1# Copyright (C) 1991-2021 Free Software Foundation, Inc.
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 Lesser General Public
6# License as published by the Free Software Foundation; either
7# version 2.1 of the 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# Lesser General Public License for more details.
13
14# You should have received a copy of the GNU Lesser General Public
15# License along with the GNU C Library; if not, see
16# <https://www.gnu.org/licenses/>.
17
18#
19#	Makefile for stdlib routines
20#
21subdir	:= stdlib
22
23include ../Makeconfig
24
25headers	:= stdlib.h bits/stdlib.h bits/stdlib-ldbl.h bits/stdlib-float.h      \
26	   monetary.h bits/monetary-ldbl.h				      \
27	   inttypes.h stdint.h bits/wordsize.h bits/timesize.h		      \
28	   errno.h sys/errno.h bits/errno.h bits/types/error_t.h	      \
29	   ucontext.h sys/ucontext.h bits/indirect-return.h		      \
30	   alloca.h fmtmsg.h						      \
31	   bits/stdlib-bsearch.h sys/random.h bits/stdint-intn.h	      \
32	   bits/stdint-uintn.h bits/time64.h				      \
33
34routines	:=							      \
35	atof atoi atol atoll						      \
36	abort								      \
37	bsearch qsort msort						      \
38	getenv putenv setenv secure-getenv				      \
39	exit on_exit atexit cxa_atexit cxa_finalize old_atexit		      \
40	quick_exit at_quick_exit cxa_at_quick_exit cxa_thread_atexit_impl     \
41	abs labs llabs							      \
42	div ldiv lldiv							      \
43	mblen mbstowcs mbtowc wcstombs wctomb				      \
44	random random_r rand rand_r					      \
45	drand48 erand48 lrand48 nrand48 mrand48 jrand48			      \
46	srand48 seed48 lcong48						      \
47	drand48_r erand48_r lrand48_r nrand48_r mrand48_r jrand48_r	      \
48	srand48_r seed48_r lcong48_r					      \
49	drand48-iter getrandom getentropy				      \
50	strfromf strfromd strfroml					      \
51	strtol strtoul strtoll strtoull					      \
52	strtol_l strtoul_l strtoll_l strtoull_l				      \
53	strtof strtod strtold						      \
54	strtof_l strtod_l strtold_l					      \
55	strtof_nan strtod_nan strtold_nan				      \
56	system canonicalize						      \
57	a64l l64a							      \
58	rpmatch strfmon strfmon_l getsubopt xpg_basename fmtmsg		      \
59	getcontext setcontext makecontext swapcontext
60aux =	grouping groupingwc tens_in_limb
61
62# These routines will be omitted from the libc shared object.
63# Instead the static object files will be included in a special archive
64# linked against when the shared library will be used.
65static-only-routines = atexit at_quick_exit
66
67test-srcs	:= tst-fmtmsg
68tests		:= tst-strtol tst-strtod testmb testrand testsort testdiv   \
69		   test-canon test-canon2 tst-strtoll tst-environ	    \
70		   tst-xpg-basename tst-random tst-random2 tst-bsearch	    \
71		   tst-limits tst-rand48 bug-strtod tst-setcontext	    \
72		   tst-setcontext2 test-a64l tst-qsort testmb2              \
73		   bug-strtod2 tst-atof1 tst-atof2 tst-strtod2		    \
74		   tst-rand48-2 tst-makecontext tst-strtod5		    \
75		   tst-qsort2 tst-makecontext2 tst-strtod6 tst-unsetenv1    \
76		   tst-makecontext3 bug-getcontext bug-fmtmsg1		    \
77		   tst-secure-getenv tst-strtod-overflow tst-strtod-round   \
78		   tst-tininess tst-strtod-underflow tst-setcontext3	    \
79		   tst-strtol-locale tst-strtod-nan-locale tst-strfmon_l    \
80		   tst-quick_exit tst-thread-quick_exit tst-width	    \
81		   tst-width-stdint tst-strfrom tst-strfrom-locale	    \
82		   tst-getrandom tst-atexit tst-at_quick_exit 		    \
83		   tst-cxa_atexit tst-on_exit test-atexit-race 		    \
84		   test-at_quick_exit-race test-cxa_atexit-race		    \
85		   test-cxa_atexit-race2				    \
86		   test-on_exit-race test-dlclose-exit-race 		    \
87		   tst-makecontext-align test-bz22786 tst-strtod-nan-sign \
88		   tst-swapcontext1 tst-setcontext4 tst-setcontext5 \
89		   tst-setcontext6 tst-setcontext7 tst-setcontext8 \
90		   tst-setcontext9 tst-bz20544 tst-canon-bz26341 \
91		   tst-realpath
92
93tests-internal	:= tst-strtod1i tst-strtod3 tst-strtod4 tst-strtod5i \
94		   tst-tls-atexit tst-tls-atexit-nodelete
95tests-static	:= tst-secure-getenv
96tests-container := tst-system
97
98ifeq ($(build-hardcoded-path-in-tests),yes)
99tests += tst-empty-env
100endif
101
102LDLIBS-test-atexit-race = $(shared-thread-library)
103LDLIBS-test-at_quick_exit-race = $(shared-thread-library)
104LDLIBS-test-cxa_atexit-race = $(shared-thread-library)
105LDLIBS-test-cxa_atexit-race2 = $(shared-thread-library)
106LDLIBS-test-on_exit-race = $(shared-thread-library)
107LDLIBS-tst-canon-bz26341 = $(shared-thread-library)
108
109LDLIBS-test-dlclose-exit-race = $(shared-thread-library)
110LDFLAGS-test-dlclose-exit-race = $(LDFLAGS-rdynamic)
111LDLIBS-test-dlclose-exit-race-helper.so = $(libsupport) $(shared-thread-library)
112
113ifeq ($(have-cxx-thread_local),yes)
114CFLAGS-tst-quick_exit.o = -std=c++11
115LDLIBS-tst-quick_exit = -lstdc++
116CFLAGS-tst-thread-quick_exit.o = -std=c++11
117LDLIBS-tst-thread-quick_exit = -lstdc++
118$(objpfx)tst-thread-quick_exit: $(shared-thread-library)
119else
120tests-unsupported += tst-quick_exit tst-thread-quick_exit
121endif
122
123modules-names	= tst-tls-atexit-lib test-dlclose-exit-race-helper
124extra-test-objs += $(addsuffix .os, $(modules-names))
125
126ifeq ($(build-shared),yes)
127tests		+= tst-putenv
128endif
129
130# Several mpn functions from GNU MP are used by the strtod function.
131mpn-routines := inlines add_n addmul_1 cmp divmod_1 divrem udiv_qrnnd \
132		lshift rshift mod_1 mul mul_1 mul_n sub_n submul_1
133mpn-headers = longlong.h gmp.h gmp-impl.h gmp-mparam.h asm-syntax.h
134
135routines := $(strip $(routines) $(mpn-routines))	\
136	    dbl2mpn ldbl2mpn				\
137	    mpn2flt mpn2dbl mpn2ldbl
138aux += fpioconst mp_clz_tab
139
140tests-extras += tst-putenvmod
141extra-test-objs += tst-putenvmod.os
142
143generated += isomac isomac.out tst-putenvmod.so
144
145CFLAGS-bsearch.c += $(uses-callbacks)
146CFLAGS-msort.c += $(uses-callbacks)
147CFLAGS-qsort.c += $(uses-callbacks)
148CFLAGS-system.c += -fexceptions
149CFLAGS-system.os = -fomit-frame-pointer
150CFLAGS-fmtmsg.c += -fexceptions
151
152CFLAGS-strfmon.c += $(libio-mtsafe)
153CFLAGS-strfmon_l.c += $(libio-mtsafe)
154
155# The strfrom class of functions call __printf_fp in order to convert the
156# floating-point value to characters.  This requires the value of IO_MTSAFE_IO.
157CFLAGS-strfromd.c += $(libio-mtsafe)
158CFLAGS-strfromf.c += $(libio-mtsafe)
159CFLAGS-strfroml.c += $(libio-mtsafe)
160
161CFLAGS-tst-bsearch.c += $(stack-align-test-flags)
162CFLAGS-tst-qsort.c += $(stack-align-test-flags)
163CFLAGS-tst-makecontext.c += -funwind-tables
164CFLAGS-tst-makecontext2.c += $(stack-align-test-flags)
165
166# Run a test on the header files we use.
167tests-special += $(objpfx)isomac.out
168
169ifeq ($(run-built-tests),yes)
170tests-special += $(objpfx)tst-fmtmsg.out
171endif
172
173include ../Rules
174
175ifeq ($(run-built-tests),yes)
176LOCALES := cs_CZ.UTF-8 de_DE.UTF-8 en_US.ISO-8859-1 tr_TR.UTF-8 \
177	   tr_TR.ISO-8859-9 tg_TJ.UTF-8 hr_HR.UTF-8 hi_IN.UTF-8 \
178	   el_GR.UTF-8
179include ../gen-locales.mk
180
181$(objpfx)bug-strtod2.out: $(gen-locales)
182$(objpfx)testmb2.out: $(gen-locales)
183$(objpfx)tst-strtod.out: $(gen-locales)
184$(objpfx)tst-strtod1i.out: $(gen-locales)
185$(objpfx)tst-strtod3.out: $(gen-locales)
186$(objpfx)tst-strtod4.out: $(gen-locales)
187$(objpfx)tst-strtod5.out: $(gen-locales)
188$(objpfx)tst-strtod5i.out: $(gen-locales)
189$(objpfx)tst-strtol-locale.out: $(gen-locales)
190$(objpfx)tst-strtod-nan-locale.out: $(gen-locales)
191$(objpfx)tst-strfmon_l.out: $(gen-locales)
192$(objpfx)tst-strfrom.out: $(gen-locales)
193$(objpfx)tst-strfrom-locale.out: $(gen-locales)
194$(objpfx)test-dlclose-exit-race.out: $(objpfx)test-dlclose-exit-race-helper.so
195endif
196
197# Testdir has to be named stdlib and needs to be writable
198test-canon-ARGS = --test-dir=${common-objpfx}stdlib
199
200bug-fmtmsg1-ENV = SEV_LEVEL=foo,11,newsev
201
202$(objpfx)isomac.out: $(objpfx)isomac
203	$(dir $<)$(notdir $<) '$(CC)'  \
204	'-I../include $(+sysdep-includes) $(sysincludes) -I..' > $@; \
205	$(evaluate-test)
206
207isomac-CFLAGS = -O
208$(objpfx)isomac: isomac.c
209	$(native-compile)
210
211$(objpfx)tst-fmtmsg.out: tst-fmtmsg.sh $(objpfx)tst-fmtmsg
212	$(SHELL) $< $(common-objpfx) '$(test-program-prefix-before-env)' \
213		 '$(run-program-env)' '$(test-program-prefix-after-env)' \
214		 $(common-objpfx)stdlib/; \
215	$(evaluate-test)
216
217$(objpfx)tst-putenv: $(objpfx)tst-putenvmod.so
218LDFLAGS-tst-putenv = -Wl,--no-as-needed
219
220$(objpfx)tst-putenvmod.so: $(objpfx)tst-putenvmod.os $(link-libc-deps)
221	$(build-module)
222libof-tst-putenvmod = extramodules
223
224$(objpfx)bug-getcontext: $(libm)
225$(objpfx)bug-strtod2: $(libm)
226$(objpfx)tst-strtod-round: $(libm)
227$(objpfx)tst-tininess: $(libm)
228$(objpfx)tst-strtod-underflow: $(libm)
229$(objpfx)tst-strtod6: $(libm)
230$(objpfx)tst-strtod-nan-locale: $(libm)
231$(objpfx)tst-strtod-nan-sign: $(libm)
232
233tst-tls-atexit-lib.so-no-z-defs = yes
234test-dlclose-exit-race-helper.so-no-z-defs = yes
235
236$(objpfx)tst-tls-atexit: $(shared-thread-library)
237$(objpfx)tst-tls-atexit.out: $(objpfx)tst-tls-atexit-lib.so
238
239$(objpfx)tst-tls-atexit-nodelete: $(shared-thread-library)
240$(objpfx)tst-tls-atexit-nodelete.out: $(objpfx)tst-tls-atexit-lib.so
241
242$(objpfx)tst-setcontext3.out: tst-setcontext3.sh $(objpfx)tst-setcontext3
243	$(SHELL) $< $(common-objpfx) '$(test-program-prefix-before-env)' \
244		 '$(run-program-env)' '$(test-program-prefix-after-env)' \
245		 $(common-objpfx)stdlib/; \
246	$(evaluate-test)
247