xref: /freebsd/sys/conf/sysent.mk (revision e17f5b1d)
1# $FreeBSD$
2
3# Don't use an OBJDIR
4.OBJDIR: ${.CURDIR}
5
6.include <bsd.sysdir.mk>
7.include <src.lua.mk>
8
9COMMON_GENERATED=	proto.h		\
10			syscall.h	\
11			syscalls.c	\
12			sysent.c	\
13			systrace_args.c
14
15GENERATED_PREFIX?=
16GENERATED?=	${COMMON_GENERATED:S/^/${GENERATED_PREFIX}/}
17SYSENT_FILE?=	syscalls.master
18SYSENT_CONF?=	syscalls.conf
19
20# Including Makefile should override SYSENT_FILE and SYSENT_CONF as needed,
21# and set GENERATED.
22SRCS+=	${SYSENT_FILE}
23SRCS+=	${SYSENT_CONF}
24
25# Ensure that the target gets updated if the capabilities file is modified,
26# even though it is not an explicit input to makesyscalls.lua.  For some
27# targets, like Linux system calls, this is unnecessary, but a spurious rebuild
28# is both rare and harmless.
29CAPABILITIES_CONF?= ${SYSDIR}/kern/capabilities.conf
30SRCS+=	${CAPABILITIES_CONF}
31
32MAKESYSCALLS_INTERP?=	${LUA}
33MAKESYSCALLS_SCRIPT?=	${SYSDIR}/tools/makesyscalls.lua
34MAKESYSCALLS=	${MAKESYSCALLS_INTERP} ${MAKESYSCALLS_SCRIPT}
35
36all:
37	@echo "make sysent only"
38
39# We .ORDER these explicitly so that we only run MAKESYSCALLS once, rather than
40# potentially once for each ${GENERATED} file.
41.ORDER: ${GENERATED}
42sysent: ${GENERATED}
43
44${GENERATED}: ${MAKESYSCALLS_SCRIPT} ${SRCS}
45	${MAKESYSCALLS} ${SYSENT_FILE} ${SYSENT_CONF}
46