1*2b15cb3dSCy Schubertdnl NTP_PKG_CONFIG -*- Autoconf -*- 2*2b15cb3dSCy Schubertdnl 3*2b15cb3dSCy Schubertdnl Look for pkg-config, which must be at least 4*2b15cb3dSCy Schubertdnl $ntp_pkgconfig_min_version. 5*2b15cb3dSCy Schubertdnl 6*2b15cb3dSCy SchubertAC_DEFUN([NTP_PKG_CONFIG], [ 7*2b15cb3dSCy Schubert 8*2b15cb3dSCy Schubertdnl lower the minimum version if you find an earlier one works 9*2b15cb3dSCy Schubertntp_pkgconfig_min_version='0.15.0' 10*2b15cb3dSCy SchubertAC_PATH_TOOL([PKG_CONFIG], [pkg-config]) 11*2b15cb3dSCy SchubertAS_UNSET([ac_cv_path_PKG_CONFIG]) 12*2b15cb3dSCy SchubertAS_UNSET([ac_cv_path_ac_pt_PKG_CONFIG]) 13*2b15cb3dSCy Schubert 14*2b15cb3dSCy Schubertcase "$PKG_CONFIG" in 15*2b15cb3dSCy Schubert /*) 16*2b15cb3dSCy Schubert AC_MSG_CHECKING([if pkg-config is at least version $ntp_pkgconfig_min_version]) 17*2b15cb3dSCy Schubert if $PKG_CONFIG --atleast-pkgconfig-version $ntp_pkgconfig_min_version; then 18*2b15cb3dSCy Schubert AC_MSG_RESULT([yes]) 19*2b15cb3dSCy Schubert else 20*2b15cb3dSCy Schubert AC_MSG_RESULT([no]) 21*2b15cb3dSCy Schubert PKG_CONFIG="" 22*2b15cb3dSCy Schubert fi 23*2b15cb3dSCy Schubert ;; 24*2b15cb3dSCy Schubertesac 25*2b15cb3dSCy Schubert 26*2b15cb3dSCy Schubert]) dnl NTP_PKG_CONFIG 27*2b15cb3dSCy Schubert 28