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#include "pwf.h"
static FILE *f;
void setpwent()
{
if (f) fclose(f);
f = 0;
}
weak_alias(setpwent, endpwent);
struct passwd *getpwent()
{
static char *line;
static struct passwd pw;
size_t size=0;
if (!f) f = fopen("/etc/passwd", "rb");
if (!f) return 0;
return __getpwent_a(f, &pw, &line, &size);
}
struct passwd *getpwuid(uid_t uid)
{
struct passwd *pw;
int errno_saved;
setpwent();
while ((pw=getpwent()) && pw->pw_uid != uid);
errno_saved = errno;
endpwent();
errno = errno_saved;
return pw;
}
struct passwd *getpwnam(const char *name)
{
struct passwd *pw;
int errno_saved;
setpwent();
while ((pw=getpwent()) && strcmp(pw->pw_name, name));
errno_saved = errno;
endpwent();
errno = errno_saved;
return pw;
}
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