X-Git-Url: http://www.average.org/gitweb/?p=pam_pcsc_cr.git;a=blobdiff_plain;f=configure.ac;h=43a5f592a7edae394d2069f1599f249f0676f5ca;hp=4a9453d3126a62d7d791a95250141dbb4155a532;hb=d22113b275de00c81f31641700f63be826f929dd;hpb=3d841899fe8859b2ce6af8fdfd8fa961c7651425

diff --git a/configure.ac b/configure.ac
index 4a9453d..43a5f59 100644
--- a/configure.ac
+++ b/configure.ac
@@ -19,6 +19,22 @@ AC_PROG_INSTALL
 AM_PROG_LIBTOOL
 PKG_PROG_PKG_CONFIG
 
+AC_CHECK_HEADERS([security/pam_appl.h], [], [
+  AC_MSG_ERROR([[PAM headers not found]])
+])
+AC_CHECK_HEADERS([security/pam_modules.h security/_pam_macros.h \
+		  security/pam_modutil.h], [], [], [
+#include <sys/types.h>
+#include <security/pam_appl.h>
+])
+AC_CHECK_LIB([pam], [pam_start])
+AC_CHECK_FUNCS([pam_modutil_drop_priv])
+AC_SUBST(PAMDIR, "\$(exec_prefix)/lib/security")
+AC_ARG_WITH(pam-dir,
+	[  --with-pam-dir=DIR                path to install PAM module],
+	[PAMDIR="$withval"],
+	[])
+
 PKG_CHECK_MODULES([PCSC], [libpcsclite])
 AC_ARG_WITH(pcsclite-include-path,
 	[  --with-pcsclite-include-path=PATH path to pcsclite includes],
@@ -67,8 +83,29 @@ AS_IF([test "x$TOMCRYPT_CFLAGS" != "x" -o "x$TOMCRYPT_LIBS" != "x" ], [
 CPPFLAGS="$TOMCRYPT_CFLAGS $CPPFLAGS"
 LIBS="$TOMCRYPT_LIBS $LIBS"
 
-AS_IF([test "x$use_openssl" != "xyes" -a "x$use_tomcrypt" != "xyes"], [
-  AC_MSG_ERROR([[Neither openssl nor tomcrypt libraries present]])
+AC_ARG_ENABLE(gcrypt,
+	[  --enable-gcrypt         use libgcrypt even when openssl present])
+
+AS_IF([test "x$use_openssl" != "xyes" && test "x$use_tomcrypt" != "xyes" || \
+	test "x$enable_tomcrypt" = "xyes"], [
+  AM_PATH_LIBGCRYPT()
+])
+AC_ARG_WITH(libgcrypt-include-path,
+	[  --with-libgcrypt-include-path=PATH path to libgcrypt includes],
+	[LIBGCRYPT_CFLAGS="-I $withval"],
+	[])
+AC_ARG_WITH(libgcrypt-lib-path,
+	[  --with-libgcrypt-lib-path=PATH path to libgcrypt libs],
+	[LIBGCRYPT_LIBS="-L $withval -lgcrypt"],
+	[])
+AS_IF([test "x$LIBGCRYPT_CFLAGS" != "x" -o "x$LIBGCRYPT_LIBS" != "x" ], [
+  use_gcrypt=yes
+])
+CPPFLAGS="$LIBGCRYPT_CFLAGS $CPPFLAGS"
+LIBS="$LIBGCRYPT_LIBS $LIBS"
+
+AS_IF([test "x$use_openssl" != "xyes" -a "x$use_tomcrypt" != "xyes" -a "x$use_gcrypt" != "xyes"], [
+  AC_MSG_ERROR([[Neither openssl, tomcrypt or gcrypt libraries present]])
 ])
 
 AS_IF([test "x$use_openssl" = "xyes"], [
@@ -79,6 +116,10 @@ AS_IF([test "x$use_tomcrypt" = "xyes"], [
   CRYPTO_OBJS+=" tom_crypto.lo"
   AC_DEFINE([HAVE_TOMCRYPT], [1], [Use libtomcrypt])
 ])
+AS_IF([test "x$use_gcrypt" = "xyes"], [
+  CRYPTO_OBJS+=" gnu_crypto.lo"
+  AC_DEFINE([HAVE_GCRYPT], [1], [Use libgcrypt])
+])
 AC_SUBST(CRYPTO_OBJS)
 
 dnl Checks for header files.