{
int ret;
wchar_t wpath[MAX_PATH];
+
+ if (!is_valid_win32_path(path)) {
+ errno = EINVAL;
+ return -1;
+ }
+
if (xutftowcs_path(wpath, path) < 0)
return -1;
ret = _wmkdir(wpath);
{
va_list args;
unsigned mode;
- int fd;
+ int fd, create = (oflags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL);
wchar_t wfilename[MAX_PATH];
va_start(args, oflags);
mode = va_arg(args, int);
va_end(args);
+ if (!is_valid_win32_path(filename)) {
+ errno = create ? EINVAL : ENOENT;
+ return -1;
+ }
+
if (filename && !strcmp(filename, "/dev/null"))
filename = "nul";
int hide = needs_hiding(filename);
FILE *file;
wchar_t wfilename[MAX_PATH], wotype[4];
+ if (!is_valid_win32_path(filename)) {
+ int create = otype && strchr(otype, 'w');
+ errno = create ? EINVAL : ENOENT;
+ return NULL;
+ }
if (filename && !strcmp(filename, "/dev/null"))
filename = "nul";
if (xutftowcs_path(wfilename, filename) < 0 ||
int hide = needs_hiding(filename);
FILE *file;
wchar_t wfilename[MAX_PATH], wotype[4];
+ if (!is_valid_win32_path(filename)) {
+ int create = otype && strchr(otype, 'w');
+ errno = create ? EINVAL : ENOENT;
+ return NULL;
+ }
if (filename && !strcmp(filename, "/dev/null"))
filename = "nul";
if (xutftowcs_path(wfilename, filename) < 0 ||
p++;
len++;
}
- if (*p == '"')
+ if (*p == '"' || !*p)
n += count*2 + 1;
continue;
}
count++;
*d++ = *arg++;
}
- if (*arg == '"') {
+ if (*arg == '"' || !*arg) {
while (count-- > 0)
*d++ = '\\';
+ /* don't escape the surrounding end quote */
+ if (!*arg)
+ break;
*d++ = '\\';
}
}
*d++ = *arg++;
}
*d++ = '"';
- *d++ = 0;
+ *d++ = '\0';
return q;
}
return -1;
}
+int mingw_has_dos_drive_prefix(const char *path)
+{
+ int i;
+
+ /*
+ * Does it start with an ASCII letter (i.e. highest bit not set),
+ * followed by a colon?
+ */
+ if (!(0x80 & (unsigned char)*path))
+ return *path && path[1] == ':' ? 2 : 0;
+
+ /*
+ * While drive letters must be letters of the English alphabet, it is
+ * possible to assign virtually _any_ Unicode character via `subst` as
+ * a drive letter to "virtual drives". Even `1`, or `ä`. Or fun stuff
+ * like this:
+ *
+ * subst ֍: %USERPROFILE%\Desktop
+ */
+ for (i = 1; i < 4 && (0x80 & (unsigned char)path[i]); i++)
+ ; /* skip first UTF-8 character */
+ return path[i] == ':' ? i + 1 : 0;
+}
+
int mingw_skip_dos_drive_prefix(char **path)
{
int ret = has_dos_drive_prefix(*path);
setenv("TERM", "cygwin", 1);
}
+int is_valid_win32_path(const char *path)
+{
+ int preceding_space_or_period = 0, i = 0, periods = 0;
+
+ if (!protect_ntfs)
+ return 1;
+
+ skip_dos_drive_prefix((char **)&path);
+
+ for (;;) {
+ char c = *(path++);
+ switch (c) {
+ case '\0':
+ case '/': case '\\':
+ /* cannot end in ` ` or `.`, except for `.` and `..` */
+ if (preceding_space_or_period &&
+ (i != periods || periods > 2))
+ return 0;
+ if (!c)
+ return 1;
+
+ i = periods = preceding_space_or_period = 0;
+ continue;
+ case '.':
+ periods++;
+ /* fallthru */
+ case ' ':
+ preceding_space_or_period = 1;
+ i++;
+ continue;
+ case ':': /* DOS drive prefix was already skipped */
+ case '<': case '>': case '"': case '|': case '?': case '*':
+ /* illegal character */
+ return 0;
+ default:
+ if (c > '\0' && c < '\x20')
+ /* illegal character */
+ return 0;
+ }
+ preceding_space_or_period = 0;
+ i++;
+ }
+}
+
/*
* Disable MSVCRT command line wildcard expansion (__getmainargs called from
* mingw startup code, see init.c in mingw runtime).