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basic/env-util: use _cleanup_ in replace_env()

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This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2017-02-11 13:22:13 -05:00
parent 79d615d56c
commit cb4499d005
1 changed files with 6 additions and 13 deletions
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19
src/basic/env-util.c
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@ -527,7 +527,8 @@ char *replace_env(const char *format, char **env, unsigned flags) {
} state = WORD;
const char *e, *word = format;
char *r = NULL, *k;
char *k;
_cleanup_free_ char *r = NULL;
assert(format);
@ -544,7 +545,7 @@ char *replace_env(const char *format, char **env, unsigned flags) {
if (*e == '{') {
k = strnappend(r, word, e-word-1);
if (!k)
goto fail;
return NULL;
free(r);
r = k;
@ -555,7 +556,7 @@ char *replace_env(const char *format, char **env, unsigned flags) {
} else if (*e == '$') {
k = strnappend(r, word, e-word);
if (!k)
goto fail;
return NULL;
free(r);
r = k;
@ -574,7 +575,7 @@ char *replace_env(const char *format, char **env, unsigned flags) {
k = strappend(r, t);
if (!k)
goto fail;
return NULL;
free(r);
r = k;
@ -586,15 +587,7 @@ char *replace_env(const char *format, char **env, unsigned flags) {
}
}
k = strnappend(r, word, e-word);
if (!k)
goto fail;
free(r);
return k;
fail:
return mfree(r);
return strnappend(r, word, e-word);
}
char **replace_env_argv(char **argv, char **env) {