diff options
| -rwxr-xr-x | configure | 32 | ||||
| -rw-r--r-- | qemu-options.hx | 4 | ||||
| -rw-r--r-- | util/qemu-thread-posix.c | 6 |
3 files changed, 33 insertions, 9 deletions
@@ -3721,8 +3721,8 @@ if test "$mingw32" != yes -a "$pthread" = no; then "Make sure to have the pthread libs and headers installed." fi -# check for pthread_setname_np -pthread_setname_np=no +# check for pthread_setname_np with thread id +pthread_setname_np_w_tid=no cat > $TMPC << EOF #include <pthread.h> @@ -3736,7 +3736,24 @@ int main(void) } EOF if compile_prog "" "$pthread_lib" ; then - pthread_setname_np=yes + pthread_setname_np_w_tid=yes +fi + +# check for pthread_setname_np without thread id +pthread_setname_np_wo_tid=no +cat > $TMPC << EOF +#include <pthread.h> + +static void *f(void *p) { pthread_setname_np("QEMU"); } +int main(void) +{ + pthread_t thread; + pthread_create(&thread, 0, f, 0); + return 0; +} +EOF +if compile_prog "" "$pthread_lib" ; then + pthread_setname_np_wo_tid=yes fi ########################################## @@ -6889,11 +6906,14 @@ fi # Hold two types of flag: # CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on # a thread we have a handle to -# CONFIG_PTHREAD_SETNAME_NP - A way of doing it on a particular +# CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular # platform -if test "$pthread_setname_np" = "yes" ; then +if test "$pthread_setname_np_w_tid" = "yes" ; then + echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak + echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak +elif test "$pthread_setname_np_wo_tid" = "yes" ; then echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak - echo "CONFIG_PTHREAD_SETNAME_NP=y" >> $config_host_mak + echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak fi if test "$vxhs" = "yes" ; then diff --git a/qemu-options.hx b/qemu-options.hx index df42116ecc..d4f3564b78 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -538,8 +538,8 @@ ETEXI DEF("name", HAS_ARG, QEMU_OPTION_name, "-name string1[,process=string2][,debug-threads=on|off]\n" " set the name of the guest\n" - " string1 sets the window title and string2 the process name (on Linux)\n" - " When debug-threads is enabled, individual threads are given a separate name (on Linux)\n" + " string1 sets the window title and string2 the process name\n" + " When debug-threads is enabled, individual threads are given a separate name\n" " NOTE: The thread names are for debugging and not a stable API.\n", QEMU_ARCH_ALL) STEXI diff --git a/util/qemu-thread-posix.c b/util/qemu-thread-posix.c index 865e476df5..c6934bd22c 100644 --- a/util/qemu-thread-posix.c +++ b/util/qemu-thread-posix.c @@ -484,12 +484,16 @@ static void *qemu_thread_start(void *args) void *arg = qemu_thread_args->arg; void *r; -#ifdef CONFIG_PTHREAD_SETNAME_NP +#ifdef CONFIG_THREAD_SETNAME_BYTHREAD /* Attempt to set the threads name; note that this is for debug, so * we're not going to fail if we can't set it. */ if (name_threads && qemu_thread_args->name) { +# if defined(CONFIG_PTHREAD_SETNAME_NP_W_TID) pthread_setname_np(pthread_self(), qemu_thread_args->name); +# elif defined(CONFIG_PTHREAD_SETNAME_NP_WO_TID) + pthread_setname_np(qemu_thread_args->name); +# endif } #endif g_free(qemu_thread_args->name); |