1 # Copyright (C) 1991, 1992, 1993 Free Software Foundation, Inc.
2 # This file is part of the GNU C Library.
4 # The GNU C Library is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU Library General Public License
6 # as published by the Free Software Foundation; either version 2 of
7 # the License, or (at your option) any later version.
9 # The GNU C Library is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # Library General Public License for more details.
14 # You should have received a copy of the GNU Library General Public
15 # License along with the GNU C Library; see the file COPYING.LIB. If
16 # not, write to the Free Software Foundation, Inc., 675 Mass Ave,
17 # Cambridge, MA 02139, USA.
21 distribute = Machrules syscalls.awk shortcut.awk
23 headers = mach_init.h mach.h mach-shortcuts.h \
24 $(addprefix mach/,$(mach-headers)) \
25 # $(interface-headers)
26 generated = mach-shortcuts.h $(interface-headers)
29 mach-headers := host_info.h kern_return.h \
30 mach_param.h mach_types.h \
32 message.h mig_errors.h msg_type.h \
33 policy.h port.h processor_info.h \
34 std_types.h task_info.h task_special_ports.h \
35 thread_info.h thread_special_ports.h \
36 thread_status.h thread_switch.h time_value.h \
37 vm_attributes.h vm_inherit.h vm_prot.h \
41 user-interfaces := $(addprefix mach/,mach_interface mach_port mach_host \
42 default_pager_object \
44 memory_object_default \
47 $(addprefix device/,device device_request)
48 # device_reply is giving me headaches because of userprefix
49 server-interfaces := # mach/__exc mach/exc
51 routines = $(interface-routines) \
52 $(filter-out syscall_%,$(mach-syscalls)) \
53 $(addprefix __,$(mach-syscalls)) \
54 $(mach-shortcuts) $(addprefix __,$(mach-shortcuts)) \
55 mach_init vm_page_size \
56 mig_strncpy __mig_strncpy __msg msg \
57 mig_support mig_support_syms \
58 msg_destroy msg_server msg_server_t \
59 __msg_destroy __msg_server \
60 devstream bootprivport # privports
68 # Define mach-syscalls and sysno-*.
70 include $(objpfx)mach-syscalls.mk
72 $(objpfx)mach-syscalls.mk: mach/syscall_sw.h syscalls.awk
74 sed -n -e '/Unix server implement them/,$$d' \
75 -e 's/^kernel_trap(\(.*\),\([-0-9]*\),[0-9]*)$$/\1 \2/p' \
76 < $< | awk -f $(word 2,$^) > $@-new
78 generated := $(generated) $(objpfx)mach-syscalls.mk
81 $(mach-syscalls:%=$(objpfx)__%.S): $(objpfx)__%.S: $(objpfx)mach-syscalls.mk
82 (echo '#include <sysdep.h>'; \
83 echo 'SYSCALL_TRAP (__$*, $(sysno-$*))') > $@-new
85 $(mach-syscalls:%=$(objpfx)%.c): $(objpfx)%.c:
86 (echo '#include <gnu-stabs.h>'; \
87 echo 'symbol_alias (__$*, $*)') > $@-new
89 generated := $(generated) \
90 $(mach-syscalls:%=$(objpfx)__%.S) \
91 $(mach-syscalls:%=$(objpfx)%.c)
94 mach-shortcuts := $(patsubst syscall_%,%,$(filter syscall_%,$(mach-syscalls)))
97 # Forget about mach_interface.defs for this run. On the next run,
98 # $(mach-shortcuts) will be set, and that will change how
99 # mach_interface.defs is processed: it will get the -D flags below.
100 user-interfaces := $(filter-out mach/mach_interface \
101 mach/mach_port mach/mach_host,\
105 # Make the MiG stubs for $(mach-shortcuts) be CALL_rpc.
106 migdefines := $(migdefines) \
107 $(foreach call,$(mach-shortcuts),-D$(call)=$(call)_rpc)
108 mach/mach_interface.uh mach/mach_port.uh: $(objpfx)mach-syscalls.mk
111 $(mach-shortcuts:%=__%.c): __%.c: shortcut.awk __%_rpc.c
112 gawk -v call=__$* -v rpc=__$*_rpc -v syscall=__syscall_$* \
116 # The shortcut calls have had their names changed to CALL_rpc, so
117 # CALL_rpc.c is being generated with a symbol alias to __CALL_rpc.
118 # We also want CALL.c with an alias to __CALL.
119 $(mach-shortcuts:%=%.c):
120 (echo '#include <gnu-stabs.h>'; \
121 echo 'symbol_alias (__$*, $*)') > $@-new
123 generated := $(generated) $(mach-shortcuts:%=%.c)
125 # Generate mach-shortcuts.h, which will contain the prototypes for the
126 # shortcutted kernel RPC functions.
127 $(objpfx)mach-shortcuts.h: mach/mach_interface.uh mach/mach_port.uh
128 # The first line gets us one paragraph per line, with @s separating real lines.
129 # The second line selects paragraphs for the shortcutted functions.
130 # The third line removes `_rpc' from the names and rerealifies the lines.
131 cat $^ | tr \\012 @ | sed s/@@/@%/g | tr % \\012 \
132 | grep '^/\* Routine [a-z0-9_]*_rpc \*/' \
133 | sed 's/_rpc//' | tr @ \\012 > $@-new
135 endif # mach-shortcuts
141 # There is already a mach.h, so mach.defs generates mach_interface.h.
142 mach/mach_interface.defs: mach/mach.defs
144 # There is already a memory_object.h,
145 # so memory_object.defs generates memory_object_user.h.
146 mach/memory_object_user.defs: mach/memory_object.defs
148 generated := $(generated) mach/mach.defs mach/memory_object_user.defs
150 # Be sure not to make these with implicit rules from foo.defs.
151 $(filter-out $(interface-headers),$(headers)) : ;