dev-libs/libf2c: Port to EAPI 7

Package-Manager: Portage-2.3.75, Repoman-2.3.17
Signed-off-by: David Seifert <soap@gentoo.org>

dev-libs/libf2c/files/20051004-add-ofiles-dep.patch

@@ -1,6 +1,5 @@
-diff -urN libf2c.orig/makefile.u libf2c/makefile.u
---- libf2c.orig/makefile.u	2006-05-13 15:41:29.000000000 -0700
-+++ libf2c/makefile.u	2006-05-13 15:42:04.000000000 -0700
+--- a/makefile.u
++++ b/makefile.u
 @@ -69,7 +69,9 @@
  OFILES = $(MISC) $(POW) $(CX) $(DCX) $(REAL) $(DBL) $(INT) \
  	$(HALF) $(CMP) $(EFL) $(CHAR) $(I77) $(TIME)

dev-libs/libf2c/files/20090407-link-shared-libf2c-correctly.patch

@@ -1,5 +1,5 @@
---- makefile.u.orig	2008-07-07 23:27:41.000000000 -0700
-+++ makefile.u	2008-07-07 23:28:39.000000000 -0700
+--- a/makefile.u
++++ b/makefile.u
 @@ -82,7 +82,7 @@
  ## of "cc -shared".
  

dev-libs/libf2c/files/libf2c-20110801-64bit-long.patch

@@ -1,5 +1,5 @@
---- libf2c2-20090411.orig/f2c.h0
-+++ libf2c2-20090411/f2c.h0
+--- a/f2c.h0
++++ b/f2c.h0
 @@ -7,21 +7,35 @@
  #ifndef F2C_INCLUDE
  #define F2C_INCLUDE

dev-libs/libf2c/files/libf2c-20110801-format-security.patch

@@ -1,5 +1,5 @@
---- arithchk.c
-+++ arithchk.c
+--- a/arithchk.c
++++ b/arithchk.c
 @@ -122,7 +122,7 @@
  	long Cray1;
  

dev-libs/libf2c/files/libf2c-20130927-fix-buildsystem.patch

@@ -0,0 +1,65 @@
+--- a/makefile.u
++++ b/makefile.u
+@@ -12,16 +12,12 @@
+ #	-fPIC
+ # to the CFLAGS = line below.
+ 
+-.SUFFIXES: .c .o
+-CC = cc
+ SHELL = /bin/sh
+-CFLAGS = -O
+ 
+ # compile, then strip unnecessary symbols
+ .c.o:
+-	$(CC) -c -DSkip_f2c_Undefs $(CFLAGS) $*.c
+-	ld -r -x -o $*.xxx $*.o
+-	mv $*.xxx $*.o
++	$(CC) -c $(CPPFLAGS) $(CFLAGS) -DSkip_f2c_Undefs $< -o $@
++
+ ## Under Solaris (and other systems that do not understand ld -x),
+ ## omit -x in the ld line above.
+ ## If your system does not have the ld command, comment out
+@@ -74,8 +70,8 @@
+ $(OFILES): f2c.h signal1.h sysdep1.h
+ 
+ libf2c.a: $(OFILES)
+-	ar r libf2c.a $?
+-	-ranlib libf2c.a
++	$(AR) r libf2c.a $?
++	$(RANLIB) libf2c.a
+ 
+ ## Shared-library variant: the following rule works on Linux
+ ## systems.  Details are system-dependent.  Under Linux, -fPIC
+@@ -92,12 +88,6 @@
+ 
+ ### If your system lacks ranlib, you don't need it; see README.
+ 
+-f77vers.o: f77vers.c
+-	$(CC) -c f77vers.c
+-
+-i77vers.o: i77vers.c
+-	$(CC) -c i77vers.c
+-
+ # To get an "f2c.h" for use with "f2c -C++", first "make hadd"
+ hadd: f2c.h0 f2ch.add
+ 	cat f2c.h0 f2ch.add >f2c.h
+@@ -125,7 +115,7 @@
+ 
+ install: libf2c.a
+ 	cp libf2c.a $(LIBDIR)
+-	-ranlib $(LIBDIR)/libf2c.a
++	$(RANLIB) $(LIBDIR)/libf2c.a
+ 
+ clean:
+ 	rm -f libf2c.a *.o arith.h signal1.h sysdep1.h
+@@ -185,8 +175,8 @@
+ xwsne.o:	fmt.h
+ 
+ arith.h: arithchk.c
+-	$(CC) $(CFLAGS) -DNO_FPINIT arithchk.c -lm ||\
+-	 $(CC) -DNO_LONG_LONG $(CFLAGS) -DNO_FPINIT arithchk.c -lm
++	$(CC) $(CPPFLAGS) $(CFLAGS) -DNO_FPINIT arithchk.c -lm ||\
++	 $(CC) -DNO_LONG_LONG $(CPPFLAGS) $(CFLAGS) -DNO_FPINIT arithchk.c -lm
+ 	./a.out >arith.h
+ 	rm -f a.out arithchk.o
+ 

dev-libs/libf2c/libf2c-20130927-r1.ebuild

@@ -0,0 +1,55 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit flag-o-matic toolchain-funcs
+
+DESCRIPTION="Library that converts FORTRAN to C source"
+HOMEPAGE="http://www.netlib.org/f2c/"
+SRC_URI="http://www.netlib.org/f2c/${PN}.zip -> ${P}.zip"
+
+LICENSE="HPND"
+SLOT="0"
+KEYWORDS="~amd64 ~ppc ~ppc64 ~x86 ~x86-fbsd ~amd64-linux ~x86-linux"
+IUSE="static-libs"
+
+BDEPEND="app-arch/unzip"
+
+S="${WORKDIR}"
+
+PATCHES=(
+	"${FILESDIR}"/20051004-add-ofiles-dep.patch
+	"${FILESDIR}"/20090407-link-shared-libf2c-correctly.patch
+	"${FILESDIR}"/${PN}-20110801-main.patch
+	"${FILESDIR}"/${PN}-20110801-64bit-long.patch
+	"${FILESDIR}"/${PN}-20110801-format-security.patch
+	"${FILESDIR}"/${PN}-20130927-fix-buildsystem.patch
+)
+
+src_configure() {
+	tc-export AR CC RANLIB
+}
+
+src_compile() {
+	if use static-libs; then
+		emake -f makefile.u all
+		# Clean up files so we can recompile
+		# with -fPIC for the shared lib
+		rm -v *.o || die "clean failed"
+	fi
+
+	append-cflags -fPIC
+	emake -f makefile.u libf2c.so
+}
+
+src_install () {
+	doheader f2c.h
+
+	dolib.so libf2c.so.2
+	dosym libf2c.so.2 /usr/$(get_libdir)/libf2c.so
+	use static-libs && dolib.a libf2c.a
+
+	einstalldocs
+	dodoc Notice
+}