From: Ulrich Drepper <drepper@gmail.com>
Date: Sat, 20 Aug 2011 19:55:44 +0000 (-0400)
Subject: More optimizations of nss_files
X-Git-Tag: upstream/2.30~12148
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=775a77e7e43c75ce3a7960f249eb3b189889ec20;p=external%2Fglibc.git

More optimizations of nss_files
---

diff --git a/ChangeLog b/ChangeLog
index 5af9c0b..fadf296 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,9 @@
 2011-08-20  Ulrich Drepper  <drepper@gmail.com>
 
-	* nss/nss_files/files-alias.c (get_next_alias): Use feof_unlocked.
+	* nss/nss_files/files-alias.c (get_next_alias): Use feof_unlocked
+	and fgetc_unlocked.
+	* nss/nss_files/files-key.c (search): Use fgets_unlocked and
+	getc_unlocked.
 
 	* elf/dl-open.c (add_to_global): Report additions to the global scope
 	for LD_DEBUG=scopes.
diff --git a/nss/nss_files/files-alias.c b/nss/nss_files/files-alias.c
index 0a722b9..714299a 100644
--- a/nss/nss_files/files-alias.c
+++ b/nss/nss_files/files-alias.c
@@ -335,7 +335,7 @@ get_next_alias (const char *match, struct aliasent *result,
 		     just read character.  */
 		  int ch;
 
-		  ch = fgetc (stream);
+		  ch = fgetc_unlocked (stream);
 		  if (ch == EOF || ch == '\n' || !isspace (ch))
 		    {
 		      size_t cnt;
diff --git a/nss/nss_files/files-key.c b/nss/nss_files/files-key.c
index 5c7ad09..fb108c8 100644
--- a/nss/nss_files/files-key.c
+++ b/nss/nss_files/files-key.c
@@ -1,5 +1,5 @@
 /* Public key file parser in nss_files module.
-   Copyright (C) 1996, 1997, 1998, 2006 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 1998, 2006, 2011 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
@@ -33,9 +33,7 @@ extern int xdecrypt (char *, char *);
 static enum nss_status
 search (const char *netname, char *result, int *errnop, int secret)
 {
-  FILE *stream;
-
-  stream = fopen (DATAFILE, "r");
+  FILE *stream = fopen (DATAFILE, "re");
   if (stream == NULL)
     return errno == EAGAIN ? NSS_STATUS_TRYAGAIN : NSS_STATUS_UNAVAIL;
 
@@ -46,7 +44,7 @@ search (const char *netname, char *result, int *errnop, int secret)
       char *save_ptr;
 
       buffer[sizeof (buffer) - 1] = '\xff';
-      p = fgets (buffer, sizeof (buffer), stream);
+      p = fgets_unlocked (buffer, sizeof (buffer), stream);
       if (p == NULL)
 	{
 	  /* End of file or read error.  */
@@ -58,7 +56,7 @@ search (const char *netname, char *result, int *errnop, int secret)
 	{
 	  /* Invalid line in file?  Skip remainder of line.  */
 	  if (buffer[sizeof (buffer) - 2] != '\0')
-	    while (getc (stream) != '\n')
+	    while (getc_unlocked (stream) != '\n')
 	      continue;
 	  continue;
 	}