Mercurial > projects > ldc
view tests/mini/vararg6.d @ 650:aa6a0b7968f7
Added test case for bug #100
Removed dubious check for not emitting static private global in other modules without access. This should be handled properly somewhere else, it's causing unresolved global errors for stuff that should work (in MiniD)
author | Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> |
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date | Sun, 05 Oct 2008 17:28:15 +0200 |
parents | cc40db549aea |
children | a9feaed801d7 |
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// tries to implement a fairly complete variadic print function module tangotests.vararg3; extern(C) int printf(char*, ...); struct User { char[] name; char[] nick; uint age; char[] toString() { return nick ~ "(" ~ name ~ ")"; } } struct Infidel { char[] whocares; } class Obj { private char[] ty; this(char[] t) { ty = t; } char[] toString() { return "Obj(" ~ ty ~ ")"; } } struct TLA { char[3] acronym; char[] toString() { return acronym; } } void main() { User user = User("Bob Doe", "bd", 47); char[] str = user.toString(); printf("Direct call:\n%.*s\nBy typeinfo:\n", str.length, str.ptr); print(user, '\n'); print("Without toString:\n"); Infidel inf = Infidel("not me"); print(inf, '\n'); print("Character arrays:\n"); print("hello world\n"); print("Signed integers:\n"); print(cast(byte)byte.max,' ',cast(short)short.max,' ',cast(int)int.max,' ',cast(long)long.max,'\n'); print("Unsigned integers:\n"); print(cast(ubyte)ubyte.max,' ',cast(ushort)ushort.max,' ',cast(uint)uint.max,' ',cast(ulong)ulong.max,'\n'); print("Floating point:\n"); print(cast(float)1.273f, ' ', cast(double)3.412367, ' ', cast(real)142.96731112, '\n'); print("Arrays:\n"); int[] ia1 = [1,2,3,4,5,6,7,8,9]; print(ia1, '\n'); float[] fa1 = [0.1f, 0.15f, 0.2f, 0.25f, 0.3f]; print(fa1, '\n'); print("Pointers:\n"); print(&user,'\n'); print(&inf,'\n'); print(&ia1,'\n'); print(&fa1,'\n'); print("Static arrays:\n"); int[5] isa1 = [1,2,4,8,16]; print(isa1,'\n'); print("Classes:\n"); Obj o = new Obj("foo"); print(o, '\n'); print("Mixed:\n"); print(123, ' ', 42.536f, " foobar ", ia1, ' ', user, '\n'); print(42, ' ', cast(byte)12, ' ', user, ' ', cast(short)1445, " foo\n"); print("International:\n"); print('æ','ø','å','\n'); print('Æ','Ø','Å','\n'); print("rød grød med fløde\n"); print("Heiße\n"); print("TLAs:\n"); TLA tla1 = TLA("FBI"); TLA tla2 = TLA("CIA"); TLA tla3 = TLA("TLA"); print(tla1); print(tla2); print(tla3, '\n'); print(tla1, tla2, tla3, '\n'); print(TLA("FBI"), TLA("CIA"), TLA("TLA"), '\n'); print("Done!\n"); } private void* get_va_arg(TypeInfo ti, ref void* vp) { void* arg = vp; vp = vp + ( ( ti.tsize + size_t.sizeof - 1 ) & ~( size_t.sizeof - 1 ) ); return arg; } void print(TypeInfo ti, void* arg) { if (ti == typeid(byte)) printf("%d", *cast(byte*)arg); else if (ti == typeid(short)) printf("%d", *cast(short*)arg); else if (ti == typeid(int)) printf("%d", *cast(int*)arg); else if (ti == typeid(long)) printf("%lld", *cast(long*)arg); else if (ti == typeid(ubyte)) printf("%u", *cast(ubyte*)arg); else if (ti == typeid(ushort)) printf("%u", *cast(ushort*)arg); else if (ti == typeid(uint)) printf("%u", *cast(uint*)arg); else if (ti == typeid(ulong)) printf("%llu", *cast(ulong*)arg); else if (ti == typeid(float)) printf("%f", *cast(float*)arg); else if (ti == typeid(double)) printf("%f", *cast(double*)arg); else if (ti == typeid(real)) printf("%llf", *cast(real*)arg); else if (ti == typeid(char)) printf("%.*s", 1, arg); else if (ti == typeid(wchar)) printf("%.*s", 2, arg); else if (ti == typeid(dchar)) printf("%.*s", 4, arg); else if (ti == typeid(char[])) { char[] str = *cast(char[]*)arg; printf("%.*s", str.length, str.ptr); } else if (ti == typeid(wchar[])) { wchar[] str = *cast(wchar[]*)arg; printf("%.*s", str.length*2, str.ptr); } else if (ti == typeid(dchar[])) { dchar[] str = *cast(dchar[]*)arg; printf("%.*s", str.length*4, str.ptr); } else if (auto pti = cast(TypeInfo_Pointer)ti) { printf("%p", *cast(void**)arg); } else if (auto sti = cast(TypeInfo_Struct)ti) { if (sti.xtoString !is null) { char[] str = sti.xtoString(arg); printf("%.*s", str.length, str.ptr); } else { char[] str = sti.toString(); printf("%.*s", str.length, str.ptr); } } else if (auto ati = cast(TypeInfo_Array)ti) { auto tnext = ati.next; size_t len = *cast(size_t*)arg; void* ptr = *(cast(void**)arg + 1); printf("["); for(auto i=0; i<len; ++i) { print(tnext, get_va_arg(tnext, ptr)); if (i < len-1) printf(","); } printf("]"); } else if (auto cti = cast(TypeInfo_Class)ti) { auto o = *cast(Object*)arg; char[] str = o.toString(); printf("%.*s", str.length, str.ptr); } // static arrays are converted to dynamic arrays when passed to variadic functions else if (auto sati = cast(TypeInfo_StaticArray)ti) { assert(0, "static arrays not supported"); } else if (auto aati = cast(TypeInfo_AssociativeArray)ti) { assert(0, "associative array not supported"); } else { char[] str = ti.toString(); printf("typeinfo: %.*s\n", str.length, str.ptr); str = ti.classinfo.name; printf("typeinfo.classinfo: %.*s\n", str.length, str.ptr); assert(0, "unsupported type ^"); } } void print(...) { void* argptr = _argptr; assert(argptr); foreach(i,ti; _arguments) { void* arg = get_va_arg(ti, argptr); assert(arg); print(ti, arg); } }