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-rw-r--r--lib/libc/errno/errno.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/libc/errno/errno.c b/lib/libc/errno/errno.c
new file mode 100644
index 00000000..55423e22
--- /dev/null
+++ b/lib/libc/errno/errno.c
@@ -0,0 +1,8 @@
+// TODO: Should return the address of the calling thread's `errno` storage.
+// Currently, this is a stub implementation that returns the address of a
+// static variable.
+int *__errno(void)
+{
+ static int __thread_errno = 0;
+ return &__thread_errno;
+}