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freebsd/usr.bin/f2c/f77.script
1994-09-30 06:25:06 +00:00

115 lines
2.5 KiB
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#!/bin/sh
# Compile Fortran code, adding -lf2c.
# This is a slightly modified g++ script.
: || exec /bin/sh -f $0 $argv:q
# The compiler name might be different when doing cross-compilation
# (this should be configured)
gcc_name=cc
speclang=-xnone
# replace the command name by the name of the new command
progname=`basename $0`
case "$0" in
*/*)
gcc=`echo $0 | sed -e "s;/[^/]*$;;"`/$gcc_name
;;
*)
gcc=$gcc_name
;;
esac
# $first is yes for first arg, no afterwards.
first=yes
# If next arg is the argument of an option, $quote is non-empty.
# More precisely, it is the option that wants an argument.
quote=
# $library is made empty to disable use of libf2c.
#library=-lF77 -lI77 -lm
library="-lf2c -lm"
numargs=$#
# ash requires the newline before `do'.
for arg
do
if [ $first = yes ]
then
# Need some 1st arg to `set' which does not begin with `-'.
# We get rid of it after the loop ends.
set gcc
first=no
fi
# If you have to ask what this does, you should not edit this file. :-)
# The ``S'' at the start is so that echo -nostdinc does not eat the
# -nostdinc.
arg=`echo "S$arg" | sed "s/^S//; s/'/'\\\\\\\\''/g"`
if [ x$quote != x ]
then
quote=
else
quote=
case $arg in
-nostdlib)
# Inhibit linking with -lf2c.
library=
;;
-lm | -lmath)
# Because libf2c uses things from the math library, make sure it
# always comes before the math library. We recognize both -lm
# and -lmath, since on some systems (e.g. m88k SVR3), it
# doesn't call it libm.a for some reason.
#set "$@" $library
#library=""
;;
-[bBVDUoeTuIYmLiA] | -Tdata)
# these switches take following word as argument,
# so don't treat it as a file name.
quote=$arg
;;
-[cSEM] | -MM)
# Don't specify libraries if we won't link,
# since that would cause a warning.
library=
;;
-x*)
speclang=$arg
;;
-v)
# catch `f77 -v'
if [ $numargs = 1 ] ; then library="" ; fi
;;
-*)
# Pass other options through; they don't need -x and aren't inputs.
;;
*)
# If file ends in .i, put options around it.
# But not if a specified -x option is currently active.
case "$speclang $arg" in -xnone\ *.i)
set "$@" -xf2c "'$arg'" -xnone
continue
esac
;;
esac
fi
set "$@" "'$arg'"
done
# Get rid of that initial 1st arg
if [ $first = no ]; then
shift
else
echo "$0: No input files specified."
exit 1
fi
if [ x$quote != x ]
then
echo "$0: argument to \`$quote' missing"
exit 1
fi
eval $gcc "$@" $library