# HG changeset patch

# User Michael Gerdts <mike.gerdts@oracle.com>

# Date 1412623353 25200

# Mon Oct 06 12:22:33 2014 -0700

# Node ID 0293c398eda727bf812a867600a25b7831928db7

# Parent b63f212d891d9cffbc8f4a0e2293532fe44aaa16

name threads to improve observability - developed by Oracle

Not submitted upstream: Uses feature first present in Solaris 12

--- pigz-2.3.3/yarn.c.orig 2016-09-26 10:55:04.395234262 +0000

+++ pigz-2.3.3/yarn.c 2016-09-26 10:57:33.364488635 +0000

@@ -262,7 +262,12 @@

/* not all POSIX implementations create threads as joinable by default, so that

is made explicit here */

+#ifdef HAVE_PTHREAD_SETNAME_NP

+#undef launch

+thread *launch(const char *probename, void (*probe)(void *), void *payload)

+#else

thread *launch(void (*probe)(void *), void *payload)

+#endif

{

int ret;

thread *th;

@@ -288,7 +293,9 @@

(ret = pthread_create(&(th->id), &attr, ignition, capsule)) ||

(ret = pthread_attr_destroy(&attr)))

fail(ret);

-

+#ifdef HAVE_PTHREAD_SETNAME_NP

+ (void)pthread_setname_np(th->id, probename);

+#endif

/* put the thread in the threads list for join_all() */

th->done = 0;

th->next = threads;

--- pigz-2.3.3/yarn.h.orig 2016-09-26 10:57:54.883094290 +0000

+++ pigz-2.3.3/yarn.h 2016-09-26 10:58:28.855091969 +0000

@@ -115,7 +115,12 @@

void yarn_mem(void *(*)(size_t), void (*)(void *));

typedef struct thread_s thread;

+#ifdef HAVE_PTHREAD_SETNAME_NP

+thread *launch(const char *, void (*)(void *), void *);

+#define launch(p, a) launch(#p, p, a)

+#else

thread *launch(void (*)(void *), void *);

+#endif

void join(thread *);

int join_all(void);

void destruct(thread *);