Playing with fuse option parsing.

config.h

@@ -1 +1,7 @@
+/*
+ Copyright (c) 2010 Matthias Blankertz <matthias@blankertz.org>
+
+ This work is licensed under the Open Software License ("OSL") v. 3.0.
+ */
+
 #define FUSE_USE_VERSION 28

tcfs.c

@@ -1,20 +1,73 @@
+/*
+ Copyright (c) 2010 Matthias Blankertz <matthias@blankertz.org>
+
+ This work is licensed under the Open Software License ("OSL") v. 3.0.
+ */
+
 #include "config.h"
 
 #include <stdlib.h>
+#include <stddef.h>
 #include <fuse.h>
+#include <fuse_opt.h>
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>
 #include <fcntl.h>
 
+struct options {
+  char *base;
+} options;
+
+int is_audio_file(const char *path)
+{
+  return 0;
+}
+
+int tcfs_getattr(const char *path, struct stat *stbuf)
+{
+  return -1;
+}
+
+void *tcfs_init(struct fuse_conn_info *conn)
+{
+  printf("tcfs_init: proto_major %u, proto_minor %u, async_read %u, max_write %u, max_readahead %u, capable %u, want %u, base \"%s\"\n",
+	 conn->proto_major, conn->proto_minor, conn->async_read, conn->max_write, conn->max_readahead, conn->capable, conn->want, options.base);
+
+  return NULL;
+}
+
 static struct fuse_operations tcfs_oper = {
-  .getattr = NULL,
+  .init = tcfs_init
-  .readdir = NULL,
+};
-  .open = NULL,
+
-  .read = NULL
+enum {
+  KEY_VERSION,
+  KEY_HELP
+};
+
+static struct fuse_opt tcfs_opts[] = {
+  { "base=%s", offsetof(struct options, base), 0},
+  FUSE_OPT_KEY("-V",             KEY_VERSION),
+  FUSE_OPT_KEY("--version",      KEY_VERSION),
+  FUSE_OPT_KEY("-h",             KEY_HELP),
+  FUSE_OPT_KEY("--help",         KEY_HELP),
+  FUSE_OPT_END
 };
 
 int main(int argc, char *argv[])
 {
-  return fuse_main(argc, argv, &tcfs_oper, NULL);
+  struct fuse_args args = FUSE_ARGS_INIT(argc, argv);
+  
+  memset(&options, 0, sizeof(struct options));
+
+  if(fuse_opt_parse(&args, &options, tcfs_opts, NULL) == -1)
+    return -1;
+
+  if(!options.base) {
+    fprintf(stderr, "Base directory must be specified!\n");
+    return -1;
+  }
+
+  return fuse_main(args.argc, args.argv, &tcfs_oper, NULL);
 }