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dnl configure.ac --- autoconf input file for systemtap
dnl Process this file with autoconf to produce a configure script.

AC_INIT([systemtap], 0.4.2, systemtap@sources.redhat.com, systemtap)

AC_PREREQ(2.59)
AM_INIT_AUTOMAKE
AM_MAINTAINER_MODE

AC_PROG_LN_S
AC_PROG_CC
AC_PROG_CXX
AC_PROG_CPP
AM_PROG_CC_STDC
AM_C_PROTOTYPES
AC_LANG_CPLUSPLUS
AC_PROG_RANLIB
AC_OBJEXT
AC_EXEEXT
AC_PROG_INSTALL
AC_PROG_MAKE_SET
AC_SUBST(CFLAGS)
AC_SUBST(CXXFLAGS)
CPPFLAGS="$CPPFLAGS -I/usr/include/rpm"
AC_SUBST(CPPFLAGS)

dnl Need libdwfl-capable recent elfutils from Fedora
save_LIBS="$LIBS"
AC_CHECK_LIB(dw, dwarf_diecu,,[
  AC_MSG_ERROR([systemtap requires elfutils 0.116+])])
stap_LIBS="$LIBS"
LIBS="$SAVE_LIBS"
AC_SUBST(stap_LIBS)

dnl Need rpmlib for rpmvercmp
AC_CHECK_HEADERS([rpmlib.h],,[
  AC_MSG_ERROR([systemtap requires rpmlib.h])])
AC_CHECK_LIB([rpm], [rpmvercmp],,[
  AC_MSG_ERROR([systemtap requires librpm])])

dnl Plop in the build (configure) date
date=`date +%Y-%m-%d`
AC_DEFINE_UNQUOTED(DATE, "$date", [Configuration/build date])
AC_SUBST(DATE, "$date")

AC_CONFIG_HEADERS([config.h:config.in])
AC_CONFIG_FILES(Makefile systemtap.spec stp_check stap.1 stapprobes.5 stapfuncs.5 stapex.5)
AC_OUTPUT