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_FABSF)
115 AC_DEFINE(HAVE_FREXPF)
116 AC_DEFINE(HAVE_HYPOT)
119 AC_DEFINE(HAVE_FINITE)
120 AC_DEFINE(HAVE_FINITEF)
121 AC_DEFINE(HAVE_ISINF)
122 AC_DEFINE(HAVE_ISINFF)
123 AC_DEFINE(HAVE_ISNAN)
124 AC_DEFINE(HAVE_ISNANF)
128 *-linux* | *-uclinux* | *-gnu* | *-kfreebsd*-gnu | *-knetbsd*-gnu)
129 SECTION_FLAGS='-ffunction-sections -fdata-sections'
130 AC_SUBST(SECTION_FLAGS)
131 GLIBCXX_CHECK_COMPILER_FEATURES
132 GLIBCXX_CHECK_LINKER_FEATURES
133 GLIBCXX_CHECK_MATH_SUPPORT
134 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
135 GLIBCXX_CHECK_STDLIB_SUPPORT
137 AC_DEFINE(_GLIBCXX_USE_RANDOM_TR1)
143 AC_DEFINE(HAVE_STRTOF)
144 AC_DEFINE(HAVE_STRTOLD)
145 GLIBCXX_CHECK_LINKER_FEATURES
146 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
149 SECTION_FLAGS='-ffunction-sections -fdata-sections'
150 AC_SUBST(SECTION_FLAGS)
151 GLIBCXX_CHECK_LINKER_FEATURES
152 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
153 AC_DEFINE(HAVE_COPYSIGN)
154 AC_DEFINE(HAVE_COPYSIGNF)
155 AC_DEFINE(HAVE_FINITEF)
156 AC_DEFINE(HAVE_FINITE)
157 AC_DEFINE(HAVE_FREXPF)
158 AC_DEFINE(HAVE_HYPOTF)
159 AC_DEFINE(HAVE_ISINF)
160 AC_DEFINE(HAVE_ISINFF)
161 AC_DEFINE(HAVE_ISNAN)
162 AC_DEFINE(HAVE_ISNANF)
163 if test x"long_double_math_on_this_cpu" = x"yes"; then
164 AC_DEFINE(HAVE_FINITEL)
165 AC_DEFINE(HAVE_ISINFL)
166 AC_DEFINE(HAVE_ISNANL)
170 SECTION_FLAGS='-ffunction-sections -fdata-sections'
171 AC_SUBST(SECTION_FLAGS)
172 GLIBCXX_CHECK_LINKER_FEATURES
173 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
174 AC_DEFINE(HAVE_HYPOT)
175 AC_DEFINE(HAVE_ISINF)
176 AC_DEFINE(HAVE_ISNAN)
178 *-qnx6.1* | *-qnx6.2*)
179 SECTION_FLAGS='-ffunction-sections -fdata-sections'
180 AC_SUBST(SECTION_FLAGS)
181 GLIBCXX_CHECK_LINKER_FEATURES
182 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
185 AC_DEFINE(HAVE_COSHF)
186 AC_DEFINE(HAVE_COSHL)
189 AC_DEFINE(HAVE_LOG10F)
190 AC_DEFINE(HAVE_LOG10L)
193 AC_DEFINE(HAVE_SINHF)
194 AC_DEFINE(HAVE_SINHL)
198 *-solaris2.7 | *-solaris2.8 | *-solaris2.9 | *-solaris2.10)
199 GLIBCXX_CHECK_LINKER_FEATURES
200 AC_DEFINE(HAVE_MBSTATE_T)
201 AC_DEFINE(HAVE_FINITE)
202 AC_DEFINE(HAVE_FPCLASS)
203 # All of the dependencies for wide character support are here, so
205 AC_DEFINE(_GLIBCXX_USE_WCHAR_T)
212 # These two C99 functions are present only in Solaris >= 10
213 AC_DEFINE(HAVE_STRTOF)
214 AC_DEFINE(HAVE_STRTOLD)
217 AC_DEFINE(HAVE_COPYSIGN)
218 AC_DEFINE(HAVE_ISNAN)
219 AC_DEFINE(HAVE_ISNANF)
220 AC_DEFINE(HAVE_MODFF)
221 AC_DEFINE(HAVE_HYPOT)
224 SECTION_FLAGS='-ffunction-sections -fdata-sections'
225 AC_SUBST(SECTION_FLAGS)
226 GLIBCXX_CHECK_LINKER_FEATURES
227 GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
228 AC_DEFINE(HAVE_COPYSIGN)
229 AC_DEFINE(HAVE_COPYSIGNF)
230 AC_DEFINE(HAVE_FINITE)
231 AC_DEFINE(HAVE_FINITEF)
232 AC_DEFINE(HAVE_FREXPF)
233 AC_DEFINE(HAVE_HYPOTF)
234 AC_DEFINE(HAVE_ISINF)
235 AC_DEFINE(HAVE_ISINFF)
236 AC_DEFINE(HAVE_ISNAN)
237 AC_DEFINE(HAVE_ISNANF)
238 AC_DEFINE(HAVE_SINCOS)
239 AC_DEFINE(HAVE_SINCOSF)
240 if test x"long_double_math_on_this_cpu" = x"yes"; then
241 AC_DEFINE(HAVE_FINITEL)
242 AC_DEFINE(HAVE_HYPOTL)
243 AC_DEFINE(HAVE_ISINFL)
244 AC_DEFINE(HAVE_ISNANL)
248 AC_DEFINE(HAVE_ACOSF)
249 AC_DEFINE(HAVE_ASINF)
250 AC_DEFINE(HAVE_ATAN2F)
251 AC_DEFINE(HAVE_ATANF)
252 AC_DEFINE(HAVE_CEILF)
254 AC_DEFINE(HAVE_COSHF)
256 AC_DEFINE(HAVE_FABSF)
257 AC_DEFINE(HAVE_FLOORF)
258 AC_DEFINE(HAVE_FMODF)
259 AC_DEFINE(HAVE_HYPOT)
260 AC_DEFINE(HAVE_LOG10F)
264 AC_DEFINE(HAVE_SINHF)
265 AC_DEFINE(HAVE_SQRTF)
267 AC_DEFINE(HAVE_TANHF)
270 AC_MSG_ERROR([No support for this host/target combination.])