mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-03-21 18:31:36 +00:00
Whitespace fixes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64573 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Mikhail Glushenkov
parent
07b9d69ad1
commit
b8863a16ad
@ -1,10 +1,10 @@
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//===- llvm/System/Unix/Path.cpp - Unix Path Implementation -----*- C++ -*-===//
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//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements the Unix specific portion of the Path class.
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@ -87,10 +87,10 @@ Path::operator=(const std::string &that) {
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return *this;
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}
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bool
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bool
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Path::isValid() const {
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// Check some obvious things
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if (path.empty())
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if (path.empty())
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return false;
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else if (path.length() >= MAXPATHLEN)
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return false;
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@ -98,17 +98,17 @@ Path::isValid() const {
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// Check that the characters are ascii chars
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size_t len = path.length();
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unsigned i = 0;
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while (i < len && isascii(path[i]))
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while (i < len && isascii(path[i]))
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++i;
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return i >= len;
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return i >= len;
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}
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bool
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bool
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Path::isAbsolute() const {
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if (path.empty())
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return false;
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return path[0] == '/';
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}
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}
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Path
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Path::GetRootDirectory() {
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Path result;
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@ -119,12 +119,12 @@ Path::GetRootDirectory() {
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Path
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Path::GetTemporaryDirectory(std::string* ErrMsg ) {
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#if defined(HAVE_MKDTEMP)
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// The best way is with mkdtemp but that's not available on many systems,
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// The best way is with mkdtemp but that's not available on many systems,
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// Linux and FreeBSD have it. Others probably won't.
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char pathname[MAXPATHLEN];
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strcpy(pathname,"/tmp/llvm_XXXXXX");
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if (0 == mkdtemp(pathname)) {
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MakeErrMsg(ErrMsg,
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MakeErrMsg(ErrMsg,
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std::string(pathname) + ": can't create temporary directory");
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return Path();
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}
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@ -137,19 +137,19 @@ Path::GetTemporaryDirectory(std::string* ErrMsg ) {
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// which is then removed and created as a directory. We prefer this over
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// mktemp because of mktemp's inherent security and threading risks. We still
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// have a slight race condition from the time the temporary file is created to
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// the time it is re-created as a directoy.
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// the time it is re-created as a directoy.
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char pathname[MAXPATHLEN];
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strcpy(pathname, "/tmp/llvm_XXXXXX");
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int fd = 0;
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if (-1 == (fd = mkstemp(pathname))) {
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MakeErrMsg(ErrMsg,
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MakeErrMsg(ErrMsg,
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std::string(pathname) + ": can't create temporary directory");
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return Path();
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}
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::close(fd);
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::unlink(pathname); // start race condition, ignore errors
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if (-1 == ::mkdir(pathname, S_IRWXU)) { // end race condition
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MakeErrMsg(ErrMsg,
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MakeErrMsg(ErrMsg,
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std::string(pathname) + ": can't create temporary directory");
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return Path();
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}
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@ -167,12 +167,12 @@ Path::GetTemporaryDirectory(std::string* ErrMsg ) {
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strcpy(pathname, "/tmp/llvm_XXXXXX");
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char *TmpName = ::mktemp(pathname);
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if (TmpName == 0) {
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MakeErrMsg(ErrMsg,
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MakeErrMsg(ErrMsg,
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std::string(TmpName) + ": can't create unique directory name");
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return Path();
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}
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if (-1 == ::mkdir(TmpName, S_IRWXU)) {
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MakeErrMsg(ErrMsg,
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MakeErrMsg(ErrMsg,
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std::string(TmpName) + ": can't create temporary directory");
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return Path();
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}
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@ -184,7 +184,7 @@ Path::GetTemporaryDirectory(std::string* ErrMsg ) {
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// This is the worst case implementation. tempnam(3) leaks memory unless its
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// on an SVID2 (or later) system. On BSD 4.3 it leaks. tmpnam(3) has thread
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// issues. The mktemp(3) function doesn't have enough variability in the
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// temporary name generated. So, we provide our own implementation that
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// temporary name generated. So, we provide our own implementation that
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// increments an integer from a random number seeded by the current time. This
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// should be sufficiently unique that we don't have many collisions between
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// processes. Generally LLVM processes don't run very long and don't use very
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@ -196,7 +196,7 @@ Path::GetTemporaryDirectory(std::string* ErrMsg ) {
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sprintf(pathname, "/tmp/llvm_%010u", unsigned(num));
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} while ( 0 == access(pathname, F_OK ) );
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if (-1 == ::mkdir(pathname, S_IRWXU)) {
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MakeErrMsg(ErrMsg,
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MakeErrMsg(ErrMsg,
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std::string(pathname) + ": can't create temporary directory");
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return Path();
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}
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@ -207,7 +207,7 @@ Path::GetTemporaryDirectory(std::string* ErrMsg ) {
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#endif
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}
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void
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void
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Path::GetSystemLibraryPaths(std::vector<sys::Path>& Paths) {
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#ifdef LTDL_SHLIBPATH_VAR
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char* env_var = getenv(LTDL_SHLIBPATH_VAR);
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@ -239,7 +239,7 @@ Path::GetBitcodeLibraryPaths(std::vector<sys::Path>& Paths) {
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GetSystemLibraryPaths(Paths);
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}
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Path
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Path
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Path::GetLLVMDefaultConfigDir() {
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return Path("/etc/llvm/");
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}
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@ -262,7 +262,7 @@ Path::GetCurrentDirectory() {
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assert (false && "Could not query current working directory.");
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return Path("");
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}
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return Path(pathname);
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}
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@ -374,7 +374,7 @@ Path::canExecute() const {
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return true;
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}
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std::string
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std::string
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Path::getLast() const {
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// Find the last slash
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size_t pos = path.rfind('/');
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@ -427,7 +427,7 @@ static bool AddPermissionBits(const Path &File, int bits) {
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// Get the file's current mode.
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struct stat buf;
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if (0 != stat(File.toString().c_str(), &buf))
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if (0 != stat(File.toString().c_str(), &buf))
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return false;
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// Change the file to have whichever permissions bits from 'bits'
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// that the umask would not disable.
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@ -437,7 +437,7 @@ static bool AddPermissionBits(const Path &File, int bits) {
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}
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bool Path::makeReadableOnDisk(std::string* ErrMsg) {
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if (!AddPermissionBits(*this, 0444))
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if (!AddPermissionBits(*this, 0444))
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return MakeErrMsg(ErrMsg, path + ": can't make file readable");
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return false;
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}
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@ -473,13 +473,13 @@ Path::getDirectoryContents(std::set<Path>& result, std::string* ErrMsg) const {
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if (0 != lstat(aPath.path.c_str(), &st)) {
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if (S_ISLNK(st.st_mode))
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continue; // dangling symlink -- ignore
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return MakeErrMsg(ErrMsg,
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return MakeErrMsg(ErrMsg,
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aPath.path + ": can't determine file object type");
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}
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result.insert(aPath);
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}
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}
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closedir(direntries);
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return false;
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}
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@ -558,30 +558,30 @@ Path::eraseSuffix() {
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}
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static bool createDirectoryHelper(char* beg, char* end, bool create_parents) {
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if (access(beg, F_OK | R_OK | W_OK) == 0)
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return false;
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if (create_parents) {
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char* c = end;
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for (; c != beg; --c)
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if (*c == '/') {
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// Recurse to handling the parent directory.
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*c = '\0';
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*c = '\0';
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bool x = createDirectoryHelper(beg, c, create_parents);
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*c = '/';
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// Return if we encountered an error.
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if (x)
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return true;
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break;
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}
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}
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}
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return mkdir(beg, S_IRWXU | S_IRWXG) != 0;
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}
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@ -593,16 +593,16 @@ Path::createDirectoryOnDisk( bool create_parents, std::string* ErrMsg ) {
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// Null-terminate the last component
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size_t lastchar = path.length() - 1 ;
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if (pathname[lastchar] != '/')
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++lastchar;
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pathname[lastchar] = 0;
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if (createDirectoryHelper(pathname, pathname+lastchar, create_parents))
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return MakeErrMsg(ErrMsg,
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return MakeErrMsg(ErrMsg,
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std::string(pathname) + ": can't create directory");
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return false;
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}
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@ -624,7 +624,7 @@ Path::createTemporaryFileOnDisk(bool reuse_current, std::string* ErrMsg) {
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// create the file
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int fd = ::open(path.c_str(), O_WRONLY|O_CREAT|O_TRUNC, 0666);
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if (fd < 0)
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if (fd < 0)
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return MakeErrMsg(ErrMsg, path + ": can't create temporary file");
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::close(fd);
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return false;
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@ -639,17 +639,17 @@ Path::eraseFromDisk(bool remove_contents, std::string *ErrStr) const {
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return true;
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}
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// Note: this check catches strange situations. In all cases, LLVM should
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// only be involved in the creation and deletion of regular files. This
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// check ensures that what we're trying to erase is a regular file. It
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// effectively prevents LLVM from erasing things like /dev/null, any block
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// special file, or other things that aren't "regular" files.
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// Note: this check catches strange situations. In all cases, LLVM should
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// only be involved in the creation and deletion of regular files. This
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// check ensures that what we're trying to erase is a regular file. It
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// effectively prevents LLVM from erasing things like /dev/null, any block
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// special file, or other things that aren't "regular" files.
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if (S_ISREG(buf.st_mode)) {
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if (unlink(path.c_str()) != 0)
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return MakeErrMsg(ErrStr, path + ": can't destroy file");
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return false;
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}
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if (!S_ISDIR(buf.st_mode)) {
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if (ErrStr) *ErrStr = "not a file or directory";
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return true;
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@ -666,13 +666,13 @@ Path::eraseFromDisk(bool remove_contents, std::string *ErrStr) const {
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char pathname[MAXPATHLEN];
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path.copy(pathname, MAXPATHLEN);
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size_t lastchar = path.length() - 1;
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if (pathname[lastchar] == '/')
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if (pathname[lastchar] == '/')
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pathname[lastchar] = 0;
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else
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pathname[lastchar+1] = 0;
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if (rmdir(pathname) != 0)
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return MakeErrMsg(ErrStr,
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return MakeErrMsg(ErrStr,
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std::string(pathname) + ": can't erase directory");
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return false;
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}
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@ -680,12 +680,12 @@ Path::eraseFromDisk(bool remove_contents, std::string *ErrStr) const {
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bool
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Path::renamePathOnDisk(const Path& newName, std::string* ErrMsg) {
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if (0 != ::rename(path.c_str(), newName.c_str()))
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return MakeErrMsg(ErrMsg, std::string("can't rename '") + path + "' as '" +
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return MakeErrMsg(ErrMsg, std::string("can't rename '") + path + "' as '" +
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newName.toString() + "' ");
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return false;
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}
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bool
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bool
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Path::setStatusInfoOnDisk(const FileStatus &si, std::string *ErrStr) const {
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struct utimbuf utb;
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utb.actime = si.modTime.toPosixTime();
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@ -697,13 +697,13 @@ Path::setStatusInfoOnDisk(const FileStatus &si, std::string *ErrStr) const {
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return false;
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}
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bool
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bool
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sys::CopyFile(const sys::Path &Dest, const sys::Path &Src, std::string* ErrMsg){
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int inFile = -1;
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int outFile = -1;
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inFile = ::open(Src.c_str(), O_RDONLY);
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if (inFile == -1)
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return MakeErrMsg(ErrMsg, Src.toString() +
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return MakeErrMsg(ErrMsg, Src.toString() +
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": can't open source file to copy");
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outFile = ::open(Dest.c_str(), O_WRONLY|O_CREAT, 0666);
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@ -729,7 +729,7 @@ sys::CopyFile(const sys::Path &Dest, const sys::Path &Src, std::string* ErrMsg){
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if (errno != EINTR && errno != EAGAIN) {
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::close(inFile);
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::close(outFile);
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return MakeErrMsg(ErrMsg, Dest.toString() +
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return MakeErrMsg(ErrMsg, Dest.toString() +
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": can't write destination file: ");
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}
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} else {
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@ -744,12 +744,12 @@ sys::CopyFile(const sys::Path &Dest, const sys::Path &Src, std::string* ErrMsg){
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return false;
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}
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bool
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bool
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Path::makeUnique(bool reuse_current, std::string* ErrMsg) {
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if (reuse_current && !exists())
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return false; // File doesn't exist already, just use it!
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// Append an XXXXXX pattern to the end of the file for use with mkstemp,
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// Append an XXXXXX pattern to the end of the file for use with mkstemp,
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// mktemp or our own implementation.
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char *FNBuffer = (char*) alloca(path.size()+8);
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path.copy(FNBuffer,path.size());
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@ -785,7 +785,7 @@ Path::makeUnique(bool reuse_current, std::string* ErrMsg) {
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path = FNBuffer;
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}
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if (FCounter > 999999)
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return MakeErrMsg(ErrMsg,
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return MakeErrMsg(ErrMsg,
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path + ": can't make unique filename: too many files");
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#endif
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return false;
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