*
* Connection Manager
*
- * Copyright (C) 2007-2012 Intel Corporation. All rights reserved.
+ * Copyright (C) 2007-2013 Intel Corporation. All rights reserved.
*
* 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
#include <stdlib.h>
#include <string.h>
#include <syslog.h>
-#include <execinfo.h>
#include <dlfcn.h>
#include "connman.h"
va_end(ap);
}
-static void print_backtrace(unsigned int offset)
-{
- void *frames[99];
- size_t n_ptrs;
- unsigned int i;
- int outfd[2], infd[2];
- int pathlen;
- pid_t pid;
-
- if (program_exec == NULL)
- return;
-
- pathlen = strlen(program_path);
-
- n_ptrs = backtrace(frames, G_N_ELEMENTS(frames));
- if (n_ptrs < offset)
- return;
-
- if (pipe(outfd) < 0)
- return;
-
- if (pipe(infd) < 0) {
- close(outfd[0]);
- close(outfd[1]);
- return;
- }
-
- pid = fork();
- if (pid < 0) {
- close(outfd[0]);
- close(outfd[1]);
- close(infd[0]);
- close(infd[1]);
- return;
- }
-
- if (pid == 0) {
- close(outfd[1]);
- close(infd[0]);
-
- dup2(outfd[0], STDIN_FILENO);
- dup2(infd[1], STDOUT_FILENO);
-
- execlp("addr2line", "-C", "-f", "-e", program_exec, NULL);
-
- exit(EXIT_FAILURE);
- }
-
- close(outfd[0]);
- close(infd[1]);
-
- connman_error("++++++++ backtrace ++++++++");
-
- for (i = offset; i < n_ptrs - 1; i++) {
- Dl_info info;
- char addr[20], buf[PATH_MAX * 2];
- int len, written;
- char *ptr, *pos;
-
- dladdr(frames[i], &info);
-
- len = snprintf(addr, sizeof(addr), "%p\n", frames[i]);
- if (len < 0)
- break;
-
- written = write(outfd[1], addr, len);
- if (written < 0)
- break;
-
- len = read(infd[0], buf, sizeof(buf));
- if (len < 0)
- break;
-
- buf[len] = '\0';
-
- pos = strchr(buf, '\n');
- *pos++ = '\0';
-
- if (strcmp(buf, "??") == 0) {
- connman_error("#%-2u %p in %s", i - offset,
- frames[i], info.dli_fname);
- continue;
- }
-
- ptr = strchr(pos, '\n');
- *ptr++ = '\0';
-
- if (strncmp(pos, program_path, pathlen) == 0)
- pos += pathlen + 1;
-
- connman_error("#%-2u %p in %s() at %s", i - offset,
- frames[i], buf, pos);
- }
-
- connman_error("+++++++++++++++++++++++++++");
-
- kill(pid, SIGTERM);
-
- close(outfd[1]);
- close(infd[0]);
-}
-
static void signal_handler(int signo)
{
connman_error("Aborting (signal %d) [%s]", signo, program_exec);
- print_backtrace(2);
+ print_backtrace(program_path, program_exec, 2);
exit(EXIT_FAILURE);
}
static gchar **enabled = NULL;
-static connman_bool_t is_enabled(struct connman_debug_desc *desc)
+static bool is_enabled(struct connman_debug_desc *desc)
{
int i;
- if (enabled == NULL)
- return FALSE;
+ if (!enabled)
+ return false;
- for (i = 0; enabled[i] != NULL; i++) {
- if (desc->name != NULL && g_pattern_match_simple(enabled[i],
- desc->name) == TRUE)
- return TRUE;
- if (desc->file != NULL && g_pattern_match_simple(enabled[i],
- desc->file) == TRUE)
- return TRUE;
+ for (i = 0; enabled[i]; i++) {
+ if (desc->name && g_pattern_match_simple(enabled[i],
+ desc->name))
+ return true;
+ if (desc->file && g_pattern_match_simple(enabled[i],
+ desc->file))
+ return true;
}
- return FALSE;
+ return false;
}
void __connman_log_enable(struct connman_debug_desc *start,
struct connman_debug_desc *desc;
const char *name = NULL, *file = NULL;
- if (start == NULL || stop == NULL)
+ if (!start || !stop)
return;
for (desc = start; desc < stop; desc++) {
continue;
}
- if (file != NULL || name != NULL) {
+ if (file || name) {
if (g_strcmp0(desc->file, file) == 0) {
- if (desc->name == NULL)
+ if (!desc->name)
desc->name = name;
} else
file = NULL;
}
- if (is_enabled(desc) == TRUE)
+ if (is_enabled(desc))
desc->flags |= CONNMAN_DEBUG_FLAG_PRINT;
}
}
int __connman_log_init(const char *program, const char *debug,
- connman_bool_t detach, connman_bool_t backtrace,
+ gboolean detach, gboolean backtrace,
const char *program_name, const char *program_version)
{
static char path[PATH_MAX];
program_exec = program;
program_path = getcwd(path, sizeof(path));
- if (debug != NULL)
+ if (debug)
enabled = g_strsplit_set(debug, ":, ", 0);
__connman_log_enable(__start___debug, __stop___debug);
- if (detach == FALSE)
+ if (!detach)
option |= LOG_PERROR;
- if (backtrace == TRUE)
+ if (backtrace)
signal_setup(signal_handler);
openlog(basename(program), option, LOG_DAEMON);
return 0;
}
-void __connman_log_cleanup(connman_bool_t backtrace)
+void __connman_log_cleanup(gboolean backtrace)
{
syslog(LOG_INFO, "Exit");
closelog();
- if (backtrace == TRUE)
+ if (backtrace)
signal_setup(SIG_DFL);
g_strfreev(enabled);