Add g95 support to the compiler framework, based on the existing f2c

support.

2 files changed, 117 insertions, 2 deletions

diff --git a/mk/compiler.mk b/mk/compiler.mk
index f3e62573d27..b6235500650 100644
--- a/mk/compiler.mk
+++ b/mk/compiler.mk
@@ -1,4 +1,4 @@
-# $NetBSD: compiler.mk,v 1.69 2009/05/30 18:16:26 joerg Exp $
+# $NetBSD: compiler.mk,v 1.70 2009/07/08 21:17:16 markd Exp $
 #
 # This Makefile fragment implements handling for supported C/C++/Fortran
 # compilers.
@@ -102,7 +102,7 @@ _USE_PKGSRC_GCC=	yes
 .endif
 
 _COMPILERS=		ccc gcc icc ido mipspro mipspro-ucode sunpro xlc hp pcc
-_PSEUDO_COMPILERS=	ccache distcc f2c
+_PSEUDO_COMPILERS=	ccache distcc f2c g95
 
 .if defined(NOT_FOR_COMPILER) && !empty(NOT_FOR_COMPILER)
 .  for _compiler_ in ${_COMPILERS}
diff --git a/mk/compiler/g95.mk b/mk/compiler/g95.mk
new file mode 100644
index 00000000000..07add970167
--- /dev/null
+++ b/mk/compiler/g95.mk
@@ -0,0 +1,115 @@
+# $NetBSD: g95.mk,v 1.1 2009/07/08 21:17:16 markd Exp $
+#
+# Copyright (c) 2005 The NetBSD Foundation, Inc.
+# All rights reserved.
+#
+# This code is derived from software contributed to The NetBSD Foundation
+# by Johnny C. Lam.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+# 3. All advertising materials mentioning features or use of this software
+#    must display the following acknowledgement:
+#        This product includes software developed by the NetBSD
+#        Foundation, Inc. and its contributors.
+# 4. Neither the name of The NetBSD Foundation nor the names of its
+#    contributors may be used to endorse or promote products derived
+#    from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+
+.if !defined(COMPILER_G95_MK)
+COMPILER_G95_MK=	defined
+
+.include "../../mk/bsd.prefs.mk"
+
+.if !empty(PKGPATH:Mlang/g95) || !empty(PKGPATH:Mdevel/patch) || \
+    !empty(PKGPATH:Mdevel/libtool-base)
+IGNORE_G95=	yes
+MAKEFLAGS+=	IGNORE_G95=yes
+.endif
+
+.if defined(IGNORE_G95)
+_USE_G95=	NO
+.endif
+
+# LANGUAGES.<compiler> is the list of supported languages by the compiler.
+# _LANGUAGES.<compiler> is ${LANGUAGES.<compiler>} restricted to the ones
+# requested by the package in USE_LANGUAGES.
+#
+LANGUAGES.g95=	fortran
+_LANGUAGES.g95=	# empty
+.for _lang_ in ${USE_LANGUAGES}
+_LANGUAGES.g95+=	${LANGUAGES.g95:M${_lang_}}
+.endfor
+.if empty(_LANGUAGES.g95)
+_USE_G95=	NO
+.endif
+
+.if !defined(_USE_G95)
+_USE_G95=	YES
+.endif
+
+.if !empty(_USE_G95:M[yY][eE][sS])
+EVAL_PREFIX+=		_G95BASE=g95
+_G95BASE_DEFAULT=	${LOCALBASE}
+
+_G95_DIR=	${WRKDIR}/.g95
+_G95_VARS=	# empty
+.  if !empty(_LANGUAGES.g95:Mfortran)
+PKG_FC?=	${FC}
+_G95_VARS+=	FC
+_G95_FC:=	${_G95_DIR}/bin/${PKG_FC:T}
+_ALIASES.FC+=	f77 g77 g95
+FCPATH=		${_G95BASE}/bin/g95
+PKG_FC:=	${_G95_FC}
+.  endif
+
+# Prepend the path the to the compiler to the PATH
+.  if !empty(_LANGUAGES.g95)
+PREPEND_PATH+=	${_G95_DIR}/bin
+.  endif
+
+# Add the dependency on g95.
+.  include "../../lang/g95/buildlink3.mk"
+
+.  if defined(G95_DIR) && !empty(G95_DIR)
+PKGSRC_MAKE_ENV+=	G95_DIR=${G95_DIR:Q}
+.  endif
+
+# Create symlinks for the compiler into ${WRKDIR}.
+.  for _var_ in ${_G95_VARS}
+.    if !target(${_G95_${_var_}})
+override-tools: ${_G95_${_var_}}
+${_G95_${_var_}}:
+	${RUN}${MKDIR} ${.TARGET:H}
+	${RUN}					\
+	${LN} -fs ${_G95BASE}/bin/g95 ${.TARGET}
+.      for _alias_ in ${_ALIASES.${_var_}:S/^/${.TARGET:H}\//}
+	${RUN}					\
+	if [ ! -x "${_alias_}" ]; then					\
+		${LN} -fs ${_G95BASE}/bin/g95 ${_alias_};		\
+	fi
+.      endfor
+.    endif
+.  endfor
+.endif	# _USE_G95 == "yes"
+
+.endif	# COMPILER_G95_MK