gecko/layout/style/nsRuleData.cpp
Ehsan Akhgari 0fd9123eac Bug 579517 - Part 1: Automated conversion of NSPR numeric types to stdint types in Gecko; r=bsmedberg
This patch was generated by a script.  Here's the source of the script for
future reference:

function convert() {
echo "Converting $1 to $2..."
find . ! -wholename "*nsprpub*" \
       ! -wholename "*security/nss*" \
       ! -wholename "*/.hg*" \
       ! -wholename "obj-ff-dbg*" \
       ! -name nsXPCOMCID.h \
       ! -name prtypes.h \
         -type f \
      \( -iname "*.cpp" \
         -o -iname "*.h" \
         -o -iname "*.c" \
         -o -iname "*.cc" \
         -o -iname "*.idl" \
         -o -iname "*.ipdl" \
         -o -iname "*.ipdlh" \
         -o -iname "*.mm" \) | \
    xargs -n 1 sed -i -e "s/\b$1\b/$2/g"
}

convert PRInt8 int8_t
convert PRUint8 uint8_t
convert PRInt16 int16_t
convert PRUint16 uint16_t
convert PRInt32 int32_t
convert PRUint32 uint32_t
convert PRInt64 int64_t
convert PRUint64 uint64_t

convert PRIntn int
convert PRUintn unsigned

convert PRSize size_t

convert PROffset32 int32_t
convert PROffset64 int64_t

convert PRPtrdiff ptrdiff_t

convert PRFloat64 double
2012-08-22 11:56:38 -04:00

60 lines
2.0 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsRuleData.h"
#include "nsCSSProps.h"
#include "nsPresArena.h"
#include "mozilla/StandardInteger.h"
inline size_t
nsRuleData::GetPoisonOffset()
{
// Fill in mValueOffsets such that mValueStorage + mValueOffsets[i]
// will yield the frame poison value for all uninitialized value
// offsets.
MOZ_STATIC_ASSERT(sizeof(uintptr_t) == sizeof(size_t),
"expect uintptr_t and size_t to be the same size");
MOZ_STATIC_ASSERT(uintptr_t(-1) > uintptr_t(0),
"expect uintptr_t to be unsigned");
MOZ_STATIC_ASSERT(size_t(-1) > size_t(0),
"expect size_t to be unsigned");
uintptr_t framePoisonValue = nsPresArena::GetPoisonValue();
return size_t(framePoisonValue - uintptr_t(mValueStorage)) /
sizeof(nsCSSValue);
}
nsRuleData::nsRuleData(uint32_t aSIDs, nsCSSValue* aValueStorage,
nsPresContext* aContext, nsStyleContext* aStyleContext)
: mSIDs(aSIDs),
mCanStoreInRuleTree(true),
mPresContext(aContext),
mStyleContext(aStyleContext),
mPostResolveCallback(nullptr),
mValueStorage(aValueStorage)
{
#ifndef MOZ_VALGRIND
size_t framePoisonOffset = GetPoisonOffset();
for (size_t i = 0; i < nsStyleStructID_Length; ++i) {
mValueOffsets[i] = framePoisonOffset;
}
#endif
}
#ifdef DEBUG
nsRuleData::~nsRuleData()
{
#ifndef MOZ_VALGRIND
// assert nothing in mSIDs has poison value
size_t framePoisonOffset = GetPoisonOffset();
for (size_t i = 0; i < nsStyleStructID_Length; ++i) {
NS_ABORT_IF_FALSE(!(mSIDs & (1 << i)) ||
mValueOffsets[i] != framePoisonOffset,
"value in SIDs was left with poison offset");
}
#endif
}
#endif