You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
+ 02111-1307 USA.
+ */
/*
- * POSIX Standard: 9.2.1 Group Database Access <grp.h>
+ * POSIX Standard: 9.2.1 Group Database Access <grp.h>
*/
+#ifndef BB_GRP_H
+#define BB_GRP_H 1
-#if !ENABLE_USE_BB_PWD_GRP
-
-#include <grp.h>
-
-#else
-
-#ifndef _GRP_H
-#define _GRP_H 1
-
-/* The group structure. */
-struct group {
- char *gr_name; /* Group name. */
- char *gr_passwd; /* Password. */
- gid_t gr_gid; /* Group ID. */
- char **gr_mem; /* Member list. */
-};
-
-/* We don't reimplement this, just supplying prototype */
-/* The function itself is in libc */
-/* Set the group set for the current user to GROUPS (N of them). */
-extern int setgroups(size_t __n, __const gid_t *__groups);
-
+PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
+/* This file is #included after #include <grp.h>
+ * We will use libc-defined structures, but will #define function names
+ * so that function calls are directed to bb_internal_XXX replacements
+ */
+#undef endgrent
#define setgrent bb_internal_setgrent
#define endgrent bb_internal_endgrent
#define getgrent bb_internal_getgrent
/* All function names below should be remapped by #defines above
- * in order to not collide with libc names.
- * In theory it isn't necessary, but I saw weird interactions at link time.
- * Let's play safe */
+ * in order to not collide with libc names. */
/* Rewind the group-file stream. */
/* Close the group-file stream. */
extern void endgrent(void);
+#ifdef UNUSED_SINCE_WE_AVOID_STATIC_BUFS
/* Read an entry from the group-file stream, opening it if necessary. */
extern struct group *getgrent(void);
extern struct group *fgetgrent(FILE *__stream);
/* Write the given entry onto the given stream. */
-extern int putgrent(__const struct group *__restrict __p,
- FILE *__restrict __f);
+extern int putgrent(const struct group *__restrict __p,
+ FILE *__restrict __f);
+#endif
/* Search for an entry with a matching group ID. */
extern struct group *getgrgid(gid_t __gid);
/* Search for an entry with a matching group name. */
-extern struct group *getgrnam(__const char *__name);
+extern struct group *getgrnam(const char *__name);
/* Reentrant versions of some of the functions above.
POSIX people would choose. */
extern int getgrent_r(struct group *__restrict __resultbuf,
- char *__restrict __buffer, size_t __buflen,
- struct group **__restrict __result);
+ char *__restrict __buffer, size_t __buflen,
+ struct group **__restrict __result);
/* Search for an entry with a matching group ID. */
extern int getgrgid_r(gid_t __gid, struct group *__restrict __resultbuf,
- char *__restrict __buffer, size_t __buflen,
- struct group **__restrict __result);
+ char *__restrict __buffer, size_t __buflen,
+ struct group **__restrict __result);
/* Search for an entry with a matching group name. */
-extern int getgrnam_r(__const char *__restrict __name,
- struct group *__restrict __resultbuf,
- char *__restrict __buffer, size_t __buflen,
- struct group **__restrict __result);
+extern int getgrnam_r(const char *__restrict __name,
+ struct group *__restrict __resultbuf,
+ char *__restrict __buffer, size_t __buflen,
+ struct group **__restrict __result);
/* Read a group entry from STREAM. This function is not standardized
an probably never will. */
extern int fgetgrent_r(FILE *__restrict __stream,
- struct group *__restrict __resultbuf,
- char *__restrict __buffer, size_t __buflen,
- struct group **__restrict __result);
+ struct group *__restrict __resultbuf,
+ char *__restrict __buffer, size_t __buflen,
+ struct group **__restrict __result);
/* Store at most *NGROUPS members of the group set for USER into
*GROUPS. Also include GROUP. The actual number of groups found is
returned in *NGROUPS. Return -1 if the if *NGROUPS is too small. */
-extern int getgrouplist(__const char *__user, gid_t __group,
- gid_t *__groups, int *__ngroups);
+extern int getgrouplist(const char *__user, gid_t __group,
+ gid_t *__groups, int *__ngroups);
/* Initialize the group set for the current user
by reading the group database and using all groups
of which USER is a member. Also include GROUP. */
-extern int initgroups(__const char *__user, gid_t __group);
+extern int initgroups(const char *__user, gid_t __group);
+POP_SAVED_FUNCTION_VISIBILITY
-#endif /* grp.h */
#endif