diff options
| -rw-r--r-- | libc/pwd_grp/Makefile | 2 | ||||
| -rw-r--r-- | libc/pwd_grp/putgrent.c | 56 |
2 files changed, 57 insertions, 1 deletions
diff --git a/libc/pwd_grp/Makefile b/libc/pwd_grp/Makefile index 06ba857f0..f2cdf5a17 100644 --- a/libc/pwd_grp/Makefile +++ b/libc/pwd_grp/Makefile @@ -26,7 +26,7 @@ include $(TOPDIR)Rules.mak CSRC= pwent.c getpwnam.c getpwuid.c putpwent.c getpw.c fgetpwent.c \ __getgrent_r.c grent.c getgrnam.c getgrgid.c fgetgrent.c \ - initgroups.c __getpwent_r.c + initgroups.c __getpwent_r.c putgrent.c ifeq ($(HAS_SHADOW),y) CSRC+= lckpwdf.c spent.c getspnam.c getspuid.c putspent.c sgetspent.c \ diff --git a/libc/pwd_grp/putgrent.c b/libc/pwd_grp/putgrent.c new file mode 100644 index 000000000..d4838dbee --- /dev/null +++ b/libc/pwd_grp/putgrent.c @@ -0,0 +1,56 @@ +/* vi: set sw=4 ts=4: */ +/* + * putgrent.c + * Copyright (C) 2003 Erik Andersen <andersee@debian.org> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#include <stdio.h> +#include <errno.h> +#include "config.h" + + +/* Write the given entry onto the given stream. */ +int putgrent(const struct group *__restrict grp, + FILE *__restrict f) +{ + if (grp == NULL || f == NULL) { + __set_errno(EINVAL); + return -1; + } + if (fprintf(f, "%s:%s:%u:", grp->gr_name, + grp->gr_passwd, grp->gr_gid) < 0) + { + return -1; + } + if (grp->gr_mem) { + int i; + char **gr_mem = grp->gr_mem; + while(*gr_mem) { + if (fprintf(f, (i++)? ",%s" : "%s", *gr_mem) < 0) { + return -1; + } + gr_mem++; + } + } + + if (fputc('\n', f) < 0) { + return -1; + } + return 0; +} + |