#ifndef _PWD_H #define _PWD_H 1 // https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/pwd.h.html #include <sys/cdefs.h> __BEGIN_DECLS #define __need_gid_t #define __need_uid_t #define __need_size_t #include <sys/types.h> struct passwd { char* pw_name; /* User's login name. */ uid_t pw_uid; /* Numerical user ID. */ gid_t pw_gid; /* Numerical group ID. */ char* pw_dir; /* Initial working directory. */ char* pw_shell; /* Program to use as shell. */ }; void endpwent(void); struct passwd* getpwent(void); struct passwd* getpwnam(const char* name); int getpwnam_r(const char* name, struct passwd* pwd, char* buffer, size_t bufsize, struct passwd** result); struct passwd* getpwuid(uid_t uid); int getpwuid_r(uid_t uid, struct passwd* pwd, char* buffer, size_t bufsize, struct passwd** result); void setpwent(void); __END_DECLS #endif