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Evaluate all type path

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This commit is contained in:
Reckordp
2020-03-08 05:32:27 +07:00
parent 5a4b9fd877
commit 6ee24fe1bc
1 changed files with 44 additions and 10 deletions
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mrbgems/mruby-io/src/file.c
+44 -10
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@@ -48,6 +48,7 @@
#if defined(_WIN32) || defined(_WIN64)
#define PATH_SEPARATOR ";"
#define FILE_ALT_SEPARATOR "\\"
#define VOLUME_SEPARATOR ":"
#else
#define PATH_SEPARATOR ":"
#endif
@@ -279,18 +280,51 @@ mrb_file__getwd(mrb_state *mrb, mrb_value klass)
return path;
}
#ifdef _WIN32
#define IS_FILESEP(x) (x == FILE_SEPARATOR || x == FILE_ALT_SEPARATOR)
#define IS_VOLSEP(x) (x == VOLUME_SEPARATOR)
#define IS_DEVICEID(x) (x == '.' || x == '?')
static int
is_absolute_traditional_path(const char *path, int len)
{
if (len < 3) return 0;
if (IS_FILESEP(path[0])) return 1;
return (ISALPHA(path[0]) && IS_VOLSEP(path[1]) && IS_FILESEP(path[2]));
}
static int
is_aboslute_unc_path(const char *path, int len) {
if (len < 2) return 0;
return (IS_FILESEP(path[0]) && IS_FILESEP(path[1]));
}
static int
is_absolute_device_path(const char *path, int len) {
if (len < 4) return 0;
return (is_aboslute_unc_path(path, len) && IS_DEVICEID(path[2]) && IS_FILESEP(path[3]));
}
static int
mrb_file_is_absolute_path(const char *path, int len)
{
return (
is_absolute_traditional_path(path, len) ||
is_aboslute_unc_path(path, len) ||
is_absolute_device_path(path, len)
);
#undef IS_FILESEP
#undef IS_VOLSEP
#undef IS_DEVICEID
#else
static int
mrb_file_is_absolute_path(const char *path)
{
#ifdef _WIN32
#define IS_PATHSEP(x) (x == '/' || x == '\\')
if (isalpha(path[0]))
return (strlen(path) > 2 && path[1] == ':' && IS_PATHSEP(path[2]));
else
return (IS_PATHSEP(path[0]) && IS_PATHSEP(path[1]));
#undef IS_PATHSEP
#else
return (path[0] == '/');
#define IS_FILESEP(x) (x == FILE_SEPARATOR)
return IS_FILESEP(path[0]);
#undef IS_FILESEP
#endif
}
@@ -335,7 +369,7 @@ mrb_file__gethome(mrb_state *mrb, mrb_value klass)
if (home == NULL) {
return mrb_nil_value();
}
if (!mrb_file_is_absolute_path(home)) {
if (!mrb_file_is_absolute_path(home, strlen(home))) {
mrb_raise(mrb, E_ARGUMENT_ERROR, "non-absolute home");
}
} else {