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| author | Roland McGrath <roland@gnu.org> | 1995-08-25 19:23:32 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 1995-08-25 19:23:32 +0000 |
| commit | 7752137a6a9d9a042d2c2f00e245b920e41737bc (patch) | |
| tree | d0d12093452de95c4c7a609bd14d0094439ad956 /pwd/pwdread.c | |
| parent | 3cf595e562f955e399d80ea9d053e41d50469e6b (diff) | |
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Fri Aug 25 12:12:42 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* sysdeps/mach/hurd/mmap.c: Fix inverted test of MAP_FIXED.
* stdio/vfscanf.c (number): Allow field width to inhibit first
digit after base detection.
* stdio/vfprintf.c (vfprintf: %s): Never search past the limit
specified by the precision.
* grp/grpread.c (__grpscan): New function.
* grp/grp.h (__grpscan): Declare it.
* grp/getgrgid.c: Use __grpscan.
* grp/getgrnam.c: Likewise.
* pwd/pwdread.c (__pwdscan): New function.
* pwd/pwd.h (__pwdscan): Declare it.
* pwd/getpwnam.c: Use __pwdscan.
* pwd/getpwuid.c: Likewise.
Thu Aug 24 16:29:40 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* sysdeps/mach/hurd/mmap.c: Treat (FLAGS & MAP_TYPE) == 0 like
MAP_FILE.
* hurd/thread-cancel.c: Return EINTR when called on self.
* sysdeps/i386/elf/start.S (data_start): Define as weak alias for
__data_start.
Diffstat (limited to 'pwd/pwdread.c')
| -rw-r--r-- | pwd/pwdread.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/pwd/pwdread.c b/pwd/pwdread.c index 0ce27d77b9..12032367fa 100644 --- a/pwd/pwdread.c +++ b/pwd/pwdread.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1992 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -114,3 +114,34 @@ DEFUN(__pwdread, (stream, p), FILE *stream AND PTR CONST p) return &info->p; } + + +struct passwd * +__pwdscan (void **info, int (*selector) (struct passwd *)) +{ + FILE *stream; + struct passwd *p; + + if (*info == NULL) + { + *info = __pwdalloc (); + if (info == NULL) + return NULL; + } + + stream = __pwdopen (); + if (stream == NULL) + return NULL; + + p = NULL; + while (! feof (stream)) + { + p = __pwdread (stream, *info); + if (p && (*selector) (p)) + break; + p = NULL; + } + + (void) fclose (stream); + return p; +} |