diff options
Diffstat (limited to 'm4/ax_prog_cc_for_build.m4')
| -rw-r--r-- | m4/ax_prog_cc_for_build.m4 | 37 |
1 files changed, 11 insertions, 26 deletions
diff --git a/m4/ax_prog_cc_for_build.m4 b/m4/ax_prog_cc_for_build.m4 index 08095a83dfc..6369809aadd 100644 --- a/m4/ax_prog_cc_for_build.m4 +++ b/m4/ax_prog_cc_for_build.m4 @@ -40,30 +40,9 @@ AC_REQUIRE([AC_PROG_CC])dnl AC_REQUIRE([AC_PROG_CPP])dnl AC_REQUIRE([AC_EXEEXT])dnl AC_REQUIRE([AC_CANONICAL_SYSTEM])dnl -dnl -pushdef([AC_TRY_COMPILER], [ -cat > conftest.$ac_ext << EOF -#line __oline__ "configure" -#include "confdefs.h" -[$1] -EOF -# If we can't run a trivial program, we are probably using a cross -compiler. -# Fail miserably. -if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} && (./conftest; -exit) 2>/dev/null; then - [$2]=yes -else - echo "configure: failed program was:" >&AC_FD_CC - cat conftest.$ac_ext >&AC_FD_CC - [$2]=no -fi -[$3]=no -rm -fr conftest*])dnl dnl Use the standard macros, but make them use other variable names dnl -pushdef([cross_compiling], [#])dnl pushdef([ac_cv_prog_CPP], ac_cv_build_prog_CPP)dnl pushdef([ac_cv_prog_gcc], ac_cv_build_prog_gcc)dnl pushdef([ac_cv_prog_cc_works], ac_cv_build_prog_cc_works)dnl @@ -91,16 +70,21 @@ pushdef([ac_cv_host_os], ac_cv_build_os)dnl pushdef([ac_cpp], ac_build_cpp)dnl pushdef([ac_compile], ac_build_compile)dnl pushdef([ac_link], ac_build_link)dnl -pushdef([ac_tool_prefix], [#])dnl + +save_cross_compiling=$cross_compiling +save_ac_tool_prefix=$ac_tool_prefix +cross_compiling=no +ac_tool_prefix= AC_PROG_CC AC_PROG_CPP AC_EXEEXT +ac_tool_prefix=$save_ac_tool_prefix +cross_compiling=$save_cross_compiling + dnl Restore the old definitions dnl -popdef([AC_TRY_COMPILER])dnl -popdef([ac_tool_prefix])dnl popdef([ac_link])dnl popdef([ac_compile])dnl popdef([ac_cpp])dnl @@ -114,6 +98,7 @@ popdef([host_vendor])dnl popdef([host_cpu])dnl popdef([host_alias])dnl popdef([host])dnl +popdef([LDFLAGS])dnl popdef([CPPFLAGS])dnl popdef([CFLAGS])dnl popdef([CPP])dnl @@ -123,10 +108,10 @@ popdef([ac_exeext])dnl popdef([ac_cv_objext])dnl popdef([ac_cv_exeext])dnl popdef([ac_cv_prog_cc_g])dnl -popdef([ac_cv_prog_cc_works])dnl popdef([ac_cv_prog_cc_cross])dnl +popdef([ac_cv_prog_cc_works])dnl popdef([ac_cv_prog_gcc])dnl -popdef([cross_compiling])dnl +popdef([ac_cv_prog_CPP])dnl dnl Finally, set Makefile variables dnl |