#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_PREREQ([2.68])
AC_INIT(procenv, 0.24, [james.hunt@ubuntu.com])
AC_COPYRIGHT([Copyright (C) 2012-2013 James Hunt <james.hunt@ubuntu.com>
 and Kees Cook <kees@ubuntu.com>])
AC_CONFIG_SRCDIR([src/procenv.c])
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_AUX_DIR([config])

AC_GNU_SOURCE

# Checks for programs.
AC_PROG_CC
AC_PROG_INSTALL
AM_PROG_CC_C_O

PKG_PROG_PKG_CONFIG

# Checks for libraries.

# Checks for header files.
# this header is not available on older distributions (such as Ubuntu
# Lucid)
AC_CHECK_HEADERS([linux/securebits.h])
AC_CHECK_HEADERS(pthread.h,, [AC_MSG_ERROR([pthread.h required])])


# Checks for typedefs, structures, and compiler characteristics.
AC_HEADER_STDBOOL
AC_TYPE_UID_T
AC_TYPE_MODE_T
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T

# Checks for library functions.
AC_CHECK_FUNCS([clock_gettime getcwd localtime_r strcasecmp strchr strstr sched_getcpu])

# BSD process inspection library
AC_SEARCH_LIBS([kvm_openfiles], [kvm])

AC_SEARCH_LIBS([pthread_create], [pthread])
AC_SEARCH_LIBS([getpidcon], [selinux], [HAVE_SELINUX=true])
AM_CONDITIONAL([HAVE_SELINUX], [test x$HAVE_SELINUX = xtrue])

AC_SEARCH_LIBS([aa_gettaskcon], [apparmor], [HAVE_APPARMOR=true])
AM_CONDITIONAL([HAVE_APPARMOR], [test x$HAVE_APPARMOR = xtrue])

# Other checks

# automake-1.13 defaults to running tests in parallel. As a consequence,
# it also disables verbose output meaning that procenv output is not
# visible in build logs. Therefore, force old behaviour.
AM_INIT_AUTOMAKE([serial-tests])

AC_OUTPUT(Makefile src/Makefile)