1 dnl Copyright (C) 2009 Sun Microsystems
2 dnl This file is free software; Sun Microsystems
3 dnl gives unlimited permission to copy and/or distribute it,
4 dnl with or without modifications, as long as this notice is preserved.
6 dnl Which version of the canonical setup we're using
7 AC_DEFUN([PANDORA_CANONICAL_VERSION],[0.74])
9 AC_DEFUN([PANDORA_FORCE_DEPEND_TRACKING],[
10 dnl Force dependency tracking on for Sun Studio builds
11 AS_IF([test "x${enable_dependency_tracking}" = "x"],[
12 enable_dependency_tracking=yes
16 dnl The standard setup for how we build Pandora projects
17 AC_DEFUN([PANDORA_CANONICAL_TARGET],[
18 AC_REQUIRE([PANDORA_FORCE_DEPEND_TRACKING])
19 ifdef([m4_define],,[define([m4_define], defn([define]))])
20 ifdef([m4_undefine],,[define([m4_undefine], defn([undefine]))])
21 m4_define([PCT_ALL_ARGS],[$*])
22 m4_define([PCT_USE_GNULIB],[no])
23 m4_define([PCT_REQUIRE_CXX],[no])
24 m4_define([PCT_IGNORE_SHARED_PTR],[no])
25 m4_define([PCT_FORCE_GCC42],[no])
26 m4_define([PCT_SRC_IN_SRC],[no])
27 m4_foreach([pct_arg],[$*],[
30 m4_undefine([PCT_USE_GNULIB])
31 m4_define([PCT_USE_GNULIB],[yes])
34 m4_undefine([PCT_REQUIRE_CXX])
35 m4_define([PCT_REQUIRE_CXX],[yes])
37 [ignore-shared-ptr], [
38 m4_undefine([PCT_IGNORE_SHARED_PTR])
39 m4_define([PCT_IGNORE_SHARED_PTR],[yes])
42 m4_undefine([PCT_FORCE_GCC42])
43 m4_define([PCT_FORCE_GCC42],[yes])
46 m4_undefine([PCT_SRC_IN_SRC])
47 m4_define([PCT_SRC_IN_SRC],[yes])
51 # We need to prevent canonical target
52 # from injecting -O2 into CFLAGS - but we won't modify anything if we have
53 # set CFLAGS on the command line, since that should take ultimate precedence
54 AS_IF([test "x${ac_cv_env_CFLAGS_set}" = "x"],
56 AS_IF([test "x${ac_cv_env_CXXFLAGS_set}" = "x"],
61 AM_INIT_AUTOMAKE(-Wall -Werror nostdinc subdir-objects foreign)
62 m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
64 m4_if(PCT_USE_GNULIB,yes,[ gl_EARLY ])
66 AC_REQUIRE([AC_PROG_CC])
67 AC_REQUIRE([PANDORA_MAC_GCC42])
68 AC_REQUIRE([PANDORA_64BIT])
70 dnl Once we can use a modern autoconf, we can use this
72 AC_REQUIRE([AC_PROG_CXX])
77 m4_if(PCT_FORCE_GCC42, [yes], [
78 AS_IF([test "$GCC" = "yes"], PANDORA_ENSURE_GCC_VERSION)
85 dnl autoconf doesn't automatically provide a fail-if-no-C++ macro
86 dnl so we check c++98 features and fail if we don't have them, mainly
88 PANDORA_CHECK_CXX_STANDARD
89 m4_if(PCT_REQUIRE_CXX, [yes], [
90 AS_IF([test "$ac_cv_cxx_stdcxx_98" = "no"],[
91 AC_MSG_ERROR([No working C++ Compiler has been found. ${PACKAGE} requires a C++ compiler that can handle C++98])
97 m4_if(PCT_IGNORE_SHARED_PTR, [no], [
98 AS_IF([test "$ac_cv_shared_ptr_namespace" = "missing"],[
99 AC_MSG_WARN([a usable shared_ptr implementation was not found. Let someone know what your platform is.])
103 m4_if(PCT_USE_GNULIB, [yes], [
105 AC_CONFIG_LIBOBJ_DIR([gnulib])
108 PANDORA_CHECK_C_VERSION
109 PANDORA_CHECK_CXX_VERSION
121 # off_t is not a builtin type
122 AC_CHECK_SIZEOF(off_t, 4)
123 AS_IF([test "$ac_cv_sizeof_off_t" -eq 0],[
124 AC_MSG_ERROR("${PACKAGE} needs an off_t type.")
127 AC_CHECK_SIZEOF(size_t)
128 AS_IF([test "$ac_cv_sizeof_size_t" -eq 0],[
129 AC_MSG_ERROR("${PACKAGE} needs an size_t type.")
132 AC_DEFINE_UNQUOTED([SIZEOF_SIZE_T],[$ac_cv_sizeof_size_t],[Size of size_t as computed by sizeof()])
133 AC_CHECK_SIZEOF(long long)
134 AC_DEFINE_UNQUOTED([SIZEOF_LONG_LONG],[$ac_cv_sizeof_long_long],[Size of long long as computed by sizeof()])
135 AC_CACHE_CHECK([if time_t is unsigned], [ac_cv_time_t_unsigned],[
136 AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
141 int array[(((time_t)-1) > 0) ? 1 : -1];
144 ac_cv_time_t_unsigned=yes
146 ac_cv_time_t_unsigned=no
149 AS_IF([test "$ac_cv_time_t_unsigned" = "yes"],[
150 AC_DEFINE([TIME_T_UNSIGNED], 1, [Define to 1 if time_t is unsigned])
153 dnl AC_FUNC_ALLOCA would test for stack direction if we didn't have a working
154 dnl alloca - but we need to know it anyway for check_stack_overrun.
155 PANDORA_STACK_DIRECTION
160 # Test whether madvise() is declared in C++ code -- it is not on some
161 # systems, such as Solaris
162 AC_CHECK_DECLS([madvise], [], [], [AC_INCLUDES_DEFAULT[
164 #include <sys/types.h>
165 #include <sys/mman.h>
170 PANDORA_HAVE_GCC_ATOMICS
172 dnl We need to inject error into the cflags to test if visibility works or not
173 dnl save_CFLAGS="${CFLAGS}"
174 dnl CFLAGS="${CFLAGS} -Werror"
176 dnl CFLAGS="${save_CFLAGS}"
178 PANDORA_HEADER_ASSERT
180 PANDORA_WARNINGS(PCT_ALL_ARGS)
182 PANDORA_ENABLE_DTRACE
185 PANDORA_HAVE_BETTER_MALLOC
187 AC_CHECK_PROGS([DOXYGEN], [doxygen])
188 AC_CHECK_PROGS([PERL], [perl])
190 AS_IF([test "x${gl_LIBOBJS}" != "x"],[
191 AS_IF([test "$GCC" = "yes"],[
192 AM_CPPFLAGS="-isystem \$(top_srcdir)/gnulib -isystem \$(top_builddir)/gnulib ${AM_CPPFLAGS}"
194 AM_CPPFLAGS="-I\$(top_srcdir)/gnulib -I\$(top_builddir)/gnulib ${AM_CPPFLAGS}"
197 AS_IF([test "PCT_SRC_IN_SRC" = "yes"],[
198 AM_CPPFLAGS="-I\$(top_srcdir)/src -I\$(top_builddir)/src ${AM_CPPFLAGS}"
204 AM_CPPFLAGS="-I\${top_srcdir} -I\${top_builddir} ${AM_CPPFLAGS}"
205 AM_CFLAGS="${AM_CFLAGS} ${CC_WARNINGS} ${CC_PROFILING} ${CC_COVERAGE}"
206 AM_CXXFLAGS="${AM_CXXFLAGS} ${CXX_WARNINGS} ${CC_PROFILING} ${CC_COVERAGE}"
208 AC_SUBST([AM_CFLAGS])
209 AC_SUBST([AM_CXXFLAGS])
210 AC_SUBST([AM_CPPFLAGS])