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From ee1c062be09da006e82ab34c1c9b5c82dd2af92c Mon Sep 17 00:00:00 2001
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From: Florian Weimer <fweimer@redhat.com>
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Date: Thu, 16 Jul 2020 17:34:19 +0200
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Subject: [PATCH 09/11] pwd: Implement fgetpwent_r using __nss_fgetent_r
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Tested-by: Carlos O'Donell <carlos@redhat.com>
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Reviewed-by: Carlos O'Donell <carlos@redhat.com>
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---
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pwd/fgetpwent_r.c | 43 ++++++-------------------------------------
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1 file changed, 6 insertions(+), 37 deletions(-)
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diff -rup a/pwd/fgetpwent_r.c b/pwd/fgetpwent_r.c
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--- a/pwd/fgetpwent_r.c 2018-08-01 01:10:47.000000000 -0400
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+++ b/pwd/fgetpwent_r.c 2020-09-14 19:03:41.277514743 -0400
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@@ -20,9 +20,6 @@
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#include <stdio.h>
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#include <pwd.h>
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-#define flockfile(s) _IO_flockfile (s)
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-#define funlockfile(s) _IO_funlockfile (s)
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-
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/* Define a line parsing function using the common code
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used in the nss_files module. */
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@@ -72,39 +69,11 @@ int
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__fgetpwent_r (FILE *stream, struct passwd *resbuf, char *buffer,
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size_t buflen, struct passwd **result)
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{
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- char *p;
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-
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- flockfile (stream);
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- do
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- {
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- buffer[buflen - 1] = '\xff';
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- p = fgets_unlocked (buffer, buflen, stream);
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- if (p == NULL && feof_unlocked (stream))
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- {
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- funlockfile (stream);
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- *result = NULL;
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- __set_errno (ENOENT);
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- return errno;
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- }
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- if (p == NULL || buffer[buflen - 1] != '\xff')
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- {
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- funlockfile (stream);
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- *result = NULL;
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- __set_errno (ERANGE);
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- return errno;
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- }
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-
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- /* Skip leading blanks. */
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- while (isspace (*p))
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- ++p;
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- } while (*p == '\0' || *p == '#' || /* Ignore empty and comment lines. */
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- /* Parse the line. If it is invalid, loop to
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- get the next line of the file to parse. */
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- ! parse_line (p, resbuf, (void *) buffer, buflen, &errno));
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-
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- funlockfile (stream);
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-
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- *result = resbuf;
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- return 0;
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+ int ret = __nss_fgetent_r (stream, resbuf, buffer, buflen, parse_line);
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+ if (ret == 0)
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+ *result = resbuf;
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+ else
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+ *result = NULL;
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+ return ret;
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}
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weak_alias (__fgetpwent_r, fgetpwent_r)
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