source: mainline/uspace/lib/c/Makefile@ 48974d6

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 48974d6 was e0a4686, checked in by Jiří Zárevúcky <zarevucky.jiri@…>, 7 years ago

Introduce context_swap() and use it to simplify fibril implementation.

This wraps the use of context_save()/context_restore(), to provide a more
natural (and easier to understand) control flow. The patch also hides the
details of the underlying context, requiring the use of context_get_pc()
to acquire program counter. This might allow context_swap() to only store
one pointer in the context, storing the remaining information in its stack
frame. However, that is not done in this patch.

  • Property mode set to 100644
File size: 5.9 KB
RevLine 
[0e4ab80]1#
[df4ed85]2# Copyright (c) 2005 Martin Decky
[079f440]3# Copyright (c) 2007 Jakub Jermar
[0e4ab80]4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9#
10# - Redistributions of source code must retain the above copyright
11# notice, this list of conditions and the following disclaimer.
12# - Redistributions in binary form must reproduce the above copyright
13# notice, this list of conditions and the following disclaimer in the
14# documentation and/or other materials provided with the distribution.
15# - The name of the author may not be used to endorse or promote products
16# derived from this software without specific prior written permission.
17#
18# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28#
[3eddaff]29
[1b1164e8]30USPACE_PREFIX = ../..
31ROOT_PATH = $(USPACE_PREFIX)/..
[079f440]32
[1b1164e8]33CONFIG_MAKEFILE = $(ROOT_PATH)/Makefile.config
34
[c53d906]35LINKER_SCRIPTS = \
36 $(LIBC_PREFIX)/arch/$(UARCH)/_link.ld \
[729f774f]37 $(LIBC_PREFIX)/arch/$(UARCH)/_link-loader.ld \
38 $(LIBC_PREFIX)/arch/$(UARCH)/_link-shlib.ld \
39 $(LIBC_PREFIX)/arch/$(UARCH)/_link-dlexe.ld
[c53d906]40
[b639d56]41PRE_DEPEND =
[c53d906]42EXTRA_OUTPUT = $(LINKER_SCRIPTS)
[b639d56]43EXTRA_CLEAN = $(LINKER_SCRIPTS)
[4196304]44LIBRARY = libc
[c631734]45SOVERSION = 0.0
[ec3e2ed]46
[1b1164e8]47-include $(CONFIG_MAKEFILE)
48-include arch/$(UARCH)/Makefile.inc
[079f440]49
[21365c0]50ARCH_AUTOGENS_H := $(addsuffix .h,$(basename $(ARCH_AUTOGENS_AG)))
51ARCH_AUTOGENS_PROBE_C := $(addsuffix .ag.probe.c,$(basename $(ARCH_AUTOGENS_AG)))
52ARCH_AUTOGENS_PROBE_S := $(addsuffix .ag.probe.s,$(basename $(ARCH_AUTOGENS_AG)))
53
54PRE_DEPEND += $(ARCH_AUTOGENS_H)
55EXTRA_CLEAN += $(ARCH_AUTOGENS_H) $(ARCH_AUTOGENS_PROBE_C) $(ARCH_AUTOGENS_PROBE_S)
56
[079f440]57GENERIC_SOURCES = \
58 generic/libc.c \
59 generic/ddi.c \
60 generic/as.c \
[4802dd7]61 generic/bd.c \
62 generic/bd_srv.c \
[719a208]63 generic/perm.c \
[6c4eedf]64 generic/cap.c \
[079f440]65 generic/clipboard.c \
[1a2befb]66 generic/config.c \
[e0a4686]67 generic/context.c \
[92c1680]68 generic/corecfg.c \
[729fa2d6]69 generic/devman.c \
[5cd136ab]70 generic/device/hw_res.c \
[00d7e1b]71 generic/device/hw_res_parsed.c \
[48bd6f4]72 generic/device/pio_window.c \
[02b38730]73 generic/device/clock_dev.c \
[1e94e09]74 generic/device/led_dev.c \
[d4067a7]75 generic/dirent.c \
[bd88bee]76 generic/dhcp.c \
[31e9fe0]77 generic/dnsr.c \
[c6f1eb05]78 generic/dlfcn.c \
[bfdb5af1]79 generic/elf/elf_load.c \
[17341d4]80 generic/elf/elf_mod.c \
[079f440]81 generic/event.c \
82 generic/errno.c \
[f2460a50]83 generic/gsort.c \
[15f3c3f]84 generic/loc.c \
[079f440]85 generic/mem.c \
[19f857a]86 generic/str.c \
[2721a75]87 generic/str_error.c \
[d39c46e0]88 generic/strtol.c \
[749f18c5]89 generic/l18n/langs.c \
[079f440]90 generic/fibril.c \
91 generic/fibril_synch.c \
92 generic/pcb.c \
93 generic/smc.c \
[43b8c65]94 generic/smp_memory_barrier.c \
[079f440]95 generic/thread.c \
96 generic/tls.c \
97 generic/task.c \
98 generic/futex.c \
[9854a8f]99 generic/imath.c \
[3495654]100 generic/inet/addr.c \
[fab2746]101 generic/inet/endpoint.c \
[a62ceaf]102 generic/inet/host.c \
103 generic/inet/hostname.c \
104 generic/inet/hostport.c \
[fab2746]105 generic/inet/tcp.c \
106 generic/inet/udp.c \
[c76e926]107 generic/inet.c \
[0e25780]108 generic/inetcfg.c \
[6428115]109 generic/inetping.c \
[079f440]110 generic/io/asprintf.c \
[111d2d6]111 generic/io/input.c \
[079f440]112 generic/io/io.c \
[75751db6]113 generic/io/chardev.c \
114 generic/io/chardev_srv.c \
[6d5e378]115 generic/io/chargrid.c \
116 generic/io/output.c \
[079f440]117 generic/io/printf.c \
[9b415c9]118 generic/io/log.c \
[669f5cae]119 generic/io/logctl.c \
[6fa9a99d]120 generic/io/kio.c \
[079f440]121 generic/io/klog.c \
[c4c6025]122 generic/io/serial.c \
[079f440]123 generic/io/snprintf.c \
124 generic/io/vprintf.c \
125 generic/io/vsnprintf.c \
126 generic/io/printf_core.c \
[5d94b16c]127 generic/io/con_srv.c \
[079f440]128 generic/io/console.c \
[5e962ad]129 generic/io/table.c \
[6d5e378]130 generic/io/visualizer.c \
131 generic/io/window.c \
[f834f90d]132 generic/iplink.c \
133 generic/iplink_srv.c \
[869d936]134 generic/irc.c \
[8820544]135 generic/irq.c \
[34b9299]136 generic/ieee_double.c \
137 generic/power_of_ten.c \
138 generic/double_to_str.c \
[079f440]139 generic/malloc.c \
140 generic/sysinfo.c \
141 generic/ipc.c \
[79ae36dd]142 generic/ns.c \
[079f440]143 generic/async.c \
144 generic/loader.c \
145 generic/getopt.c \
[d51beba3]146 generic/adt/checksum.c \
[7a6065c]147 generic/adt/circ_buf.c \
[a99330e]148 generic/adt/list.c \
149 generic/adt/hash_table.c \
[838ea8aa]150 generic/adt/odict.c \
[4e1a2f5]151 generic/adt/prodcons.c \
[079f440]152 generic/time.c \
[b942a66]153 generic/stdio.c \
[079f440]154 generic/stdlib.c \
155 generic/udebug.c \
156 generic/vfs/canonify.c \
[438f355]157 generic/vfs/inbox.c \
158 generic/vfs/mtab.c \
[d4067a7]159 generic/vfs/vfs.c \
[af2254ec]160 generic/rcu.c \
[a070eff]161 generic/setjmp.c \
[0aae87a6]162 generic/stack.c \
[0a72efc]163 generic/stacktrace.c \
[88dea9d]164 generic/arg_parse.c \
[04803bf]165 generic/stats.c \
[acc0efb]166 generic/assert.c \
[22fb7ab]167 generic/pio_trace.c \
[f2460a50]168 generic/qsort.c \
[70815a24]169 generic/uuid.c \
[22fb7ab]170 generic/vbd.c \
171 generic/vol.c
[7fb3f1c]172
[79ae36dd]173ifeq ($(CONFIG_RTLD),y)
[7fb3f1c]174 GENERIC_SOURCES += \
[8a1fb09]175 generic/rtld/rtld.c \
176 generic/rtld/dynamic.c \
177 generic/rtld/module.c \
178 generic/rtld/symbol.c
[7fb3f1c]179endif
[079f440]180
181SOURCES = \
182 $(GENERIC_SOURCES) \
183 $(ARCH_SOURCES)
184
[2bff9860]185TEST_SOURCES = \
[7a6065c]186 test/adt/circ_buf.c \
[12dcd5f]187 test/fibril/timer.c \
[2bff9860]188 test/main.c \
[5e962ad]189 test/io/table.c \
[838ea8aa]190 test/odict.c \
[f2460a50]191 test/qsort.c \
[a18a8b9]192 test/sprintf.c \
193 test/str.c
[2bff9860]194
[1b1164e8]195include $(USPACE_PREFIX)/Makefile.common
[079f440]196
[21365c0]197%.h: %.ag
198 $(AUTOGEN) probe $< >$<.probe.c
[a0a273e]199 $(CC_AUTOGEN) $(DEFS) $(CFLAGS) -S -o $<.probe.s $<.probe.c
[3061bc1]200 $(AUTOGEN) generate $< <$<.probe.s >$@
[21365c0]201
[c53d906]202$(LIBC_PREFIX)/arch/$(UARCH)/_link.ld: $(LIBC_PREFIX)/arch/$(UARCH)/_link.ld.in
[1570759b]203 $(CC) $(DEFS) $(CFLAGS) -DLIBC_PATH=$(CURDIR) -E -x c $< | grep -v "^\#" > $@
[4196304]204
[c53d906]205$(LIBC_PREFIX)/arch/$(UARCH)/_link-loader.ld: $(LIBC_PREFIX)/arch/$(UARCH)/_link.ld.in
[1570759b]206 $(CC) $(DEFS) $(CFLAGS) -DLIBC_PATH=$(CURDIR) -DLOADER -E -x c $< | grep -v "^\#" > $@
[c53d906]207
[729f774f]208$(LIBC_PREFIX)/arch/$(UARCH)/_link-shlib.ld: $(LIBC_PREFIX)/arch/$(UARCH)/_link.ld.in
[1570759b]209 $(CC) $(DEFS) $(CFLAGS) -DLIBC_PATH=$(CURDIR) -DSHLIB -E -x c $< | grep -v "^\#" > $@
[729f774f]210
211$(LIBC_PREFIX)/arch/$(UARCH)/_link-dlexe.ld: $(LIBC_PREFIX)/arch/$(UARCH)/_link.ld.in
[1570759b]212 $(CC) $(DEFS) $(CFLAGS) -DLIBC_PATH=$(CURDIR) -DDLEXE -E -x c $< | grep -v "^\#" > $@
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