/*
This file is part of GNUnet.
- (C) 2001, 2002, 2006 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2001, 2002, 2006 GNUnet e.V.
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
+ Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
*/
/**
#include "platform.h"
#include "gnunet_util_lib.h"
-#define LOG(kind,...) GNUNET_log_from (kind, "util", __VA_ARGS__)
+#define LOG(kind,...) GNUNET_log_from (kind, "util-signal", __VA_ARGS__)
struct GNUNET_SIGNAL_Context
{
+
+ struct GNUNET_SIGNAL_Context *next;
+
+ struct GNUNET_SIGNAL_Context *prev;
+
int sig;
GNUNET_SIGNAL_Handler method;
#endif
};
+static struct GNUNET_SIGNAL_Context *sc_head;
+
+static struct GNUNET_SIGNAL_Context *sc_tail;
+
+
#ifdef WINDOWS
GNUNET_SIGNAL_Handler w32_sigchld_handler = NULL;
#endif
struct sigaction sig;
#endif
- ret = GNUNET_malloc (sizeof (struct GNUNET_SIGNAL_Context));
+ ret = GNUNET_new (struct GNUNET_SIGNAL_Context);
ret->sig = signum;
ret->method = handler;
#ifndef MINGW
}
}
#endif
+ GNUNET_CONTAINER_DLL_insert_tail (sc_head, sc_tail, ret);
return ret;
}
sigemptyset (&sig.sa_mask);
sigaction (ctx->sig, &ctx->oldsig, &sig);
#endif
+ GNUNET_CONTAINER_DLL_remove (sc_head, sc_tail, ctx);
GNUNET_free (ctx);
}
+
+
+/**
+ * Raise the given signal by calling the installed signal handlers. This will
+ * not use the @em raise() system call but only calls the handlers registered
+ * through GNUNET_SIGNAL_handler_install().
+ *
+ * @param sig the signal to raise
+ */
+void
+GNUNET_SIGNAL_raise (const int sig)
+{
+ struct GNUNET_SIGNAL_Context *ctx;
+
+ for (ctx = sc_head; NULL != ctx; ctx = ctx->next)
+ {
+ if (sig != ctx->sig)
+ continue;
+ if (NULL == ctx->method)
+ continue;
+ ctx->method ();
+ }
+}