better default order for fotran compiler search

correct PGI windows detection

doc

cleanup PGI detect

4 files changed, 17 insertions, 10 deletions

diff --git a/mesonbuild/compilers/c.py b/mesonbuild/compilers/c.py
index 94ef336..160e45d 100644
--- a/mesonbuild/compilers/c.py
+++ b/mesonbuild/compilers/c.py
@@ -1324,9 +1324,9 @@ class GnuCCompiler(GnuCompiler, CCompiler):
 
 
 class PGICCompiler(PGICompiler, CCompiler):
-    def __init__(self, exelist, version, is_cross, exe_wrapper=None, **kwargs):
+    def __init__(self, exelist, version, compiler_type, is_cross, exe_wrapper=None, **kwargs):
         CCompiler.__init__(self, exelist, version, is_cross, exe_wrapper, **kwargs)
-        PGICompiler.__init__(self, CompilerType.PGI_STANDARD)
+        PGICompiler.__init__(self, compiler_type)
 
 
 class ElbrusCCompiler(GnuCCompiler, ElbrusCompiler):
diff --git a/mesonbuild/compilers/compilers.py b/mesonbuild/compilers/compilers.py
index 87a83e5..04cc31a 100644
--- a/mesonbuild/compilers/compilers.py
+++ b/mesonbuild/compilers/compilers.py
@@ -1397,18 +1397,20 @@ class CompilerType(enum.Enum):
     CCRX_WIN = 40
 
     PGI_STANDARD = 50
+    PGI_OSX = 51
+    PGI_WIN = 52
 
     @property
     def is_standard_compiler(self):
-        return self.name in ('GCC_STANDARD', 'CLANG_STANDARD', 'ICC_STANDARD')
+        return self.name in ('GCC_STANDARD', 'CLANG_STANDARD', 'ICC_STANDARD', 'PGI_STANDARD')
 
     @property
     def is_osx_compiler(self):
-        return self.name in ('GCC_OSX', 'CLANG_OSX', 'ICC_OSX')
+        return self.name in ('GCC_OSX', 'CLANG_OSX', 'ICC_OSX', 'PGI_OSX')
 
     @property
     def is_windows_compiler(self):
-        return self.name in ('GCC_MINGW', 'GCC_CYGWIN', 'CLANG_MINGW', 'ICC_WIN', 'ARM_WIN', 'CCRX_WIN')
+        return self.name in ('GCC_MINGW', 'GCC_CYGWIN', 'CLANG_MINGW', 'ICC_WIN', 'ARM_WIN', 'CCRX_WIN', 'PGI_WIN')
 
 
 def get_macos_dylib_install_name(prefix, shlib_name, suffix, soversion):
@@ -1690,7 +1692,7 @@ class GnuCompiler(GnuLikeCompiler):
 
 
 class PGICompiler:
-    def __init__(self, compiler_type=None):
+    def __init__(self, compiler_type):
         self.id = 'pgi'
         self.compiler_type = compiler_type
 
@@ -1706,6 +1708,11 @@ class PGICompiler:
     def get_no_warn_args(self) -> List[str]:
         return ['-silent']
 
+    def get_pic_args(self) -> List[str]:
+        if self.compiler_type.is_osx_compiler or self.compiler_type.is_windows_compiler:
+            return [] # PGI -fPIC is Linux only.
+        return ['-fPIC']
+
     def openmp_flags(self) -> List[str]:
         return ['-mp']
 
diff --git a/mesonbuild/compilers/cpp.py b/mesonbuild/compilers/cpp.py
index 87e6ffc..55be58d 100644
--- a/mesonbuild/compilers/cpp.py
+++ b/mesonbuild/compilers/cpp.py
@@ -238,9 +238,9 @@ class GnuCPPCompiler(GnuCompiler, CPPCompiler):
 
 
 class PGICPPCompiler(PGICompiler, CPPCompiler):
-    def __init__(self, exelist, version, is_cross, exe_wrapper=None, **kwargs):
+    def __init__(self, exelist, version, compiler_type, is_cross, exe_wrapper=None, **kwargs):
         CPPCompiler.__init__(self, exelist, version, is_cross, exe_wrapper, **kwargs)
-        PGICompiler.__init__(self, CompilerType.PGI_STANDARD)
+        PGICompiler.__init__(self, compiler_type)
 
 
 class ElbrusCPPCompiler(GnuCPPCompiler, ElbrusCompiler):
diff --git a/mesonbuild/compilers/fortran.py b/mesonbuild/compilers/fortran.py
index 0f7c38e..dd54fd0 100644
--- a/mesonbuild/compilers/fortran.py
+++ b/mesonbuild/compilers/fortran.py
@@ -423,9 +423,9 @@ class PathScaleFortranCompiler(FortranCompiler):
 
 
 class PGIFortranCompiler(PGICompiler, FortranCompiler):
-    def __init__(self, exelist, version, is_cross, exe_wrapper=None, **kwags):
+    def __init__(self, exelist, version, compiler_type, is_cross, exe_wrapper=None, **kwags):
         FortranCompiler.__init__(self, exelist, version, is_cross, exe_wrapper, **kwags)
-        PGICompiler.__init__(self, CompilerType.PGI_STANDARD)
+        PGICompiler.__init__(self, compiler_type)
 
 
 class FlangFortranCompiler(ClangCompiler, FortranCompiler):