From 3431d5fc7526a7c160bb12a158773b39927845f4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Daniel=20Ekl=C3=B6f?= Date: Sun, 9 Jun 2024 10:05:21 +0200 Subject: [PATCH] yml: replace_env_variables(): const:ify function variables --- yml.c | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/yml.c b/yml.c index 73dba66..4769d38 100644 --- a/yml.c +++ b/yml.c @@ -370,14 +370,17 @@ static char * replace_env_variables(const char *str, size_t len) { char *result = strndup(str, len); - char *start, *end, *key, *env_value; - char* prefix = "${"; - char* suffix = "}"; - size_t pref_len = 2; - size_t suff_len = 1; + char *start, *key; + const char *end, *env_value; + const char* prefix = "${"; + const char* suffix = "}"; + const size_t pref_len = 2; + const size_t suff_len = 1; size_t key_len; - while ((start = strstr(result, prefix)) && (end = strstr(start, suffix))) { + while ((start = strstr(result, prefix)) != NULL && + (end = strstr(start, suffix)) != NULL) + { key_len = end - start - pref_len; key = strndup(start + pref_len, key_len); env_value = getenv(key);