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From 8a7b98011d7a26e4e73b8b772921e011e4da3aa1 Mon Sep 17 00:00:00 2001
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From: Vladimir Serbinenko <phcoder@gmail.com>
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Date: Sat, 18 Jan 2014 19:54:09 +0100
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Subject: [PATCH 032/261] * grub-core/normal/main.c (read_config_file): Buffer
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config file. Reduces boot time.
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---
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ChangeLog | 5 +++++
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grub-core/normal/main.c | 14 +++++++++++---
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2 files changed, 16 insertions(+), 3 deletions(-)
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diff --git a/ChangeLog b/ChangeLog
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index c3bfa9fcb..c84f7e7cc 100644
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--- a/ChangeLog
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+++ b/ChangeLog
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@@ -1,3 +1,8 @@
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+2014-01-18 Vladimir Serbinenko <phcoder@gmail.com>
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+
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+ * grub-core/normal/main.c (read_config_file): Buffer config file.
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+ Reduces boot time.
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+
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2014-01-18 Andrey Borzenkov <arvidjaar@gmail.com>
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* acinclude.m4 (grub_CHECK_LINK_DIR): Check that we can also remove
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diff --git a/grub-core/normal/main.c b/grub-core/normal/main.c
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index c36663f73..3a926fc5f 100644
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--- a/grub-core/normal/main.c
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+++ b/grub-core/normal/main.c
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@@ -32,6 +32,7 @@
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#include <grub/i18n.h>
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#include <grub/charset.h>
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#include <grub/script_sh.h>
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+#include <grub/bufio.h>
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GRUB_MOD_LICENSE ("GPLv3+");
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@@ -104,7 +105,7 @@ read_config_file_getline (char **line, int cont __attribute__ ((unused)),
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static grub_menu_t
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read_config_file (const char *config)
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{
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- grub_file_t file;
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+ grub_file_t rawfile, file;
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char *old_file = 0, *old_dir = 0;
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char *config_dir, *ptr = 0;
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const char *ctmp;
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@@ -122,10 +123,17 @@ read_config_file (const char *config)
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}
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/* Try to open the config file. */
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- file = grub_file_open (config);
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- if (! file)
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+ rawfile = grub_file_open (config);
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+ if (! rawfile)
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return 0;
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+ file = grub_bufio_open (rawfile, 0);
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+ if (! file)
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+ {
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+ grub_file_close (file);
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+ return 0;
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+ }
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+
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ctmp = grub_env_get ("config_file");
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if (ctmp)
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old_file = grub_strdup (ctmp);
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--
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2.13.5
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