Fix shared libraries for fortran

build.py

@@ -630,6 +630,7 @@ class SharedLibrary(BuildTarget):
             self.prefix = environment.get_shared_lib_prefix()
             self.suffix = environment.get_shared_lib_suffix()
         self.importsuffix = environment.get_import_lib_suffix()
+        self.filename = self.prefix + self.name + '.' + self.suffix
 
     def process_kwargs(self, kwargs, environment):
         super().process_kwargs(kwargs, environment)

compilers.py

@@ -1260,6 +1260,14 @@ class FortranCompiler():
     def get_language(self):
         return self.language
 
+    def get_pic_args(self):
+        if self.gcc_type == GCC_MINGW:
+            return [] # On Windows gcc defaults to fpic being always on.
+        return ['-fPIC']
+
+    def get_std_shared_lib_link_args(self):
+        return ['-shared']
+
     def needs_static_linker(self):
         return True
 

test cases/fortran/6 dynamic/dynamic.f95

@@ -0,0 +1,17 @@
+module dynamic
+  implicit none
+
+  private
+  public :: hello
+
+  interface hello
+     module procedure say
+  end interface hello
+
+contains
+
+  subroutine say
+    print *, "Hello, hello..."
+  end subroutine say
+
+end module dynamic

test cases/fortran/6 dynamic/main.f95

@@ -0,0 +1,6 @@
+program main
+  use dynamic
+  implicit none
+
+  call hello()
+end program main

test cases/fortran/6 dynamic/meson.build

@@ -0,0 +1,4 @@
+project('dynamic_fortran', 'fortran')
+
+dynamic = shared_library('dynamic', 'dynamic.f95')
+executable('test_exe', 'main.f95', link_with : dynamic)