jgadget debug improvements (#3000)

src/JSystem/JGadget/std-streambuf.cpp

@@ -0,0 +1,60 @@
+#include "JSystem/JSystem.h" // IWYU pragma: keep
+
+#include "JSystem/JGadget/std-streambuf.h"
+#include "JSystem/JUtility/JUTAssert.h"
+#include <algorithm.h>
+
+namespace JGadget {
+TStreamBuffer::~TStreamBuffer() {}
+
+void TStreamBuffer::setbuf(char*, s32) {}
+
+s32 TStreamBuffer::sync() {
+    return 0;
+}
+
+int TStreamBuffer::underflow() {
+    return TTrait_char<char>::eof();
+}
+
+int TStreamBuffer::uflow() {
+    int var_r30 = TTrait_char<char>::eof();
+    int var_r29;
+
+    if (TTrait_char<char>::eq_int_type(underflow(), var_r30)) {
+        return var_r30;
+    }
+
+    var_r29 = TTrait_char<char>::to_int_type(*pCurrent_get_);
+    pCurrent_get_++;
+    return var_r29;
+}
+
+s32 TStreamBuffer::xsputn(const char* param_0, s32 param_1) {
+    s32 var_r29 = std::min(param_1, pEnd_put_ - pCurrent_put_);
+    if (var_r29 > 0) {
+        const char* var_r27 = param_0 + var_r29;
+        JUT_ASSERT(70, pCurrent_put_!=NULL);
+        pCurrent_put_ = std::copy<char>(param_0, var_r27, pCurrent_put_);
+        param_0 = var_r27;
+        param_1 -= var_r29;
+    }
+
+    while (param_1 > 0) {
+        if (TTrait_char<char>::eq_int_type(sputc(*param_0), TTrait_char<char>::eof())) {
+            break;
+        }
+
+        param_1--;
+        param_0++;
+        var_r29++;
+        s32 var_r25 = var_r29;
+    } 
+
+    return var_r29;
+}
+
+int TStreamBuffer::overflow(int) {
+    return TTrait_char<char>::eof();
+}
+}