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 \
43 memory_object_default \
45 $(addprefix device/,device device_request)
46 # device_reply is giving me headaches because of userprefix
47 server-interfaces := # mach/__exc mach/exc
49 routines = $(interface-routines) \
50 $(filter-out syscall_%,$(mach-syscalls)) \
51 $(addprefix __,$(mach-syscalls)) \
52 $(mach-shortcuts) $(addprefix __,$(mach-shortcuts)) \
53 mach_init vm_page_size \
54 mig_strncpy __msg msg \
55 mig_support mig_syms \
56 msg_destroy msg_server msg_server_t \
57 __msg_dest __msg_server \
58 devstream bootprivport # privports
65 include ../Makeconfig # To get objpfx defined.
67 # Define mach-syscalls and sysno-*.
69 include $(objpfx)mach-syscalls.mk
71 $(objpfx)mach-syscalls.mk: mach/syscall_sw.h syscalls.awk
73 sed -n -e '/Unix server implement them/,$$d' \
74 -e 's/^kernel_trap(\(.*\),\([-0-9]*\),[0-9]*)$$/\1 \2/p' \
75 < $< | awk -f $(word 2,$^) > $@-new
77 generated += mach-syscalls.mk
80 # We cannot make the deps properly until we know how to make the system
81 # call functions, and for that we must know what they all are.
84 $(mach-syscalls:%=$(objpfx)__%.S): $(objpfx)__%.S: $(objpfx)mach-syscalls.mk
85 (echo '#include <sysdep.h>'; \
86 echo 'SYSCALL_TRAP (__$*, $(sysno-$*))') > $@-new
88 $(mach-syscalls:%=$(objpfx)%.c): $(objpfx)%.c:
89 (echo '#include <gnu-stabs.h>'; \
90 echo 'symbol_alias (__$*, $*)') > $@-new
92 generated += $(mach-syscalls:%=__%.S) \
93 $(mach-syscalls:%=%.c)
96 mach-shortcuts := $(patsubst syscall_%,%,$(filter syscall_%,$(mach-syscalls)))
99 # Forget about mach_interface.defs for this run. On the next run,
100 # $(mach-shortcuts) will be set, and that will change how
101 # mach_interface.defs is processed: it will get the -D flags below.
102 user-interfaces := $(filter-out mach/mach_interface \
103 mach/mach_port mach/mach_host,\
107 # Make the MiG stubs for $(mach-shortcuts) be CALL_rpc.
108 migdefines += $(foreach call,$(mach-shortcuts),-D$(call)=$(call)_rpc)
109 mach/mach_interface.uh mach/mach_port.uh: $(objpfx)mach-syscalls.mk
112 $(mach-shortcuts:%=$(objpfx)__%.c): $(objpfx)__%.c: shortcut.awk \
114 gawk -v call=__$* -v rpc=__$*_rpc -v syscall=__syscall_$* \
118 # The shortcut calls have had their names changed to CALL_rpc, so
119 # CALL_rpc.c is being generated with a symbol alias to __CALL_rpc.
120 # We also want CALL.c with an alias to __CALL.
121 $(mach-shortcuts:%=$(objpfx)%.c): $(objpfx)%.c:
122 (echo '#include <gnu-stabs.h>'; \
123 echo 'symbol_alias (__$*, $*)') > $@-new
125 generated += $(mach-shortcuts:%=%.c)
126 endif # mach-shortcuts
128 # Generate mach-shortcuts.h, which will contain the prototypes for the
129 # shortcutted kernel RPC functions.
130 $(objpfx)mach-shortcuts.h: $(objpfx)mach/mach_interface.h \
131 $(objpfx)mach/mach_port.h
132 # The first line gets us one paragraph per line, with @s separating real lines.
133 # The second line selects paragraphs for the shortcutted functions.
134 # The third line removes `_rpc' from the names and rerealifies the lines.
135 cat $^ | tr \\012 @ | sed s/@@/@%/g | tr % \\012 \
136 | grep '^/\* Routine [a-z0-9_]*_rpc \*/' \
137 | sed 's/_rpc//g' | tr @ \\012 > $@-new
140 before-compile += $(objpfx)mach-shortcuts.h
147 # There is already a mach.h, so mach.defs generates mach_interface.h.
148 mach/mach_interface.defs: mach/mach.defs
150 # There is already a memory_object.h,
151 # so memory_object.defs generates memory_object_user.h.
152 mach/memory_object_user.defs: mach/memory_object.defs
154 generated += mach/mach.defs mach/memory_object_user.defs
156 # Be sure not to make these with implicit rules from foo.defs.
157 mach.h mach/memory_object.h: ;