2 dnl This file contains details for non-native builds.
5 AC_DEFUN([GLIBCXX_CROSSCONFIG],[
6 # Base decisions on target environment.
9 # This is a freestanding configuration; there is nothing to do here.
15 AC_DEFINE(HAVE_ATAN2F)
22 AC_DEFINE(HAVE_FLOORF)
24 AC_DEFINE(HAVE_FREXPF)
26 AC_DEFINE(HAVE_HYPOTF)
27 AC_DEFINE(HAVE_LDEXPF)
28 AC_DEFINE(HAVE_LOG10F)
39 # These definitions are for the SDE C library rather than newlib.
40 SECTION_FLAGS='-ffunction-sections -fdata-sections'
41 AC_SUBST(SECTION_FLAGS)
42 GLIBCXX_CHECK_COMPILER_FEATURES
43 GLIBCXX_CHECK_LINKER_FEATURES
44 GLIBCXX_CHECK_MATH_SUPPORT
45 GLIBCXX_CHECK_STDLIB_SUPPORT
47 AC_DEFINE(HAVE_FINITE)
52 AC_DEFINE(HAVE_LDEXPF)
58 GLIBCXX_CHECK_COMPILER_FEATURES
59 GLIBCXX_CHECK_LINKER_FEATURES
60 GLIBCXX_CHECK_MATH_SUPPORT
61 GLIBCXX_CHECK_STDLIB_SUPPORT
66 GLIBCXX_CHECK_LINKER_FEATURES
67 GLIBCXX_CHECK_MATH_SUPPORT
68 GLIBCXX_CHECK_STDLIB_SUPPORT
69 AC_DEFINE(_GLIBCXX_USE_DEV_RANDOM)
70 AC_DEFINE(_GLIBCXX_USE_RANDOM_TR1)
71 # We don't yet support AIX's TLS ABI.
77 # Darwin versions vary, but the linker should work in a cross environment,
78 # so we just check for all the features here.
79 # Check for available headers.
81 # Don't call GLIBCXX_CHECK_LINKER_FEATURES, Darwin doesn't have a GNU ld
82 GLIBCXX_CHECK_MATH_SUPPORT
83 GLIBCXX_CHECK_STDLIB_SUPPORT
87 # GLIBCXX_CHECK_MATH_SUPPORT
90 AC_DEFINE(HAVE_FINITE)
91 AC_DEFINE(HAVE_SINCOS)
96 SECTION_FLAGS='-ffunction-sections -fdata-sections'
97 AC_SUBST(SECTION_FLAGS)
98 GLIBCXX_CHECK_LINKER_FEATURES
99 AC_DEFINE(HAVE_SETENV)
100 AC_DEFINE(HAVE_FINITEF)
101 AC_DEFINE(HAVE_FINITE)
102 AC_DEFINE(HAVE_FREXPF)
103 AC_DEFINE(HAVE_HYPOT)
104 AC_DEFINE(HAVE_HYPOTF)
105 AC_DEFINE(HAVE_ISINF)
106 AC_DEFINE(HAVE_ISNAN)
107 AC_DEFINE(HAVE_ISNANF)
109 AC_DEFINE(HAVE_ACOSF)
110 AC_DEFINE(HAVE_ASINF)
111 AC_DEFINE(HAVE_ATAN2F)
112 AC_DEFINE(HAVE_ATANF)
113 AC_DEFINE(HAVE_CEILF)
115 AC_DEFINE(HAVE_COSHF)
117 AC_DEFINE(HAVE_FABSF)
118 AC_DEFINE(HAVE_FLOORF)
119 AC_DEFINE(HAVE_FMODF)
120 AC_DEFINE(HAVE_FREXPF)
121 AC_DEFINE(HAVE_LDEXPF)
122 AC_DEFINE(HAVE_LOG10F)
124 AC_DEFINE(HAVE_MODFF)
127 AC_DEFINE(HAVE_SINHF)
128 AC_DEFINE(HAVE_SQRTF)
130 AC_DEFINE(HAVE_TANHF)
131 if test x"long_double_math_on_this_cpu" = x"yes"; then
132 AC_DEFINE(HAVE_FINITEL)
133 AC_DEFINE(HAVE_ISINFL)
134 AC_DEFINE(HAVE_ISNANL)
136 AC_CHECK_FUNCS(__cxa_thread_atexit)
137 AC_CHECK_FUNCS(aligned_alloc posix_memalign memalign _aligned_malloc)
138 AC_CHECK_FUNCS(timespec_get)
142 SECTION_FLAGS='-ffunction-sections -fdata-sections'
143 AC_SUBST(SECTION_FLAGS)
147 SECTION_FLAGS='-ffunction-sections -fdata-sections'
148 AC_SUBST(SECTION_FLAGS)
149 GLIBCXX_CHECK_LINKER_FEATURES
151 # GLIBCXX_CHECK_MATH_SUPPORT
152 AC_DEFINE(HAVE_ISNAN)
153 AC_DEFINE(HAVE_HYPOT)
154 AC_DEFINE(HAVE_ACOSF)
155 AC_DEFINE(HAVE_ASINF)
156 AC_DEFINE(HAVE_ATANF)
158 AC_DEFINE(HAVE_COSHF)
160 AC_DEFINE(HAVE_SINHF)
162 AC_DEFINE(HAVE_TANHF)
164 AC_DEFINE(HAVE_ATAN2F)
165 AC_DEFINE(HAVE_FABSF)
166 AC_DEFINE(HAVE_FMODF)
167 AC_DEFINE(HAVE_FREXPF)
169 AC_DEFINE(HAVE_LOG10F)
172 AC_DEFINE(HAVE_SQRTF)
174 # GLIBCXX_CHECK_STDLIB_SUPPORT
175 AC_DEFINE(HAVE_STRTOLD)
180 AC_DEFINE(HAVE_ISINF)
181 AC_DEFINE(HAVE_ISINFF)
182 AC_DEFINE(HAVE_ISNANF)
183 AC_DEFINE(HAVE_FINITE)
184 AC_DEFINE(HAVE_FINITEF)
188 *-linux* | *-uclinux* | *-gnu* | *-kfreebsd*-gnu | *-cygwin* | *-solaris*)
189 GLIBCXX_CHECK_COMPILER_FEATURES
190 GLIBCXX_CHECK_LINKER_FEATURES
191 GLIBCXX_CHECK_MATH_SUPPORT
192 GLIBCXX_CHECK_STDLIB_SUPPORT
193 AC_DEFINE(_GLIBCXX_USE_DEV_RANDOM)
194 AC_DEFINE(_GLIBCXX_USE_RANDOM_TR1)
196 AC_CHECK_FUNCS(__cxa_thread_atexit_impl)
197 AC_CHECK_FUNCS(aligned_alloc posix_memalign memalign _aligned_malloc)
198 AC_CHECK_FUNCS(timespec_get)
202 GLIBCXX_CHECK_LINKER_FEATURES
203 GLIBCXX_CHECK_MATH_SUPPORT
204 GLIBCXX_CHECK_STDLIB_SUPPORT
205 AC_CHECK_FUNCS(aligned_alloc posix_memalign memalign _aligned_malloc)
206 AC_CHECK_FUNCS(_wfopen)
208 *-netbsd* | *-openbsd*)
209 SECTION_FLAGS='-ffunction-sections -fdata-sections'
210 AC_SUBST(SECTION_FLAGS)
211 GLIBCXX_CHECK_LINKER_FEATURES
212 AC_DEFINE(HAVE_FINITEF)
213 AC_DEFINE(HAVE_FINITE)
214 AC_DEFINE(HAVE_FREXPF)
215 AC_DEFINE(HAVE_HYPOTF)
216 AC_DEFINE(HAVE_ISINF)
217 AC_DEFINE(HAVE_ISINFF)
218 AC_DEFINE(HAVE_ISNAN)
219 AC_DEFINE(HAVE_ISNANF)
220 if test x"long_double_math_on_this_cpu" = x"yes"; then
221 AC_DEFINE(HAVE_FINITEL)
222 AC_DEFINE(HAVE_ISINFL)
223 AC_DEFINE(HAVE_ISNANL)
225 AC_CHECK_FUNCS(aligned_alloc posix_memalign memalign _aligned_malloc)
226 AC_CHECK_FUNCS(timespec_get)
228 *-qnx6.1* | *-qnx6.2*)
229 SECTION_FLAGS='-ffunction-sections -fdata-sections'
230 AC_SUBST(SECTION_FLAGS)
231 GLIBCXX_CHECK_LINKER_FEATURES
234 AC_DEFINE(HAVE_COSHF)
235 AC_DEFINE(HAVE_COSHL)
238 AC_DEFINE(HAVE_LOG10F)
239 AC_DEFINE(HAVE_LOG10L)
242 AC_DEFINE(HAVE_SINHF)
243 AC_DEFINE(HAVE_SINHL)
246 GLIBCXX_CHECK_COMPILER_FEATURES
247 GLIBCXX_CHECK_LINKER_FEATURES
248 GLIBCXX_CHECK_MATH_SUPPORT
249 GLIBCXX_CHECK_STDLIB_SUPPORT
252 SECTION_FLAGS='-ffunction-sections -fdata-sections'
253 SECTION_LDFLAGS='-Wl,--gc-sections $SECTION_LDFLAGS'
254 AC_SUBST(SECTION_FLAGS)
255 AC_DEFINE(HAVE_FINITE)
256 AC_DEFINE(HAVE_FINITEF)
257 AC_DEFINE(HAVE_FREXPF)
258 AC_DEFINE(HAVE_HYPOTF)
259 AC_DEFINE(HAVE_ISINF)
260 AC_DEFINE(HAVE_ISINFF)
261 AC_DEFINE(HAVE_ISNAN)
262 AC_DEFINE(HAVE_ISNANF)
263 AC_DEFINE(HAVE_SINCOS)
264 AC_DEFINE(HAVE_SINCOSF)
265 if test x"long_double_math_on_this_cpu" = x"yes"; then
266 AC_DEFINE(HAVE_FINITEL)
267 AC_DEFINE(HAVE_HYPOTL)
268 AC_DEFINE(HAVE_ISINFL)
269 AC_DEFINE(HAVE_ISNANL)
273 # Check for available headers.
274 # Don't call GLIBCXX_CHECK_LINKER_FEATURES, VMS doesn't have a GNU ld
275 GLIBCXX_CHECK_MATH_SUPPORT
276 GLIBCXX_CHECK_STDLIB_SUPPORT
279 AC_DEFINE(HAVE_ACOSF)
280 AC_DEFINE(HAVE_ASINF)
281 AC_DEFINE(HAVE_ATAN2F)
282 AC_DEFINE(HAVE_ATANF)
283 AC_DEFINE(HAVE_CEILF)
285 AC_DEFINE(HAVE_COSHF)
287 AC_DEFINE(HAVE_FABSF)
288 AC_DEFINE(HAVE_FLOORF)
289 AC_DEFINE(HAVE_FMODF)
290 AC_DEFINE(HAVE_HYPOT)
291 AC_DEFINE(HAVE_LOG10F)
295 AC_DEFINE(HAVE_SINHF)
296 AC_DEFINE(HAVE_SQRTF)
298 AC_DEFINE(HAVE_TANHF)
301 AC_MSG_ERROR([No support for this host/target combination.])