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Remove Path::getDirname.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183780 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2013-06-11 19:32:57 +00:00
parent b4d07b770c
commit 715a1be51f
4 changed files with 0 additions and 54 deletions
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40
lib/Support/Path.cpp
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@ -91,46 +91,6 @@ bool Path::hasMagicNumber(StringRef Magic) const {
return false;
}
static StringRef getDirnameCharSep(StringRef path, const char *Sep) {
assert(Sep[0] != '\0' && Sep[1] == '\0' &&
"Sep must be a 1-character string literal.");
if (path.empty())
return ".";
// If the path is all slashes, return a single slash.
// Otherwise, remove all trailing slashes.
signed pos = static_cast<signed>(path.size()) - 1;
while (pos >= 0 && path[pos] == Sep[0])
--pos;
if (pos < 0)
return path[0] == Sep[0] ? Sep : ".";
// Any slashes left?
signed i = 0;
while (i < pos && path[i] != Sep[0])
++i;
if (i == pos) // No slashes? Return "."
return ".";
// There is at least one slash left. Remove all trailing non-slashes.
while (pos >= 0 && path[pos] != Sep[0])
--pos;
// Remove any trailing slashes.
while (pos >= 0 && path[pos] == Sep[0])
--pos;
if (pos < 0)
return path[0] == Sep[0] ? Sep : ".";
return path.substr(0, pos+1);
}
// Include the truly platform-specific parts of this class.
#if defined(LLVM_ON_UNIX)
#include "Unix/Path.inc"