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.
13 # These definitions are for the SDE C library rather than newlib.
14 SECTION_FLAGS='-ffunction-sections -fdata-sections'
15 AC_SUBST(SECTION_FLAGS)
16 GLIBCXX_CHECK_COMPILER_FEATURES
17 GLIBCXX_CHECK_LINKER_FEATURES
18 GLIBCXX_CHECK_MATH_SUPPORT
19 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
20 GLIBCXX_CHECK_STDLIB_SUPPORT
23 AC_DEFINE(HAVE_COPYSIGN)
24 AC_DEFINE(HAVE_FINITE)
29 AC_DEFINE(HAVE_LDEXPF)
35 # Darwin versions vary, but the linker should work in a cross environment,
36 # so we just check for all the features here.
37 # Check for available headers.
39 # Don't call GLIBCXX_CHECK_LINKER_FEATURES, Darwin doesn't have a GNU ld
40 GLIBCXX_CHECK_MATH_SUPPORT
41 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
42 GLIBCXX_CHECK_STDLIB_SUPPORT
46 # GLIBCXX_CHECK_MATH_SUPPORT
50 AC_DEFINE(HAVE_FINITE)
51 AC_DEFINE(HAVE_COPYSIGN)
52 AC_DEFINE(HAVE_SINCOS)
54 # GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
55 # GLIBCXX_CHECK_STDLIB_SUPPORT
56 AC_DEFINE(HAVE_COPYSIGN)
57 AC_DEFINE(HAVE_COPYSIGNF)
61 SECTION_FLAGS='-ffunction-sections -fdata-sections'
62 AC_SUBST(SECTION_FLAGS)
63 GLIBCXX_CHECK_LINKER_FEATURES
64 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
65 AC_DEFINE(HAVE_SETENV)
66 AC_DEFINE(HAVE_COPYSIGN)
67 AC_DEFINE(HAVE_COPYSIGNF)
68 AC_DEFINE(HAVE_FINITEF)
69 AC_DEFINE(HAVE_FINITE)
70 AC_DEFINE(HAVE_FREXPF)
72 AC_DEFINE(HAVE_HYPOTF)
75 AC_DEFINE(HAVE_ISNANF)
79 AC_DEFINE(HAVE_ATAN2F)
82 AC_DEFINE(HAVE_COPYSIGN)
83 AC_DEFINE(HAVE_COPYSIGNF)
88 AC_DEFINE(HAVE_FLOORF)
90 AC_DEFINE(HAVE_FREXPF)
91 AC_DEFINE(HAVE_LDEXPF)
92 AC_DEFINE(HAVE_LOG10F)
100 AC_DEFINE(HAVE_TANHF)
101 if test x"long_double_math_on_this_cpu" = x"yes"; then
102 AC_DEFINE(HAVE_FINITEL)
103 AC_DEFINE(HAVE_ISINFL)
104 AC_DEFINE(HAVE_ISNANL)
108 SECTION_FLAGS='-ffunction-sections -fdata-sections'
109 AC_SUBST(SECTION_FLAGS)
110 GLIBCXX_CHECK_LINKER_FEATURES
111 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
112 AC_DEFINE(HAVE_COPYSIGN)
113 AC_DEFINE(HAVE_COPYSIGNF)
114 AC_DEFINE(HAVE_FREXPF)
115 AC_DEFINE(HAVE_HYPOT)
118 AC_DEFINE(HAVE_FINITE)
119 AC_DEFINE(HAVE_FINITEF)
120 AC_DEFINE(HAVE_ISINF)
121 AC_DEFINE(HAVE_ISINFF)
122 AC_DEFINE(HAVE_ISNAN)
123 AC_DEFINE(HAVE_ISNANF)
127 *-linux* | *-uclinux* | *-gnu* | *-kfreebsd*-gnu | *-knetbsd*-gnu)
128 SECTION_FLAGS='-ffunction-sections -fdata-sections'
129 AC_SUBST(SECTION_FLAGS)
130 GLIBCXX_CHECK_COMPILER_FEATURES
131 GLIBCXX_CHECK_LINKER_FEATURES
132 GLIBCXX_CHECK_MATH_SUPPORT
133 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
134 GLIBCXX_CHECK_STDLIB_SUPPORT
136 AC_DEFINE(_GLIBCXX_USE_RANDOM_TR1)
142 AC_DEFINE(HAVE_STRTOF)
143 AC_DEFINE(HAVE_STRTOLD)
144 GLIBCXX_CHECK_LINKER_FEATURES
145 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
148 SECTION_FLAGS='-ffunction-sections -fdata-sections'
149 AC_SUBST(SECTION_FLAGS)
150 GLIBCXX_CHECK_LINKER_FEATURES
151 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
152 AC_DEFINE(HAVE_COPYSIGN)
153 AC_DEFINE(HAVE_COPYSIGNF)
154 AC_DEFINE(HAVE_FINITEF)
155 AC_DEFINE(HAVE_FINITE)
156 AC_DEFINE(HAVE_FREXPF)
157 AC_DEFINE(HAVE_HYPOTF)
158 AC_DEFINE(HAVE_ISINF)
159 AC_DEFINE(HAVE_ISINFF)
160 AC_DEFINE(HAVE_ISNAN)
161 AC_DEFINE(HAVE_ISNANF)
162 if test x"long_double_math_on_this_cpu" = x"yes"; then
163 AC_DEFINE(HAVE_FINITEL)
164 AC_DEFINE(HAVE_ISINFL)
165 AC_DEFINE(HAVE_ISNANL)
169 SECTION_FLAGS='-ffunction-sections -fdata-sections'
170 AC_SUBST(SECTION_FLAGS)
171 GLIBCXX_CHECK_LINKER_FEATURES
172 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
173 AC_DEFINE(HAVE_HYPOT)
174 AC_DEFINE(HAVE_ISINF)
175 AC_DEFINE(HAVE_ISNAN)
177 *-qnx6.1* | *-qnx6.2*)
178 SECTION_FLAGS='-ffunction-sections -fdata-sections'
179 AC_SUBST(SECTION_FLAGS)
180 GLIBCXX_CHECK_LINKER_FEATURES
181 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
184 AC_DEFINE(HAVE_COSHF)
185 AC_DEFINE(HAVE_COSHL)
188 AC_DEFINE(HAVE_LOG10F)
189 AC_DEFINE(HAVE_LOG10L)
192 AC_DEFINE(HAVE_SINHF)
193 AC_DEFINE(HAVE_SINHL)
197 *-solaris2.7 | *-solaris2.8 | *-solaris2.9 | *-solaris2.10)
198 GLIBCXX_CHECK_LINKER_FEATURES
199 AC_DEFINE(HAVE_MBSTATE_T)
200 AC_DEFINE(HAVE_FINITE)
201 AC_DEFINE(HAVE_FPCLASS)
202 # All of the dependencies for wide character support are here, so
204 AC_DEFINE(_GLIBCXX_USE_WCHAR_T)
211 # These two C99 functions are present only in Solaris >= 10
212 AC_DEFINE(HAVE_STRTOF)
213 AC_DEFINE(HAVE_STRTOLD)
216 AC_DEFINE(HAVE_COPYSIGN)
217 AC_DEFINE(HAVE_ISNAN)
218 AC_DEFINE(HAVE_ISNANF)
219 AC_DEFINE(HAVE_MODFF)
220 AC_DEFINE(HAVE_HYPOT)
223 SECTION_FLAGS='-ffunction-sections -fdata-sections'
224 AC_SUBST(SECTION_FLAGS)
225 GLIBCXX_CHECK_LINKER_FEATURES
226 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
227 AC_DEFINE(HAVE_COPYSIGN)
228 AC_DEFINE(HAVE_COPYSIGNF)
229 AC_DEFINE(HAVE_FINITE)
230 AC_DEFINE(HAVE_FINITEF)
231 AC_DEFINE(HAVE_FREXPF)
232 AC_DEFINE(HAVE_HYPOTF)
233 AC_DEFINE(HAVE_ISINF)
234 AC_DEFINE(HAVE_ISINFF)
235 AC_DEFINE(HAVE_ISNAN)
236 AC_DEFINE(HAVE_ISNANF)
237 AC_DEFINE(HAVE_SINCOS)
238 AC_DEFINE(HAVE_SINCOSF)
239 if test x"long_double_math_on_this_cpu" = x"yes"; then
240 AC_DEFINE(HAVE_FINITEL)
241 AC_DEFINE(HAVE_HYPOTL)
242 AC_DEFINE(HAVE_ISINFL)
243 AC_DEFINE(HAVE_ISNANL)
247 AC_DEFINE(HAVE_ACOSF)
248 AC_DEFINE(HAVE_ASINF)
249 AC_DEFINE(HAVE_ATAN2F)
250 AC_DEFINE(HAVE_ATANF)
251 AC_DEFINE(HAVE_CEILF)
253 AC_DEFINE(HAVE_COSHF)
255 AC_DEFINE(HAVE_FABSF)
256 AC_DEFINE(HAVE_FLOORF)
257 AC_DEFINE(HAVE_FMODF)
258 AC_DEFINE(HAVE_HYPOT)
259 AC_DEFINE(HAVE_LOG10F)
263 AC_DEFINE(HAVE_SINHF)
264 AC_DEFINE(HAVE_SQRTF)
266 AC_DEFINE(HAVE_TANHF)
269 AC_MSG_ERROR([No support for this host/target combination.])