Fix: liblttng-ust-fork deadlock

[lttng-ust.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 468ec24ed09f9c0bb8f37d11dd6637510ea90f3a..294d457524b153895200ed285f34d08df56810da 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 
-AC_INIT([lttng-ust],[2.0.0-rc4],[mathieu dot desnoyers at efficios dot com])
+AC_INIT([lttng-ust],[2.0.1],[mathieu dot desnoyers at efficios dot com])
 
 # Following the numbering scheme proposed by libtool for the library version
 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
@@ -34,8 +34,10 @@ AC_DEFINE_UNQUOTED([VERSION_MAJOR], $major_version, [UST major version number])
 AC_DEFINE_UNQUOTED([VERSION_MINOR], $minor_version, [UST minor version number])
 AC_DEFINE_UNQUOTED([VERSION_PATCHLEVEL], $patchlevel_version, [UST patchlevel version number])
 
-AC_DEFINE_UNQUOTED([VERSION_NAME], "TBD", [UST version name])
-AC_DEFINE_UNQUOTED([VERSION_DESCRIPTION], "TBD", [UST version description])
+version_name="Annedd'ale"
+version_description="New type of beer, 100% from Quebec, flavored with sapin beaumier needles, with a touch of hops."
+AC_DEFINE_UNQUOTED([VERSION_NAME], ["$version_name"], [UST version name])
+AC_DEFINE_UNQUOTED([VERSION_DESCRIPTION], ["$version_description"], [UST version description])
 
 # Checks for programs.
 AC_PROG_CC
@@ -44,13 +46,45 @@ AC_PROG_MAKE_SET
 LT_INIT
 
 ## Checks for libraries.
-AC_CHECK_LIB([dl], [dlopen])
+AC_CHECK_LIB([dl], [dlopen],
+[
+       have_libdl=yes
+],
+[
+       #libdl not found, check for dlopen in libc.
+       AC_CHECK_LIB([c], [dlopen],
+       [
+               have_libc_dl=yes
+       ],
+       [
+               AC_MSG_ERROR([Cannot find dlopen in libdl nor libc. Use [LDFLAGS]=-Ldir to specify their location.])
+       ])
+])
+AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBDL], [test "x$have_libdl" = "xyes"])
+AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_DL], [test "x$have_libc_dl" = "xyes"])
+
 AC_CHECK_LIB([pthread], [pthread_create])
 
 # Check for libuuid
-AC_CHECK_LIB([uuid], [uuid_generate], [],
-       [AC_MSG_ERROR([Cannot find libuuid. Use [LDFLAGS]=-Ldir to specify its location.])]
+AC_CHECK_LIB([uuid], [uuid_generate],
+[
+       AC_DEFINE_UNQUOTED([LTTNG_UST_HAVE_LIBUUID], 1, [Has libuuid support.])
+       have_libuuid=yes
+],
+[
+       # libuuid not found, check for uuid_create in libc.
+       AC_CHECK_LIB([c], [uuid_create],
+       [
+               AC_DEFINE_UNQUOTED([LTTNG_UST_HAVE_LIBC_UUID], 1, [Has libc uuid support.])
+               have_libc_uuid=yes
+       ],
+       [
+               AC_MSG_ERROR([Cannot find libuuid uuid_generate nor libc uuid_create. Use [LDFLAGS]=-Ldir to specify their location.])
+       ])
+]
 )
+AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBUUID], [test "x$have_libuuid" = "xyes"])
+AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_UUID], [test "x$have_libc_uuid" = "xyes"])
 
 # Checks for header files.
 #AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
@@ -145,6 +179,7 @@ changequote([,])dnl
          fi
          ;;
        x86_64) LIBFORMAT="elf64-x86-64" ;;
+       amd64) LIBFORMAT="elf64-x86-64" ;;
        powerpc) LIBFORMAT="elf32-powerpc" ;;
        ppc64) LIBFORMAT="elf64-powerpc" ;;
        powerpc64) LIBFORMAT="elf64-powerpc" ;;
@@ -281,6 +316,10 @@ AC_CONFIG_FILES([
 
 AC_OUTPUT
 
+AS_ECHO()
+AS_ECHO("Version name: $version_name")
+AS_ECHO("$version_description")
+
 # Report on the configuration options
 AS_ECHO()
 AS_ECHO("LTTng-UST will be built with the following options:")