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Linux thread name limitation: test for ERANGE (see bug #5283)

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Sylvain 2022-02-02 15:09:29 +01:00
parent daea9fa19e
commit 87b02d3795
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GPG Key ID: 5F87E02E5BC0939E
1 changed files with 10 additions and 6 deletions
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4
src/thread/pthread/SDL_systhread.c
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@ -137,18 +137,22 @@ SDL_SYS_SetupThread(const char *name)
#if defined(__MACOSX__) || defined(__IPHONEOS__) #if defined(__MACOSX__) || defined(__IPHONEOS__)
ppthread_setname_np(name); ppthread_setname_np(name);
#elif defined(__LINUX__) #elif defined(__LINUX__)
if (ppthread_setname_np(pthread_self(), name) == ERANGE) {
char namebuf[16]; /* Limited to 16 char */ char namebuf[16]; /* Limited to 16 char */
SDL_strlcpy(namebuf, name, sizeof (namebuf)); SDL_strlcpy(namebuf, name, sizeof (namebuf));
ppthread_setname_np(pthread_self(), namebuf); ppthread_setname_np(pthread_self(), namebuf);
}
#endif #endif
} }
#elif HAVE_PTHREAD_SETNAME_NP #elif HAVE_PTHREAD_SETNAME_NP
#if defined(__NETBSD__) #if defined(__NETBSD__)
pthread_setname_np(pthread_self(), "%s", name); pthread_setname_np(pthread_self(), "%s", name);
#else #else
if (pthread_setname_np(pthread_self(), name) == ERANGE) {
char namebuf[16]; /* Limited to 16 char */ char namebuf[16]; /* Limited to 16 char */
SDL_strlcpy(namebuf, name, sizeof (namebuf)); SDL_strlcpy(namebuf, name, sizeof (namebuf));
pthread_setname_np(pthread_self(), namebuf); pthread_setname_np(pthread_self(), namebuf);
}
#endif #endif
#elif HAVE_PTHREAD_SET_NAME_NP #elif HAVE_PTHREAD_SET_NAME_NP
pthread_set_name_np(pthread_self(), name); pthread_set_name_np(pthread_self(), name);