Date: Mon, 27 May 2002 07:20:03 -0700 (PDT) From: Ruslan Ermilov <ru@FreeBSD.org> To: freebsd-bugs@FreeBSD.org Subject: Re: gnu/38594: Fortan program don't link post gcc-3.1 Message-ID: <200205271420.g4REK3g43045@freefall.freebsd.org>
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The following reply was made to PR gnu/38594; it has been noted by GNATS.
From: Ruslan Ermilov <ru@FreeBSD.org>
To: "Steven G. Kargl" <kargl@troutmask.apl.washington.edu>
Cc: bug-followup@FreeBSD.org, "David O'Brien" <obrien@FreeBSD.org>
Subject: Re: gnu/38594: Fortan program don't link post gcc-3.1
Date: Mon, 27 May 2002 17:19:24 +0300
On Sun, May 26, 2002 at 07:41:05PM -0700, Steven G. Kargl wrote:
>
> Fortran programs don't link after the gcc-3.1 due to a missing
> libfrtbegin.a. libF77/main.o was split out into libfrtbegin in
> gcc-3.1 and a dependence was built into g77 (via g77spec.c) to
> unconditionally link libfrtbegin into all Fortran programs.
>
> The following patch creates libfrtbegin. The file
> libg2c/MAIN.c should be repo-copied to gnu/libfrtbegin.
>
... and then "cvs remove"d from gnu/lib/libg2c.
> diff -urNb gnu/lib.old/Makefile gnu/lib/Makefile
> --- gnu/lib.old/Makefile Wed May 15 09:29:45 2002
> +++ gnu/lib/Makefile Sun May 26 14:44:23 2002
> @@ -19,7 +19,7 @@
> .endif
>
> .if !defined(NO_FORTRAN)
> -SUBDIR+= libg2c
> +SUBDIR+= libfrtbegin libg2c
> .endif
>
> .include <bsd.subdir.mk>
> diff -urNb gnu/lib.old/libfrtbegin/MAIN.c gnu/lib/libfrtbegin/MAIN.c
> --- gnu/lib.old/libfrtbegin/MAIN.c Wed Dec 31 16:00:00 1969
> +++ gnu/lib/libfrtbegin/MAIN.c Sun May 26 14:44:40 2002
> @@ -0,0 +1,4 @@
> +/* $FreeBSD: src/gnu/lib/libg2c/MAIN.c,v 1.2 2000/10/31 11:36:33 obrien Exp $ */
> +
> +int
> +MAIN__(){ return 0; }
> diff -urNb gnu/lib.old/libfrtbegin/Makefile gnu/lib/libfrtbegin/Makefile
> --- gnu/lib.old/libfrtbegin/Makefile Wed Dec 31 16:00:00 1969
> +++ gnu/lib/libfrtbegin/Makefile Sun May 26 14:47:02 2002
> @@ -0,0 +1,16 @@
> +# $FreeBSD: src/gnu/lib/libg2c/Makefile,v 1.9 2002/05/12 16:00:46 ru Exp $
> +
> +SRCDIR= ${.CURDIR}/../../../contrib/libf2c
> +
> +.PATH: ${SRCDIR} ${SRCDIR}/libF77
> +
${SRCDIR} is not needed in the .PATH.
> +LIB= frtbegin
> +SHLIB_MAJOR= 1
> +SHLIB_MINOR= 0
> +
There should only be the static frtbegin library, there's no
point in shared and profiled versions; hence, these SHLIB_*'s
lines should be replaced by NOPIC=YES and NOPROFILE=YES.
> +SRCS= main.c MAIN.c
> +
> +CFLAGS+= -I${SRCDIR} -I${SRCDIR}/libF77
> +CFLAGS+= -I${.CURDIR}
> +
This compiles OK without any CFLAGS.
> +.include <bsd.lib.mk>
> diff -urNb gnu/lib.old/libg2c/Makefile gnu/lib/libg2c/Makefile
> --- gnu/lib.old/libg2c/Makefile Sun May 12 09:00:46 2002
> +++ gnu/lib/libg2c/Makefile Sun May 26 14:49:59 2002
> @@ -10,7 +10,7 @@
>
> # Traditional FORTRAN Library members defined in libF77
>
> -F77MISC= F77_aloc.c main.c s_rnge.c abort_.c getarg_.c \
> +F77MISC= F77_aloc.c s_rnge.c abort_.c getarg_.c \
> iargc_.c getenv_.c signal_.c s_stop.c s_paus.c system_.c \
> cabs.c derf_.c derfc_.c erf_.c erfc_.c sig_die.c exit_.c \
> setarg.c setsig.c
> @@ -79,7 +79,7 @@
> secnds.o second.o signal.o sleep.o srand.o stat.o symlnk.o \
> system.o time.o ttynam.o umask.o unlink.o vxtidt.o vxttim.o
>
> -LIBF77SRCS= ${F77SRCS} ${I77SRCS} ${U77SRCS} ${E77SRCS} MAIN.c
> +LIBF77SRCS= ${F77SRCS} ${I77SRCS} ${U77SRCS} ${E77SRCS}
>
> SRCS= ${LIBF77SRCS}
> OBJS= ${E77OBJS}
>
Other than that, looks good.
Cheers,
--
Ruslan Ermilov Sysadmin and DBA,
ru@sunbay.com Sunbay Software AG,
ru@FreeBSD.org FreeBSD committer,
+380.652.512.251 Simferopol, Ukraine
http://www.FreeBSD.org The Power To Serve
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