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-rw-r--r--pthread.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/pthread.c b/pthread.c
new file mode 100644
index 0000000..b4ea054
--- /dev/null
+++ b/pthread.c
@@ -0,0 +1,31 @@
+#include <errno.h>
+#include <fcntl.h>
+#include <limits.h>
+#include <pthread.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+/* "Now we are all sons of bitches." */
+int pthread_setname_np(pthread_t thread, const char *name)
+{
+ char path[PATH_MAX];
+ int fd;
+ /* Cthulhu have mercy */
+ pid_t *my_pid = (pid_t *)((void *)thread + (sizeof(uintptr_t) * 7));
+ size_t len = strlen(name);
+
+ if(len > 15)
+ {
+ return -ERANGE;
+ }
+
+ snprintf(path, PATH_MAX, "/proc/self/tid/%u/name", *my_pid);
+ fd = open(path, O_RDWR);
+ write(fd, name, len + 1);
+ close(fd);
+
+ return 0;
+}