diff options
Diffstat (limited to 'c/src/tests/aclocal/prog-cc.m4')
| -rw-r--r-- | c/src/tests/aclocal/prog-cc.m4 | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/c/src/tests/aclocal/prog-cc.m4 b/c/src/tests/aclocal/prog-cc.m4 new file mode 100644 index 0000000000..24a9d842a1 --- /dev/null +++ b/c/src/tests/aclocal/prog-cc.m4 @@ -0,0 +1,48 @@ +dnl +dnl $Id$ +dnl +dnl Check for target gcc +dnl + +AC_DEFUN(RTEMS_PROG_CC, +[ +AC_BEFORE([$0], [AC_PROG_CPP])dnl +AC_BEFORE([$0], [AC_PROG_CC])dnl +AC_BEFORE([$0], [RTEMS_CANONICALIZE_TOOLS])dnl + +_RTEMS_FLAGS([CFLAGS], + ["\$(CPU_CFLAGS) \$(RTEMS_CFLAGS_\$(VARIANT_V)_V) \$(CFLAGS_\$(VARIANT_V)_V) -g"]) + +RTEMS_CHECK_TOOL(CC,gcc) +test -z "$CC" && \ + AC_MSG_ERROR([no acceptable cc found in \$PATH]) +AC_PROG_CC +AC_PROG_CPP + +AM_CONDITIONAL(RTEMS_USE_GCC,test x"$GCC" = x"yes") +]) + +AC_DEFUN(RTEMS_PROG_CC_FOR_TARGET, +[ +dnl check target cc +RTEMS_PROG_CC +dnl check if the compiler supports -isystem +RTEMS_GCC_ISYSTEM +dnl check if the target compiler may use --pipe +RTEMS_GCC_PIPE +test "$rtems_cv_gcc_pipe" = "yes" && CC="$CC --pipe" + +dnl check if the compiler supports --specs +RTEMS_GCC_SPECS + +if test "$GCC" = yes; then +RTEMS_CFLAGS="$RTEMS_CFLAGS -Wall" +m4_if([$1],,[],[RTEMS_CFLAGS="$RTEMS_CFLAGS $1"]) +fi + +AS_IF([test x"$rtems_cv_gcc_isystem" = x"yes"],[ + RTEMS_CPPFLAGS="-isystem \$(PROJECT_INCLUDE)"],[ + RTEMS_CPPFLAGS="-I\$(PROJECT_INCLUDE)" +]) +AC_SUBST(RTEMS_CPPFLAGS) +]) |