From 630fc86ee339aa400f58fe80cbc5a1926eb3ef39 Mon Sep 17 00:00:00 2001 From: Øyvind Harboe Date: Sun, 1 Aug 2010 09:35:58 +0200 Subject: util: ms command to calculate length of operations MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This can be used to calculate approximate RTCK frequency for instance. Signed-off-by: Øyvind Harboe --- src/helper/Makefile.am | 4 +++- src/helper/util.c | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++ src/helper/util.h | 27 ++++++++++++++++++++++ 3 files changed, 92 insertions(+), 1 deletion(-) create mode 100644 src/helper/util.c create mode 100644 src/helper/util.h (limited to 'src/helper') diff --git a/src/helper/Makefile.am b/src/helper/Makefile.am index 27ae1e20..cca5ac35 100644 --- a/src/helper/Makefile.am +++ b/src/helper/Makefile.am @@ -22,7 +22,8 @@ libhelper_la_SOURCES = \ command.c \ time_support.c \ replacements.c \ - fileio.c + fileio.c \ + util.c if IOUTIL libhelper_la_SOURCES += ioutil.c @@ -40,6 +41,7 @@ noinst_HEADERS = \ binarybuffer.h \ configuration.h \ ioutil.h \ + util.h \ types.h \ log.h \ command.h \ diff --git a/src/helper/util.c b/src/helper/util.c new file mode 100644 index 00000000..12b83f61 --- /dev/null +++ b/src/helper/util.c @@ -0,0 +1,62 @@ +/*************************************************************************** + * Copyright (C) 2010 by Øyvind Harboe * + * * + * 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., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ + +/* this file contains various functionality useful to standalone systems */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include "log.h" +#include "time_support.h" + +static int +util_Jim_Command_ms(Jim_Interp *interp, + int argc, + Jim_Obj * const *argv) +{ + if (argc != 1) + { + Jim_WrongNumArgs(interp, 1, argv, "ls ?dir?"); + return JIM_ERR; + } + + /* Cast from 64 to 32 bit int works for 2's-compliment + * when calculating differences*/ + Jim_SetResult(interp, Jim_NewIntObj(interp, (int)timeval_ms())); + + return JIM_OK; +} + +static const struct command_registration util_command_handlers[] = { + // jim handlers + { + .name = "ms", + .mode = COMMAND_ANY, + .jim_handler = util_Jim_Command_ms, + .help = "Returns ever increasing milliseconds. Used to calculuate differences in time.", + .usage = "", + }, + COMMAND_REGISTRATION_DONE +}; + +int util_init(struct command_context *cmd_ctx) +{ + return register_commands(cmd_ctx, NULL, util_command_handlers); +} diff --git a/src/helper/util.h b/src/helper/util.h new file mode 100644 index 00000000..267477ad --- /dev/null +++ b/src/helper/util.h @@ -0,0 +1,27 @@ +/*************************************************************************** + * Copyright (C) 2010 by Øyvind Harboe * + * * + * 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., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ + +#ifndef HELPER_UTILS_H +#define HELPER_UTILS_H + +struct command_context; + +int util_init(struct command_context *cmd_ctx); + +#endif // HELPER_UTILS_H -- cgit v1.2.3