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/*
** The following variable becomes true while processing a fatal error
** or a panic. If additional "recursive-fatal" errors occur while
** shutting down, the recursive errors are silently ignored.
*/
static int mainInFatalError = 0;
/*
** Print an error message, rollback all databases, and quit. These
** routines never return.
*/
NORETURN void fossil_panic(const char *zFormat, ...){
va_list ap;
int rc = 1;
char z[1000];
static int once = 0;
if( once ) exit(1);
once = 1;
mainInFatalError = 1;
db_force_rollback();
va_start(ap, zFormat);
sqlite3_vsnprintf(sizeof(z),z,zFormat, ap);
va_end(ap);
fossil_errorlog("panic: %s", z);
#ifdef FOSSIL_ENABLE_JSON
if( g.json.isJsonMode ){
json_err( 0, z, 1 );
if( g.isHTTP ){
rc = 0 /* avoid HTTP 500 */;
}
}
else
#endif
{
if( g.cgiOutput ){
cgi_printf("<p class=\"generalError\">%h</p>", z);
cgi_set_status(500, "Internal Server Error");
cgi_reply();
}else if( !g.fQuiet ){
fossil_force_newline();
fossil_puts("Fossil internal error: ", 1);
fossil_puts(z, 1);
fossil_puts("\n", 1);
}
}
fossil_errorlog("fatal: %s", z);
#ifdef FOSSIL_ENABLE_JSON
if( g.json.isJsonMode ){
json_err( g.json.resultCode, z, 1 );
if( g.isHTTP ){
rc = 0 /* avoid HTTP 500 */;
}
}
else
#endif
{
if( g.cgiOutput==1 && g.db ){
g.cgiOutput = 2;
cgi_reset_content();
cgi_set_content_type("text/html");
style_header("Bad Request");
@ <p class="generalError">%h(z)</p>
cgi_set_status(400, "Bad Request");
style_footer();
cgi_reply();
}else if( !g.fQuiet ){
fossil_force_newline();
fossil_trace("%s\n", z);
}
}
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/*
** The following variable becomes true while processing a fatal error
** or a panic. If additional "recursive-fatal" errors occur while
** shutting down, the recursive errors are silently ignored.
*/
static int mainInFatalError = 0;
/*
** Write error message output
*/
static int fossil_print_error(int rc, const char *z){
#ifdef FOSSIL_ENABLE_JSON
if( g.json.isJsonMode ){
json_err( 0, z, 1 );
if( g.isHTTP ){
rc = 0 /* avoid HTTP 500 */;
}
}
else
#endif
if( g.cgiOutput==1 && g.db ){
g.cgiOutput = 2;
cgi_reset_content();
cgi_set_content_type("text/html");
style_header("Bad Request");
@ <p class="generalError">%h(z)</p>
cgi_set_status(400, "Bad Request");
style_footer();
cgi_reply();
}else if( !g.fQuiet ){
fossil_force_newline();
fossil_trace("%s\n", z);
}
return rc;
}
/*
** Print an error message, rollback all databases, and quit. These
** routines never return.
**
** Use fossil_fatal() for malformed inputs that should be reported back
** to the user, but which do not represent a configuration problem or bug.
**
** Use fossil_panic() for any kind of error that should be brought to the
** attention of the system administrator.
*/
NORETURN void fossil_panic(const char *zFormat, ...){
va_list ap;
int rc = 1;
char z[1000];
static int once = 0;
if( once ) exit(1);
once = 1;
mainInFatalError = 1;
db_force_rollback();
va_start(ap, zFormat);
sqlite3_vsnprintf(sizeof(z),z,zFormat, ap);
va_end(ap);
fossil_errorlog("panic: %s", z);
rc = fossil_print_error(rc, z);
exit(rc);
}
NORETURN void fossil_fatal(const char *zFormat, ...){
char *z;
int rc = 1;
va_list ap;
mainInFatalError = 1;
va_start(ap, zFormat);
z = vmprintf(zFormat, ap);
va_end(ap);
rc = fossil_print_error(rc, z);
fossil_free(z);
db_force_rollback();
fossil_exit(rc);
}
/* This routine works like fossil_fatal() except that if called
** recursively, the recursive call is a no-op.
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va_list ap;
int rc = 1;
if( mainInFatalError ) return;
mainInFatalError = 1;
va_start(ap, zFormat);
z = vmprintf(zFormat, ap);
va_end(ap);
fossil_errorlog("fatal: %s", z);
#ifdef FOSSIL_ENABLE_JSON
if( g.json.isJsonMode ){
json_err( g.json.resultCode, z, 1 );
if( g.isHTTP ){
rc = 0 /* avoid HTTP 500 */;
}
} else
#endif
{
if( g.cgiOutput ){
g.cgiOutput = 0;
cgi_printf("<p class=\"generalError\">\n%h\n</p>\n", z);
cgi_set_status(400, "Bad Request");
cgi_reply();
}else{
fossil_force_newline();
fossil_trace("%s\n", z);
}
}
/* Print a warning message */
void fossil_warning(const char *zFormat, ...){
char *z;
va_list ap;
va_start(ap, zFormat);
z = vmprintf(zFormat, ap);
va_end(ap);
fossil_errorlog("warning: %s", z);
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va_list ap;
int rc = 1;
if( mainInFatalError ) return;
mainInFatalError = 1;
va_start(ap, zFormat);
z = vmprintf(zFormat, ap);
va_end(ap);
rc = fossil_print_error(rc, z);
db_force_rollback();
fossil_exit(rc);
}
/* Print a warning message.
**
** Unlike fossil_fatal() and fossil_panic(), this routine does return
** and processing attempts to continue. A message is written to the
** error log, however, so this routine should only be used for situations
** that require administrator or developer attention. Minor problems
** in user inputs should not use this routine.
*/
void fossil_warning(const char *zFormat, ...){
char *z;
va_list ap;
va_start(ap, zFormat);
z = vmprintf(zFormat, ap);
va_end(ap);
fossil_errorlog("warning: %s", z);
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