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-rw-r--r--gr-run-waveform/gr-run-waveform-binary.cc100
1 files changed, 100 insertions, 0 deletions
diff --git a/gr-run-waveform/gr-run-waveform-binary.cc b/gr-run-waveform/gr-run-waveform-binary.cc
new file mode 100644
index 000000000..ac81b0eaa
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+++ b/gr-run-waveform/gr-run-waveform-binary.cc
@@ -0,0 +1,100 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2010 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio
+ *
+ * GNU Radio 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 3, or (at your option)
+ * any later version.
+ *
+ * GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <libguile.h>
+
+#include "xyzzy.h"
+
+/*
+ * Load and run a waveform defined using define-waveform
+ * usage: gr-run-waveform filename.wfd [args...]
+ */
+
+static bool
+prepend_to_env(const char *name, const char *value)
+{
+ char *c_old = getenv(name);
+ std::string new_val;
+ if (c_old)
+ new_val = std::string(value) + std::string(":") + std::string(c_old);
+ else
+ new_val = std::string(value);
+
+ return setenv(name, new_val.c_str(), 1) == 0;
+}
+
+static const char *code = "\
+;;(set! %load-verbosely #t) \n\
+ \n\
+(save-module-excursion \n\
+ (lambda () \n\
+ (set-current-module (resolve-module '(guile))) \n\
+ (set! primitive-load xyzzy-primitive-load) \n\
+ (set! primitive-load-path xyzzy-primitive-load-path) \n\
+ (set! search-path xyzzy-search-path) \n\
+ (set! %search-load-path %xyzzy-search-load-path))) \n\
+ \n\
+(primitive-load-path \"gnuradio/run-waveform\") \n\
+ \n\
+(define (main args) \n\
+ (if (not (>= (length args) 2)) \n\
+ (let ((port (current-error-port))) \n\
+ (display \"usage: \" port) \n\
+ (display (car args) port) \n\
+ (display \" filename.wfd [args...]\n\" port) \n\
+ (exit 1))) \n\
+ (apply run-waveform (cdr args))) \n\
+ \n\
+(main (command-line)) \n\
+";
+
+static void
+inner_main (void *data, int argc, char **argv)
+{
+ // Load pseudo filesystem
+ if (!xyzzy_init(0)) // use compiled-in install path
+ exit(1);
+
+ // Initialize our gsubrs
+ scm_xyzzy_init();
+
+ // Override standard code with our gsubrs and and run our app
+ scm_c_eval_string(code);
+}
+
+int
+main(int argc, char *argv[])
+{
+ // kill warnings
+ setenv("GUILE_WARN_DEPRECATED", "no", 1);
+
+ // where to find our files and libraries
+ prepend_to_env("GUILE_LOAD_PATH", "/-xyzzy-");
+ prepend_to_env("LTDL_LIBRARY_PATH", LIBDIR);
+ prepend_to_env("DYLD_LIBRARY_PATH", LIBDIR);
+
+ scm_boot_guile (argc, argv, inner_main, 0);
+
+ return 0; // never reached
+}