Add pkg-config file

.github/workflows/test.yml

@@ -32,6 +32,7 @@ jobs:
           create-args: >-
             make
             cmake
+            pkg-config
             fortran-compiler
 
       - name: Make cmake build directory
@@ -42,14 +43,15 @@ jobs:
         run: |
           cmake .. -DCMAKE_INSTALL_PREFIX=$CONDA_PREFIX -DCMAKE_BUILD_TYPE=Release
 
-      - name: Build
+      - name: Build and install
         working-directory: ${{ github.workspace }}/build
         run: cmake --build . --target install --config Release
 
       - name: Test
         run: |
           test -f $CONDA_PREFIX/include/bmif_$BMI_VERSION.mod
           test -s $CONDA_PREFIX/lib/libbmif.a
+          pkg-config --exists --print-errors bmif
 
       - name: Test (Linux)
         if: matrix.os == 'ubuntu-latest'
@@ -78,6 +80,7 @@ jobs:
           environment-name: testing
           create-args: >-
             cmake
+            pkg-config
             cxx-compiler
           init-shell: >-
             powershell
@@ -98,6 +101,7 @@ jobs:
           Test-Path -Path ${{ env.LIBRARY_PREFIX }}\lib\libbmif_win.dll.a
           Test-Path -Path ${{ env.LIBRARY_PREFIX }}\bin\libbmif_win.dll
           Test-Path -Path ${{ env.LIBRARY_PREFIX }}\include\bmif_${{ env.BMI_VERSION }}.mod
+          pkg-config --exists --print-errors bmif
 
       - name: Test (for machines)
         working-directory: ${{ github.workspace }}/build
@@ -106,3 +110,4 @@ jobs:
           if ( -not ( Test-Path -Path ${{ env.LIBRARY_PREFIX }}\lib\libbmif_win.dll.a ) ){ exit 1 }
           if ( -not ( Test-Path -Path ${{ env.LIBRARY_PREFIX }}\bin\libbmif_win.dll ) ){ exit 1 }
           if ( -not ( Test-Path -Path ${{ env.LIBRARY_PREFIX }}\include\bmif_${{ env.BMI_VERSION }}.mod ) ){ exit 1 }
+          if ( -not ( Test-Path -Path ${{ env.LIBRARY_PREFIX }}\lib\pkgconfig\bmif.pc ) ){ exit 1 }

CMakeLists.txt

@@ -12,6 +12,12 @@ include(GNUInstallDirs)
 set(mod_name "${CMAKE_PROJECT_NAME}_\
 ${CMAKE_PROJECT_VERSION_MAJOR}_${CMAKE_PROJECT_VERSION_MINOR}")
 
+configure_file(
+  ${CMAKE_SOURCE_DIR}/${CMAKE_PROJECT_NAME}.pc.cmake
+  ${CMAKE_BINARY_DIR}/${CMAKE_PROJECT_NAME}.pc
+  @ONLY
+)
+
 # Create static and shared libraries.
 set(static_lib ${CMAKE_PROJECT_NAME}_static)
 set(shared_lib ${CMAKE_PROJECT_NAME}_shared)
@@ -49,3 +55,7 @@ install(
   RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
   PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
 )
+install(
+  FILES ${CMAKE_BINARY_DIR}/${CMAKE_PROJECT_NAME}.pc
+  DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig
+)

README.md

@@ -18,6 +18,7 @@ Instructions are given below.
 **Prerequisites:**
 * A Fortran compiler
 * CMake or [Fortran Package Manager](https://fpm.fortran-lang.org/)
+* pkg-config
 
 Alternately,
 [conda binaries](https://anaconda.org/conda-forge/bmi-fortran)
@@ -52,7 +53,9 @@ The installation will look (on Linux) like:
 |   `-- bmif_2_0.mod
 `-- lib
     |-- libbmif.so -> libbmif.so.2.0
-    `-- libbmif.so.2.0
+    |-- libbmif.so.2.0
+    `-- pkgconfig
+        `-- bmif.pc
 ```
 
 ### CMake - Windows

bmif.pc.cmake

@@ -0,0 +1,11 @@
+prefix=@CMAKE_INSTALL_PREFIX@
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: bmi-fortran
+Description: The Basic Model Interface for Fortran
+URL: https://bmi.readthedocs.io
+Version: @CMAKE_PROJECT_VERSION_MAJOR@.@CMAKE_PROJECT_VERSION_MINOR@
+Libs: -L${libdir} -l@CMAKE_PROJECT_NAME@
+Cflags: -I${includedir}