1 files changed, 123 insertions, 0 deletions
diff --git a/gfsm/gfsm/src/programs/gfsmunion_main.c b/gfsm/gfsm/src/programs/gfsmunion_main.c
new file mode 100644
index 0000000..dd7998d
--- /dev/null
+++ b/gfsm/gfsm/src/programs/gfsmunion_main.c
@@ -0,0 +1,123 @@
+/*
+   gfsm-utils : finite state automaton utilities
+   Copyright (C) 2004 by Bryan Jurish <moocow@ling.uni-potsdam.de>
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+   
+   This library 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
+   Lesser General Public License for more details.
+   
+   You should have received a copy of the GNU Lesser General Public
+   License along with this library; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include <gfsm.h>
+
+#include "gfsmunion_cmdparser.h"
+
+/*--------------------------------------------------------------------------
+ * Globals
+ *--------------------------------------------------------------------------*/
+char *progname = "gfsmunion";
+
+//-- options
+struct gengetopt_args_info args;
+
+//-- files
+const char *infilename;
+const char *outfilename = "-";
+
+//-- global structs etc.
+gfsmError *err = NULL;
+gfsmAutomaton *fsmUnion=NULL, *fsmIn=NULL;
+
+/*--------------------------------------------------------------------------
+ * Option Processing
+ *--------------------------------------------------------------------------*/
+void get_my_options(int argc, char **argv)
+{
+  if (cmdline_parser(argc, argv, &args) != 0)
+    exit(1);
+
+  //-- require at least one file argument
+  if (args.inputs_num < 1) {
+    cmdline_parser_print_help();
+    exit(2);
+  }
+
+  //-- output
+  if (args.output_arg) outfilename = args.output_arg;
+
+  //-- load environmental defaults
+  //cmdline_parser_envdefaults(&args);
+
+  //-- initialize automaton
+  fsmIn = gfsm_automaton_new();
+}
+
+/*--------------------------------------------------------------------------
+ * compute_union()
+ *  + utility routine
+ */
+void compute_union(const char *infilename)
+{
+  //-- load automaton
+  if (!gfsm_automaton_load_bin_filename(fsmIn,infilename,&err)) {
+    g_printerr("%s: load failed for '%s': %s\n", progname, infilename, err->message);
+    exit(255);
+  }
+
+  //-- compute union
+  if (fsmUnion == NULL) {
+    fsmUnion = fsmIn;
+    fsmIn    = gfsm_automaton_new();
+  } else {
+    gfsm_automaton_union(fsmUnion,fsmIn);
+  }
+}
+
+/*--------------------------------------------------------------------------
+ * MAIN
+ *--------------------------------------------------------------------------*/
+int main (int argc, char **argv)
+{
+  int i;
+
+  GFSM_INIT
+
+  get_my_options(argc,argv);
+
+  for (i = 0; i < args.inputs_num; i++) {
+    compute_union(args.inputs[i]);
+  }
+  if (args.inputs_num == 1) compute_union("-");
+
+  //-- spew automaton
+  if (!gfsm_automaton_save_bin_filename(fsmUnion,outfilename,args.compress_arg,&err)) {
+    g_printerr("%s: store failed to '%s': %s\n", progname, outfilename, err->message);
+    exit(4);
+  }
+
+  //-- cleanup
+  if (fsmIn) gfsm_automaton_free(fsmIn);
+  if (fsmUnion) gfsm_automaton_free(fsmUnion);
+
+  GFSM_FINISH
+
+  return 0;
+}