Merge from Trond
[m6w6/libmemcached] / m4 / pandora_canonical.m4
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.
5
6 dnl Which version of the canonical setup we're using
7 AC_DEFUN([PANDORA_CANONICAL_VERSION],[0.62])
8
9 AC_DEFUN([PANDORA_FORCE_DEPEND_TRACKING],[
10 dnl Force dependency tracking on for Sun Studio builds
11 AS_IF([test "x${enable_dependency_tracking}" = "x"],[
12 enable_dependency_tracking=yes
13 ])
14 ])
15
16 dnl The standard setup for how we build Pandora projects
17 AC_DEFUN([PANDORA_CANONICAL_TARGET],[
18 AC_REQUIRE([PANDORA_FORCE_DEPEND_TRACKING])
19 ifdef([m4_define],,[define([m4_define], defn([define]))])
20 ifdef([m4_undefine],,[define([m4_undefine], defn([undefine]))])
21 m4_define([PCT_ALL_ARGS],[$*])
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],[$*],[
28 m4_case(pct_arg,
29 [use-gnulib], [
30 m4_undefine([PCT_USE_GNULIB])
31 m4_define([PCT_USE_GNULIB],[yes])
32 ],
33 [require-cxx], [
34 m4_undefine([PCT_REQUIRE_CXX])
35 m4_define([PCT_REQUIRE_CXX],[yes])
36 ],
37 [ignore-shared-ptr], [
38 m4_undefine([PCT_IGNORE_SHARED_PTR])
39 m4_define([PCT_IGNORE_SHARED_PTR],[yes])
40 ],
41 [force-gcc42], [
42 m4_undefine([PCT_FORCE_GCC42])
43 m4_define([PCT_FORCE_GCC42],[yes])
44 ],
45 [src-in-src], [
46 m4_undefine([PCT_SRC_IN_SRC])
47 m4_define([PCT_SRC_IN_SRC],[yes])
48 ])
49 ])
50
51 # We need to prevent canonical target
52 # from injecting -O2 into CFLAGS - but we won't modify anything if we have
53 # set CFLAGS on the command line, since that should take ultimate precedence
54 AS_IF([test "x${ac_cv_env_CFLAGS_set}" = "x"],
55 [CFLAGS=""])
56 AS_IF([test "x${ac_cv_env_CXXFLAGS_set}" = "x"],
57 [CXXFLAGS=""])
58
59 AC_CANONICAL_TARGET
60
61 AM_INIT_AUTOMAKE(-Wall -Werror nostdinc subdir-objects)
62 m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
63
64 m4_if(PCT_USE_GNULIB,yes,[ gl_EARLY ])
65
66 AC_REQUIRE([AC_PROG_CC])
67 AC_REQUIRE([PANDORA_MAC_GCC42])
68 AC_REQUIRE([PANDORA_64BIT])
69
70 dnl Once we can use a modern autoconf, we can use this
71 dnl AC_PROG_CC_C99
72 AC_REQUIRE([AC_PROG_CXX])
73 PANDORA_EXTENSIONS
74 AM_PROG_CC_C_O
75
76
77 m4_if(PCT_FORCE_GCC42, [yes], [
78 AS_IF([test "$GCC" = "yes"], PANDORA_ENSURE_GCC_VERSION)
79 ])
80
81 PANDORA_PLATFORM
82
83 PANDORA_LIBTOOL
84
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
87 dnl for that reason
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. ${PACKAGE} requires a C++ compiler that can handle C++98])
92 ])
93 ])
94
95 PANDORA_SHARED_PTR
96 m4_if(PCT_IGNORE_SHARED_PTR, [no], [
97 AS_IF([test "$ac_cv_shared_ptr_namespace" = "missing"],[
98 AC_MSG_WARN([a usable shared_ptr implementation was not found. Let someone know what your platform is.])
99 ])
100 ])
101
102 m4_if(PCT_USE_GNULIB, [yes], [
103 gl_INIT
104 AC_CONFIG_LIBOBJ_DIR([gnulib])
105 ])
106
107 AC_C_BIGENDIAN
108 AC_C_CONST
109 AC_C_INLINE
110 AC_C_VOLATILE
111 AC_C_RESTRICT
112
113 AC_HEADER_TIME
114 AC_TYPE_SIZE_T
115 AC_SYS_LARGEFILE
116
117
118 PANDORA_CHECK_C_VERSION
119 PANDORA_CHECK_CXX_VERSION
120
121 PANDORA_OPTIMIZE
122
123 dnl We need to inject error into the cflags to test if visibility works or not
124 save_CFLAGS="${CFLAGS}"
125 CFLAGS="${CFLAGS} -Werror"
126 gl_VISIBILITY
127 CFLAGS="${save_CFLAGS}"
128
129 PANDORA_HEADER_ASSERT
130
131 PANDORA_WARNINGS(PCT_ALL_ARGS)
132
133 PANDORA_ENABLE_DTRACE
134
135 AC_LIB_PREFIX
136 PANDORA_HAVE_BETTER_MALLOC
137
138 AC_CHECK_PROGS([DOXYGEN], [doxygen])
139 AC_CHECK_PROGS([PERL], [perl])
140
141 AS_IF([test "x${gl_LIBOBJS}" != "x"],[
142 AS_IF([test "$GCC" = "yes"],[
143 AM_CPPFLAGS="-isystem \$(top_srcdir)/gnulib -isystem \$(top_builddir)/gnulib ${AM_CPPFLAGS}"
144 ],[
145 AM_CPPFLAGS="-I\$(top_srcdir)/gnulib -I\$(top_builddir)/gnulib ${AM_CPPFLAGS}"
146 ])
147 ])
148 AS_IF([test "PCT_SRC_IN_SRC" = "yes"],[
149 AM_CPPFLAGS="-I\$(top_srcdir)/src -I\$(top_builddir)/src ${AM_CPPFLAGS}"
150 ])
151
152 PANDORA_USE_PIPE
153
154
155 AM_CPPFLAGS="-I\${top_srcdir} -I\${top_builddir} ${AM_CPPFLAGS}"
156 AM_CFLAGS="${AM_CFLAGS} ${CC_WARNINGS} ${CC_PROFILING} ${CC_COVERAGE}"
157 AM_CXXFLAGS="${AM_CXXFLAGS} ${CXX_WARNINGS} ${CC_PROFILING} ${CC_COVERAGE}"
158
159 AC_SUBST([AM_CFLAGS])
160 AC_SUBST([AM_CXXFLAGS])
161 AC_SUBST([AM_CPPFLAGS])
162
163 ])