contrib/ntp/sntp/libevent/m4/ntp_pkg_config.m4

   1 dnl NTP_PKG_CONFIG                                      -*- Autoconf -*-
   2 dnl
   3 dnl Look for pkg-config, which must be at least
   4 dnl $ntp_pkgconfig_min_version.
   5 dnl
   6 AC_DEFUN([NTP_PKG_CONFIG], [
   7
   8 dnl lower the minimum version if you find an earlier one works
   9 ntp_pkgconfig_min_version='0.15.0'
  10 AC_PATH_TOOL([PKG_CONFIG], [pkg-config])
  11 AS_UNSET([ac_cv_path_PKG_CONFIG])
  12 AS_UNSET([ac_cv_path_ac_pt_PKG_CONFIG])
  13
  14 case "$PKG_CONFIG" in
  15  /*)
  16     AC_MSG_CHECKING([if pkg-config is at least version $ntp_pkgconfig_min_version])
  17     if $PKG_CONFIG --atleast-pkgconfig-version $ntp_pkgconfig_min_version; then
  18         AC_MSG_RESULT([yes])
  19     else
  20         AC_MSG_RESULT([no])
  21         PKG_CONFIG=""
  22     fi
  23     ;;
  24 esac
  25
  26 ]) dnl NTP_PKG_CONFIG
  27