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4a71579b PC |
1 | dnl |
2 | dnl Copyright 2000, 2001, 2002, 2012-2019 Free Software Foundation, Inc. | |
3 | dnl | |
4 | dnl This file is part of GNU lightning. | |
5 | dnl | |
6 | dnl GNU lightning is free software; you can redistribute it and/or modify it | |
7 | dnl under the terms of the GNU Lesser General Public License as published | |
8 | dnl by the Free Software Foundation; either version 3, or (at your option) | |
9 | dnl any later version. | |
10 | dnl | |
11 | dnl GNU lightning is distributed in the hope that it will be useful, but | |
12 | dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
13 | dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public | |
14 | dnl License for more details. | |
15 | dnl | |
16 | ||
17 | AC_PREREQ(2.57) | |
18 | AC_INIT([GNU lightning], 2.1.3, pcpa@gnu.org, lightning) | |
19 | AC_CANONICAL_TARGET | |
20 | AC_CONFIG_SRCDIR([Makefile.am]) | |
21 | AM_INIT_AUTOMAKE([dist-bzip2]) | |
22 | m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) | |
23 | AC_CONFIG_MACRO_DIR(m4) | |
24 | ||
25 | AC_CONFIG_HEADERS(config.h) | |
26 | ||
27 | AC_PROG_CC | |
28 | AC_PROG_INSTALL | |
29 | AC_PROG_LIBTOOL | |
30 | ||
31 | case "$target_cpu" in | |
32 | ia64) | |
33 | case "$host_os" in | |
34 | # Only supported mode | |
35 | *hpux*) | |
36 | LIGHTNING_CFLAGS="$LIGHTNING_CFLAGS -mlp64" ;; | |
37 | *) ;; | |
38 | esac ;; | |
39 | *mips*) | |
40 | case "$host_os" in | |
41 | # (Hack) Flags to pass configure with gcc 3.x | |
42 | # Should not set LIGHTNINT_CFLAGS | |
43 | *irix*) | |
44 | CFLAGS="$CFLAGS -D__c99 -Drestrict=";; | |
45 | *) ;; | |
46 | esac ;; | |
47 | alpha*) | |
48 | case "$host_os" in | |
49 | osf*) | |
50 | # Get proper varargs and mmap prototypes and definitions | |
51 | CFLAGS="$CFLAGS -D_ANSI_C_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_OSF_SOURCE -D_POSIX_C_SOURCE=199309L" | |
52 | # Want to generate NaN with 0.0/0.0 and Inf with 1.0/0.0 | |
53 | if test x$GCC = "xyes"; then | |
54 | CFLAGS="$CFLAGS -mieee" | |
55 | else | |
56 | CFLAGS="$CFLAGS -ieee_with_no_inexact" | |
57 | fi ;; | |
58 | *) ;; | |
59 | esac ;; | |
60 | *) ;; | |
61 | esac | |
62 | ||
63 | AC_CHECK_FUNCS(mremap ffsl getopt_long_only isnan isinf,,) | |
64 | ||
65 | AC_CHECK_HEADERS([getopt.h stdint.h],,,) | |
66 | ||
67 | AC_ARG_ENABLE(disassembler, | |
68 | AS_HELP_STRING([--enable-disassembler], | |
69 | [Enable jit disassembler using binutils]), | |
70 | [DISASSEMBLER=$enableval], [DISASSEMBLER=auto]) | |
71 | if test "x$DISASSEMBLER" != "xno"; then | |
72 | # FIXME need to check for libiberty first or will fail to link | |
73 | AC_CHECK_LIB(iberty, htab_try_create, , | |
74 | [HAVE_IBERTY="no"]) | |
75 | AC_CHECK_LIB(bfd, bfd_init, , | |
76 | [HAVE_BFD="no"]) | |
77 | AC_CHECK_LIB(z, compressBound, , | |
78 | [HAVE_Z="no"]) | |
79 | AC_CHECK_LIB(opcodes, init_disassemble_info, , | |
80 | [HAVE_OPCODES="no"]) | |
81 | if test "x$HAVE_IBERTY" = "xno" -o \ | |
82 | "x$HAVE_BFD" = "xno" -o \ | |
83 | "x$HAVE_Z" = "xno" -o \ | |
84 | "x$HAVE_OPCODES" = "xno"; then | |
85 | if test "x$DISASSEMBLER" != "xauto"; then | |
86 | AC_MSG_ERROR([binutils not found, see http://www.gnu.org/software/binutils/]) | |
87 | else | |
88 | AC_MSG_WARN([binutils not found, see http://www.gnu.org/software/binutils/]) | |
89 | DISASSEMBLER="no" | |
90 | fi | |
91 | fi | |
92 | fi | |
93 | AM_CONDITIONAL(with_disassembler, [test "x$DISASSEMBLER" != "xno"]) | |
94 | if test "x$DISASSEMBLER" != "xno"; then | |
95 | LIGHTNING_CFLAGS="$LIGHTNING_CFLAGS -DDISASSEMBLER=1" | |
96 | save_CFLAGS=$CFLAGS | |
97 | CFLAGS="$CFLAGS -I$PWD/include -D_GNU_SOURCE" | |
98 | AC_COMPILE_IFELSE([AC_LANG_SOURCE( | |
99 | #include <lightning.h> | |
100 | #include <lightning/jit_private.h> | |
101 | #include <dis-asm.h> | |
102 | int main(int argc, char *argv[]) | |
103 | { | |
104 | disassembler_ftype print; | |
105 | bfd *abfd; | |
106 | print = disassembler(abfd); | |
107 | return 0; | |
108 | } | |
109 | )], [ac_cv_test_new_disassembler=no],,) | |
110 | CFLAGS="$save_CFLAGS" | |
111 | if test "x$ac_cv_test_new_disassembler" != "xno"; then | |
112 | LIGHTNING_CFLAGS="$LIGHTNING_CFLAGS -DBINUTILS_2_29=1" | |
113 | fi | |
114 | fi | |
115 | ||
116 | AC_ARG_ENABLE(devel-disassembler, | |
117 | AS_HELP_STRING([--enable-devel-disassembler], | |
118 | [Enable extra disassembly options]), | |
119 | [DEVEL_DISASSEMBLER=$enableval], [DEVEL_DISASSEMBLER=no]) | |
120 | if test "x$DEVEL_DISASSEMBLER" != "xno"; then | |
121 | if test "x$DISASSEMBLER" = "xno"; then | |
122 | AC_MSG_ERROR(devel-disassembler needs disassembler enabled) | |
123 | fi | |
124 | LIGHTNING_CFLAGS="$LIGHTNING_CFLAGS -DDEVEL_DISASSEMBLER=1" | |
125 | fi | |
126 | ||
127 | AC_ARG_ENABLE(assertions, | |
128 | AS_HELP_STRING([--enable-assertions], | |
129 | [Enable runtime code generation assertions]), | |
130 | [DEBUG=$enableval], [DEBUG=auto]) | |
131 | if test "x$DEBUG" = xyes; then | |
132 | LIGHTNING_CFLAGS="$LIGHTNING_CFLAGS -DDEBUG=1" | |
133 | else | |
134 | LIGHTNING_CFLAGS="$LIGHTNING_CFLAGS -DNDEBUG" | |
135 | DEBUG=no | |
136 | fi | |
137 | ||
138 | # This option is only useful during development. | |
139 | AC_ARG_ENABLE(devel-get-jit-size, | |
140 | AS_HELP_STRING([--enable-devel-get-jit-size], | |
141 | [Devel mode to regenerate jit size information]), | |
142 | [GET_JIT_SIZE=$enableval], [GET_JIT_SIZE=no]) | |
143 | AM_CONDITIONAL(get_jit_size, [test $GET_JIT_SIZE = yes]) | |
144 | ||
145 | case "$host_os" in | |
146 | *bsd*|osf*) SHLIB="" ;; | |
147 | *hpux*) SHLIB="-ldld" ;; | |
148 | *) SHLIB="-ldl" ;; | |
149 | esac | |
150 | AC_SUBST(SHLIB) | |
151 | ||
152 | cpu= | |
153 | case "$target_cpu" in | |
154 | i?86|x86_64|amd64) cpu=x86 ;; | |
155 | *arm*) cpu=arm ;; | |
156 | *mips*) cpu=mips ;; | |
157 | *powerpc*) cpu=ppc ;; | |
158 | *sparc*) cpu=sparc ;; | |
159 | ia64) cpu=ia64 ;; | |
160 | hppa*) cpu=hppa ;; | |
161 | aarch64) cpu=aarch64 ;; | |
162 | s390*) cpu=s390 ;; | |
163 | alpha*) cpu=alpha ;; | |
164 | riscv*) cpu=riscv ;; | |
165 | *) ;; | |
166 | esac | |
167 | AM_CONDITIONAL(cpu_arm, [test cpu-$cpu = cpu-arm]) | |
168 | AM_CONDITIONAL(cpu_mips, [test cpu-$cpu = cpu-mips]) | |
169 | AM_CONDITIONAL(cpu_ppc, [test cpu-$cpu = cpu-ppc]) | |
170 | AM_CONDITIONAL(cpu_sparc, [test cpu-$cpu = cpu-sparc]) | |
171 | AM_CONDITIONAL(cpu_x86, [test cpu-$cpu = cpu-x86]) | |
172 | AM_CONDITIONAL(cpu_ia64, [test cpu-$cpu = cpu-ia64]) | |
173 | AM_CONDITIONAL(cpu_hppa, [test cpu-$cpu = cpu-hppa]) | |
174 | AM_CONDITIONAL(cpu_aarch64, [test cpu-$cpu = cpu-aarch64]) | |
175 | AM_CONDITIONAL(cpu_s390, [test cpu-$cpu = cpu-s390]) | |
176 | AM_CONDITIONAL(cpu_alpha, [test cpu-$cpu = cpu-alpha]) | |
177 | AM_CONDITIONAL(cpu_riscv, [test cpu-$cpu = cpu-riscv]) | |
178 | ||
179 | # Test x87 if both, x87 and sse2 available | |
180 | ac_cv_test_x86_x87= | |
181 | # Test arm instruction set if thumb instruction set available | |
182 | ac_cv_test_arm_arm= | |
183 | # Test sofware float if vfp available and not using hard float abi | |
184 | ac_cv_test_arm_swf= | |
185 | ||
186 | save_CFLAGS=$CFLAGS | |
187 | CFLAGS="$CFLAGS -I$PWD/include -D_GNU_SOURCE" | |
188 | if test x$cpu = x; then | |
189 | AC_MSG_ERROR([cpu $target_cpu not supported]) | |
190 | elif test $cpu = x86; then | |
191 | AC_RUN_IFELSE([AC_LANG_SOURCE([[ | |
192 | #include <lightning.h> | |
193 | int main(void) { | |
194 | int ac, flags; | |
195 | unsigned int eax, ebx, ecx, edx; | |
196 | if (__WORDSIZE == 64) | |
197 | return 1; | |
198 | __asm__ volatile ("pushfl;\n\t" | |
199 | "popl %0;\n\t" | |
200 | "movl \$0x240000, %1;\n\t" | |
201 | "xorl %0, %1;\n\t" | |
202 | "pushl %1;\n\t" | |
203 | "popfl;\n\t" | |
204 | "pushfl;\n\t" | |
205 | "popl %1;\n\t" | |
206 | "xorl %0, %1;\n\t" | |
207 | "pushl %0;\n\t" | |
208 | "popfl" | |
209 | : "=r" (flags), "=r" (ac)); | |
210 | if ((ac & (1 << 21)) == 0) | |
211 | return 1; | |
212 | __asm__ volatile ("xchgl %%ebx, %1; cpuid; xchgl %%ebx, %1" | |
213 | : "=a" (eax), "=r" (ebx), | |
214 | "=c" (ecx), "=d" (edx) | |
215 | : "0" (1)); | |
216 | return (edx & 1 << 26) ? 0 : 1; | |
217 | } | |
218 | ]])],[ac_cv_test_x86_x87=yes],[],[ac_cv_test_x86_x87=no]) | |
219 | elif test $cpu = arm; then | |
220 | AC_RUN_IFELSE([AC_LANG_SOURCE([[ | |
221 | #include <stdio.h> | |
222 | int main(void) { | |
223 | #if defined(__linux__) | |
224 | FILE *fp; | |
225 | char buf[128]; | |
226 | if ((fp = fopen("/proc/cpuinfo", "r")) == NULL) | |
227 | return 1; | |
228 | while (fgets(buf, sizeof(buf), fp)) { | |
229 | if (strncmp(buf, "Features\t:", 10) == 0 && | |
230 | strstr(buf + 10, "thumb")) { | |
231 | fclose(fp); | |
232 | return 0; | |
233 | } | |
234 | } | |
235 | fclose(fp); | |
236 | #elif defined(__thumb2__) | |
237 | return 0; | |
238 | #endif | |
239 | return 1; | |
240 | } | |
241 | ]])],[ac_cv_test_arm_arm=yes],[],[ac_cv_test_arm_arm=no]) | |
242 | AC_RUN_IFELSE([AC_LANG_SOURCE([[ | |
243 | #include <stdio.h> | |
244 | int main(void) { | |
245 | #if defined(__linux__) | |
246 | FILE *fp; | |
247 | char buf[128]; | |
248 | # if !defined(__ARM_PCS_VFP) | |
249 | if ((fp = fopen("/proc/cpuinfo", "r")) == NULL) | |
250 | return 1; | |
251 | while (fgets(buf, sizeof(buf), fp)) { | |
252 | if (strncmp(buf, "Features\t:", 10) == 0 && | |
253 | strstr(buf + 10, "vfp")) { | |
254 | fclose(fp); | |
255 | return 0; | |
256 | } | |
257 | } | |
258 | fclose(fp); | |
259 | # endif | |
260 | #endif | |
261 | return 1; | |
262 | } | |
263 | ]])],[ac_cv_test_arm_swf=yes],[],[ac_cv_test_arm_swf=no]) | |
264 | elif test $cpu = ppc; then | |
265 | if test "x$DISASSEMBLER" != "xno"; then | |
266 | save_LIBS="$LIBS" | |
267 | LIBS="$LIBS $SHLIB" | |
268 | AC_CHECK_FUNCS(disassemble_init_for_target disassemble_init_powerpc) | |
269 | LIBS="$save_LIBS" | |
270 | fi | |
271 | fi | |
272 | CFLAGS=$save_CFLAGS | |
273 | ||
274 | AM_CONDITIONAL(test_x86_x87, [test x$ac_cv_test_x86_x87 = xyes]) | |
275 | AM_CONDITIONAL(test_arm_arm, [test x$ac_cv_test_arm_arm = xyes]) | |
276 | AM_CONDITIONAL(test_arm_swf, [test x$ac_cv_test_arm_swf = xyes]) | |
277 | ||
278 | AM_CONDITIONAL(test_nodata, [test cpu-$cpu = cpu-mips -o cpu-$cpu = cpu-ppc -o cpu-$cpu = cpu-sparc -o cpu-$cpu = cpu-x86 -o cpu-$cpu = cpu-ia64 -o cpu-$cpu = cpu-hppa -o cpu-$cpu = cpu-s390 -o cpu-$cpu = cpu-alpha]) | |
279 | ||
280 | if test $cpu = arm; then | |
281 | AC_CHECK_LIB(m, sqrtf, , | |
282 | [AC_MSG_ERROR([sqrtf required but not available])]) | |
283 | fi | |
284 | AC_SUBST(cpu) | |
285 | ||
286 | AC_SUBST([LIGHTNING_CFLAGS]) | |
287 | ||
288 | if test $ac_cv_header_stdint_h = yes; then | |
289 | AC_SUBST(MAYBE_INCLUDE_STDINT_H, ["#include <stdint.h>"]) | |
290 | fi | |
291 | ||
292 | AC_OUTPUT([Makefile | |
293 | lightning.pc | |
294 | doc/Makefile | |
295 | include/Makefile | |
296 | include/lightning/Makefile | |
297 | include/lightning.h | |
298 | lib/Makefile | |
299 | check/Makefile]) |