Added --with-fpectl. Change checks for -lm, -lc.
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7a24c37444
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29
configure.in
29
configure.in
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@ -500,25 +500,46 @@ AC_MSG_RESULT($va_list_is_array)
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# Linux requires this for correct f.p. operations
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AC_CHECK_LIB(ieee, __fpu_control)
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# Check for --with-fpectl
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AC_SUBST(WANT_SIGFPE_HANDLER)
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AC_MSG_CHECKING(for --with-fpectl)
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AC_ARG_WITH(fpectl, [--with-fpectl enable SIGFPE catching], [
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if test "$withval" != no
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then AC_DEFINE(WANT_SIGFPE_HANDLER) AC_MSG_RESULT(yes)
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else AC_MSG_RESULT(no)
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fi])
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# check for --with-libm=...
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AC_SUBST(LIBM)
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case $ac_sys_system in
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next) ;;
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*) LIBM=-lm
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esac
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AC_MSG_CHECKING(for --with-libm=STRING)
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AC_ARG_WITH(libm, [--with-libm=STRING math library], [
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if test "$withval" != yes
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if test "$withval" = no
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then LIBM=
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AC_MSG_RESULT(force LIBM empty)
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elif test "$withval" != yes
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then LIBM=$withval
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AC_MSG_RESULT(set LIBM=\"$withval\")
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else AC_ERROR(proper usage is --with-libm=STRING)
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fi])
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fi],
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[AC_MSG_RESULT(default LIBM=\"$LIBM\")])
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# check for --with-libc=...
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AC_SUBST(LIBC)
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AC_MSG_CHECKING(for --with-libc=STRING)
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AC_ARG_WITH(libc, [--with-libc=STRING C library], [
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if test "$withval" != yes
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if test "$withval" = no
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then LIBC=
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AC_MSG_RESULT(force LIBC empty)
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elif test "$withval" != yes
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then LIBC=$withval
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AC_MSG_RESULT(set LIBC=\"$withval\")
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else AC_ERROR(proper usage is --with-libc=STRING)
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fi])
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fi],
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[AC_MSG_RESULT(default LIBC=\"$LIBC\")])
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# check for hypot() in math library
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LIBS_SAVE=$LIBS
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