-dnl Checks for the zlib compression library.
-if test "x$with_zlib" != xno ; then
- AC_CHECK_HEADERS(zlib.h,
- [AC_CHECK_LIB(z, zlibVersion,
- [ok_zlib=yes],,
- )])
-fi
+dnl Checks for the libical iCalendar library.
+AC_CHECK_HEADER(libical/ical.h,
+ [AC_CHECK_LIB(ical, icaltimezone_set_tzid_prefix,
+ [
+ LIBS="-lical $LIBS"
+ ],
+ [
+ AC_MSG_ERROR(libical was not found and is required. More info: http://www.citadel.org/doku.php/installation:start)
+ ]
+ ,
+ )],
+ [
+ AC_MSG_ERROR(libical/ical.h was not found and is required. More info: http://www.citadel.org/doku.php/installation:start)
+ ]
+)
+
+
+dnl Check for libcitadel
+AC_CHECK_HEADER(libcitadel.h,
+ [AC_CHECK_LIB(citadel, libcitadel_version_string,
+ [
+ LIBS="-lcitadel $LIBS"
+ SETUP_LIBS="-lcitadel $SETUP_LIBS"
+ ],
+ [
+ AC_MSG_ERROR(libcitadel was not found or is not usable. Please install libcitadel.)
+ ]
+ ,
+ )],
+ [
+ AC_MSG_ERROR(libcitadel.h was not found or is not usable. Please install libcitadel.)
+ ]
+)