add version routines to polyplib

git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@139 fefdeb5f-60dc-0310-8127-8f9354f1896f

polyp/Makefile.am

@@ -27,6 +27,8 @@ EXTRA_DIST = polypaudio.pa depmod.py
 bin_PROGRAMS = polypaudio pacat pactl
 noinst_PROGRAMS = mainloop-test mainloop-test-glib pacat-simple parec-simple 
 
+BUILT_SOURCES=polyplib-version.h
+
 polypinclude_HEADERS=polyplib.h \
 		polyplib-def.h \
 		polyplib-simple.h \

polyp/module-protocol-stub.c

@@ -36,31 +36,28 @@
 #include "util.h"
 #include "modargs.h"
 
-#ifdef USE_PROTOCOL_SIMPLE
+#if defined(USE_PROTOCOL_SIMPLE)
   #include "protocol-simple.h"
   #define protocol_new pa_protocol_simple_new
   #define protocol_free pa_protocol_simple_free
   #define IPV4_PORT 4711
   #define UNIX_SOCKET "/tmp/polypaudio/simple"
   #define MODULE_ARGUMENTS "rate", "format", "channels", "sink", "source", "playback", "record",
-#else
-  #ifdef USE_PROTOCOL_CLI
+#elif defined(USE_PROTOCOL_CLI)
   #include "protocol-cli.h" 
   #define protocol_new pa_protocol_cli_new
   #define protocol_free pa_protocol_cli_free
   #define IPV4_PORT 4712
   #define UNIX_SOCKET "/tmp/polypaudio/cli"
   #define MODULE_ARGUMENTS 
-  #else
-    #ifdef USE_PROTOCOL_NATIVE
+#elif defined(USE_PROTOCOL_NATIVE)
   #include "protocol-native.h"
   #define protocol_new pa_protocol_native_new
   #define protocol_free pa_protocol_native_free
   #define IPV4_PORT 4713
   #define UNIX_SOCKET "/tmp/polypaudio/native"
   #define MODULE_ARGUMENTS "public", "cookie",
-    #else
-      #ifdef USE_PROTOCOL_ESOUND
+#elif defined(USE_PROTOCOL_ESOUND)
   #include "protocol-esound.h"
   #include "esound.h"
   #define protocol_new pa_protocol_esound_new
@@ -68,11 +65,8 @@
   #define IPV4_PORT ESD_DEFAULT_PORT
   #define UNIX_SOCKET ESD_UNIX_SOCKET_NAME
   #define MODULE_ARGUMENTS "sink", "source", "public", "cookie",
-      #else
+#else
   #error "Broken build system" 
-      #endif
-    #endif 
-  #endif
 #endif
 
 static const char* const valid_modargs[] = {

polyp/polyplib-context.c

@@ -532,3 +532,7 @@ struct pa_operation* pa_context_send_simple_command(struct pa_context *c, uint32
 
     return pa_operation_ref(o);
 }
+
+const char* pa_get_library_version(void) {
+    return PACKAGE_VERSION;
+}

polyp/polyplib-version.h.in

@@ -0,0 +1,33 @@
+#ifndef foopolyplibversionhfoo /*-*-C-*-*/
+#define foopolyplibversionhfoo
+
+/* $Id$ */
+
+/***
+  This file is part of polypaudio.
+ 
+  polypaudio is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published
+  by the Free Software Foundation; either version 2 of the License,
+  or (at your option) any later version.
+ 
+  polypaudio is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  General Public License for more details.
+ 
+  You should have received a copy of the GNU General Public License
+  along with polypaudio; if not, write to the Free Software
+  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+  USA.
+***/
+
+/** \file
+ * Define header version */
+
+/** Return the version of the header files. Keep in mind that this is
+a macro and not a function, so it is impossible to get the pointer of
+it. */
+#define pa_get_headers_version() ("@PACKAGE_VERSION@")
+
+#endif

polyp/polyplib.h

@@ -22,6 +22,7 @@
   USA.
 ***/
 
+#include "cdecl.h"
 #include "mainloop-api.h"
 #include "sample.h"
 #include "polyplib-def.h"
@@ -30,11 +31,12 @@
 #include "polyplib-introspect.h"
 #include "polyplib-subscribe.h"
 #include "polyplib-scache.h"
+#include "polyplib-version.h"
 
 /** \file
  * Include all polyplib header file at once. The following files are included: \ref mainloop-api.h, \ref sample.h,
  * \ref polyplib-def.h, \ref polyplib-context.h, \ref polyplib-stream.h,
- * \ref polyplib-introspect.h, \ref polyplib-subscribe.h and \ref polyplib-scache.h
+ * \ref polyplib-introspect.h, \ref polyplib-subscribe.h and \ref polyplib-scache.h \ref polyplib-version.h
  * at once */
 
 /** \mainpage
@@ -81,4 +83,11 @@
  * synchronous API is available as "polyplib-simple".
  */
 
+PA_C_DECL_BEGIN
+
+/** Return the version of the library the current application is linked to */
+const char* pa_get_library_version(void);
+
+PA_C_DECL_END
+
 #endif