5.0 && <2.6
     , stm ==2.5.*
     , text >=1.2 && <2.1
-    , text-show >=3.7 && <3.10
+    , text-show >=3.7 && <3.12
     , time >=1.8 && <1.16
     , transformers >=0.5 && <0.7
     , vector >=0.12 && <0.14
     , websockets ==0.12.*
     , wreq >=0.5.2 && <0.6
     , wuss >=1.1 && <2.3
+  default-language: Haskell2010
   if flag(examples)
     buildable: True
   else
     buildable: False
-  default-language: Haskell2010
 
 executable todo
   main-is: Main.hs
@@ -445,16 +447,16 @@ executable todo
     , sdl2 >=2.5.0 && <2.6
     , stm ==2.5.*
     , text >=1.2 && <2.1
-    , text-show >=3.7 && <3.10
+    , text-show >=3.7 && <3.12
     , time >=1.8 && <1.16
     , transformers >=0.5 && <0.7
     , vector >=0.12 && <0.14
     , wreq >=0.5.2 && <0.6
+  default-language: Haskell2010
   if flag(examples)
     buildable: True
   else
     buildable: False
-  default-language: Haskell2010
 
 executable tutorial
   main-is: Main.hs
@@ -496,16 +498,16 @@ executable tutorial
     , sdl2 >=2.5.0 && <2.6
     , stm ==2.5.*
     , text >=1.2 && <2.1
-    , text-show >=3.7 && <3.10
+    , text-show >=3.7 && <3.12
     , time >=1.8 && <1.16
     , transformers >=0.5 && <0.7
     , vector >=0.12 && <0.14
     , wreq >=0.5.2 && <0.6
+  default-language: Haskell2010
   if flag(examples)
     buildable: True
   else
     buildable: False
-  default-language: Haskell2010
 
 test-suite monomer-test
   type: exitcode-stdio-1.0
@@ -589,7 +591,7 @@ test-suite monomer-test
     , sdl2 >=2.5.0 && <2.6
     , stm ==2.5.*
     , text >=1.2 && <2.1
-    , text-show >=3.7 && <3.10
+    , text-show >=3.7 && <3.12
     , time >=1.8 && <1.16
     , transformers >=0.5 && <0.7
     , vector >=0.12 && <0.14

package.yaml

@@ -71,6 +71,7 @@ library:
     - -fPIC
   ghc-options:
     - -fwarn-incomplete-patterns
+  pkg-config-dependencies: glew
   when:
     - condition: os(windows)
       then: