soft fail if configuration is missing (for docs building etc)

Author: rieder

src/amuse/config.py

@@ -6,12 +6,11 @@
 import os
 import warnings
 
-def parse_configmk_lines(lines,label):
-    cfgvars = dict()
+
+def parse_configmk_lines(lines, label):
+    cfgvars = {}
     if "amuse configuration" not in lines[0]:
-        raise Exception(
-            f"{label} is not an amuse configuration file"
-        )
+        raise Exception(f"{label} is not an amuse configuration file")
     for line in lines:
         if "=" in line:
             var, value = line.split("=", 1)
@@ -23,89 +22,93 @@ def parse_configmk_lines(lines,label):
             cfgvars[var] = value.strip()
     return cfgvars
 
+
 def parse_configmk(filename):
     configfile = open(filename, "r")
     lines = configfile.readlines()
     configfile.close()
     return parse_configmk_lines(lines, "file " + filename)
 
+
 try:
     configmk = parse_configmk("config.mk")
 except IOError:
-    from .support import get_amuse_root_dir
-    configmk = parse_configmk(
-        os.path.join(get_amuse_root_dir(), "config.mk")
-    )
-
-
-class interpreters():
-    python = configmk["PYTHON"]
-
-
-class compilers():
-    cxx = configmk["CXX"]
-    cc = configmk["CC"]
-    fc = configmk["FC"]
-
-    cxx_flags = configmk["CXXFLAGS"]
-    cc_flags = configmk["CFLAGS"]
-    fc_flags = configmk["FCFLAGS"]
-    ld_flags = configmk["LDFLAGS"]
-
-    found_fftw = configmk["FOUND_FFTW"]
-    fftw_flags = configmk["FFTW_FLAGS"]
-    fftw_libs = configmk["FFTW_LIBS"]
-
-    found_gsl = configmk["FOUND_GSL"]
-    gsl_flags = configmk["GSL_FLAGS"]
-    gsl_libs = configmk["GSL_LIBS"]
+    try:
+        from .support import get_amuse_root_dir
 
-    gfortran_version = configmk["GFORTRAN_VERSION"]
-    ifort_version = configmk["IFORT_VERSION"]
+        configmk = parse_configmk(os.path.join(get_amuse_root_dir(), "config.mk"))
+    except:
+        configmk = {}
 
-    fc_iso_c_bindings = configmk["FC_ISO_C_AVAILABLE"] == 'yes'
-
-    cython = configmk["CYTHON"]
-    pythondev_cflags = configmk["PYTHONDEV_CFLAGS"]
-    pythondev_ldflags = configmk["PYTHONDEV_LDFLAGS"]
-
-
-class mpi():
-    is_enabled = configmk["MPI_ENABLED"] == 'yes'
-    mpicxx = configmk["MPICXX"]
-    mpicc = configmk["MPICC"]
-    mpif95 = configmk["MPIFC"]
-    mpifc = configmk["MPIFC"]
-    mpif90 = configmk["MPIFC"]
-    mpiexec = configmk["MPIEXEC"]
-
-    mpi_cflags = configmk["MPI_CFLAGS"]
-    mpi_cxxflags = configmk["MPI_CXXFLAGS"]
-    mpi_fcflags = configmk["MPI_FCFLAGS"]
-    mpi_clibs = configmk["MPI_CLIBS"]
-    mpi_cxxlibs = configmk["MPI_CXXLIBS"]
-    mpi_fclibs = configmk["MPI_FCLIBS"]
-
-
-class java():
-    is_enabled = configmk["JAVA_ENABLED"] == 'yes'
-    java = configmk["JAVA"]
-    javac = configmk["JAVAC"]
-    jar = configmk["JAR"]
-    version = configmk["JAVA_VERSION"]
-
-
-class cuda():
-    is_enabled = configmk["CUDA_ENABLED"] == 'yes'
-    compiler = configmk["NVCC"]
-    compiler_flags = configmk["NVCC_FLAGS"]
-    toolkit_path = configmk["CUDA_TK"]
-    sdk_path = "/TOBEFIXED"
-    cuda_libs = configmk["CUDA_LIBS"]
-    sapporo_version = configmk["SAPPORO_VERSION"]
 
+try:
 
-class openmp():
-    is_enabled = configmk["OPENMP_ENABLED"] == 'yes'
-    fcflags = configmk["OPENMP_FCFLAGS"]
-    cflags = configmk["OPENMP_CFLAGS"]
+    class interpreters:
+        python = configmk["PYTHON"]
+
+    class compilers:
+        cxx = configmk["CXX"]
+        cc = configmk["CC"]
+        fc = configmk["FC"]
+
+        cxx_flags = configmk["CXXFLAGS"]
+        cc_flags = configmk["CFLAGS"]
+        fc_flags = configmk["FCFLAGS"]
+        ld_flags = configmk["LDFLAGS"]
+
+        found_fftw = configmk["FOUND_FFTW"]
+        fftw_flags = configmk["FFTW_FLAGS"]
+        fftw_libs = configmk["FFTW_LIBS"]
+
+        found_gsl = configmk["FOUND_GSL"]
+        gsl_flags = configmk["GSL_FLAGS"]
+        gsl_libs = configmk["GSL_LIBS"]
+
+        gfortran_version = configmk["GFORTRAN_VERSION"]
+        ifort_version = configmk["IFORT_VERSION"]
+
+        fc_iso_c_bindings = configmk["FC_ISO_C_AVAILABLE"] == "yes"
+
+        cython = configmk["CYTHON"]
+        pythondev_cflags = configmk["PYTHONDEV_CFLAGS"]
+        pythondev_ldflags = configmk["PYTHONDEV_LDFLAGS"]
+
+    class mpi:
+        is_enabled = configmk["MPI_ENABLED"] == "yes"
+        mpicxx = configmk["MPICXX"]
+        mpicc = configmk["MPICC"]
+        mpif95 = configmk["MPIFC"]
+        mpifc = configmk["MPIFC"]
+        mpif90 = configmk["MPIFC"]
+        mpiexec = configmk["MPIEXEC"]
+
+        mpi_cflags = configmk["MPI_CFLAGS"]
+        mpi_cxxflags = configmk["MPI_CXXFLAGS"]
+        mpi_fcflags = configmk["MPI_FCFLAGS"]
+        mpi_clibs = configmk["MPI_CLIBS"]
+        mpi_cxxlibs = configmk["MPI_CXXLIBS"]
+        mpi_fclibs = configmk["MPI_FCLIBS"]
+
+    class java:
+        is_enabled = configmk["JAVA_ENABLED"] == "yes"
+        java = configmk["JAVA"]
+        javac = configmk["JAVAC"]
+        jar = configmk["JAR"]
+        version = configmk["JAVA_VERSION"]
+
+    class cuda:
+        is_enabled = configmk["CUDA_ENABLED"] == "yes"
+        compiler = configmk["NVCC"]
+        compiler_flags = configmk["NVCC_FLAGS"]
+        toolkit_path = configmk["CUDA_TK"]
+        sdk_path = "/TOBEFIXED"
+        cuda_libs = configmk["CUDA_LIBS"]
+        sapporo_version = configmk["SAPPORO_VERSION"]
+
+    class openmp:
+        is_enabled = configmk["OPENMP_ENABLED"] == "yes"
+        fcflags = configmk["OPENMP_FCFLAGS"]
+        cflags = configmk["OPENMP_CFLAGS"]
+
+except KeyError:
+    print("config.mk not complete, AMUSE may not work as expected")