From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Peter Jones Date: Wed, 11 Apr 2018 13:44:29 -0400 Subject: [PATCH] blscfg: handle multiple initramfs images. Signed-off-by: Peter Jones --- 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 index c0973ff83ea..1e5972422d6 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 {