AC_USE_SYSTEM_EXTENSIONS
AC_SYS_LARGEFILE
AC_PROG_CC
-AC_PROG_CC_STDC
+# AC_PROG_CC_STDC was merged in AC_PROG_CC in autoconf 2.70
+m4_version_prereq([2.70], [], [AC_PROG_CC_STDC])
AC_PROG_CXX
RW_PROG_CXX_WORKS
AM_CONDITIONAL([CXX_WORKS], [test "x$rw_cv_prog_cxx_works" = "xyes"])
AM_CONDITIONAL([HAVE_BISON], [test "x$have_bison" = "xyes"])
# check for flex
-AC_PROG_LEX
+# Prior to autoconf 2.70, AC_PROG_FLEX did not take an argument. This is not a
+# problem since the argument is silently ignored by older versions.
+AC_PROG_LEX([noyywrap])
FLEX=$LEX
AX_PROG_FLEX_VERSION([2.5.35], [have_flex=yes])
sched_getcpu sysconf sync_file_range
])
-# Check for pthread_setname_np and its signature
+# Check for pthread_setname_np and pthread_getname_np
LTTNG_PTHREAD_SETNAME_NP
+LTTNG_PTHREAD_GETNAME_NP
# Check if clock_gettime, timer_create, timer_settime, and timer_delete are available in lib rt, and if so,
# add -lrt to LIBS
swig_version=2.0.0
AC_ARG_ENABLE([python-bindings],
- [AC_HELP_STRING([--enable-python-bindings],
+ [AS_HELP_STRING([--enable-python-bindings],
[compile Python bindings])],
[enable_python_binding=$enableval], [enable_python_binding=no])
AC_SUBST(ARCHTYPE)
+AS_CASE([$host_os],
+ [linux*], [OSTYPE="linux"],
+ [freebsd*], [OSTYPE="freebsd"],
+ [solaris*], [OSTYPE="solaris"],
+ [cygwin*], [OSTYPE="cygwin"],
+ [mingw*], [OSTYPE="mingw"],
+ [OSTYPE="unknown"]
+)
+AC_SUBST(OSTYPE)
+AM_CONDITIONAL([IS_LINUX], [test $OSTYPE = "linux"])
+
+
+
+# Userspace callstack capture is only supported by the Linux kernel on x86.
AH_TEMPLATE([HAVE_MODULES_USERSPACE_CALLSTACK_CONTEXT], [Define if you have LTTng-modules userspace callstack tracing support])
-AC_MSG_CHECKING([for architecture support of userspace callstack tracing from the kernel])
-AS_IF([test "x$ARCHTYPE" = "xx86"],[
- # Userspace callstack capture is only supported by the Linux kernel on x86.
- AC_MSG_RESULT([yes])
+AS_IF([test "x$ARCHTYPE" = "xx86" && test "x$OSTYPE" = "xlinux"],[
have_modules_userspace_callstack_context=yes
AC_DEFINE([HAVE_MODULES_USERSPACE_CALLSTACK_CONTEXT], [1])
-], [
- AC_MSG_RESULT([no])
- have_modules_userspace_callstack_context=no
])
-AM_CONDITIONAL([HAVE_MODULES_USERSPACE_CALLSTACK_CONTEXT], [test x$have_modules_userspace_callstack_context != xno])
+AM_CONDITIONAL([HAVE_MODULES_USERSPACE_CALLSTACK_CONTEXT], [test x$have_modules_userspace_callstack_context = xyes])
# Export binaries build conditions.
AM_CONDITIONAL([BUILD_BIN_LTTNG], [test x$enable_bin_lttng != xno])