grub2/0140-blscfg-handle-multiple-initramfs-images.patch

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Peter Jones <pjones@redhat.com>
Date: Wed, 11 Apr 2018 13:44:29 -0400
Subject: [PATCH] blscfg: handle multiple initramfs images.
Signed-off-by: Peter Jones <pjones@redhat.com>
---
grub-core/commands/blscfg.c | 54 ++++++++++++++++++++++++++++++++++++---------
1 file changed, 44 insertions(+), 10 deletions(-)
diff --git a/grub-core/commands/blscfg.c b/grub-core/commands/blscfg.c
2018-07-17 14:47:42 +00:00
index e775c6b8794..6ab85df6b3a 100644
--- a/grub-core/commands/blscfg.c
+++ b/grub-core/commands/blscfg.c
@@ -587,6 +587,7 @@ static void create_entry (struct bls_entry *entry, const char *cfgfile)
char *title = NULL;
char *clinux = NULL;
char *options = NULL;
+ char **initrds = NULL;
char *initrd = NULL;
char *id = NULL;
char *hotkey = NULL;
@@ -609,7 +610,7 @@ static void create_entry (struct bls_entry *entry, const char *cfgfile)
title = bls_get_val (entry, "title", NULL);
options = bls_get_val (entry, "options", NULL);
- initrd = bls_get_val (entry, "initrd", NULL);
+ initrds = bls_make_list (entry, "initrd", NULL);
id = bls_get_val (entry, "id", NULL);
hotkey = bls_get_val (entry, "grub_hotkey", NULL);
@@ -624,30 +625,63 @@ static void create_entry (struct bls_entry *entry, const char *cfgfile)
argv[i] = args[i-1];
argv[argc] = NULL;
- grub_dprintf("blscfg", "adding menu entry for \"%s\"\n", title);
+ grub_dprintf ("blscfg", "adding menu entry for \"%s\"\n", title);
+ if (initrds)
+ {
+ int initrd_size = sizeof (GRUB_INITRD_CMD);
+ char *tmp;
+
+ for (i = 0; initrds != NULL && initrds[i] != NULL; i++)
+ initrd_size += sizeof (" " GRUB_BOOT_DEVICE) \
+ + grub_strlen (initrds[i]) + 1;
+ initrd_size += 1;
+
+ initrd = grub_malloc (initrd_size);
+ if (!initrd)
+ {
+ grub_error (GRUB_ERR_OUT_OF_MEMORY, N_("out of memory"));
+ goto finish;
+ }
+
+
+ tmp = grub_stpcpy(initrd, GRUB_INITRD_CMD);
+ for (i = 0; initrds != NULL && initrds[i] != NULL; i++)
+ {
+ grub_dprintf ("blscfg", "adding initrd %s\n", initrds[i]);
+ tmp = grub_stpcpy (tmp, " " GRUB_BOOT_DEVICE);
+ tmp = grub_stpcpy (tmp, initrds[i]);
+ }
+ tmp = grub_stpcpy (tmp, "\n");
+ }
+
src = grub_xasprintf ("load_video\n"
"set gfx_payload=keep\n"
"insmod gzio\n"
GRUB_LINUX_CMD " %s%s%s%s\n"
- "%s%s%s%s",
+ "%s",
GRUB_BOOT_DEVICE, clinux, options ? " " : "", options ? options : "",
- initrd ? GRUB_INITRD_CMD " " : "", initrd ? GRUB_BOOT_DEVICE : "", initrd ? initrd : "", initrd ? "\n" : "");
+ initrd ? initrd : "");
grub_normal_add_menu_entry (argc, argv, classes, id, users, hotkey, NULL, src, 0);
finish:
+ if (initrd)
+ grub_free (initrd);
+
+ if (initrds)
+ grub_free (initrds);
+
if (classes)
- grub_free (classes);
- grub_dprintf("blscfg", "%s got here\n", __func__);
+ grub_free (classes);
+
if (args)
- grub_free (args);
+ grub_free (args);
if (argv)
- grub_free (argv);
+ grub_free (argv);
if (src)
- grub_free (src);
- grub_dprintf("blscfg", "%s got here\n", __func__);
+ grub_free (src);
}
struct find_entry_info {