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Firmware updater: Fix a race condition

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avrdude: Handle OOM with configurable handler
This commit is contained in:
Vojtech Kral 2018-08-07 11:28:39 +02:00 • committed by bubnikv
parent bd667aad6e
commit 60a0375ff9
14 changed files with 193 additions and 67 deletions
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27
xs/src/avrdude/main.c
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@ -144,6 +144,33 @@ void avrdude_progress_external(const char *task, unsigned progress)
avrdude_progress_handler(task, progress, avrdude_progress_handler_user_p);
}
static void avrdude_oom_handler_null(const char *context, void *user_p)
{
// Output a message and just exit
fputs("avrdude: Out of memory: ", stderr);
fputs(context, stderr);
exit(99);
}
static void *avrdude_oom_handler_user_p = NULL;
static avrdude_oom_handler_t avrdude_oom_handler = avrdude_oom_handler_null;
void avrdude_oom_handler_set(avrdude_oom_handler_t newhandler, void *user_p)
{
if (newhandler != NULL) {
avrdude_oom_handler = newhandler;
avrdude_oom_handler_user_p = user_p;
} else {
avrdude_oom_handler = avrdude_oom_handler_null;
avrdude_oom_handler_user_p = NULL;
}
}
void avrdude_oom(const char *context)
{
avrdude_oom_handler(context, avrdude_oom_handler_user_p);
}
void avrdude_cancel()
{
cancel_flag = true;