added pluginfo tool useful for scripting

2 files changed, 86 insertions, 0 deletions

diff --git a/tools/pluginfo/Makefile b/tools/pluginfo/Makefile
new file mode 100644
index 00000000..108e47e7
--- /dev/null
+++ b/tools/pluginfo/Makefile
@@ -0,0 +1,9 @@
+#CC=../apbuild/apgcc
+CC=gcc
+CFLAGS=-Wall
+LDFLAGS=-lpthread -ldl -lm
+
+pluginfo: pluginfo.o
+
+clean:
+	rm *.o pluginfo
diff --git a/tools/pluginfo/pluginfo.c b/tools/pluginfo/pluginfo.c
new file mode 100644
index 00000000..db3f096d
--- /dev/null
+++ b/tools/pluginfo/pluginfo.c
@@ -0,0 +1,77 @@
+/*
+    DeaDBeeF - ultimate music player for GNU/Linux systems with X11
+    Copyright (C) 2009-2010 Alexey Yakovenko <waker@users.sourceforge.net>
+
+    This program 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.
+    
+    This program 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 this program; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+*/
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <dlfcn.h>
+#include "../../deadbeef.h"
+
+int
+main (int argc, char *argv[]) {
+    char d_name[256];
+    void *handle;
+    size_t l;
+
+    if (argc <= 1) {
+        fprintf (stderr, "usage: pluginfo plugin.so\n");
+        exit (-1);
+    }
+    char *slash = strrchr (argv[1], '/');
+    if (!slash) {
+        slash = argv[1];
+    }
+    else {
+        slash++;
+    }
+    l = strlen (slash);
+    if (l < 3 || strcasecmp (&slash[l-3], ".so")) {
+        fprintf (stderr, "pluginfo: invalid fname %s\n", argv[1]);
+        exit (-1);
+    }
+
+    strcpy (d_name, slash);
+
+    handle = dlopen (argv[1], RTLD_NOW);
+    if (!handle) {
+        fprintf (stderr, "dlopen error: %s\n", dlerror ());
+        exit (-1);
+    }
+    d_name[l-3] = 0;
+    strcat (d_name, "_load");
+    DB_plugin_t *(*plug_load)(DB_functions_t *api) = dlsym (handle, d_name);
+    if (!plug_load) {
+        fprintf (stderr, "pluginfo: dlsym error: %s\n", dlerror ());
+        dlclose (handle);
+        exit (-1);
+    }
+
+    DB_plugin_t *plug = plug_load ((DB_functions_t *)0xdeadbeef);
+    printf ("type=\"%d\"\n", plug->type);
+    printf ("api_version=\"%d.%d\"\n", plug->api_vmajor, plug->api_vminor);
+    printf ("version=\"%d.%d\"\n", plug->version_major, plug->version_minor);
+    printf ("id=\"%s\"\n", plug->id);
+    printf ("name=\"%s\"\n", plug->name);
+    printf ("descr=\"%s\"\n", plug->descr);
+    printf ("author=\"%s\"\n", plug->author);
+    printf ("email=\"%s\"\n", plug->email);
+    printf ("website=\"%s\"\n", plug->website);
+
+    dlclose (handle);
+    return 0;
+}