Add libraw1394 autoconf macro (not yet complete).

Add functions and symbols to let macro determine version.


git-svn-id: svn://svn.linux1394.org/libraw1394/trunk@53 53a565d1-3bb7-0310-b661-cf11e63c67ab

3 files changed, 29 insertions, 0 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index 531e0ee..6f16238 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -12,6 +12,7 @@ libraw1394_la_SOURCES =   \
 	readwrite.c       \
 	iso.c             \
 	fcp.c             \
+	version.c         \
 	kernel-raw1394.h  \
 	raw1394_private.h
 
diff --git a/src/raw1394.h b/src/raw1394.h
index 33f3f08..4661cb1 100644
--- a/src/raw1394.h
+++ b/src/raw1394.h
@@ -193,6 +193,13 @@ int raw1394_stop_iso_rcv(raw1394handle_t handle, unsigned int channel);
 int raw1394_start_fcp_listen(raw1394handle_t handle);
 int raw1394_stop_fcp_listen(raw1394handle_t handle);
 
+
+/*
+ * Returns the version string.  Designed to be used by the autoconf macro to
+ * detect the libraw version, not really intended for general use.
+ */
+const char *raw1394_get_libversion(void);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/src/version.c b/src/version.c
new file mode 100644
index 0000000..2fb41b5
--- /dev/null
+++ b/src/version.c
@@ -0,0 +1,21 @@
+/*
+ * libraw1394 - library for raw access to the 1394 bus with the Linux subsystem.
+ *
+ * Copyright (C) 1999,2000,2001 Andreas Bombe
+ *
+ * This library is licensed under the GNU Lesser General Public License (LGPL),
+ * version 2.1 or later. See the file COPYING.LIB in the distribution for
+ * details.
+ */
+
+#include <config.h>
+
+/* Variables to find version by linking (avoid need for test program) */
+
+char __libraw1394_version_0_8_99;
+
+/* This function is to be used by the autoconf macro to find the lib version */
+const char *raw1394_get_libversion()
+{
+        return VERSION;
+}