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/* some musl versions incorrectly mark fgetpwent() as a GNU extension */
#define _GNU_SOURCE
#include <stdio.h>
#include <errno.h>
#include <pwd.h>
#include <string.h>
int getpwent_r(struct passwd *pwbuf, char *buf, size_t buflen, struct passwd **pwbufp) {
struct passwd *pwd;
if (pwbufp == NULL || pwbuf == NULL)
return ERANGE;
if (buflen < 1)
return ERANGE;
if (buf != NULL)
*buf = '\0';
if ((pwd = getpwent()) == NULL) {
*pwbufp = NULL;
return ENOENT;
}
memcpy(pwbuf, pwd, sizeof(*pwd));
*pwbufp = pwbuf;
return 0;
}
int fgetpwent_r(FILE *filp, struct passwd *pwbuf, char *buf, size_t buflen, struct passwd **pwbufp) {
struct passwd *pwd;
if (pwbufp == NULL || pwbuf == NULL)
return ERANGE;
if (buflen < 1)
return ERANGE;
if (buf != NULL)
*buf = '\0';
if ((pwd = fgetpwent(filp)) == NULL) {
*pwbufp = NULL;
return ENOENT;
}
memcpy(pwbuf, pwd, sizeof(*pwd));
*pwbufp = pwbuf;
return 0;
}
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