diff options
Diffstat (limited to 'configure')
-rwxr-xr-x | configure | 54 |
1 files changed, 53 insertions, 1 deletions
@@ -1,6 +1,6 @@ #!/bin/sh -# From configure.in Revision: 1.9 +# From configure.in Revision: 1.12 # Guess values for system-dependent variables and create Makefiles. # Generated automatically using autoconf version 2.0 @@ -2536,6 +2536,58 @@ fi fi +# check for hypot() in math library +LIBS_SAVE=$LIBS +LIBS="$LIBS $LIBM" +for ac_func in hypot +do +echo $ac_n "checking for $ac_func""... $ac_c" 1>&4 +if eval "test \"`echo '${'ac_cv_func_$ac_func'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&4 +else + cat > conftest.$ac_ext <<EOF +#line 2550 "configure" +#include "confdefs.h" +#include <ctype.h> /* Arbitrary system header to define __stub macros. */ +int main() { return 0; } +int t() { + +/* The GNU C library defines this for functions which it implements + to always fail with ENOSYS. Some functions are actually named + something starting with __ and the normal name is an alias. */ +#if defined (__stub_$ac_func) || defined (__stub___$ac_func) +choke me +#else +/* Override any gcc2 internal prototype to avoid an error. */ +char $ac_func(); $ac_func(); +#endif + +; return 0; } +EOF +if eval $ac_link; then + rm -rf conftest* + eval "ac_cv_func_$ac_func=yes" +else + rm -rf conftest* + eval "ac_cv_func_$ac_func=no" +fi +rm -f conftest* + +fi +if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then + echo "$ac_t""yes" 1>&4 + ac_tr_func=HAVE_`echo $ac_func | tr '[a-z]' '[A-Z]'` + cat >> confdefs.h <<EOF +#define $ac_tr_func 1 +EOF + +else + echo "$ac_t""no" 1>&4 +fi +done + +LIBS=$LIBS_SAVE + # generate output files trap '' 1 2 15 if test -w $cache_file; then |