lib: Add mlibc

Signed-off-by: Ian Moffett <ian@osmora.org>

1 files changed, 44 insertions, 0 deletions

diff --git a/lib/mlibc/options/ansi/include/fenv.h b/lib/mlibc/options/ansi/include/fenv.h
new file mode 100644
index 0000000..11e38f3
--- /dev/null
+++ b/lib/mlibc/options/ansi/include/fenv.h
@@ -0,0 +1,44 @@
+
+#ifndef _FENV_H
+#define _FENV_H
+
+#include <bits/types.h>
+#include <bits/ansi/fenv.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct {
+	__mlibc_uint32 __control_word;
+	__mlibc_uint32 __status_word;
+	__mlibc_uint32 __unused[5];
+	__mlibc_uint32 __mxcsr;
+} fenv_t;
+
+typedef __mlibc_uint16 fexcept_t;
+
+#ifndef __MLIBC_ABI_ONLY
+
+int feclearexcept(int);
+int fegetenv(fenv_t *);
+int fegetexceptflag(fexcept_t *, int);
+int fegetround(void);
+int feholdexcept(fenv_t *);
+int feraiseexcept(int);
+int fesetenv(const fenv_t *);
+int fesetexceptflag(const fexcept_t *, int);
+int fesetround(int);
+int fetestexcept(int);
+int feupdateenv(const fenv_t *);
+
+#endif /* !__MLIBC_ABI_ONLY */
+
+#ifdef __cplusplus
+}
+#endif
+
+#define FE_DFL_ENV ((const fenv_t *) -1)
+
+#endif // _FENV_H
+