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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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include/libbb.h
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@ -405,6 +405,7 @@ extern char *xasprintf(const char *format, ...) __attribute__ ((format (printf,
#define NOT_LONE_DASH(s) ((s)[0] != '-' || (s)[1])
#define LONE_CHAR(s,c) ((s)[0] == (c) && !(s)[1])
#define NOT_LONE_CHAR(s,c) ((s)[0] != (c) || (s)[1])
#define DOT_OR_DOTDOT(s) ((s)[0] == '.' && (!(s)[1] || ((s)[1] == '.' && !(s)[2])))
/* dmalloc will redefine these to it's own implementation. It is safe
* to have the prototypes here unconditionally. */