diff options
author | Boris Kolpackov <boris@codesynthesis.com> | 2020-08-27 10:19:38 +0200 |
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committer | Boris Kolpackov <boris@codesynthesis.com> | 2020-08-27 10:19:38 +0200 |
commit | 584e8fce074286cbf1a5bf0c79265f789c050c59 (patch) | |
tree | 1e1d774ea0f916d7e1880442bee9b7a270876eda /libbutl/path.mxx | |
parent | 5d7f4abad8b452490f19db16bed031392dc4d1fd (diff) |
Add ability to pass alternative dir separator to path::canonicalize()
This, for example, can be used to make paths with forward slashes on Windows.
Diffstat (limited to 'libbutl/path.mxx')
-rw-r--r-- | libbutl/path.mxx | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/libbutl/path.mxx b/libbutl/path.mxx index 1ee2a66..12479ce 100644 --- a/libbutl/path.mxx +++ b/libbutl/path.mxx @@ -12,6 +12,7 @@ #include <ostream> #include <cstddef> // ptrdiff_t #include <cstdint> // uint16_t +#include <cstring> // str*() #include <utility> // move(), swap() #include <iterator> #include <stdexcept> // invalid_argument @@ -427,21 +428,27 @@ LIBBUTL_MODEXPORT namespace butl } static void - canonicalize (string_type& s) + canonicalize (string_type& s, char ds = '\0') { //canonicalize (s.data (), s.size ()); // C++17 + if (ds == '\0') + ds = directory_separator; + for (size_t i (0), n (s.size ()); i != n; ++i) - if (is_separator (s[i]) && s[i] != directory_separator) - s[i] = directory_separator; + if (is_separator (s[i]) && s[i] != ds) + s[i] = ds; } static void - canonicalize (C* s, size_type n) + canonicalize (C* s, size_type n, char ds = '\0') { + if (ds == '\0') + ds = directory_separator; + for (const C* e (s + n); s != e; ++s) - if (is_separator (*s) && *s != directory_separator) - *s = directory_separator; + if (is_separator (*s) && *s != ds) + *s = ds; } // Get/set current working directory. Throw std::system_error to report @@ -1091,11 +1098,15 @@ LIBBUTL_MODEXPORT namespace butl public: // Canonicalize the path and return *this. Canonicalization involves - // converting all directory separators to the canonical form. Note that - // multiple directory separators are not collapsed. + // converting all directory separators to the canonical form (or to the + // alternative separator if specified). Note that multiple directory + // separators are not collapsed. + // + // Note that the alternative separator must be listed in path_trait:: + // directory_separators. // basic_path& - canonicalize (); + canonicalize (char dir_sep = '\0'); // Normalize the path and return *this. Normalization involves collapsing // the '.' and '..' directories if possible, collapsing multiple |