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)) \
26 dont_distribute := mach-shortcuts.h # Generated
27 clean-extras := mach-shortcuts.h
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 \
40 user-interfaces := $(addprefix mach/,mach_interface mach_port mach_host \
41 default_pager_object \
43 memory_object_default \
46 $(addprefix device/,device device_request)
47 # device_reply is giving me headaches because of userprefix
48 server-interfaces := # mach/__exc mach/exc
50 routines = $(interface-routines) \
51 $(filter-out syscall_%,$(mach-syscalls)) \
52 $(addprefix __,$(mach-syscalls)) \
53 $(mach-shortcuts) $(addprefix __,$(mach-shortcuts)) \
54 mach_init vm_page_size \
55 mig_strncpy __mig_strncpy __msg msg \
56 mig_support mig_support_syms \
57 msg_destroy msg_server msg_server_t \
58 __msg_destroy __msg_server \
59 devstream bootprivport privports
67 # Define mach-syscalls and sysno-*.
68 include $(objpfx)mach-syscalls.mk
69 $(objpfx)mach-syscalls.mk: mach/syscall_sw.h syscalls.awk
71 sed -n -e '/Unix server implement them/,$$d' \
72 -e 's/^kernel_trap(\(.*\),\([-0-9]*\),[0-9]*)$$/\1 \2/p' \
73 < $< | awk -f $(word 2,$^) > $@-new
75 generated := $(generated) $(objpfx)mach-syscalls.mk
78 $(mach-syscalls:%=$(objpfx)__%.S): $(objpfx)__%.S: $(objpfx)mach-syscalls.mk
79 (echo '#include <sysdep.h>'; \
80 echo 'SYSCALL_TRAP (__$*, $(sysno-$*))') > $@-new
82 $(mach-syscalls:%=$(objpfx)%.c): $(objpfx)%.c:
83 (echo '#include <gnu-stabs.h>'; \
84 echo 'symbol_alias (__$*, $*)') > $@-new
86 generated := $(generated) \
87 $(mach-syscalls:%=$(objpfx)__%.S) \
88 $(mach-syscalls:%=$(objpfx)%.c)
91 mach-shortcuts := $(patsubst syscall_%,%,$(filter syscall_%,$(mach-syscalls)))
94 # Forget about mach_interface.defs for this run. On the next run,
95 # $(mach-shortcuts) will be set, and that will change how
96 # mach_interface.defs is processed: it will get the -D flags below.
97 user-interfaces := $(filter-out mach/mach_interface
98 mach/mach_port mach/mach_host,\
102 # Make the MiG stubs for $(mach-shortcuts) be CALL_rpc.
103 migdefines := $(migdefines) \
104 $(foreach call,$(mach-shortcuts),-D$(call)=$(call)_rpc)
105 mach/mach_interface.uh mach/mach_port.uh: $(objpfx)mach-syscalls.mk
108 $(mach-shortcuts:%=__%.c): __%.c: shortcut.awk __%_rpc.c
109 gawk -v call=__$* -v rpc=__$*_rpc -v syscall=__syscall_$* \
113 # The shortcut calls have had their names changed to CALL_rpc, so
114 # CALL_rpc.c is being generated with a symbol alias to __CALL_rpc.
115 # We also want CALL.c with an alias to __CALL.
116 $(mach-shortcuts:%=%.c):
117 (echo '#include <gnu-stabs.h>'; \
118 echo 'symbol_alias (__$*, $*)') > $@-new
120 generated := $(generated) $(mach-shortcuts:%=%.c)
122 # Generate mach-shortcuts.h, which will contain the prototypes for the
123 # shortcutted kernel RPC functions.
124 $(objpfx)mach-shortcuts.h: mach/mach_interface.uh mach/mach_port.uh
125 # The first line gets us one paragraph per line, with @s separating real lines.
126 # The second line selects paragraphs for the shortcutted functions.
127 # The third line removes `_rpc' from the names and rerealifies the lines.
128 cat $^ | tr \\012 @ | sed s/@@/@%/g | tr % \\012 \
129 | grep '^/\* Routine [a-z0-9_]*_rpc \*/' \
130 | sed 's/_rpc//' | tr @ \\012 > $@-new
132 endif # mach-shortcuts
138 # There is already a mach.h, so mach.defs generates mach_interface.h.
139 mach/mach_interface.defs: mach/mach.defs
141 # There is already a memory_object.h,
142 # so memory_object.defs generates memory_object_user.h.
143 mach/memory_object_user.defs: mach/memory_object.defs
145 generated := $(generated) mach/mach.defs mach/memory_object_user.defs
147 # Be sure not to make these with implicit rules from foo.defs.
148 $(filter-out $(interface-headers),$(headers)) : ;