[PATCH spice-server] red-worker: Set thread name if possible

[Frediano Ziglio <fziglio@xxxxxxxxxx>]

Name will be visible in debugger and /proc filesystem

Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
---
 configure.ac        | 5 +++++
 server/red-worker.c | 7 +++++++
 2 files changed, 12 insertions(+)

diff --git a/configure.ac b/configure.ac
index f80193b3..874846bb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -57,6 +57,11 @@ AS_IF([test "x$have_tcp_keepidle" = "xyes"],
 )
 AC_FUNC_ALLOCA
 
+save_LDFLAGS="$LIBS"
+LDFLAGS="$LDFLAGS -pthread"
+AC_CHECK_FUNCS([pthread_setname_np])
+LDFLAGS="$save_LDFLAGS"
+
 SPICE_LT_VERSION=m4_format("%d:%d:%d", SPICE_CURRENT, SPICE_REVISION, SPICE_AGE)
 AC_SUBST(SPICE_LT_VERSION)
 
diff --git a/server/red-worker.c b/server/red-worker.c
index 81a318ca..5a91e7a6 100644
--- a/server/red-worker.c
+++ b/server/red-worker.c
@@ -19,6 +19,10 @@
 #include <config.h>
 #endif
 
+#ifdef HAVE_PTHREAD_SETNAME_NP
+#define _GNU_SOURCE
+#endif
+
 #include <stdio.h>
 #include <stdarg.h>
 #include <stdlib.h>
@@ -1410,6 +1414,9 @@ bool red_worker_run(RedWorker *worker)
         spice_error("create thread failed %d", r);
     }
     pthread_sigmask(SIG_SETMASK, &curr_sig_mask, NULL);
+#ifdef HAVE_PTHREAD_SETNAME_NP
+    pthread_setname_np(worker->thread, "SPICE Worker");
+#endif
 
     return r == 0;
 }
-- 
2.13.5

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