[112961] trunk/dports/science/netcdf-fortran/Portfile

[takeshi at macports.org]

Revision: 112961
          https://trac.macports.org/changeset/112961
Author:   takeshi at macports.org
Date:     2013-11-05 04:40:41 -0800 (Tue, 05 Nov 2013)
Log Message:
-----------
netcdf-fortran: Fortran variants a la PortfileRecipes#fortran

Modified Paths:
--------------
    trunk/dports/science/netcdf-fortran/Portfile

Modified: trunk/dports/science/netcdf-fortran/Portfile
===================================================================
--- trunk/dports/science/netcdf-fortran/Portfile	2013-11-05 12:35:16 UTC (rev 112960)
+++ trunk/dports/science/netcdf-fortran/Portfile	2013-11-05 12:40:41 UTC (rev 112961)
@@ -83,49 +83,74 @@
 destroot.destdir            prefix=${destroot}${prefix} \
                             MANDIR=\\\${prefix}/share/man
 
-if {![variant_isset gcc43] && ![variant_isset gcc44] && ![variant_isset gcc45] && ![variant_isset gcc46] && ![variant_isset gcc48] && ![variant_isset g95]} {
-    default_variants +gcc47
-}
+set gcc_versions {4.3 4.4 4.5 4.6 4.7 4.8 4.9}
+set default_fortran_variant +gcc48
+set g95_conflicts {}
 
-variant gcc43 conflicts g95 gcc44 gcc45 gcc46 gcc47 gcc48 description {Enable Fortran support with gfortran 4.3} {
-    configure.cppflags-append -DpgiFortran
-    configure.compiler      macports-gcc-4.3
-}
+foreach ver ${gcc_versions} {
+    set ver_no_dot [join [split ${ver} "."] ""]
 
-variant gcc44 conflicts g95 gcc43 gcc45 gcc46 gcc47 gcc48 description {Enable Fortran support with gfortran 4.4} {
-    configure.cppflags-append -DpgiFortran
-    configure.compiler      macports-gcc-4.4
-}
+    set variant_line {variant gcc${ver_no_dot} description "build with gfortran from gcc${ver_no_dot}" conflicts g95}
 
-variant gcc45 conflicts g95 gcc43 gcc44 gcc46 gcc47 gcc48 description {Enable Fortran support with gfortran 4.5} {
-    configure.cppflags-append -DpgiFortran
-    configure.compiler      macports-gcc-4.5
+    foreach over ${gcc_versions} {
+        if {${ver} == ${over}} {
+            continue
+        }
+
+        set over_no_dot [join [split ${over} "."] ""]
+        append variant_line " conflicts gcc${over_no_dot}"
+    }
+    append variant_line { {}}
+
+    eval $variant_line
+
+    append g95_conflicts " conflicts gcc${ver_no_dot}"
+
+    if {[variant_isset gcc${ver_no_dot}]} {
+        if {${default_fortran_variant} != "+gcc${ver_no_dot}"} {
+            set default_fortran_variant ""
+        }
+    }
 }
 
-variant gcc46 conflicts g95 gcc43 gcc44 gcc45 gcc47 gcc48 description {Enable Fortran support with gfortran 4.6} {
-    configure.cppflags-append -DpgiFortran
-    configure.compiler      macports-gcc-4.6
+eval [concat {variant g95 description {build with g95}} $g95_conflicts {{}}]
+
+if {[variant_isset g95]} {
+    if {${default_fortran_variant} != "+g95"} {
+        set default_fortran_variant ""
+    }
 }
 
-variant gcc47 conflicts g95 gcc43 gcc44 gcc45 gcc46 gcc48 description {Enable Fortran support with gfortran 4.7} {
-    configure.cppflags-append -DpgiFortran
-    configure.compiler      macports-gcc-4.7
+if {${default_fortran_variant} != ""} {
+    default_variants-append "${default_fortran_variant}"
 }
 
-variant gcc48 conflicts g95 gcc43 gcc44 gcc45 gcc46 gcc47 description {Enable Fortran support with gfortran 4.8} {
-    configure.cppflags-append -DpgiFortran
-    configure.compiler      macports-gcc-4.8
+foreach ver ${gcc_versions} {
+    set ver_no_dot [join [split ${ver} "."] ""]
+
+    if {[variant_isset gcc${ver_no_dot}]} {
+        depends_lib-append path:lib/libgcc/libgcc_s.1.dylib:libgcc
+        depends_build-append port:gcc${ver_no_dot}
+
+        configure.fc  ${prefix}/bin/gfortran-mp-${ver}
+        configure.f77 ${prefix}/bin/gfortran-mp-${ver}
+        configure.f90 ${prefix}/bin/gfortran-mp-${ver}
+        configure.cppflags-append -DpgiFortran
+    }
 }
 
-variant g95 conflicts gcc43 gcc44 gcc45 gcc46 gcc47 gcc48 description {Enable Fortran support with g95} {
-    depends_lib-append      port:g95
+if {[variant_isset g95]} {
+    depends_lib-append path:lib/libgcc/libgcc_s.1.dylib:libgcc
+    depends_build-append port:g95
+
+    configure.fc ${prefix}/bin/g95
+    configure.f77 ${prefix}/bin/g95
+    configure.f90 ${prefix}/bin/g95
     #-lfg95 required or the tests fail
-    configure.cppflags-append -DpgiFortran
-    configure.fflags-append -fno-second-underscore
+    configure.cppflags-append   -DpgiFortran
+    configure.fflags-append     -fno-second-underscore
     configure.fcflags-append    -fno-second-underscore
     configure.ldflags-append    -lf95
-    configure.fc            ${prefix}/bin/g95
-    configure.f77           ${configure.fc}
 }
 
 variant openmpi conflicts mpich description {compile with openmpi} {
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