83 lines
2.4 KiB
Diff
83 lines
2.4 KiB
Diff
From: Paulo Flabiano Smorigo <pfsmorigo@br.ibm.com>
|
|
Date: Mon, 9 Jan 2023 18:30:38 -0500
|
|
Subject: Add fw_path variable to detect config file on efi
|
|
|
|
This patch makes grub look for its config file on efi where the app was
|
|
found.
|
|
|
|
Resolves: rhbz#857936, rhbz#1616395
|
|
Co-authored-by: Matthew Garrett
|
|
Co-authored-by: Javier Martinez Canillas <javierm@redhat.com>
|
|
Co-authored-by: Robbie Harwood <rharwood@redhat.com>
|
|
Signed-off-by: Paulo Flabiano Smorigo <pfsmorigo@br.ibm.com>
|
|
Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
|
|
Signed-off-by: Robbie Harwood <rharwood@redhat.com>
|
|
---
|
|
grub-core/kern/main.c | 14 +++++++-------
|
|
grub-core/normal/main.c | 25 ++++++++++++++++++++++++-
|
|
2 files changed, 31 insertions(+), 8 deletions(-)
|
|
|
|
diff --git a/grub-core/kern/main.c b/grub-core/kern/main.c
|
|
index f21376e..0678237 100644
|
|
--- a/grub-core/kern/main.c
|
|
+++ b/grub-core/kern/main.c
|
|
@@ -128,16 +128,16 @@ grub_set_prefix_and_root (void)
|
|
|
|
grub_machine_get_bootlocation (&fwdevice, &fwpath);
|
|
|
|
- if (fwdevice)
|
|
+ if (fwdevice && fwpath)
|
|
{
|
|
- char *cmdpath;
|
|
+ char *fw_path;
|
|
|
|
- cmdpath = grub_xasprintf ("(%s)%s", fwdevice, fwpath ? : "");
|
|
- if (cmdpath)
|
|
+ fw_path = grub_xasprintf ("(%s)/%s", fwdevice, fwpath);
|
|
+ if (fw_path)
|
|
{
|
|
- grub_env_set ("cmdpath", cmdpath);
|
|
- grub_env_export ("cmdpath");
|
|
- grub_free (cmdpath);
|
|
+ grub_env_set ("fw_path", fw_path);
|
|
+ grub_env_export ("fw_path");
|
|
+ grub_free (fw_path);
|
|
}
|
|
}
|
|
|
|
diff --git a/grub-core/normal/main.c b/grub-core/normal/main.c
|
|
index 4f10c00..b1947c7 100644
|
|
--- a/grub-core/normal/main.c
|
|
+++ b/grub-core/normal/main.c
|
|
@@ -320,7 +320,30 @@ grub_cmd_normal (struct grub_command *cmd __attribute__ ((unused)),
|
|
/* Guess the config filename. It is necessary to make CONFIG static,
|
|
so that it won't get broken by longjmp. */
|
|
char *config;
|
|
- const char *prefix;
|
|
+ const char *prefix, *fw_path;
|
|
+
|
|
+ fw_path = grub_env_get ("fw_path");
|
|
+ if (fw_path)
|
|
+ {
|
|
+ config = grub_xasprintf ("%s/grub.cfg", fw_path);
|
|
+ if (config)
|
|
+ {
|
|
+ grub_file_t file;
|
|
+
|
|
+ file = grub_file_open (config, GRUB_FILE_TYPE_CONFIG);
|
|
+ if (file)
|
|
+ {
|
|
+ grub_file_close (file);
|
|
+ grub_enter_normal_mode (config);
|
|
+ }
|
|
+ else
|
|
+ {
|
|
+ /* Ignore all errors. */
|
|
+ grub_errno = 0;
|
|
+ }
|
|
+ grub_free (config);
|
|
+ }
|
|
+ }
|
|
|
|
prefix = grub_env_get ("prefix");
|
|
if (prefix)
|