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| author | Ralf Corsepius <ralf.corsepius@rtems.org> | 2002-06-17 08:52:47 +0000 |
|---|---|---|
| committer | Ralf Corsepius <ralf.corsepius@rtems.org> | 2002-06-17 08:52:47 +0000 |
| commit | ed8ec1cf119e0886f816697e3ee367476d90bea2 (patch) | |
| tree | 0b3c7846d92f35bd6fe8038814d8e89ac667e761 /cpukit/aclocal/prog-cc.m4 | |
| parent | 2002-06-15 Ralf Corsepius <corsepiu@faw.uni-ulm.de> (diff) | |
| download | rtems-ed8ec1cf119e0886f816697e3ee367476d90bea2.tar.bz2 | |
2002-06-17 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
* copied over from aclocal/.
Diffstat (limited to 'cpukit/aclocal/prog-cc.m4')
| -rw-r--r-- | cpukit/aclocal/prog-cc.m4 | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/cpukit/aclocal/prog-cc.m4 b/cpukit/aclocal/prog-cc.m4 new file mode 100644 index 0000000000..11b47d4610 --- /dev/null +++ b/cpukit/aclocal/prog-cc.m4 @@ -0,0 +1,50 @@ +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([$0], [RTEMS_CANONICALIZE_TOOLS])dnl + +RTEMS_CHECK_TOOL(CC,gcc) +test -z "$CC" && \ + AC_MSG_ERROR([no acceptable cc found in \$PATH]) +AC_PROG_CC +AC_PROG_CPP + +AM_CONDITIONAL(RTEMS_USE_GCC,test x"$GCC" = x"yes") +]) + +AC_DEFUN(RTEMS_PROG_CC_FOR_TARGET, +[ +dnl check target cc +RTEMS_PROG_CC +dnl check if the compiler supports --specs +RTEMS_GCC_SPECS +dnl check if the target compiler may use --pipe +RTEMS_GCC_PIPE +dnl check if the compiler supports --specs if gcc28 is requested +# if test "$rtems_cv_gcc_specs" = "no"; then +# AC_MSG_WARN([*** disabling --enable-gcc28]) +# RTEMS_USE_GCC272=yes +# fi +test "$rtems_cv_gcc_pipe" = "yes" && CC="$CC --pipe" + +if test "$GCC" = yes; then +] +m4_if([$1],,[],[CPPFLAGS="$CPPFLAGS $1"]) +[ +CFLAGS="-g -Wall" +fi + +dnl FIXME: HACK for egcs/cygwin mixing '\\' and '/' in gcc -print-* +case $build_os in +*cygwin*) GCCSED="| sed 's%\\\\%/%g'" ;; +*) ;; +esac +AC_SUBST(GCCSED) +]) |