source: rtems/aclocal/prog-cc.m4 @ 73defea0

4.104.114.84.9
Last change on this file since 73defea0 was 7a928017, checked in by Ralf Corsepius <ralf.corsepius@…>, on Jun 12, 2003 at 6:28:16 AM

2003-06-12 Ralf Corsepius <corsepiu@…>

  • configure.ac: Remove "BLEEDING EDGE" warning. Put docs into RTEMS_BUILD_CONFIG_SUBDIRS.
  • acinclude.m4: Add AC_PREREQ(2.57). Major overhaul (PR 412).
  • aclocal/prog-cc.m4: Add RTEMS_GCC_ISYSTEM.
  • aclocal/gcc-isystem.m4: New.
  • Makefile.am: Add aclocal/gcc-isystem.m4.
  • Property mode set to 100644
File size: 1.0 KB
Line 
1dnl
2dnl $Id$
3dnl
4dnl Check for target gcc
5dnl
6
7AC_DEFUN(RTEMS_PROG_CC,
8[
9AC_BEFORE([$0], [AC_PROG_CPP])dnl
10AC_BEFORE([$0], [AC_PROG_CC])dnl
11AC_BEFORE([$0], [RTEMS_CANONICALIZE_TOOLS])dnl
12
13_RTEMS_FLAGS([CFLAGS],
14  ["\$(CPU_CFLAGS) \$(RTEMS_CFLAGS_\$(VARIANT_V)_V) \$(CFLAGS_\$(VARIANT_V)_V) -g"])
15
16RTEMS_CHECK_TOOL(CC,gcc)
17test -z "$CC" && \
18  AC_MSG_ERROR([no acceptable cc found in \$PATH])
19AC_PROG_CC
20AC_PROG_CPP
21
22AM_CONDITIONAL(RTEMS_USE_GCC,test x"$GCC" = x"yes")
23])
24
25AC_DEFUN(RTEMS_PROG_CC_FOR_TARGET,
26[
27dnl check target cc
28RTEMS_PROG_CC
29dnl check if the compiler supports -isystem
30RTEMS_GCC_ISYSTEM
31dnl check if the target compiler may use --pipe
32RTEMS_GCC_PIPE
33test "$rtems_cv_gcc_pipe" = "yes" && CC="$CC --pipe"
34
35dnl check if the compiler supports --specs
36RTEMS_GCC_SPECS
37
38if test "$GCC" = yes; then
39RTEMS_CFLAGS="$RTEMS_CFLAGS -Wall"
40m4_if([$1],,[],[RTEMS_CFLAGS="$RTEMS_CFLAGS $1"])
41fi
42
43AS_IF([test x"$rtems_cv_gcc_isystem" = x"yes"],[
44  RTEMS_CPPFLAGS="-isystem \$(PROJECT_INCLUDE)"],[
45  RTEMS_CPPFLAGS="-I\$(PROJECT_INCLUDE)"
46])
47AC_SUBST(RTEMS_CPPFLAGS)
48])
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