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-rw-r--r--libc-top-half/musl/src/stdio/ferror.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/libc-top-half/musl/src/stdio/ferror.c b/libc-top-half/musl/src/stdio/ferror.c
new file mode 100644
index 0000000..d692eed
--- /dev/null
+++ b/libc-top-half/musl/src/stdio/ferror.c
@@ -0,0 +1,14 @@
+#include "stdio_impl.h"
+
+#undef ferror
+
+int ferror(FILE *f)
+{
+ FLOCK(f);
+ int ret = !!(f->flags & F_ERR);
+ FUNLOCK(f);
+ return ret;
+}
+
+weak_alias(ferror, ferror_unlocked);
+weak_alias(ferror, _IO_ferror_unlocked);