Provide BLAS, LAPACK backends and interfaces

.github/workflows/fpm-deployment.yml

@@ -31,9 +31,9 @@ jobs:
         --slave /usr/bin/gcov gcov /usr/bin/gcov-${{ env.GCC_V }}
 
     - name: Install fpm latest release
-      uses: fortran-lang/setup-fpm@v3
+      uses: fortran-lang/setup-fpm@v5
       with:
-        fpm-version: 'v0.4.0'
+        fpm-version: 'v0.10.0'
 
     - name: Run fpm test ⚙
       run: |

ci/fpm-deployment.sh

@@ -11,6 +11,7 @@ fypp="${FYPP:-$(which fypp)}"
 # Arguments for the fypp preprocessor
 maxrank=4
 fyflags="${FYFLAGS:--DMAXRANK=$maxrank}"
+fyflags="${fyflags} -DFPM_DEPLOYMENT=True"
 
 # Number of parallel jobs for preprocessing
 if [ $(uname) = "Darwin" ]; then

ci/fpm.toml

@@ -8,3 +8,6 @@ copyright = "2019-2021 stdlib contributors"
 [dev-dependencies]
 test-drive.git = "https://github.com/fortran-lang/test-drive"
 test-drive.tag = "v0.4.0"
+
+[preprocess]
+[preprocess.cpp]

cmake/stdlib.cmake

@@ -40,3 +40,10 @@ function (fypp_f90 fyppopts fyppfiles f90files)
   preprocess("${FYPP}" "${fyppopts}" "fypp" "f90" "${fyppfiles}" _f90files)
   set(${f90files} ${_f90files} PARENT_SCOPE)
 endfunction()
+
+# For fortran sources that contain C preprocessor flags: create ".F90" files 
+function (fypp_f90pp fyppopts fyppfiles F90files)
+  preprocess("${FYPP}" "${fyppopts}" "fypp" "F90" "${fyppfiles}" _F90files)
+  set(${F90files} ${_F90files} PARENT_SCOPE)
+endfunction()
+

include/common.fypp

@@ -87,7 +87,6 @@
 #! Whether Fortran 90 compatible code should be generated
 #:set VERSION90 = defined('VERSION90')
 
-
 #! Ranks to be generated when templates are created
 #:if not defined('MAXRANK')
   #:if VERSION90

src/CMakeLists.txt

@@ -64,8 +64,29 @@ set(fppFiles
     stdlib_version.fypp
 )
 
+# Preprocessed files to contain preprocessor directives -> .F90 
+set(cppFiles
+    stdlib_linalg_constants.fypp
+    stdlib_linalg_blas.fypp
+    stdlib_linalg_blas_aux.fypp
+    stdlib_linalg_blas_s.fypp
+    stdlib_linalg_blas_d.fypp
+    stdlib_linalg_blas_q.fypp
+    stdlib_linalg_blas_c.fypp
+    stdlib_linalg_blas_z.fypp
+    stdlib_linalg_blas_w.fypp
+    stdlib_linalg_lapack.fypp
+    stdlib_linalg_lapack_aux.fypp
+    stdlib_linalg_lapack_s.fypp
+    stdlib_linalg_lapack_d.fypp
+    stdlib_linalg_lapack_q.fypp
+    stdlib_linalg_lapack_c.fypp
+    stdlib_linalg_lapack_z.fypp
+    stdlib_linalg_lapack_w.fypp
+)
 
 fypp_f90("${fyppFlags}" "${fppFiles}" outFiles)
+fypp_f90pp("${fyppFlags}" "${cppFiles}" outPreprocFiles)
 
 set(SRC
     stdlib_ansi.f90
@@ -85,6 +106,7 @@ set(SRC
     stdlib_quadrature_gauss.f90
     stdlib_stringlist_type.f90
     ${outFiles}
+    ${outPreprocFiles}
 )
 
 add_library(${PROJECT_NAME} ${SRC})