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Various minor fixes
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@9670 72102866-910b-0410-8b05-ffd578937521
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CaS
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2 changed files with 102 additions and 51 deletions
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@ -12,7 +12,9 @@
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before any attempt is made to use locale dependent code.
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* Source/NSString.m: ([-stringByExpandingTildeInPath:]) fix suggested
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by David Wetzel.
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* Source/GSValue.m: Fix abort when initialising value with illegal type.
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* Source/GSValue.m: Fix abort when initialising value with illegal
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type. Also fix all other uses of objc_sizeof_type(), add some checks
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to conform to documentation, and some optimisations.
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2001-04-22 Nicola Pero <n.pero@mi.flashnet.it>
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149
Source/GSValue.m
149
Source/GSValue.m
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@ -44,6 +44,37 @@
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@implementation GSValue
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static inline int
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typeSize(const char* type)
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{
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switch (*type)
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{
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case _C_ID: return sizeof(id);
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case _C_CLASS: return sizeof(Class);
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case _C_SEL: return sizeof(SEL);
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case _C_CHR: return sizeof(char);
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case _C_UCHR: return sizeof(unsigned char);
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case _C_SHT: return sizeof(short);
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case _C_USHT: return sizeof(unsigned short);
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case _C_INT: return sizeof(int);
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case _C_UINT: return sizeof(unsigned int);
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case _C_LNG: return sizeof(long);
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case _C_ULNG: return sizeof(unsigned long);
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case _C_LNG_LNG: return sizeof(long long);
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case _C_ULNG_LNG: return sizeof(unsigned long long);
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case _C_FLT: return sizeof(float);
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case _C_DBL: return sizeof(double);
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case _C_PTR: return sizeof(void*);
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case _C_CHARPTR: return sizeof(char*);
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case _C_BFLD:
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case _C_ARY_B:
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case _C_UNION_B:
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case _C_STRUCT_B: return objc_sizeof_type(type);
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case _C_VOID: return 0;
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default: return -1;
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}
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}
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// Allocating and Initializing
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- (id) initWithBytes: (const void *)value
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@ -59,43 +90,19 @@
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self = [super init];
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if (self != nil)
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{
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int size;
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int size = typeSize(type);
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switch (*type)
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{
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case _C_ID: size = sizeof(id); break;
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case _C_CLASS: size = sizeof(Class); break;
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case _C_SEL: size = sizeof(SEL); break;
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case _C_CHR: size = sizeof(char); break;
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case _C_UCHR: size = sizeof(unsigned char); break;
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case _C_SHT: size = sizeof(short); break;
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case _C_USHT: size = sizeof(unsigned short); break;
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case _C_INT: size = sizeof(int); break;
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case _C_UINT: size = sizeof(unsigned int); break;
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case _C_LNG: size = sizeof(long); break;
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case _C_ULNG: size = sizeof(unsigned long); break;
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case _C_LNG_LNG: size = sizeof(long long); break;
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case _C_ULNG_LNG: size = sizeof(unsigned long long); break;
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case _C_FLT: size = sizeof(float); break;
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case _C_DBL: size = sizeof(double); break;
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case _C_PTR: size = sizeof(void*); break;
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case _C_CHARPTR: size = sizeof(char*); break;
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case _C_BFLD:
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case _C_ARY_B:
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case _C_UNION_B:
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case _C_STRUCT_B: size = objc_sizeof_type(type); break;
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default: size = 0; break;
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}
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if (size <= 0)
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if (size < 0)
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{
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NSLog(@"Tried to create NSValue with invalid Objective-C type");
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RELEASE(self);
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return nil;
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}
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data = (void *)NSZoneMalloc(GSObjCZone(self), size);
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memcpy(data, value, size);
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if (size > 0)
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{
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data = (void *)NSZoneMalloc(GSObjCZone(self), size);
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memcpy(data, value, size);
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}
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objctype = (char *)NSZoneMalloc(GSObjCZone(self), strlen(type)+1);
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strcpy(objctype, type);
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}
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@ -104,9 +111,9 @@
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- (void) dealloc
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{
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if (objctype)
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if (objctype != 0)
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NSZoneFree(GSObjCZone(self), objctype);
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if (data)
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if (data != 0)
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NSZoneFree(GSObjCZone(self), data);
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[super dealloc];
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}
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@ -114,22 +121,30 @@
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// Accessing Data
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- (void) getValue: (void *)value
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{
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if (!value)
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unsigned size;
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size = (unsigned)typeSize(objctype);
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if (size > 0)
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{
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[NSException raise: NSInvalidArgumentException
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format: @"Cannot copy value into NULL buffer"];
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/* NOT REACHED */
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if (value != 0)
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{
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[NSException raise: NSInvalidArgumentException
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format: @"Cannot copy value into NULL buffer"];
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/* NOT REACHED */
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}
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memcpy(value, data, size);
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}
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memcpy(value, data, objc_sizeof_type(objctype));
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}
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- (unsigned) hash
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{
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unsigned size = objc_sizeof_type(objctype);
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unsigned size = typeSize(objctype);
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unsigned hash = 0;
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while (size-- > 0)
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hash += ((unsigned char*)data)[size];
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{
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hash += ((unsigned char*)data)[size];
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}
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return hash;
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}
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@ -143,7 +158,7 @@
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return NO;
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else
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{
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unsigned size = objc_sizeof_type(objctype);
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unsigned size = (unsigned)typeSize(objctype);
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if (memcmp(((GSValue*)aValue)->data, data, size) != 0)
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return NO;
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@ -156,38 +171,72 @@
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return objctype;
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}
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// FIXME: need to check to make sure these hold the right values...
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- (id) nonretainedObjectValue
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{
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unsigned size = (unsigned)typeSize(objctype);
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if (size != sizeof(void*))
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{
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[NSException raise: NSInternalInconsistencyException
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format: @"Return value of size %u as object", size];
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}
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return *((id *)data);
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}
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- (NSPoint) pointValue
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{
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unsigned size = (unsigned)typeSize(objctype);
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if (size != sizeof(NSPoint))
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{
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[NSException raise: NSInternalInconsistencyException
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format: @"Return value of size %u as NSPoint", size];
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}
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return *((NSPoint *)data);
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}
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- (void *) pointerValue
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{
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unsigned size = (unsigned)typeSize(objctype);
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if (size != sizeof(void*))
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{
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[NSException raise: NSInternalInconsistencyException
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format: @"Return value of size %u as pointer", size];
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}
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return *((void **)data);
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}
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}
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- (NSRect) rectValue
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{
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unsigned size = (unsigned)typeSize(objctype);
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if (size != sizeof(NSRect))
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{
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[NSException raise: NSInternalInconsistencyException
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format: @"Return value of size %u as NSRect", size];
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}
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return *((NSRect *)data);
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}
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- (NSSize) sizeValue
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{
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unsigned size = (unsigned)typeSize(objctype);
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if (size != sizeof(NSSize))
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{
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[NSException raise: NSInternalInconsistencyException
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format: @"Return value of size %u as NSSize", size];
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}
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return *((NSSize *)data);
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}
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- (NSPoint) pointValue
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{
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return *((NSPoint *)data);
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}
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- (NSString *) description
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{
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unsigned size;
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NSData *rep;
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size = objc_sizeof_type(objctype);
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size = (unsigned)typeSize(objctype);
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rep = [NSData dataWithBytes: data length: size];
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return [NSString stringWithFormat: @"(%s) %@", objctype, [rep description]];
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}
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@ -200,7 +249,7 @@
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size = strlen(objctype)+1;
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[coder encodeValueOfObjCType: @encode(unsigned) at: &size];
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[coder encodeArrayOfObjCType: @encode(char) count: size at: objctype];
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size = objc_sizeof_type(objctype);
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size = (unsigned)typeSize(objctype);
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[coder encodeValueOfObjCType: @encode(unsigned) at: &size];
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[coder encodeArrayOfObjCType: @encode(unsigned char) count: size at: data];
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}
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