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passwd: Respect --prefix/-P options

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Add prefix_getpwnam_r() and xprefix_getpwnam() and make passwd
use prefix-aware functions when handling the database.
This commit is contained in:
Jaroslav Jindrak
2023-04-21 20:50:41 +02:00
committed by Iker Pedrosa
parent ded9cab35d
commit 43e60eb681
5 changed files with 74 additions and 7 deletions
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lib/prototypes.h
+4
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@@ -326,6 +326,8 @@ extern struct group *prefix_getgrnam(const char *name);
extern struct group *prefix_getgrgid(gid_t gid);
extern struct passwd *prefix_getpwuid(uid_t uid);
extern struct passwd *prefix_getpwnam(const char* name);
extern int prefix_getpwnam_r(const char* name, struct passwd* pwd,
char* buf, size_t buflen, struct passwd** result);
extern struct spwd *prefix_getspnam(const char* name);
extern struct group *prefix_getgr_nam_gid(const char *grname);
extern void prefix_setpwent(void);
@@ -481,6 +483,8 @@ extern bool valid (const char *, const struct passwd *);
/* xgetpwnam.c */
extern /*@null@*/ /*@only@*/struct passwd *xgetpwnam (const char *);
/* xprefix_getpwnam.c */
extern /*@null@*/ /*@only@*/struct passwd *xprefix_getpwnam (const char *);
/* xgetpwuid.c */
extern /*@null@*/ /*@only@*/struct passwd *xgetpwuid (uid_t);
/* xgetgrnam.c */