tammela updated this revision to Diff 318300.
tammela added a comment.
Typos
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D94937/new/
https://reviews.llvm.org/D94937
Files:
lldb/bindings/lua/lua-typemaps.swig
Index: lldb/bindings/lua/lua-typemaps.swig
===================================================================
--- lldb/bindings/lua/lua-typemaps.swig
+++ lldb/bindings/lua/lua-typemaps.swig
@@ -1 +1,96 @@
%include <typemaps.i>
+
+// FIXME: We need to port more typemaps from Python
+
+//===----------------------------------------------------------------------===//
+
+// In 5.3 and beyond the VM supports integers, so we need to remap
+// SWIG's internal handling of integers.
+
+
+%define LLDB_NUMBER_TYPEMAP(TYPE)
+
+// Primitive integer mapping
+%typemap(in,checkfn="lua_isinteger") TYPE
+%{ $1 = (TYPE)lua_tointeger(L, $input); %}
+%typemap(in,checkfn="lua_isinteger") const TYPE&($basetype temp)
+%{ temp=($basetype)lua_tointeger(L,$input); $1=&temp;%}
+%typemap(out) TYPE
+%{ lua_pushinteger(L, (lua_Integer) $1); SWIG_arg++;%}
+%typemap(out) const TYPE&
+%{ lua_pushinteger(L, (lua_Integer) $1); SWIG_arg++;%}
+
+// Pointer and reference mapping
+%typemap(in,checkfn="lua_isinteger") TYPE *INPUT($*ltype temp), TYPE &INPUT($*ltype temp)
+%{ temp = ($*ltype)lua_tointeger(L,$input);
+ $1 = &temp; %}
+%typemap(in, numinputs=0) TYPE *OUTPUT ($*ltype temp)
+%{ $1 = &temp; %}
+%typemap(argout) TYPE *OUTPUT
+%{ lua_pushinteger(L, (lua_Integer) *$1); SWIG_arg++;%}
+%typemap(in) TYPE *INOUT = TYPE *INPUT;
+%typemap(argout) TYPE *INOUT = TYPE *OUTPUT;
+%typemap(in) TYPE &OUTPUT = TYPE *OUTPUT;
+%typemap(argout) TYPE &OUTPUT = TYPE *OUTPUT;
+%typemap(in) TYPE &INOUT = TYPE *INPUT;
+%typemap(argout) TYPE &INOUT = TYPE *OUTPUT;
+%typemap(in,checkfn="lua_isinteger") const TYPE *INPUT($*ltype temp)
+%{ temp = ($*ltype)lua_tointeger(L,$input);
+ $1 = &temp; %}
+
+%enddef // LLDB_NUMBER_TYPEMAP
+
+LLDB_NUMBER_TYPEMAP(unsigned char);
+LLDB_NUMBER_TYPEMAP(signed char);
+LLDB_NUMBER_TYPEMAP(short);
+LLDB_NUMBER_TYPEMAP(unsigned short);
+LLDB_NUMBER_TYPEMAP(signed short);
+LLDB_NUMBER_TYPEMAP(int);
+LLDB_NUMBER_TYPEMAP(unsigned int);
+LLDB_NUMBER_TYPEMAP(signed int);
+LLDB_NUMBER_TYPEMAP(long);
+LLDB_NUMBER_TYPEMAP(unsigned long);
+LLDB_NUMBER_TYPEMAP(signed long);
+LLDB_NUMBER_TYPEMAP(long long);
+LLDB_NUMBER_TYPEMAP(unsigned long long);
+LLDB_NUMBER_TYPEMAP(signed long long);
+
+%apply unsigned long { size_t };
+%apply const unsigned long & { const size_t & };
+%apply long { ssize_t };
+%apply const long & { const ssize_t & };
+
+//===----------------------------------------------------------------------===//
+
+// Typemap definitions to allow SWIG to properly handle char buffer.
+
+// typemap for a char buffer
+%typemap(in) (char *dst, size_t dst_len) {
+ $2 = luaL_checkinteger(L, $input);
+ if ($2 <= 0) {
+ return luaL_error(L, "Positive integer expected");
+ }
+ $1 = (char *) malloc($2);
+}
+
+// SBProcess::ReadCStringFromMemory() uses a void*, but needs to be treated
+// as char data instead of byte data.
+%typemap(in) (void *char_buf, size_t size) = (char *dst, size_t dst_len);
+
+// Return the char buffer. Discarding any previous return result
+%typemap(argout) (char *dst, size_t dst_len) {
+ lua_pop(L, 1); // Blow away the previous result
+ if ($result == 0) {
+ lua_pushliteral(L, "");
+ } else {
+ lua_pushlstring(L, (const char *)$1, $result);
+ }
+ free($1);
+ // SWIG_arg was already incremented
+}
+
+// SBProcess::ReadCStringFromMemory() uses a void*, but needs to be treated
+// as char data instead of byte data.
+%typemap(argout) (void *char_buf, size_t size) = (char *dst, size_t dst_len);
+
+//===----------------------------------------------------------------------===//
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