1 files changed, 63 insertions, 0 deletions
diff --git a/src_c/arch.h b/src_c/arch.h
new file mode 100644
index 0000000..01ae8d9
--- /dev/null
+++ b/src_c/arch.h
@@ -0,0 +1,63 @@
+#ifndef LISP16_ARCH_H
+#define LISP16_ARCH_H
+
+#define LSP_ARCH_POSIX 0
+#define LSP_ARCH_AVR8 1
+#define LSP_ARCH_STM32 2
+
+#ifndef LSP_ARCH
+#error LSP_ARCH not defined
+#endif
+
+#if LSP_ARCH == LSP_ARCH_POSIX
+
+#include <stdint.h>
+typedef _Bool lsp_bool_t;
+typedef int8_t lsp_int8_t;
+typedef int16_t lsp_int16_t;
+typedef int32_t lsp_int32_t;
+typedef uint8_t lsp_uint8_t;
+typedef uint16_t lsp_uint16_t;
+typedef uint32_t lsp_uint32_t;
+
+#elif LSP_ARCH == LSP_ARCH_AVR8
+
+#include <stdint.h>
+typedef _Bool lsp_bool_t;
+typedef int8_t lsp_int8_t;
+typedef int16_t lsp_int16_t;
+typedef int32_t lsp_int32_t;
+typedef uint8_t lsp_uint8_t;
+typedef uint16_t lsp_uint16_t;
+typedef uint32_t lsp_uint32_t;
+
+#elif LSP_ARCH == LSP_ARCH_STM32
+
+#include <stdint.h>
+typedef _Bool lsp_bool_t;
+typedef int8_t lsp_int8_t;
+typedef int16_t lsp_int16_t;
+typedef int32_t lsp_int32_t;
+typedef uint8_t lsp_uint8_t;
+typedef uint16_t lsp_uint16_t;
+typedef uint32_t lsp_uint32_t;
+
+#else
+
+#error unknown LSP_ARCH
+
+#endif
+
+#ifndef NULL
+#define NULL ((void *)0)
+#endif
+
+#ifndef true
+#define true ((lsp_bool_t)1)
+#endif
+
+#ifndef false
+#define false ((lsp_bool_t)0)
+#endif
+
+#endif