From f204781b2f3a0170f46d7ca6cba369ca8b38af88 Mon Sep 17 00:00:00 2001 From: compudj Date: Sun, 25 Jun 2006 21:44:01 +0000 Subject: [PATCH] update git-svn-id: http://ltt.polymtl.ca/svn@1968 04897980-b3bd-0310-b5e0-8ef037075253 --- .../poly/lttv/modules/text/Makefile.am | 2 + .../poly/lttv/modules/text/precompute_state.c | 212 ++++++++++++++++++ 2 files changed, 214 insertions(+) create mode 100644 ltt/branches/poly/lttv/modules/text/precompute_state.c diff --git a/ltt/branches/poly/lttv/modules/text/Makefile.am b/ltt/branches/poly/lttv/modules/text/Makefile.am index e65919e5..16fc62db 100644 --- a/ltt/branches/poly/lttv/modules/text/Makefile.am +++ b/ltt/branches/poly/lttv/modules/text/Makefile.am @@ -12,6 +12,8 @@ libbatchAnalysis_la_LDFLAGS = -module libbatchAnalysis_la_SOURCES = batchAnalysis.c libtextFilter_la_LDFLAGS = -module libtextFilter_la_SOURCES = textFilter.c +libprecomputeState_la_LDFLAGS = -module +libprecomputeState_la_SOURCES = precomputeState.c noinst_HEADERS = \ batchanalysis.h diff --git a/ltt/branches/poly/lttv/modules/text/precompute_state.c b/ltt/branches/poly/lttv/modules/text/precompute_state.c new file mode 100644 index 00000000..00d1b8ed --- /dev/null +++ b/ltt/branches/poly/lttv/modules/text/precompute_state.c @@ -0,0 +1,212 @@ +/* This file is part of the Linux Trace Toolkit viewer + * Copyright (C) 2003-2004 Michel Dagenais + * 2005 Mathieu Desnoyers + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License Version 2 as + * published by the Free Software Foundation; + * + * 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. + */ + +/* The text dump facility needs to print headers before the trace set and + before each trace, to print each event, and to print statistics + after each trace. */ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +static gboolean + a_field_names, + a_state, + a_cpu_stats, + a_process_stats; + +static char + *a_file_name = NULL; + +static LttvHooks + *before_traceset, + *after_traceset, + *before_trace, + *event_hook; + + +/* Insert the hooks before and after each trace and tracefile, and for each + event. Print a global header. */ + +static FILE *a_file; + +static GString *a_string; + +static gboolean write_traceset_header(void *hook_data, void *call_data) +{ + LttvTracesetContext *tc = (LttvTracesetContext *)call_data; + + g_info("TextDump traceset header"); + + if(a_file_name == NULL) a_file = stdout; + else a_file = fopen(a_file_name, "w"); + + if(a_file == NULL) g_error("cannot open file %s", a_file_name); + + /* Print the trace set header */ + fprintf(a_file,"Trace set contains %d traces\n\n", + lttv_traceset_number(tc->ts)); + + return FALSE; +} + + +static gboolean write_traceset_footer(void *hook_data, void *call_data) +{ + LttvTracesetContext *tc = (LttvTracesetContext *)call_data; + + g_info("TextDump traceset footer"); + + fprintf(a_file,"End trace set\n\n"); + + if(LTTV_IS_TRACESET_STATS(tc)) { + lttv_stats_sum_traceset((LttvTracesetStats *)tc); + print_stats(a_file, (LttvTracesetStats *)tc); + } + + if(a_file_name != NULL) fclose(a_file); + + return FALSE; +} + + +static gboolean write_trace_header(void *hook_data, void *call_data) +{ + LttvTraceContext *tc = (LttvTraceContext *)call_data; +#if 0 //FIXME + LttSystemDescription *system = ltt_trace_system_description(tc->t); + + fprintf(a_file," Trace from %s in %s\n%s\n\n", + ltt_trace_system_description_node_name(system), + ltt_trace_system_description_domain_name(system), + ltt_trace_system_description_description(system)); +#endif //0 + return FALSE; +} + + +static int for_each_event(void *hook_data, void *call_data) +{ + guint *event_count = (guint*)hook_data; + + LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes()); + + LttvTracefileContext *tfc = (LttvTracefileContext *)call_data; + + LttvTracefileState *tfs = (LttvTracefileState *)call_data; + + LttEvent *e; + + LttvAttributeValue value_filter; + + /* Only save at LTTV_STATE_SAVE_INTERVAL */ + if(likely((*event_count)++ < LTTV_STATE_SAVE_INTERVAL)) + return FALSE; + else + *event_count = 0; + + guint cpu = tfs->cpu; + LttvTraceState *ts = (LttvTraceState*)tfc->t_context; + LttvProcessState *process = ts->running_process[cpu]; + + e = ltt_tracefile_get_event(tfc->tf); + + lttv_state_write(ts, tfs->parent.timestamp, a_file); + + return FALSE; +} + + +static void init() +{ + LttvAttributeValue value; + + LttvIAttribute *attributes = LTTV_IATTRIBUTE(lttv_global_attributes()); + + g_info("Init textDump.c"); + + a_string = g_string_new(""); + + a_file_name = NULL; + lttv_option_add("output", 'o', + "output file where the saved states are to be written", + "file name", + LTTV_OPT_STRING, &a_file_name, NULL, NULL); + + g_assert(lttv_iattribute_find_by_path(attributes, "hooks/event", + LTTV_POINTER, &value)); + g_assert((event_hook = *(value.v_pointer)) != NULL); + lttv_hooks_add(event_hook, write_event_content, NULL, LTTV_PRIO_DEFAULT); + + g_assert(lttv_iattribute_find_by_path(attributes, "hooks/trace/before", + LTTV_POINTER, &value)); + g_assert((before_trace = *(value.v_pointer)) != NULL); + lttv_hooks_add(before_trace, write_trace_header, NULL, LTTV_PRIO_DEFAULT); + + g_assert(lttv_iattribute_find_by_path(attributes, "hooks/traceset/before", + LTTV_POINTER, &value)); + g_assert((before_traceset = *(value.v_pointer)) != NULL); + lttv_hooks_add(before_traceset, write_traceset_header, NULL, + LTTV_PRIO_DEFAULT); + + g_assert(lttv_iattribute_find_by_path(attributes, "hooks/traceset/after", + LTTV_POINTER, &value)); + g_assert((after_traceset = *(value.v_pointer)) != NULL); + lttv_hooks_add(after_traceset, write_traceset_footer, NULL, + LTTV_PRIO_DEFAULT); +} + +static void destroy() +{ + g_info("Destroy textDump"); + + lttv_option_remove("output"); + + g_string_free(a_string, TRUE); + + lttv_hooks_remove_data(event_hook, for_each_event, NULL); + + lttv_hooks_remove_data(before_trace, write_trace_header, NULL); + + lttv_hooks_remove_data(before_trace, write_traceset_header, NULL); + + lttv_hooks_remove_data(before_trace, write_traceset_footer, NULL); +} + + +LTTV_MODULE("textDump", "Print events in a file", \ + "Produce a detailed text printout of a trace", \ + init, destroy, "stats", "batchAnalysis", "option", "print") + -- 2.34.1