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For PR797:

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Make the Win32 code exception free (untested/uncompiled) which forced some
interface changes which had ripple effect. This should be the last of 797.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29884 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer
2006-08-25 21:37:17 +00:00
parent dcea140073
commit 0554575567
11 changed files with 70 additions and 79 deletions
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10
lib/System/Unix/MappedFile.inc
View File

@@ -122,7 +122,7 @@ size_t MappedFile::size() const {
return info_->Size;
}
void MappedFile::size(size_t new_size) {
bool MappedFile::size(size_t new_size, std::string* ErrMsg) {
assert(info_ && "MappedFile not initialized");
// Take the mapping out of memory
@@ -140,12 +140,14 @@ void MappedFile::size(size_t new_size) {
if (new_size > cur_size) {
// Ensure we can allocate at least the idodes necessary to handle the
// file size requested.
::lseek(info_->FD, new_size, SEEK_SET);
::write(info_->FD, "\0", 1);
if ((off_t)-1 == ::lseek(info_->FD, new_size, SEEK_SET))
return MakeErrMsg(ErrMsg, "Can't lseek: ");
if (-1 == ::write(info_->FD, "\0", 1))
return MakeErrMsg(ErrMsg, "Can't write: ");
}
// Put the mapping back into memory.
this->map(0);
return this->map(ErrMsg);
}
}

13
lib/System/Unix/Signals.inc
View File

@@ -154,7 +154,7 @@ void sys::SetInterruptFunction(void (*IF)()) {
}
// RemoveFileOnSignal - The public API
void sys::RemoveFileOnSignal(const sys::Path &Filename) {
bool sys::RemoveFileOnSignal(const sys::Path &Filename, std::string* ErrMsg) {
if (FilesToRemove == 0)
FilesToRemove = new std::vector<sys::Path>;
@@ -162,14 +162,18 @@ void sys::RemoveFileOnSignal(const sys::Path &Filename) {
std::for_each(IntSigs, IntSigsEnd, RegisterHandler);
std::for_each(KillSigs, KillSigsEnd, RegisterHandler);
return false;
}
// RemoveDirectoryOnSignal - The public API
void sys::RemoveDirectoryOnSignal(const sys::Path& path) {
bool sys::RemoveDirectoryOnSignal(const sys::Path& path, std::string* ErrMsg) {
// Not a directory?
sys::FileStatus Status;
if (path.getFileStatus(Status) || !Status.isDir)
return;
if (path.getFileStatus(Status) || !Status.isDir) {
if (ErrMsg)
*ErrMsg = path.toString() + " is not a directory";
return true;
}
if (DirectoriesToRemove == 0)
DirectoriesToRemove = new std::vector<sys::Path>;
@@ -178,6 +182,7 @@ void sys::RemoveDirectoryOnSignal(const sys::Path& path) {
std::for_each(IntSigs, IntSigsEnd, RegisterHandler);
std::for_each(KillSigs, KillSigsEnd, RegisterHandler);
return false;
}
/// PrintStackTraceOnErrorSignal - When an error signal (such as SIBABRT or

2
lib/System/Unix/Unix.h
View File

@@ -94,7 +94,7 @@ inline bool MakeErrMsg(
// but, oh well, just use a generic message
sprintf(buffer, "Error #%d", errnum);
#endif
*ErrMsg = buffer;
*ErrMsg = prefix + buffer;
return true;
}