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Working on a struct example for Howard

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git-svn-id: http://picoc.googlecode.com/svn/trunk@218 21eae674-98b7-11dd-bd71-f92a316d2d60
This commit is contained in:
zik.saleeba 2009-04-07 06:36:06 +00:00
parent 74673d965a
commit 61e93e4774
1 changed files with 42 additions and 0 deletions
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42
library_unix.c
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@ -2,11 +2,53 @@
void PlatformLibraryInit() void PlatformLibraryInit()
{ {
#if 0
struct ParseState Parser;
char *Identifier;
struct ValueType *ParsedType;
void *Tokens;
const char *IntrinsicName = TableStrRegister("unix library");
const char *StructDefinition = "struct complex { int i; int j; }";
/* define an example structure */
Tokens = LexAnalyse(IntrinsicName, StructDefinition, strlen(StructDefinition), NULL);
LexInitParser(&Parser, Tokens, IntrinsicName, 1, TRUE);
TypeParse(&Parser, &ParsedType, &Identifier);
HeapFree(Tokens);
#endif
}
void ShowComplex(struct ParseState *Parser, struct Value *ReturnValue, struct Value **Param, int NumArgs)
{
#if 0
struct Value *ComplexVal = Param[0]->Val->Pointer.Segment; /* dereferences the pointer */
struct Value *RealOffset;
struct Value *ComplexOffset;
int RealPart;
int ComplexPart;
struct ValueType *StructComplexType;
/* find the type */
StructComplexType = TypeGetMatching(Parser, NULL, TypeStruct, 0, TableStrRegister("complex"));
/* get the real and complex members */
TableGet(StructComplexType->Members, TableStrRegister("i"), &RealOffset);
RealPart = *(int *)((void *)ComplexVal->Val + RealOffset->Val->Integer);
TableGet(StructComplexType->Members, TableStrRegister("j"), &ComplexOffset);
ComplexPart = *(int *)((void *)ComplexVal->Val + ComplexOffset->Val->Integer);
/* print the result */
PrintInt(RealPart, PlatformPutc);
PlatformPutc(',');
PrintInt(ComplexPart, PlatformPutc);
#endif
} }
/* list of all library functions and their prototypes */ /* list of all library functions and their prototypes */
struct LibraryFunction PlatformLibrary[] = struct LibraryFunction PlatformLibrary[] =
{ {
// { ShowComplex, "void ShowComplex(struct complex *)" },
{ NULL, NULL } { NULL, NULL }
}; };