diff options
Diffstat (limited to 'src/plugins/sig.c')
-rw-r--r-- | src/plugins/sig.c | 422 |
1 files changed, 211 insertions, 211 deletions
diff --git a/src/plugins/sig.c b/src/plugins/sig.c index 7ddfaf2dc..edd0e55a2 100644 --- a/src/plugins/sig.c +++ b/src/plugins/sig.c @@ -1,211 +1,211 @@ -// $Id: sig.c 1 2005-6-13 3:17:17 PM Celestia $
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <signal.h>
-#include <string.h>
-#include <time.h>
-#include "../common/plugin.h"
-#include "../common/version.h"
-#include "../common/showmsg.h"
-
-PLUGIN_INFO = {
- "Signals",
- PLUGIN_CORE,
- "1.1",
- PLUGIN_VERSION,
- "Handles program signals"
-};
-
-PLUGIN_EVENTS_TABLE = {
- { "sig_init", "Plugin_Init" },
- { "sig_final", "Plugin_Final" },
- { NULL, NULL }
-};
-
-//////////////////////////////////////
-
-#if defined(_WIN32) || defined(MINGW)
- int sig_init() {
- ShowError("sig: This plugin is not supported - Enable 'exchndl' instead!\n");
- return 0;
- }
- int sig_final() { return 0; }
-#elif defined (__NETBSD__) || defined (__FREEBSD__)
- int sig_init() {
- ShowError("sig: This plugin is not supported!\n");
- return 0;
- }
- int sig_final() { return 0; }
-#else
-
-//////////////////////////////////////
-
-#if !defined(CYGWIN)
- #include <execinfo.h>
-#endif
-
-const char* (*getrevision)();
-unsigned long (*getuptime)();
-char *server_name;
-int crash_flag = 0;
-
-extern const char *strsignal(int);
-int sig_final ();
-
-// by Gabuzomeu
-// This is an implementation of signal() using sigaction() for portability.
-// (sigaction() is POSIX; signal() is not.) Taken from Stevens' _Advanced
-// Programming in the UNIX Environment_.
-//
-#ifdef WIN32 // windows don't have SIGPIPE
-#define SIGPIPE SIGINT
-#endif
-
-#ifndef POSIX
-#define compat_signal(signo, func) signal(signo, func)
-#else
-sigfunc *compat_signal(int signo, sigfunc *func)
-{
- struct sigaction sact, oact;
-
- sact.sa_handler = func;
- sigemptyset(&sact.sa_mask);
- sact.sa_flags = 0;
-#ifdef SA_INTERRUPT
- sact.sa_flags |= SA_INTERRUPT; /* SunOS */
-#endif
-
- if (sigaction(signo, &sact, &oact) < 0)
- return (SIG_ERR);
-
- return (oact.sa_handler);
-}
-#endif
-
-/*=========================================
- * Dumps the stack using glibc's backtrace
- *-----------------------------------------
- */
-#ifdef CYGWIN
- #define FOPEN_ freopen
- extern void cygwin_stackdump();
-#else
- #define FOPEN_(fn,m,s) fopen(fn,m)
-#endif
-void sig_dump(int sn)
-{
- FILE *fp;
- char file[256];
- int no = 0;
-
- crash_flag = 1;
- // search for a usable filename
- do {
- sprintf (file, "log/%s%04d.stackdump", server_name, ++no);
- } while((fp = fopen(file,"r")) && (fclose(fp), no < 9999));
- // dump the trace into the file
-
- if ((fp = FOPEN_(file, "w", stderr)) != NULL) {
- const char *revision;
- #ifndef CYGWIN
- void* array[20];
- char **stack;
- size_t size;
- #endif
-
- ShowNotice ("Dumping stack to '"CL_WHITE"%s"CL_RESET"'...\n", file);
- if ((revision = getrevision()) != NULL)
- fprintf(fp, "Version: svn%s \n", revision);
- else
- fprintf(fp, "Version: %2d.%02d.%02d mod%02d \n", ATHENA_MAJOR_VERSION, ATHENA_MINOR_VERSION, ATHENA_REVISION, ATHENA_MOD_VERSION);
- fprintf(fp, "Exception: %s \n", strsignal(sn));
- fflush (fp);
-
- #ifdef CYGWIN
- cygwin_stackdump ();
- #else
- fprintf(fp, "Stack trace:\n");
- size = backtrace (array, 20);
- stack = backtrace_symbols (array, size);
- for (no = 0; no < size; no++) {
- fprintf(fp, "%s\n", stack[no]);
- }
- fprintf(fp,"End of stack trace\n");
- free(stack);
- #endif
-
- ShowNotice("%s Saved.\n", file);
- fflush(stdout);
- fclose(fp);
- }
-
- sig_final(); // Log our uptime
- // Pass the signal to the system's default handler
- compat_signal(sn, SIG_DFL);
- raise(sn);
-}
-
-/*=========================================
- * Shutting down (Program did not crash ^^)
- * - Log our current up time
- *-----------------------------------------
- */
-int sig_final ()
-{
- time_t curtime;
- char curtime2[24];
- FILE *fp;
- long seconds = 0, day = 24*60*60, hour = 60*60,
- minute = 60, days = 0, hours = 0, minutes = 0;
-
- fp = fopen("log/uptime.log","a");
- if (fp) {
- time(&curtime);
- strftime(curtime2, 24, "%m/%d/%Y %H:%M:%S", localtime(&curtime));
-
- seconds = getuptime();
- days = seconds/day;
- seconds -= (seconds/day>0)?(seconds/day)*day:0;
- hours = seconds/hour;
- seconds -= (seconds/hour>0)?(seconds/hour)*hour:0;
- minutes = seconds/minute;
- seconds -= (seconds/minute>0)?(seconds/minute)*minute:0;
-
- fprintf(fp, "%s: %s %s - %ld days, %ld hours, %ld minutes, %ld seconds.\n",
- curtime2, server_name, (crash_flag ? "crashed" : "uptime"),
- days, hours, minutes, seconds);
- fclose(fp);
- }
-
- return 1;
-}
-
-/*=========================================
- * Register the signal handlers
- *-----------------------------------------
- */
-int sig_init ()
-{
- void (*func) = sig_dump;
-#ifdef CYGWIN // test if dumper is enabled
- char *buf = getenv ("CYGWIN");
- if (buf && strstr(buf, "error_start") != NULL)
- func = SIG_DFL;
-#endif
-
- IMPORT_SYMBOL(server_name, 1);
- IMPORT_SYMBOL(getrevision, 6);
- IMPORT_SYMBOL(getuptime, 11);
-
- compat_signal(SIGSEGV, func);
- compat_signal(SIGFPE, func);
- compat_signal(SIGILL, func);
- #ifndef __WIN32
- compat_signal(SIGBUS, func);
- #endif
-
- return 1;
-}
-#endif
-
+// $Id: sig.c 1 2005-6-13 3:17:17 PM Celestia $ + +#include <stdio.h> +#include <stdlib.h> +#include <signal.h> +#include <string.h> +#include <time.h> +#include "../common/plugin.h" +#include "../common/version.h" +#include "../common/showmsg.h" + +PLUGIN_INFO = { + "Signals", + PLUGIN_CORE, + "1.1", + PLUGIN_VERSION, + "Handles program signals" +}; + +PLUGIN_EVENTS_TABLE = { + { "sig_init", "Plugin_Init" }, + { "sig_final", "Plugin_Final" }, + { NULL, NULL } +}; + +////////////////////////////////////// + +#if defined(_WIN32) || defined(MINGW) + int sig_init() { + ShowError("sig: This plugin is not supported - Enable 'exchndl' instead!\n"); + return 0; + } + int sig_final() { return 0; } +#elif defined (__NETBSD__) || defined (__FREEBSD__) + int sig_init() { + ShowError("sig: This plugin is not supported!\n"); + return 0; + } + int sig_final() { return 0; } +#else + +////////////////////////////////////// + +#if !defined(CYGWIN) + #include <execinfo.h> +#endif + +const char* (*getrevision)(); +unsigned long (*getuptime)(); +char *server_name; +int crash_flag = 0; + +extern const char *strsignal(int); +int sig_final (); + +// by Gabuzomeu +// This is an implementation of signal() using sigaction() for portability. +// (sigaction() is POSIX; signal() is not.) Taken from Stevens' _Advanced +// Programming in the UNIX Environment_. +// +#ifdef WIN32 // windows don't have SIGPIPE +#define SIGPIPE SIGINT +#endif + +#ifndef POSIX +#define compat_signal(signo, func) signal(signo, func) +#else +sigfunc *compat_signal(int signo, sigfunc *func) +{ + struct sigaction sact, oact; + + sact.sa_handler = func; + sigemptyset(&sact.sa_mask); + sact.sa_flags = 0; +#ifdef SA_INTERRUPT + sact.sa_flags |= SA_INTERRUPT; /* SunOS */ +#endif + + if (sigaction(signo, &sact, &oact) < 0) + return (SIG_ERR); + + return (oact.sa_handler); +} +#endif + +/*========================================= + * Dumps the stack using glibc's backtrace + *----------------------------------------- + */ +#ifdef CYGWIN + #define FOPEN_ freopen + extern void cygwin_stackdump(); +#else + #define FOPEN_(fn,m,s) fopen(fn,m) +#endif +void sig_dump(int sn) +{ + FILE *fp; + char file[256]; + int no = 0; + + crash_flag = 1; + // search for a usable filename + do { + sprintf (file, "log/%s%04d.stackdump", server_name, ++no); + } while((fp = fopen(file,"r")) && (fclose(fp), no < 9999)); + // dump the trace into the file + + if ((fp = FOPEN_(file, "w", stderr)) != NULL) { + const char *revision; + #ifndef CYGWIN + void* array[20]; + char **stack; + size_t size; + #endif + + ShowNotice ("Dumping stack to '"CL_WHITE"%s"CL_RESET"'...\n", file); + if ((revision = getrevision()) != NULL) + fprintf(fp, "Version: svn%s \n", revision); + else + fprintf(fp, "Version: %2d.%02d.%02d mod%02d \n", ATHENA_MAJOR_VERSION, ATHENA_MINOR_VERSION, ATHENA_REVISION, ATHENA_MOD_VERSION); + fprintf(fp, "Exception: %s \n", strsignal(sn)); + fflush (fp); + + #ifdef CYGWIN + cygwin_stackdump (); + #else + fprintf(fp, "Stack trace:\n"); + size = backtrace (array, 20); + stack = backtrace_symbols (array, size); + for (no = 0; no < size; no++) { + fprintf(fp, "%s\n", stack[no]); + } + fprintf(fp,"End of stack trace\n"); + free(stack); + #endif + + ShowNotice("%s Saved.\n", file); + fflush(stdout); + fclose(fp); + } + + sig_final(); // Log our uptime + // Pass the signal to the system's default handler + compat_signal(sn, SIG_DFL); + raise(sn); +} + +/*========================================= + * Shutting down (Program did not crash ^^) + * - Log our current up time + *----------------------------------------- + */ +int sig_final () +{ + time_t curtime; + char curtime2[24]; + FILE *fp; + long seconds = 0, day = 24*60*60, hour = 60*60, + minute = 60, days = 0, hours = 0, minutes = 0; + + fp = fopen("log/uptime.log","a"); + if (fp) { + time(&curtime); + strftime(curtime2, 24, "%m/%d/%Y %H:%M:%S", localtime(&curtime)); + + seconds = getuptime(); + days = seconds/day; + seconds -= (seconds/day>0)?(seconds/day)*day:0; + hours = seconds/hour; + seconds -= (seconds/hour>0)?(seconds/hour)*hour:0; + minutes = seconds/minute; + seconds -= (seconds/minute>0)?(seconds/minute)*minute:0; + + fprintf(fp, "%s: %s %s - %ld days, %ld hours, %ld minutes, %ld seconds.\n", + curtime2, server_name, (crash_flag ? "crashed" : "uptime"), + days, hours, minutes, seconds); + fclose(fp); + } + + return 1; +} + +/*========================================= + * Register the signal handlers + *----------------------------------------- + */ +int sig_init () +{ + void (*func) = sig_dump; +#ifdef CYGWIN // test if dumper is enabled + char *buf = getenv ("CYGWIN"); + if (buf && strstr(buf, "error_start") != NULL) + func = SIG_DFL; +#endif + + IMPORT_SYMBOL(server_name, 1); + IMPORT_SYMBOL(getrevision, 6); + IMPORT_SYMBOL(getuptime, 11); + + compat_signal(SIGSEGV, func); + compat_signal(SIGFPE, func); + compat_signal(SIGILL, func); + #ifndef __WIN32 + compat_signal(SIGBUS, func); + #endif + + return 1; +} +#endif + |