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fs/Traits.hxx: introduce PathTraitsXXX::IsDrive function

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This commit is contained in:
Denis Krjuchkov 2013-12-05 13:20:55 +06:00
parent 62dc8e4131
commit da50c888fe
1 changed files with 16 additions and 2 deletions
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18
src/fs/Traits.hxx
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@ -68,11 +68,18 @@ struct PathTraitsFS {
#endif
}
#ifdef WIN32
gcc_pure gcc_nonnull_all
static constexpr bool IsDrive(const_pointer p) {
return IsAlphaASCII(p[0]) && p[1] == ':';
}
#endif
gcc_pure gcc_nonnull_all
static bool IsAbsolute(const_pointer p) {
assert(p != nullptr);
#ifdef WIN32
if (IsAlphaASCII(p[0]) && p[1] == ':' && IsSeparator(p[2]))
if (IsDrive(p) && IsSeparator(p[2]))
return true;
#endif
return IsSeparator(*p);
@ -135,11 +142,18 @@ struct PathTraitsUTF8 {
return strrchr(p, SEPARATOR);
}
#ifdef WIN32
gcc_pure gcc_nonnull_all
static constexpr bool IsDrive(const_pointer p) {
return IsAlphaASCII(p[0]) && p[1] == ':';
}
#endif
gcc_pure gcc_nonnull_all
static bool IsAbsolute(const_pointer p) {
assert(p != nullptr);
#ifdef WIN32
if (IsAlphaASCII(p[0]) && p[1] == ':' && IsSeparator(p[2]))
if (IsDrive(p) && IsSeparator(p[2]))
return true;
#endif
return IsSeparator(*p);