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| CodeSonar® 9.0p0 Hot Tips | CONFIDENTIAL | CodeSecure Inc |
A use of pthread_kill(). Some signal arguments to pthread_kill() can terminate the entire process rather than just a single thread, which may not be the intention.
| Class Name | Use of pthread_kill | ||||||
|---|---|---|---|---|---|---|---|
| Significance | reliability | ||||||
| Mnemonic | CONCURRENCY.BADFUNC.PTHREAD_KILL | ||||||
| Categories |
|
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| Availability | Available for C and C++. |
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| Enabling | Checks for this warning class are
disabled by default. To enable them, add the following WARNING_FILTER
rule to the project configuration file.
WARNING_FILTER += allow class="Use of pthread_kill" |
Japanese (ja)
#include <pthread.h>
#include <signal.h>
int stop_thread(pthread_t thread, int i){
if (i>0){
return pthread_kill(thread, SIGTERM); /* 'Use of pthread_kill' warning issued here */
}
else {
return pthread_cancel(thread); /* pthread_cancel() terminates a single thread */
}
}
The following configuration file parameters affect checks for this warning class.