Implement freopen for burg
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4606 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp b/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
index b8f7786..cb85a23 100644
--- a/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
+++ b/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
@@ -531,11 +531,20 @@
return GV;
}
+// FILE *freopen(const char *path, const char *mode, FILE *stream);
+GenericValue lle_X_freopen(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 3);
+ GenericValue GV;
+ GV.PointerVal = (PointerTy)freopen((char*)Args[0].PointerVal,
+ (char*)Args[1].PointerVal,
+ getFILE(Args[2].PointerVal));
+ return GV;
+}
+
// int fflush(FILE *stream);
GenericValue lle_X_fflush(FunctionType *M, const vector<GenericValue> &Args) {
assert(Args.size() == 1);
GenericValue GV;
-
GV.IntVal = fflush(getFILE(Args[0].PointerVal));
return GV;
}
@@ -544,7 +553,6 @@
GenericValue lle_X_getc(FunctionType *M, const vector<GenericValue> &Args) {
assert(Args.size() == 1);
GenericValue GV;
-
GV.IntVal = getc(getFILE(Args[0].PointerVal));
return GV;
}
@@ -632,4 +640,5 @@
FuncNames["lle_X_fputc"] = lle_X_fputc;
FuncNames["lle_X_ungetc"] = lle_X_ungetc;
FuncNames["lle_X_fprintf"] = lle_X_fprintf;
+ FuncNames["lle_X_freopen"] = lle_X_freopen;
}