wasm

binlib/wasi-sysroot-28.0/include/wasm32-wasip1/setjmp.h

@@ -0,0 +1,55 @@
+#ifndef	_SETJMP_H
+#define	_SETJMP_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <features.h>
+
+#ifndef __wasilibc_unmodified_upstream
+/* WASI has no setjmp */
+#if !defined(__wasm_exception_handling__)
+#error Setjmp/longjmp support requires Exception handling support, which is [not yet standardized](https://github.com/WebAssembly/proposals?tab=readme-ov-file#phase-3---implementation-phase-cg--wg). To enable it, compile with `-mllvm -wasm-enable-sjlj` and use an engine that implements the Exception handling proposal.
+#endif
+#endif
+#include <bits/setjmp.h>
+
+typedef struct __jmp_buf_tag {
+	__jmp_buf __jb;
+	unsigned long __fl;
+	unsigned long __ss[128/sizeof(long)];
+} jmp_buf[1];
+
+#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 1)
+#define __setjmp_attr __attribute__((__returns_twice__))
+#else
+#define __setjmp_attr
+#endif
+
+#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
+ || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
+ || defined(_BSD_SOURCE)
+typedef jmp_buf sigjmp_buf;
+int sigsetjmp (sigjmp_buf, int) __setjmp_attr;
+_Noreturn void siglongjmp (sigjmp_buf, int);
+#endif
+
+#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
+ || defined(_BSD_SOURCE)
+int _setjmp (jmp_buf) __setjmp_attr;
+_Noreturn void _longjmp (jmp_buf, int);
+#endif
+
+int setjmp (jmp_buf) __setjmp_attr;
+_Noreturn void longjmp (jmp_buf, int);
+
+#define setjmp setjmp
+
+#undef __setjmp_attr
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif