Merge Monty (with formatting fixes)
[m6w6/libmemcached] / m4 / pandora_canonical.m4
index 1a0f15ffd7a939ce118bfff88a62b2f9ed7b0f5f..8443bf80c3ba4ef9a2ace114541f4d94879a3fa0 100644 (file)
@@ -4,13 +4,23 @@ dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
 
 dnl Which version of the canonical setup we're using
-AC_DEFUN([PANDORA_CANONICAL_VERSION],[0.75])
+AC_DEFUN([PANDORA_CANONICAL_VERSION],[0.134])
 
 AC_DEFUN([PANDORA_FORCE_DEPEND_TRACKING],[
+  AC_ARG_ENABLE([fat-binaries],
+    [AS_HELP_STRING([--enable-fat-binaries],
+      [Enable fat binary support on OSX @<:@default=off@:>@])],
+    [ac_enable_fat_binaries="$enableval"],
+    [ac_enable_fat_binaries="no"])
+
   dnl Force dependency tracking on for Sun Studio builds
   AS_IF([test "x${enable_dependency_tracking}" = "x"],[
     enable_dependency_tracking=yes
   ])
+  dnl If we're building OSX Fat Binaries, we have to turn off -M options
+  AS_IF([test "x${ac_enable_fat_binaries}" = "xyes"],[
+    enable_dependency_tracking=no
+  ])
 ])
 
 dnl The standard setup for how we build Pandora projects
@@ -19,35 +29,43 @@ AC_DEFUN([PANDORA_CANONICAL_TARGET],[
   ifdef([m4_define],,[define([m4_define],   defn([define]))])
   ifdef([m4_undefine],,[define([m4_undefine],   defn([undefine]))])
   m4_define([PCT_ALL_ARGS],[$*])
-  m4_define([PCT_USE_GNULIB],[no])
   m4_define([PCT_REQUIRE_CXX],[no])
-  m4_define([PCT_IGNORE_SHARED_PTR],[no])
   m4_define([PCT_FORCE_GCC42],[no])
-  m4_define([PCT_SRC_IN_SRC],[no])
+  m4_define([PCT_DONT_SUPPRESS_INCLUDE],[no])
+  m4_define([PCT_VERSION_FROM_VC],[no])
+  m4_define([PCT_USE_VISIBILITY],[yes])
   m4_foreach([pct_arg],[$*],[
     m4_case(pct_arg,
-      [use-gnulib], [
-        m4_undefine([PCT_USE_GNULIB])
-        m4_define([PCT_USE_GNULIB],[yes])
-      ],
       [require-cxx], [
         m4_undefine([PCT_REQUIRE_CXX])
         m4_define([PCT_REQUIRE_CXX],[yes])
       ],
-      [ignore-shared-ptr], [
-        m4_undefine([PCT_IGNORE_SHARED_PTR])
-        m4_define([PCT_IGNORE_SHARED_PTR],[yes])
-      ],
       [force-gcc42], [
         m4_undefine([PCT_FORCE_GCC42])
         m4_define([PCT_FORCE_GCC42],[yes])
       ],
-      [src-in-src], [
-        m4_undefine([PCT_SRC_IN_SRC])
-        m4_define([PCT_SRC_IN_SRC],[yes])
+      [skip-visibility], [
+        m4_undefine([PCT_USE_VISIBILITY])
+        m4_define([PCT_USE_VISIBILITY],[no])
+      ],
+      [dont-suppress-include], [
+        m4_undefine([PCT_DONT_SUPPRESS_INCLUDE])
+        m4_define([PCT_DONT_SUPPRESS_INCLUDE],[yes])
+      ],
+      [version-from-vc], [
+        m4_undefine([PCT_VERSION_FROM_VC])
+        m4_define([PCT_VERSION_FROM_VC],[yes])
     ])
   ])
 
+  AC_CONFIG_MACRO_DIR([m4])
+
+  m4_if(m4_substr(m4_esyscmd(test -d src && echo 0),0,1),0,[
+    AC_CONFIG_HEADERS([src/config.h])
+  ],[
+    AC_CONFIG_HEADERS([config.h])
+  ])
+
   # We need to prevent canonical target
   # from injecting -O2 into CFLAGS - but we won't modify anything if we have
   # set CFLAGS on the command line, since that should take ultimate precedence
@@ -58,15 +76,31 @@ AC_DEFUN([PANDORA_CANONICAL_TARGET],[
   
   AC_CANONICAL_TARGET
   
-  AM_INIT_AUTOMAKE(-Wall -Werror nostdinc subdir-objects foreign)
+  m4_if(PCT_DONT_SUPRESS_INCLUDE,yes,[
+    AM_INIT_AUTOMAKE(-Wall -Werror -Wno-portability subdir-objects foreign)
+  ],[
+    AM_INIT_AUTOMAKE(-Wall -Werror -Wno-portability nostdinc subdir-objects foreign)
+  ])
+
   m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
 
-  m4_if(PCT_USE_GNULIB,yes,[ gl_EARLY ])
+  m4_if(m4_substr(m4_esyscmd(test -d gnulib && echo 0),0,1),0,[
+    gl_EARLY
+  ])
   
   AC_REQUIRE([AC_PROG_CC])
-  AC_REQUIRE([PANDORA_MAC_GCC42])
+  m4_if(PCT_FORCE_GCC42, [yes], [
+    AC_REQUIRE([PANDORA_ENSURE_GCC_VERSION])
+  ])
   AC_REQUIRE([PANDORA_64BIT])
 
+  m4_if(PCT_VERSION_FROM_VC,yes,[
+    PANDORA_VC_VERSION
+  ],[
+    PANDORA_TEST_VC_DIR
+  ])
+  PANDORA_VERSION
+
   dnl Once we can use a modern autoconf, we can use this
   dnl AC_PROG_CC_C99
   AC_REQUIRE([AC_PROG_CXX])
@@ -74,18 +108,11 @@ AC_DEFUN([PANDORA_CANONICAL_TARGET],[
   AM_PROG_CC_C_O
 
 
-  m4_if(PCT_FORCE_GCC42, [yes], [
-    AS_IF([test "$GCC" = "yes"], PANDORA_ENSURE_GCC_VERSION)
-  ])
 
   PANDORA_PLATFORM
 
   PANDORA_LIBTOOL
 
-  AS_IF([test "$lt_cv_prog_gnu_ld" = "yes"],[
-    AM_LDFLAGS="${AM_LDFLAGS} -Wl,--default-symver"
-  ])
-
   dnl autoconf doesn't automatically provide a fail-if-no-C++ macro
   dnl so we check c++98 features and fail if we don't have them, mainly
   dnl for that reason
@@ -97,14 +124,7 @@ AC_DEFUN([PANDORA_CANONICAL_TARGET],[
 
   ])
   
-  PANDORA_SHARED_PTR
-  m4_if(PCT_IGNORE_SHARED_PTR, [no], [
-    AS_IF([test "$ac_cv_shared_ptr_namespace" = "missing"],[
-      AC_MSG_WARN([a usable shared_ptr implementation was not found. Let someone know what your platform is.])
-    ])
-  ])
-  
-  m4_if(PCT_USE_GNULIB, [yes], [
+  m4_if(m4_substr(m4_esyscmd(test -d gnulib && echo 0),0,1),0,[
     gl_INIT
     AC_CONFIG_LIBOBJ_DIR([gnulib])
   ])
@@ -119,8 +139,10 @@ AC_DEFUN([PANDORA_CANONICAL_TARGET],[
   AC_C_RESTRICT
 
   AC_HEADER_TIME
+  AC_STRUCT_TM
   AC_TYPE_SIZE_T
   AC_SYS_LARGEFILE
+  PANDORA_CLOCK_GETTIME
 
   # off_t is not a builtin type
   AC_CHECK_SIZEOF(off_t, 4)
@@ -154,15 +176,8 @@ AC_DEFUN([PANDORA_CANONICAL_TARGET],[
     AC_DEFINE([TIME_T_UNSIGNED], 1, [Define to 1 if time_t is unsigned])
   ])
 
-  dnl AC_FUNC_ALLOCA would test for stack direction if we didn't have a working
-  dnl alloca - but we need to know it anyway for check_stack_overrun.
-  PANDORA_STACK_DIRECTION
-
-  save_LIBS="${LIBS}"
-  LIBS=""
-  AC_CHECK_LIB(m, floor, [], AC_CHECK_LIB(m, __infinity))
-  LIBM="${LIBS}"
-  LIBS="${save_LIBS}"
+  AC_CHECK_LIBM
+  dnl Bug on FreeBSD - LIBM check doesn't set the damn variable
   AC_SUBST([LIBM])
   
   AC_CHECK_FUNC(setsockopt, [], [AC_CHECK_LIB(socket, setsockopt)])
@@ -185,11 +200,13 @@ AC_DEFUN([PANDORA_CANONICAL_TARGET],[
 
   PANDORA_HAVE_GCC_ATOMICS
 
-  dnl We need to inject error into the cflags to test if visibility works or not
-  save_CFLAGS="${CFLAGS}"
-  CFLAGS="${CFLAGS} -Werror"
-  gl_VISIBILITY
-  CFLAGS="${save_CFLAGS}"
+  m4_if(PCT_USE_VISIBILITY,[yes],[
+    dnl We need to inject error into the cflags to test if visibility works or not
+    save_CFLAGS="${CFLAGS}"
+    CFLAGS="${CFLAGS} -Werror"
+    PANDORA_VISIBILITY
+    CFLAGS="${save_CFLAGS}"
+  ])
 
   PANDORA_HEADER_ASSERT
 
@@ -202,22 +219,28 @@ AC_DEFUN([PANDORA_CANONICAL_TARGET],[
 
   AC_CHECK_PROGS([DOXYGEN], [doxygen])
   AC_CHECK_PROGS([PERL], [perl])
+  AC_CHECK_PROGS([DPKG_GENSYMBOLS], [dpkg-gensymbols], [:])
+
+  AM_CONDITIONAL(HAVE_DPKG_GENSYMBOLS,[test "x${DPKG_GENSYMBOLS}" != "x:"])
+
+  PANDORA_WITH_GETTEXT
 
   AS_IF([test "x${gl_LIBOBJS}" != "x"],[
     AS_IF([test "$GCC" = "yes"],[
-      AM_CPPFLAGS="-isystem \$(top_srcdir)/gnulib -isystem \$(top_builddir)/gnulib ${AM_CPPFLAGS}"
+      AM_CPPFLAGS="-isystem \${top_srcdir}/gnulib -isystem \${top_builddir}/gnulib ${AM_CPPFLAGS}"
     ],[
-    AM_CPPFLAGS="-I\$(top_srcdir)/gnulib -I\$(top_builddir)/gnulib ${AM_CPPFLAGS}"
+    AM_CPPFLAGS="-I\${top_srcdir}/gnulib -I\${top_builddir}/gnulib ${AM_CPPFLAGS}"
     ])
   ])
-  AS_IF([test "PCT_SRC_IN_SRC" = "yes"],[
+  m4_if(m4_substr(m4_esyscmd(test -d src && echo 0),0,1),0,[
     AM_CPPFLAGS="-I\$(top_srcdir)/src -I\$(top_builddir)/src ${AM_CPPFLAGS}"
+  ],[
+    AM_CPPFLAGS="-I\$(top_srcdir) -I\$(top_builddir) ${AM_CPPFLAGS}"
   ])
 
   PANDORA_USE_PIPE
 
 
-  AM_CPPFLAGS="-I\${top_srcdir} -I\${top_builddir} ${AM_CPPFLAGS}"
   AM_CFLAGS="${AM_CFLAGS} ${CC_WARNINGS} ${CC_PROFILING} ${CC_COVERAGE}"
   AM_CXXFLAGS="${AM_CXXFLAGS} ${CXX_WARNINGS} ${CC_PROFILING} ${CC_COVERAGE}"