1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
|
# Copyright (C) 1991-2020 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
# The GNU C Library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
# You should have received a copy of the GNU Lesser General Public
# License along with the GNU C Library; if not, see
# <https://www.gnu.org/licenses/>.
#
# Makefile for malloc routines
#
subdir := malloc
include ../Makeconfig
dist-headers := malloc.h
headers := $(dist-headers) obstack.h mcheck.h
tests := mallocbug tst-malloc tst-valloc tst-calloc tst-obstack \
tst-mcheck tst-mallocfork tst-trim1 \
tst-malloc-usable tst-realloc tst-reallocarray tst-posix_memalign \
tst-pvalloc tst-pvalloc-fortify tst-memalign tst-mallopt \
tst-malloc-backtrace tst-malloc-thread-exit \
tst-malloc-thread-fail tst-malloc-fork-deadlock \
tst-mallocfork2 \
tst-interpose-nothread \
tst-interpose-thread \
tst-alloc_buffer \
tst-malloc-tcache-leak \
tst-malloc_info \
tst-malloc-too-large \
tst-malloc-stats-cancellation \
tst-tcfree1 tst-tcfree2 tst-tcfree3 \
tests-static := \
tst-interpose-static-nothread \
tst-interpose-static-thread \
tst-malloc-usable-static \
tests-internal := tst-mallocstate tst-scratch_buffer
# The dynarray framework is only available inside glibc.
tests-internal += \
tst-dynarray \
tst-dynarray-fail \
tst-dynarray-at-fail \
ifneq (no,$(have-tunables))
tests += tst-malloc-usable-tunables tst-mxfast
tests-static += tst-malloc-usable-static-tunables
endif
tests += $(tests-static)
test-srcs = tst-mtrace
routines = malloc morecore mcheck mtrace obstack reallocarray \
scratch_buffer_grow scratch_buffer_grow_preserve \
scratch_buffer_set_array_size \
dynarray_at_failure \
dynarray_emplace_enlarge \
dynarray_finalize \
dynarray_resize \
dynarray_resize_clear \
alloc_buffer_alloc_array \
alloc_buffer_allocate \
alloc_buffer_copy_bytes \
alloc_buffer_copy_string \
alloc_buffer_create_failure \
install-lib := libmcheck.a
non-lib.a := libmcheck.a
# Additional library.
extra-libs = libmemusage
extra-libs-others = $(extra-libs)
# Helper objects for some tests.
extra-tests-objs += \
tst-interpose-aux-nothread.o \
tst-interpose-aux-thread.o \
test-extras = \
tst-interpose-aux-nothread \
tst-interpose-aux-thread \
libmemusage-routines = memusage
libmemusage-inhibit-o = $(filter-out .os,$(object-suffixes))
$(objpfx)tst-malloc-backtrace: $(shared-thread-library)
$(objpfx)tst-malloc-thread-exit: $(shared-thread-library)
$(objpfx)tst-malloc-thread-fail: $(shared-thread-library)
$(objpfx)tst-malloc-fork-deadlock: $(shared-thread-library)
$(objpfx)tst-malloc-stats-cancellation: $(shared-thread-library)
# Export the __malloc_initialize_hook variable to libc.so.
LDFLAGS-tst-mallocstate = -rdynamic
# These should be removed by `make clean'.
extra-objs = mcheck-init.o libmcheck.a
others-extras = mcheck-init.o
# Include the cleanup handler.
aux := set-freeres thread-freeres
# The Perl script to analyze the output of the mtrace functions.
ifneq ($(PERL),no)
install-bin-script = mtrace
generated += mtrace
# The Perl script will print addresses and to do this nicely we must know
# whether we are on a 32 or 64 bit machine.
ifneq ($(findstring wordsize-32,$(config-sysdirs)),)
address-width=10
else
address-width=18
endif
endif
# Unless we get a test for the availability of libgd which also works
# for cross-compiling we disable the memusagestat generation in this
# situation.
ifneq ($(cross-compiling),yes)
# If the gd library is available we build the `memusagestat' program.
ifneq ($(LIBGD),no)
others: $(objpfx)memusage
others += memusagestat
install-bin = memusagestat
install-bin-script += memusage
generated += memusagestat memusage
extra-objs += memusagestat.o
# The configure.ac check for libgd and its headers did not use $SYSINCLUDES.
# The directory specified by --with-headers usually contains only the basic
# kernel interface headers, not something like libgd. So the simplest thing
# is to presume that the standard system headers will be ok for this file.
$(objpfx)memusagestat.o: sysincludes = # nothing
endif
endif
# Another goal which can be used to override the configure decision.
.PHONY: do-memusagestat
do-memusagestat: $(objpfx)memusagestat
memusagestat-modules = memusagestat
cpp-srcs-left := $(memusagestat-modules)
lib := memusagestat
include $(patsubst %,$(..)libof-iterator.mk,$(cpp-srcs-left))
LDLIBS-memusagestat = $(libgd-LDFLAGS) -lgd -lpng -lz -lm
ifeq ($(run-built-tests),yes)
ifeq (yes,$(build-shared))
ifneq ($(PERL),no)
tests-special += $(objpfx)tst-mtrace.out
tests-special += $(objpfx)tst-dynarray-mem.out
tests-special += $(objpfx)tst-dynarray-fail-mem.out
endif
endif
endif
include ../Rules
CFLAGS-mcheck-init.c += $(PIC-ccflag)
CFLAGS-obstack.c += $(uses-callbacks)
$(objpfx)libmcheck.a: $(objpfx)mcheck-init.o
-rm -f $@
$(patsubst %/,cd % &&,$(objpfx)) \
$(LN_S) $(<F) $(@F)
lib: $(objpfx)libmcheck.a
ifeq ($(run-built-tests),yes)
ifeq (yes,$(build-shared))
ifneq ($(PERL),no)
$(objpfx)tst-mtrace.out: tst-mtrace.sh $(objpfx)tst-mtrace
$(SHELL) $< $(common-objpfx) '$(test-program-prefix-before-env)' \
'$(run-program-env)' '$(test-program-prefix-after-env)' > $@; \
$(evaluate-test)
endif
endif
endif
tst-mcheck-ENV = MALLOC_CHECK_=3
tst-malloc-usable-ENV = MALLOC_CHECK_=3
tst-malloc-usable-static-ENV = $(tst-malloc-usable-ENV)
tst-malloc-usable-tunables-ENV = GLIBC_TUNABLES=glibc.malloc.check=3
tst-malloc-usable-static-tunables-ENV = $(tst-malloc-usable-tunables-ENV)
tst-mxfast-ENV = GLIBC_TUNABLES=glibc.malloc.tcache_count=0:glibc.malloc.mxfast=0
ifeq ($(experimental-malloc),yes)
CPPFLAGS-malloc.c += -DUSE_TCACHE=1
else
CPPFLAGS-malloc.c += -DUSE_TCACHE=0
endif
# Uncomment this for test releases. For public releases it is too expensive.
#CPPFLAGS-malloc.o += -DMALLOC_DEBUG=1
sLIBdir := $(shell echo $(slibdir) | sed 's,lib\(\|64\)$$,\\\\$$LIB,')
$(objpfx)mtrace: mtrace.pl
rm -f $@.new
sed -e 's|@PERL@|$(PERL)|' -e 's|@XXX@|$(address-width)|' \
-e 's|@VERSION@|$(version)|' \
-e 's|@PKGVERSION@|$(PKGVERSION)|' \
-e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|' $^ > $@.new \
&& rm -f $@ && mv $@.new $@ && chmod +x $@
$(objpfx)memusage: memusage.sh
rm -f $@.new
sed -e 's|@BASH@|$(BASH)|' -e 's|@VERSION@|$(version)|' \
-e 's|@SLIBDIR@|$(sLIBdir)|' -e 's|@BINDIR@|$(bindir)|' \
-e 's|@PKGVERSION@|$(PKGVERSION)|' \
-e 's|@REPORT_BUGS_TO@|$(REPORT_BUGS_TO)|' $^ > $@.new \
&& rm -f $@ && mv $@.new $@ && chmod +x $@
# The implementation uses `dlsym'
$(objpfx)libmemusage.so: $(libdl)
# Extra dependencies
$(foreach o,$(all-object-suffixes),$(objpfx)malloc$(o)): arena.c hooks.c
# Compile the tests with a flag which suppresses the mallopt call in
# the test skeleton.
$(tests:%=$(objpfx)%.o): CPPFLAGS += -DTEST_NO_MALLOPT
$(objpfx)tst-interpose-nothread: $(objpfx)tst-interpose-aux-nothread.o
$(objpfx)tst-interpose-thread: \
$(objpfx)tst-interpose-aux-thread.o $(shared-thread-library)
$(objpfx)tst-interpose-static-nothread: $(objpfx)tst-interpose-aux-nothread.o
$(objpfx)tst-interpose-static-thread: \
$(objpfx)tst-interpose-aux-thread.o $(static-thread-library)
tst-dynarray-ENV = MALLOC_TRACE=$(objpfx)tst-dynarray.mtrace
$(objpfx)tst-dynarray-mem.out: $(objpfx)tst-dynarray.out
$(common-objpfx)malloc/mtrace $(objpfx)tst-dynarray.mtrace > $@; \
$(evaluate-test)
tst-dynarray-fail-ENV = MALLOC_TRACE=$(objpfx)tst-dynarray-fail.mtrace
$(objpfx)tst-dynarray-fail-mem.out: $(objpfx)tst-dynarray-fail.out
$(common-objpfx)malloc/mtrace $(objpfx)tst-dynarray-fail.mtrace > $@; \
$(evaluate-test)
$(objpfx)tst-malloc-tcache-leak: $(shared-thread-library)
$(objpfx)tst-malloc_info: $(shared-thread-library)
$(objpfx)tst-mallocfork2: $(shared-thread-library)
|
