source:
MondoRescue/branches/2.2.9/mindi-busybox/shell/match.h@
3339
Last change on this file since 3339 was 3320, checked in by , 10 years ago | |
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File size: 806 bytes |
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1 | /* match.h - interface to shell ##/%% matching code */ |
2 | |
3 | #ifndef SHELL_MATCH_H |
4 | #define SHELL_MATCH_H 1 |
5 | |
6 | PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN |
7 | |
8 | //TODO! Why ash.c still uses internal version?! |
9 | |
10 | enum { |
11 | SCAN_MOVE_FROM_LEFT = (1 << 0), |
12 | SCAN_MOVE_FROM_RIGHT = (1 << 1), |
13 | SCAN_MATCH_LEFT_HALF = (1 << 2), |
14 | SCAN_MATCH_RIGHT_HALF = (1 << 3), |
15 | }; |
16 | |
17 | char* FAST_FUNC scan_and_match(char *string, const char *pattern, unsigned flags); |
18 | |
19 | static inline unsigned pick_scan(char op1, char op2) |
20 | { |
21 | unsigned scan_flags; |
22 | if (op1 == '#') { |
23 | scan_flags = SCAN_MATCH_LEFT_HALF + |
24 | (op1 == op2 ? SCAN_MOVE_FROM_RIGHT : SCAN_MOVE_FROM_LEFT); |
25 | } else { /* % */ |
26 | scan_flags = SCAN_MATCH_RIGHT_HALF + |
27 | (op1 == op2 ? SCAN_MOVE_FROM_LEFT : SCAN_MOVE_FROM_RIGHT); |
28 | } |
29 | return scan_flags; |
30 | } |
31 | |
32 | POP_SAVED_FUNCTION_VISIBILITY |
33 | |
34 | #endif |
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