Last change
on this file since 444 was
444,
checked in by satin@…, 6 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
|
File size:
903 bytes
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Rev | Line | |
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[444] | 1 | /* Copyright (C) 2002 by Red Hat, Incorporated. All rights reserved. |
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| 2 | * |
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| 3 | * Permission to use, copy, modify, and distribute this software |
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| 4 | * is freely granted, provided that this notice is preserved. |
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| 5 | */ |
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| 6 | |
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| 7 | #include <argz.h> |
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| 8 | #include <errno.h> |
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| 9 | #include <sys/types.h> |
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| 10 | #include <string.h> |
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| 11 | #include <stdlib.h> |
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| 12 | |
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| 13 | error_t |
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| 14 | argz_create (char *const argv[], |
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| 15 | char **argz, |
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| 16 | size_t *argz_len) |
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| 17 | { |
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| 18 | int argc = 0; |
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| 19 | int i = 0; |
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| 20 | int len = 0; |
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| 21 | char *iter; |
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| 22 | |
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| 23 | *argz_len = 0; |
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| 24 | |
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| 25 | if (*argv == NULL) |
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| 26 | { |
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| 27 | *argz = NULL; |
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| 28 | return 0; |
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| 29 | } |
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| 30 | |
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| 31 | while (argv[argc]) |
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| 32 | { |
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| 33 | *argz_len += (strlen(argv[argc]) + 1); |
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| 34 | argc++; |
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| 35 | } |
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| 36 | |
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| 37 | /* There are argc strings to copy into argz. */ |
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| 38 | if(!(*argz = (char *)malloc(*argz_len))) |
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| 39 | return ENOMEM; |
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| 40 | |
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| 41 | iter = *argz; |
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| 42 | for(i = 0; i < argc; i++) |
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| 43 | { |
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| 44 | len = strlen(argv[i]) + 1; |
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| 45 | memcpy(iter, argv[i], len); |
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| 46 | iter += len; |
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| 47 | } |
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| 48 | return 0; |
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| 49 | } |
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