forked from external/yambar
yml: replace_env_variables(): const:ify function variables
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parent
20659d3350
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3431d5fc75
1 changed files with 9 additions and 6 deletions
15
yml.c
15
yml.c
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@ -370,14 +370,17 @@ static char *
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replace_env_variables(const char *str, size_t len)
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{
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char *result = strndup(str, len);
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char *start, *end, *key, *env_value;
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char* prefix = "${";
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char* suffix = "}";
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size_t pref_len = 2;
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size_t suff_len = 1;
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char *start, *key;
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const char *end, *env_value;
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const char* prefix = "${";
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const char* suffix = "}";
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const size_t pref_len = 2;
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const size_t suff_len = 1;
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size_t key_len;
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while ((start = strstr(result, prefix)) && (end = strstr(start, suffix))) {
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while ((start = strstr(result, prefix)) != NULL &&
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(end = strstr(start, suffix)) != NULL)
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{
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key_len = end - start - pref_len;
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key = strndup(start + pref_len, key_len);
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env_value = getenv(key);
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