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commandhelper: Use automatic memory management in printEnvironment

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Signed-off-by: Tim Wiederhake <twiederh@redhat.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
This commit is contained in:
Tim Wiederhake 2021-02-01 12:28:01 +01:00 committed by Peter Krempa
parent 368afd0bb6
commit 0793d15685
1 changed files with 9 additions and 9 deletions
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18
tests/commandhelper.c
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@ -54,6 +54,12 @@ static void cleanupArguments(struct Arguments **ptr)
free(args);
}
static void cleanupGeneric(void *ptr)
{
void **ptrptr = ptr;
free (*ptrptr);
}
static struct Arguments *parseArguments(int argc, char** argv)
{
cleanup(struct Arguments *, cleanupArguments) args = NULL;
@ -124,16 +130,15 @@ static int envsort(const void *a, const void *b)
static int printEnvironment(FILE *log)
{
char **newenv;
cleanup(char **, cleanupGeneric) newenv = NULL;
size_t length;
size_t i;
int ret = -1;
for (length = 0; environ[length]; length++) {
}
if (!(newenv = malloc(sizeof(*newenv) * length)))
goto cleanup;
return -1;
for (i = 0; i < length; i++) {
newenv[i] = environ[i];
@ -148,12 +153,7 @@ static int printEnvironment(FILE *log)
fprintf(log, "ENV:%s\n", newenv[i]);
}
ret = 0;
cleanup:
if (newenv)
free(newenv);
return ret;
return 0;
}
static int printFds(FILE *log)