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Fix: add struct lttng_event_notifier forward declaration
[lttng-ust.git]
/
liblttng-ust
/
compat.h
diff --git
a/liblttng-ust/compat.h
b/liblttng-ust/compat.h
index 69761880e125fbff0504320697c22203180b7d97..e1f5f8b3f8ed5aeec2bd57f99df458ddf2bf0332 100644
(file)
--- a/
liblttng-ust/compat.h
+++ b/
liblttng-ust/compat.h
@@
-23,6
+23,7
@@
#include <pthread.h>
#include <errno.h>
#include <pthread.h>
#include <errno.h>
+#include <string.h>
#include <lttng/ust-abi.h>
#include <lttng/ust-abi.h>
@@
-33,6
+34,14
@@
static inline
int lttng_pthread_setname_np(const char *name)
{
static inline
int lttng_pthread_setname_np(const char *name)
{
+ /*
+ * Some implementations don't error out, replicate this behavior for
+ * consistency.
+ */
+ if (strnlen(name, LTTNG_UST_ABI_PROCNAME_LEN) >= LTTNG_UST_ABI_PROCNAME_LEN) {
+ return ERANGE;
+ }
+
return pthread_setname_np(pthread_self(), name);
}
return pthread_setname_np(pthread_self(), name);
}
@@
-59,6
+68,11
@@
int lttng_pthread_getname_np(char *name, size_t len)
static inline
int lttng_pthread_setname_np(const char *name)
{
static inline
int lttng_pthread_setname_np(const char *name)
{
+ /* Replicate pthread_setname_np's behavior */
+ if (strnlen(name, LTTNG_UST_ABI_PROCNAME_LEN) >= LTTNG_UST_ABI_PROCNAME_LEN) {
+ return ERANGE;
+ }
+
pthread_set_name_np(pthread_self(), name);
return 0;
}
pthread_set_name_np(pthread_self(), name);
return 0;
}
@@
-77,6
+91,10
@@
int lttng_pthread_getname_np(char *name, size_t len)
static inline
int lttng_pthread_setname_np(const char *name)
{
static inline
int lttng_pthread_setname_np(const char *name)
{
+ /* Replicate pthread_setname_np's behavior */
+ if (strnlen(name, LTTNG_UST_ABI_PROCNAME_LEN) >= LTTNG_UST_ABI_PROCNAME_LEN) {
+ return ERANGE;
+ }
return prctl(PR_SET_NAME, name, 0, 0, 0);
}
return prctl(PR_SET_NAME, name, 0, 0, 0);
}
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