freebsd-skq/usr.bin/kdump/mkioctls
Dimitry Andric c1b2e4fc21 In kdump's mkioctls script, use '${CPP}' instead of hardcodedly using
'gcc -E'.  This fixes building when WITH_CLANG_IS_CC is in effect.

Report by:	Niclas Zeising <zeising@daemonic.se>
MFC after:	1 week
2012-04-09 14:47:18 +00:00

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#!/bin/sh
#
# $FreeBSD$
#
# When editing this script, keep in mind that truss also uses it.
#
set -e
if [ $# -ne 2 -o \( $1 != "print" -a $1 != "return" \) ]; then
echo "usage: sh $0 print|return include-dir"
exit 1
fi
style="$1"
includedir="$2"
LC_ALL=C; export LC_ALL
# Build a list of headers that have ioctls in them.
# XXX should we use an ANSI cpp?
ioctl_includes=$(
cd $includedir
find -H -s * -name '*.h' | grep -v '.*disk.*\.h' | \
xargs egrep -l \
'^#[ ]*define[ ]+[A-Za-z_][A-Za-z0-9_]*[ ]+_IO[^a-z0-9_]' |
awk '{printf("#include <%s>\\n", $1)}'
)
: ${MACHINE=$(uname -m)}
case "${MACHINE}" in
*pc98*)
ioctl_includes="$ioctl_includes#include <sys/diskpc98.h>\\n"
;;
*)
ioctl_includes="$ioctl_includes#include <sys/diskmbr.h>\\n"
;;
esac
awk -v x="$ioctl_includes" 'BEGIN {print x}' |
$CPP -I$1 -dM -DCOMPAT_43TTY - |
awk -v ioctl_includes="$ioctl_includes" -v style="$style" '
BEGIN {
print "/* XXX obnoxious prerequisites. */"
print "#define COMPAT_43"
print "#define COMPAT_43TTY"
print "#include <sys/param.h>"
print "#include <sys/devicestat.h>"
print "#include <sys/disklabel.h>"
print "#include <sys/socket.h>"
print "#include <sys/time.h>"
print "#include <sys/tty.h>"
print "#include <bsm/audit.h>"
print "#include <net/ethernet.h>"
print "#include <net/if.h>"
print "#include <net/if_var.h>"
print "#include <net/pfvar.h>"
print "#include <net/route.h>"
print "#include <netinet/in.h>"
print "#include <netinet/ip_mroute.h>"
print "#include <netinet6/in6_var.h>"
print "#include <netinet6/nd6.h>"
print "#include <netinet6/ip6_mroute.h>"
print "#include <stdio.h>"
print "#include <cam/cam.h>"
print ""
print ioctl_includes
print ""
if (style == "print") {
print "void ioctlname(unsigned long val, int decimal);"
print ""
print "void"
print "ioctlname(unsigned long val, int decimal)"
} else {
print "const char *ioctlname(unsigned long val);"
print ""
print "const char *"
print "ioctlname(unsigned long val)"
}
print "{"
print "\tconst char *str = NULL;"
print ""
}
/^#[ ]*define[ ]+[A-Za-z_][A-Za-z0-9_]*[ ]+_IO/ {
# find where the name starts
for (i = 1; i <= NF; i++)
if ($i ~ /define/)
break;
++i;
#
printf("\t");
if (n++ > 0)
printf("else ");
printf("if (val == %s)\n", $i);
printf("\t\tstr = \"%s\";\n", $i);
}
END {
print ""
if (style == "print") {
print "\tif (str != NULL)"
print "\t\tprintf(\"%s\", str);"
print "\telse if (decimal)"
print "\t\tprintf(\"%lu\", val);"
print "\telse"
print "\t\tprintf(\"%#lx\", val);"
} else {
print "\treturn (str);"
}
print "}"
}
'