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3c5edd4d | 1 | # Copyright (C) 1991,92,93,94,95,96,97,98,99 Free Software Foundation, Inc. |
28f540f4 RM |
2 | # This file is part of the GNU C Library. |
3 | ||
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 as | |
6 | # published by the Free Software Foundation; either version 2 of the | |
7 | # License, or (at your option) any later version. | |
8 | ||
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. | |
13 | ||
14 | # You should have received a copy of the GNU Library General Public | |
ae1025be UD |
15 | # License along with the GNU C Library; see the file COPYING.LIB. If not, |
16 | # write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
17 | # Boston, MA 02111-1307, USA. | |
28f540f4 RM |
18 | |
19 | # | |
20 | # Rules for making a subdirectory in the GNU C library. | |
21 | # Each subdirectory Makefile defines some variables and includes this. | |
22 | # | |
23 | ifneq (,) | |
24 | This makefile requires GNU Make. | |
25 | endif | |
26 | ||
27 | all: # Don't let the default goal come from Makeconfig. | |
28 | ||
29 | include ../Makeconfig | |
30 | ||
31 | ifndef subdir | |
32 | Each subdirectory makefile must define the `subdir' variable. | |
33 | endif | |
c7562c74 | 34 | # This ` unconfuses emacs. |
28f540f4 RM |
35 | # This is benign and useless in GNU make before 3.63. |
36 | export subdir := $(subdir) | |
37 | \f | |
38 | # This is the default target; it makes the library and auxiliary programs. | |
39 | .PHONY: all | |
96f873b9 | 40 | all: objs lib others |
28f540f4 | 41 | |
0413b54c | 42 | ifeq ($(build-programs),yes) |
a182affd | 43 | others: $(addprefix $(objpfx),$(extra-objs) \ |
1ef32c3d UD |
44 | $(install-lib) $(install-bin) \ |
45 | $(install-rootsbin) $(install-sbin)) | |
0413b54c UD |
46 | else |
47 | others: $(addprefix $(objpfx),$(extra-objs) \ | |
48 | $(install-lib)) | |
49 | endif | |
a182affd | 50 | |
28f540f4 RM |
51 | ifneq "$(findstring env,$(origin headers))" "" |
52 | headers := | |
53 | endif | |
54 | ||
55 | ifneq "$(findstring env,$(origin generated))" "" | |
56 | generated := | |
57 | endif | |
58 | ||
924840c5 TBB |
59 | ifneq "$(findstring env,$(origin common-generated))" "" |
60 | common-generated := | |
61 | endif | |
62 | ||
28f540f4 RM |
63 | include ../Makerules |
64 | ||
65 | .PHONY: subdir_lib | |
3bbceb12 | 66 | subdir_lib: lib-noranlib |
28f540f4 RM |
67 | |
68 | # Some subdirs need to install a dummy library. | |
69 | # They can use "$(objpfx)libfnord.a: $(dep-dummy-lib); $(make-dummy-lib)". | |
6e953631 | 70 | dep-dummy-lib = $(common-objpfx)dummy.o |
28f540f4 RM |
71 | define make-dummy-lib |
72 | $(AR) cr$(verbose) $@ $< | |
73 | endef | |
74015205 | 74 | |
6e953631 | 75 | $(common-objpfx)dummy.c: |
f0097fa0 | 76 | rm -f $@ |
11336c16 | 77 | echo 'void __dummy__ (void) { }' > $@ |
28f540f4 | 78 | \f |
6d52618b | 79 | # This makes all the auxiliary and test programs. |
28f540f4 RM |
80 | |
81 | .PHONY: others tests | |
0413b54c | 82 | ifeq ($(build-programs),yes) |
414fd335 | 83 | others: $(addprefix $(objpfx),$(others) $(sysdep-others) $(extra-objs)) |
0413b54c UD |
84 | else |
85 | others: $(addprefix $(objpfx),$(extra-objs)) | |
86 | endif | |
28f540f4 | 87 | ifeq ($(cross-compiling),yes) |
7cabd57c | 88 | tests: $(addprefix $(objpfx),$(tests) $(test-srcs)) |
28f540f4 | 89 | else |
786a5421 | 90 | tests: $(tests:%=$(objpfx)%.out) |
786a5421 | 91 | endif |
28f540f4 | 92 | |
0413b54c | 93 | ifeq ($(build-programs),yes) |
414fd335 | 94 | binaries-all = $(others) $(sysdep-others) $(tests) $(test-srcs) |
3c5edd4d | 95 | binaries-static = $(others-static) |
0413b54c | 96 | else |
e1586792 | 97 | binaries-all = $(tests) $(test-srcs) |
3c5edd4d | 98 | binaries-static = |
e1586792 UD |
99 | endif |
100 | ||
101 | binaries-shared = $(filter-out $(binaries-static), $(binaries-all)) | |
102 | ||
103 | ifneq "$(strip $(binaries-shared))" "" | |
104 | $(addprefix $(objpfx),$(binaries-shared)): %: %.o \ | |
9992e360 | 105 | $(sort $(filter $(common-objpfx)lib%,$(link-libc))) \ |
0413b54c UD |
106 | $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit) |
107 | $(+link) | |
108 | endif | |
e1586792 UD |
109 | |
110 | ifneq "$(strip $(binaries-static))" "" | |
111 | $(addprefix $(objpfx),$(binaries-static)): %: %.o \ | |
9992e360 | 112 | $(sort $(filter $(common-objpfx)lib%,$(link-libc-static))) \ |
e1586792 UD |
113 | $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit) |
114 | $(+link-static) | |
0413b54c | 115 | endif |
28f540f4 | 116 | |
e61abf83 | 117 | ifneq "$(strip $(tests) $(test-srcs))" "" |
28f540f4 RM |
118 | # These are the implicit rules for making test outputs |
119 | # from the test programs and whatever input files are present. | |
196980f5 | 120 | $(objpfx)%.out: %.args $(objpfx)% %.input |
fa0bc87c | 121 | $($*-ENV) $(built-program-cmd) `cat $(word 1,$^)` < $(word 3,$^) > $@ |
196980f5 | 122 | $(objpfx)%.out: %.args $(objpfx)% |
fa0bc87c | 123 | $($*-ENV) $(built-program-cmd) `cat $(word 1,$^)` > $@ |
196980f5 | 124 | $(objpfx)%.out: %.input $(objpfx)% |
fa0bc87c | 125 | $($*-ENV) $(built-program-cmd) < $(word 1,$^) > $@ |
196980f5 | 126 | $(objpfx)%.out: /dev/null $(objpfx)% # Make it 2nd arg for canned sequence. |
fa0bc87c | 127 | $($*-ENV) $(built-program-cmd) > $@ |
28f540f4 RM |
128 | endif # tests |
129 | \f | |
130 | .PHONY: distclean realclean subdir_distclean subdir_realclean \ | |
3c5edd4d | 131 | subdir_clean subdir_mostlyclean subdir_testclean |
28f540f4 RM |
132 | subdir_mostlyclean: mostlyclean |
133 | subdir_clean: clean | |
134 | subdir_distclean: distclean | |
135 | subdir_realclean: realclean | |
3c5edd4d | 136 | subdir_testclean: do-tests-clean |
28f540f4 RM |
137 | realclean: distclean |
138 | distclean: clean | |
139 | ||
140 | .PHONY: subdir_echo-headers | |
141 | subdir_echo-headers: echo-headers | |
142 | ||
143 | .PHONY: subdir_echo-distinfo | |
144 | subdir_echo-distinfo: | |
d705269e | 145 | @echo $(addprefix +header+,$(headers) $(filter %.h,$(distribute))) \ |
924840c5 | 146 | $(addprefix +nodist+,$(generated) $(common-generated) $(dont_distribute)) |
28f540f4 RM |
147 | |
148 | # We want to install everything except the library itself, but update all | |
149 | # our portions of the library because the parent make will install it later | |
150 | # (likewise the stubs file). | |
151 | .PHONY: subdir_install | |
613a76ff | 152 | subdir_install: install-no-libc.a lib-noranlib stubs |
28f540f4 RM |
153 | |
154 | .PHONY: subdir_TAGS subdir_dist | |
155 | subdir_TAGS: TAGS | |
156 | subdir_dist: dist | |
157 | ||
158 | # Convenient target to update all the generated source files. | |
159 | .PHONY: generated | |
acf51e02 TBB |
160 | generated: $(addprefix $(common-objpfx),$(common-generated)) \ |
161 | $(addprefix $(objpfx),$(generated)) | |
5790c439 | 162 | |
bd78530f UD |
163 | # Target required by the Hurd to ensure that all the MiG-generated |
164 | # headers are in place before building a subdirectory. | |
165 | .PHONY: before-compile | |
166 | before-compile: $(before-compile) | |
167 | ||
3c5edd4d UD |
168 | $(common-objpfx)dummy.o: $(common-objpfx)dummy.c $(before-compile); |
169 | $(compile-command.c) | |
7ef90c15 UD |
170 | |
171 | # There's no good place to put this - here will do. | |
172 | # The dependencies are wrong if it's run from the top level. | |
173 | ifeq ($(filter %posix, $(sysdirs)),) | |
174 | L_tmpnam = 1 | |
175 | TMP_MAX = 0 | |
176 | L_ctermid = 1 | |
177 | L_cuserid = 1 | |
178 | else | |
431f91ba | 179 | L_tmpnam = 20 |
7ef90c15 UD |
180 | TMP_MAX = 238328 |
181 | L_ctermid = 9 | |
182 | L_cuserid = 9 | |
183 | endif | |
99e46354 | 184 | stdio_lim = $(common-objpfx)bits/stdio_lim.h |
7ef90c15 | 185 | |
99e46354 UD |
186 | $(stdio_lim:lim.h=%.h) $(stdio_lim:lim.h=%.d): $(stdio_lim:lim.h=%.st); @: |
187 | $(stdio_lim:h=st): $(..)stdio-common/stdio_lim.h.in $(..)Rules \ | |
188 | $(common-objpfx)config.make | |
7ef90c15 UD |
189 | $(make-target-directory) |
190 | echo '#include "$(..)posix/bits/posix1_lim.h"' | \ | |
99e46354 UD |
191 | SUNPRO_DEPENDENCIES='$(@:st=dT) $@' \ |
192 | $(CC) $(+includes) -E -dM -xc - -o $(@:st=hT) | |
193 | ifdef sed-remove-objpfx | |
194 | sed $(sed-remove-objpfx) $(@:st=dT) > $(@:st=dt) | |
195 | mv -f $(@:st=dt) $(@:st=d) | |
196 | else | |
197 | mv -f $(@:st=dT) $(@:st=d) | |
198 | endif | |
199 | fopen_max=`sed -n 's/^#define OPEN_MAX //p' $(@:st=hT)`; \ | |
200 | filename_max=`sed -n 's/^#define PATH_MAX //p' $(@:st=hT)`; \ | |
7ef90c15 UD |
201 | fopen_max=$${fopen_max:-16}; \ |
202 | filename_max=$${filename_max:-1024}; \ | |
203 | sed -e "s/@FOPEN_MAX@/$$fopen_max/" \ | |
204 | -e "s/@FILENAME_MAX@/$$filename_max/" \ | |
205 | -e "s/@L_tmpnam@/$(L_tmpnam)/" \ | |
206 | -e "s/@TMP_MAX@/$(TMP_MAX)/" \ | |
207 | -e "s/@L_ctermid@/$(L_ctermid)/" \ | |
208 | -e "s/@L_cuserid@/$(L_cuserid)/" \ | |
99e46354 UD |
209 | $< > $(@:st=h.new) |
210 | $(move-if-change) $(@:st=h.new) $(@:st=h) | |
7ef90c15 | 211 | # Remove these last so that they can be examined if something went wrong. |
99e46354 UD |
212 | rm -f $(@:st=hT) $(@:st=dT) |
213 | touch $@ | |
7ef90c15 UD |
214 | # Get dependencies. |
215 | ifndef no_deps | |
99e46354 | 216 | -include $(stdio_lim:h=d) |
7ef90c15 | 217 | endif |
99e46354 | 218 | common-generated += bits/stdio_lim.h bits/stdio_lim.d bits/stdio_lim.st |