Last change
on this file 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:
1005 bytes
|
Line | |
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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 <errno.h> |
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8 | #include <sys/types.h> |
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9 | #include <string.h> |
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10 | #include <stdlib.h> |
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11 | #include <argz.h> |
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12 | #include <envz.h> |
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13 | |
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14 | error_t |
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15 | envz_add (char **envz, |
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16 | size_t *envz_len, |
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17 | const char *name, |
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18 | const char *value) |
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19 | { |
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20 | char *concat = NULL; |
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21 | int name_len = 0; |
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22 | int val_len = 0; |
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23 | int retval = 0; |
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24 | |
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25 | envz_remove(envz, envz_len, name); |
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26 | |
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27 | if (value) |
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28 | { |
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29 | name_len = strlen(name); |
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30 | val_len = strlen(value); |
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31 | if(!(concat = (char *) malloc(name_len + val_len + 2))) |
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32 | return ENOMEM; |
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33 | |
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34 | memcpy(concat, name, name_len); |
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35 | concat[name_len] = '='; |
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36 | memcpy(concat + name_len + 1, value, val_len + 1); |
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37 | |
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38 | retval = argz_add(envz, envz_len, concat); |
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39 | free(concat); |
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40 | } |
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41 | else |
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42 | { |
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43 | retval = argz_add(envz, envz_len, name); |
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44 | } |
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45 | return retval; |
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46 | } |
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