freebsd-src/contrib/perl5/writemain.SH

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case $CONFIG in
'')
if test -f config.sh; then TOP=.;
elif test -f ../config.sh; then TOP=..;
elif test -f ../../config.sh; then TOP=../..;
elif test -f ../../../config.sh; then TOP=../../..;
elif test -f ../../../../config.sh; then TOP=../../../..;
else
echo "Can't find config.sh."; exit 1
fi
. $TOP/config.sh
;;
esac
: This forces SH files to create target in same directory as SH file.
: This is so that make depend always knows where to find SH derivatives.
case "$0" in
*/*) cd `expr X$0 : 'X\(.*\)/'` ;;
esac
echo "Extracting writemain (with variable substitutions)"
: This section of the file will have variable substitutions done on it.
: Move anything that needs config subs from !NO!SUBS! section to !GROK!THIS!.
: Protect any dollar signs and backticks that you do not want interpreted
: by putting a backslash in front. You may delete these comments.
rm -f writemain
$spitshell >writemain <<!GROK!THIS!
$startsh
!GROK!THIS!
: In the following dollars and backticks do not need the extra backslash.
$spitshell >>writemain <<'!NO!SUBS!'
# This script takes the plain miniperlmain.c and writes out perlmain.c
# which includes all the extensions.
# The command line arguments name extensions to be used.
# E.g.: sh writemain SDBM_File POSIX > perlmain.c
#
orig="$*"
args=''
: Remove any .a suffixes and any leading path components
for file in `echo $orig | sed 's/\.a//g'` ; do
case "$file" in
ext/*) file=`echo $file | sed 's:ext/\(.*\)/[^/]*:\1:'`
;;
lib/auto/*) file=`echo $file | sed 's:lib/auto/\(.*\)/[^/]*:\1:'`
;;
*/*)
file=`expr X$file : 'X.*/\(.*\)'`
;;
esac
args="$args $file"
done
sed '/Do not delete this line--writemain depends on it/q' miniperlmain.c
if test X"$args" != "X" ; then
for ext in $args ; do
: $ext will either be 'Name' or 'Name1/Name2' etc
: convert ext into cname and mname
mname=`echo $ext | sed 's!/!::!g'`
cname=`echo $mname | sed 's!:!_!g'`
echo "EXTERN_C void boot_${cname} _((CV* cv));"
done
fi
cat << 'EOP'
static void
xs_init()
{
EOP
if test X"$args" != "X" ; then
echo " char *file = __FILE__;"
echo " dXSUB_SYS;"
ai=''
for ext in $args ; do
: $ext will either be 'Name' or 'Name1/Name2' etc
: convert ext into cname and mname
mname=`echo $ext | sed 's!/!::!g'`
cname=`echo $mname | sed 's!:!_!g'`
if test "$ext" = "DynaLoader"; then
: Must NOT install 'DynaLoader::boot_DynaLoader' as 'bootstrap'!
: boot_DynaLoader is called directly in DynaLoader.pm
echo " newXS(\"${mname}::boot_${ext}\", boot_${cname}, file);"
else
echo " newXS(\"${mname}::bootstrap\", boot_${cname}, file);"
fi
done
fi
cat << 'EOP'
}
EOP
!NO!SUBS!
chmod 755 writemain
$eunicefix writemain