Use conventional search for gsl if pkg-config fails

[pspp-builds.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 6d01dc906a14d3e25fc648f7f855d17a969bab4b..7e065acf43714b9f3b45e01cdff40a56a080ef3a 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -147,19 +147,22 @@ if test x"$with_libpq" != x"no" && test -n "$PG_CONFIG" ; then
      LDFLAGS=$save_LDFLAGS])
 
   if test $pspp_cv_have_libpq = yes; then
+    PSQL_SUPPORT=yes
     AC_DEFINE([PSQL_SUPPORT], [1],
       [Define to 1 if building in support for reading from postgres
        databases.])
   else
+    PSQL_SUPPORT=no
     PG_CONFIG=
     PG_CFLAGS=
     PG_LDFLAGS=
     PG_LIBS=
   fi
 else
+  PSQL_SUPPORT=no
   pspp_cv_have_libpq=no
 fi
-AM_CONDITIONAL(PSQL_SUPPORT, test $pspp_cv_have_libpq = yes)
+AC_SUBST([PSQL_SUPPORT])
 
 dnl Check for libxml2
 PKG_CHECK_MODULES(
@@ -236,7 +239,9 @@ AC_SUBST([WITH_PERL_MODULE])
 AM_CONDITIONAL(WITH_PERL_MODULE, test $WITH_PERL_MODULE = yes)
 
 AC_SEARCH_LIBS([cblas_dsdot], [gslcblas],,[PSPP_REQUIRED_PREREQ([libgslcblas])])
-PKG_CHECK_MODULES([GSL], [gsl >= 1.12], [], [PSPP_REQUIRED_PREREQ([gsl 2.0 version 1.12 or later])])
+PKG_CHECK_MODULES([GSL], [gsl >= 1.12], [],
+                        AC_SEARCH_LIBS([gsl_linalg_cholesky_invert], [gsl],,[PSPP_REQUIRED_PREREQ([gsl 2.0 version 1.12 or later])]))
+
 
 PSPP_GSL_NEEDS_FGNU89_INLINE