# Public domain sub TEST_math_c99 { my ($ver, $pfx) = @_; MkIfNE($pfx, ''); MkDefine('MATH_C99_CFLAGS', "-I$pfx"); MkDefine('MATH_C99_LIBS', "-L$pfx -lm"); MkElse; MkDefine('MATH_C99_CFLAGS', ''); MkDefine('MATH_C99_LIBS', '-lm'); MkEndif; MkCaseIn('${host}'); MkCaseBegin('*-pc-mingw32*'); MkPrintS('skipping (libmingwex linker errors)'); MkDisableNotFound('math_c99'); MkCaseEnd; MkCaseBegin('*'); MkCompileC('HAVE_MATH_C99', '${CFLAGS} ${MATH_C99_CFLAGS}', '${MATH_C99_LIBS}', << 'EOF'); #include int main(int argc, char *argv[]) { float f = 1.0; double d = 1.0; d = fabs(d); f = sqrtf(fabsf(f)); return (f > d) ? 0 : 1; } EOF MkIfFalse('${HAVE_MATH_C99}'); MkDisableFailed('math_c99'); MkEndif; MkCaseEnd; MkEsac; } sub DISABLE_math_c99 { MkDefine('HAVE_MATH_C99', 'no') unless $TestFailed; MkDefine('MATH_C99_CFLAGS', ''); MkDefine('MATH_C99_LIBS', ''); MkSaveUndef('HAVE_MATH_C99'); } BEGIN { my $n = 'math_c99'; $DESCR{$n} = 'the C math library (C99)'; $TESTS{$n} = \&TEST_math_c99; $DISABLE{$n} = \&DISABLE_math_c99; $DEPS{$n} = 'cc'; $SAVED{$n} = 'MATH_C99_CFLAGS MATH_C99_LIBS'; } ;1