Merge remote-tracking branch 'tor-github/pr/1513' into maint-0.4.2

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teor 2019-11-07 10:51:22 +10:00
commit 1f3bf10d3f
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4 changed files with 21 additions and 0 deletions

4
changes/ticket32407 Normal file
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@ -0,0 +1,4 @@
o Minor bugfixes (crash):
- When running Tor with an option like --verify-config or --dump-config
that does not start the event loop, avoid crashing if we try to exit
early because of an error. Fixes bug 32407; bugfix on 0.3.3.1-alpha.

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@ -769,6 +769,10 @@ tor_shutdown_event_loop_and_exit(int exitcode)
main_loop_should_exit = 1;
main_loop_exit_value = exitcode;
if (! tor_libevent_is_initialized()) {
return; /* No event loop to shut down. */
}
/* Die with an assertion failure in ten seconds, if for some reason we don't
* exit normally. */
/* XXXX We should consider this code if it's never used. */

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@ -181,6 +181,16 @@ tor_libevent_initialize(tor_libevent_cfg *torcfg)
event_get_version(), tor_libevent_get_method());
}
/**
* Return true iff the libevent module has been successfully initialized,
* and not subsequently shut down.
**/
bool
tor_libevent_is_initialized(void)
{
return the_event_base != NULL;
}
/** Return the current Libevent event base that we're set up to use. */
MOCK_IMPL(struct event_base *,
tor_libevent_get_base, (void))

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@ -13,6 +13,8 @@
#include "lib/testsupport/testsupport.h"
#include "lib/malloc/malloc.h"
#include <stdbool.h>
void configure_libevent_logging(void);
void suppress_libevent_log_msg(const char *msg);
@ -68,6 +70,7 @@ typedef struct tor_libevent_cfg {
} tor_libevent_cfg;
void tor_libevent_initialize(tor_libevent_cfg *cfg);
bool tor_libevent_is_initialized(void);
MOCK_DECL(struct event_base *, tor_libevent_get_base, (void));
const char *tor_libevent_get_method(void);
void tor_check_libevent_header_compatibility(void);