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teach find_root_device to deal with /dev/ subdirs

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(by "Kirill K. Smirnov" <lich@math.spbu.ru>)
This commit is contained in:
Denis Vlasenko 2007-04-13 23:59:52 +00:00
parent 334fa9bcb5
commit 16abcd90ae
9 changed files with 71 additions and 27 deletions
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11
libbb/simplify_path.c
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@ -26,13 +26,16 @@ char *bb_simplify_path(const char *path)
if (*p == '/') {
if (*s == '/') { /* skip duplicate (or initial) slash */
continue;
} else if (*s == '.') {
if (s[1] == '/' || s[1] == 0) { /* remove extra '.' */
}
if (*s == '.') {
if (s[1] == '/' || !s[1]) { /* remove extra '.' */
continue;
} else if ((s[1] == '.') && (s[2] == '/' || s[2] == 0)) {
}
if ((s[1] == '.') && (s[2] == '/' || !s[2])) {
++s;
if (p > start) {
while (*--p != '/'); /* omit previous dir */
while (*--p != '/') /* omit previous dir */
continue;
}
continue;
}