]>
Commit | Line | Data |
---|---|---|
43892f17 JR |
1 | --- dietlibc-0.31/include/stdlib.h~ 2009-03-19 14:33:16.000000000 +0100 |
2 | +++ dietlibc-0.31/include/stdlib.h 2009-03-19 14:46:17.000000000 +0100 | |
3 | @@ -81,6 +81,16 @@ | |
4 | long int labs(long int i) __THROW __attribute__((__const__)); | |
5 | __extension__ long long int llabs(long long int i) __THROW __attribute__((__const__)); | |
6 | ||
7 | +#ifdef __USE_XOPEN_EXTENDED | |
8 | +/* Parse comma separated suboption from *OPTIONP and match against | |
9 | + strings in TOKENS. If found return index and set *VALUEP to | |
10 | + optional value introduced by an equal sign. If the suboption is | |
11 | + not part of TOKENS return in *VALUEP beginning of unknown | |
12 | + suboption. On exit *OPTIONP is set to the beginning of the next | |
13 | + token or at the terminating NUL character. */ | |
14 | +extern int getsubopt (char **optionp, char *const *tokens, char **valuep) __THROW; | |
15 | +#endif | |
16 | + | |
17 | #ifdef _XOPEN_SOURCE | |
18 | int grantpt (int fd) __THROW; | |
19 | int unlockpt (int fd) __THROW; | |
20 | --- /dev/null 2009-03-05 20:33:59.000000000 +0100 | |
21 | +++ dietlibc-0.31/lib/getsubopt.c 2009-03-19 14:55:18.000000000 +0100 | |
22 | @@ -0,0 +1,73 @@ | |
23 | +/* Parse comma separate list into words. | |
24 | + Copyright (C) 1996, 1997, 1999, 2004 Free Software Foundation, Inc. | |
25 | + This file is part of the GNU C Library. | |
26 | + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. | |
27 | + | |
28 | + The GNU C Library is free software; you can redistribute it and/or | |
29 | + modify it under the terms of the GNU Lesser General Public | |
30 | + License as published by the Free Software Foundation; either | |
31 | + version 2.1 of the License, or (at your option) any later version. | |
32 | + | |
33 | + The GNU C Library is distributed in the hope that it will be useful, | |
34 | + but WITHOUT ANY WARRANTY; without even the implied warranty of | |
35 | + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
36 | + Lesser General Public License for more details. | |
37 | + | |
38 | + You should have received a copy of the GNU Lesser General Public | |
39 | + License along with the GNU C Library; if not, write to the Free | |
40 | + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
41 | + 02111-1307 USA. */ | |
42 | + | |
43 | +#include <stdlib.h> | |
44 | +#include <string.h> | |
45 | + | |
46 | +/* Parse comma separated suboption from *OPTIONP and match against | |
47 | + strings in TOKENS. If found return index and set *VALUEP to | |
48 | + optional value introduced by an equal sign. If the suboption is | |
49 | + not part of TOKENS return in *VALUEP beginning of unknown | |
50 | + suboption. On exit *OPTIONP is set to the beginning of the next | |
51 | + token or at the terminating NUL character. */ | |
52 | +int | |
53 | +getsubopt (char **optionp, char *const *tokens, char **valuep) | |
54 | +{ | |
55 | + char *endp, *vstart; | |
56 | + int cnt; | |
57 | + | |
58 | + if (**optionp == '\0') | |
59 | + return -1; | |
60 | + | |
61 | + /* Find end of next token. */ | |
62 | + endp = strchr (*optionp, ','); | |
63 | + if (endp == NULL) | |
64 | + endp = strchr (*optionp, '\0'); | |
65 | + | |
66 | + /* Find start of value. */ | |
67 | + vstart = memchr (*optionp, '=', endp - *optionp); | |
68 | + if (vstart == NULL) | |
69 | + vstart = endp; | |
70 | + | |
71 | + /* Try to match the characters between *OPTIONP and VSTART against | |
72 | + one of the TOKENS. */ | |
73 | + for (cnt = 0; tokens[cnt] != NULL; ++cnt) | |
74 | + if (strncmp (*optionp, tokens[cnt], vstart - *optionp) == 0 | |
75 | + && tokens[cnt][vstart - *optionp] == '\0') | |
76 | + { | |
77 | + /* We found the current option in TOKENS. */ | |
78 | + *valuep = vstart != endp ? vstart + 1 : NULL; | |
79 | + | |
80 | + if (*endp != '\0') | |
81 | + *endp++ = '\0'; | |
82 | + *optionp = endp; | |
83 | + | |
84 | + return cnt; | |
85 | + } | |
86 | + | |
87 | + /* The current suboption does not match any option. */ | |
88 | + *valuep = *optionp; | |
89 | + | |
90 | + if (*endp != '\0') | |
91 | + *endp++ = '\0'; | |
92 | + *optionp = endp; | |
93 | + | |
94 | + return -1; | |
95 | +} |