wrap setjmp, longjmp, abort, exit, fputc

src/duk_api.c

@@ -2666,7 +2666,7 @@ const char *duk_push_vsprintf(duk_context *ctx, const char *fmt, va_list ap) {
 
 	buf = duk_push_dynamic_buffer(ctx, sz);
 
-	for(;;) {
+	for (;;) {
 		len = duk__try_push_vsprintf(ctx, buf, sz, fmt, ap);
 		if (len >= 0) {
 			break;

src/duk_bi_logger.c

@@ -103,9 +103,9 @@ duk_ret_t duk_bi_logger_prototype_raw(duk_context *ctx) {
 
 #ifdef DUK_USE_FILE_IO
 	data = (const char *) duk_require_buffer(ctx, 0, &data_len);
-	fwrite((const void *) data, 1, data_len, stderr);
-	fputc((int) '\n', stderr);
-	fflush(stderr);
+	DUK_FWRITE((const void *) data, 1, data_len, stderr);
+	DUK_FPUTC((int) '\n', stderr);
+	DUK_FFLUSH(stderr);
 #else
 	/* nop */
 #endif

src/duk_error_longjmp.c

@@ -19,7 +19,7 @@ void duk_err_longjmp(duk_hthread *thr) {
 		DUK_UNREACHABLE();
 	}
 
-	longjmp(thr->heap->lj.jmpbuf_ptr->jb, DUK_LONGJMP_DUMMY_VALUE);
+	DUK_LONGJMP(thr->heap->lj.jmpbuf_ptr->jb, DUK_LONGJMP_DUMMY_VALUE);
 	DUK_UNREACHABLE();
 }
 

src/duk_error_macros.c

@@ -106,13 +106,13 @@ void duk_default_panic_handler(int code, const char *msg) {
 #endif
 
 #if defined(DUK_USE_PANIC_ABORT)
-	abort();
+	DUK_ABORT();
 #elif defined(DUK_USE_PANIC_EXIT)
-	exit(-1);
+	DUK_EXIT(-1);
 #elif defined(DUK_USE_PANIC_SEGFAULT)
 	/* exit() afterwards to satisfy "noreturn" */
 	DUK_CAUSE_SEGFAULT();
-	exit(-1);
+	DUK_EXIT(-1);
 #else
 #error no DUK_USE_PANIC_xxx macro defined
 #endif

src/duk_features.h

@@ -1308,8 +1308,19 @@ typedef FILE duk_file;
 #define DUK_FSEEK        fseek
 #define DUK_FTELL        ftell
 #define DUK_FFLUSH       fflush
+#define DUK_FPUTC        fputc
 
-#define DUK_MEMZERO(p,n)  DUK_MEMSET((p), 0, (n))
+#define DUK_MEMZERO(p,n) \
+	DUK_MEMSET((p), 0, (n))
+
+/*
+ *  Miscellaneous ANSI C or other platform wrappers.
+ */
+
+#define DUK_ABORT        abort
+#define DUK_EXIT         exit
+#define DUK_SETJMP       setjmp
+#define DUK_LONGJMP      longjmp
 
 /*
  *  Macro hackery to convert e.g. __LINE__ to a string without formatting,

src/duk_js_call.c

@@ -730,7 +730,7 @@ int duk_handle_call(duk_hthread *thr,
 	old_jmpbuf_ptr = thr->heap->lj.jmpbuf_ptr;
 	thr->heap->lj.jmpbuf_ptr = &our_jmpbuf;
 
-	if (setjmp(thr->heap->lj.jmpbuf_ptr->jb) == 0) {
+	if (DUK_SETJMP(thr->heap->lj.jmpbuf_ptr->jb) == 0) {
 		DUK_DDDPRINT("setjmp catchpoint setup complete");
 		goto handle_call;
 	}
@@ -1507,7 +1507,7 @@ int duk_handle_safe_call(duk_hthread *thr,
 	old_jmpbuf_ptr = thr->heap->lj.jmpbuf_ptr;
 	thr->heap->lj.jmpbuf_ptr = &our_jmpbuf;
 
-	if (setjmp(thr->heap->lj.jmpbuf_ptr->jb) == 0) {
+	if (DUK_SETJMP(thr->heap->lj.jmpbuf_ptr->jb) == 0) {
 		goto handle_call;
 	}
 

src/duk_js_executor.c

@@ -1450,7 +1450,7 @@ void duk_js_execute_bytecode(duk_hthread *entry_thread) {
 	thr->heap->lj.jmpbuf_ptr = &jmpbuf;
 	DUK_ASSERT(thr->heap->lj.jmpbuf_ptr != NULL);
 
-	if (setjmp(thr->heap->lj.jmpbuf_ptr->jb)) {
+	if (DUK_SETJMP(thr->heap->lj.jmpbuf_ptr->jb)) {
 		/*
 		 *  Note: any local variables accessed here must have their value
 		 *  assigned *before* the setjmp() call, OR they must be declared