diff options
Diffstat (limited to '')
| -rw-r--r-- | debian/patches/default-grub-d.patch | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/debian/patches/default-grub-d.patch b/debian/patches/default-grub-d.patch new file mode 100644 index 0000000..f7ca596 --- /dev/null +++ b/debian/patches/default-grub-d.patch @@ -0,0 +1,209 @@ +From 4dff7f7df2853c519c4b0f59ff224c0b31f8223e Mon Sep 17 00:00:00 2001 +From: Colin Watson <cjwatson@ubuntu.com> +Date: Mon, 13 Jan 2014 12:13:10 +0000 +Subject: Read /etc/default/grub.d/*.cfg after /etc/default/grub + +Bug-Ubuntu: https://bugs.launchpad.net/bugs/901600 +Forwarded: no +Last-Update: 2021-09-24 + +Patch-Name: default-grub-d.patch +--- + grub-core/osdep/unix/config.c | 128 ++++++++++++++++++++++++++++------ + util/grub-mkconfig.in | 5 ++ + 2 files changed, 112 insertions(+), 21 deletions(-) + +diff --git a/grub-core/osdep/unix/config.c b/grub-core/osdep/unix/config.c +index 7d6325138..545d64b4c 100644 +--- a/grub-core/osdep/unix/config.c ++++ b/grub-core/osdep/unix/config.c +@@ -24,6 +24,9 @@ + #include <grub/emu/config.h> + #include <grub/util/install.h> + #include <grub/util/misc.h> ++#include <grub/list.h> ++#include <grub/safemath.h> ++#include <assert.h> + #include <string.h> + #include <sys/types.h> + #include <sys/wait.h> +@@ -61,13 +64,27 @@ grub_util_get_localedir (void) + return LOCALEDIR; + } + ++struct cfglist ++{ ++ struct cfglist *next; ++ struct cfglist *prev; ++ char *path; ++}; ++ + void + grub_util_load_config (struct grub_util_config *cfg) + { + pid_t pid; + const char *argv[4]; +- char *script, *ptr; ++ char *script = NULL, *ptr; + const char *cfgfile, *iptr; ++ char *cfgdir; ++ grub_util_fd_dir_t d; ++ struct cfglist *cfgpaths = NULL, *cfgpath, *next_cfgpath; ++ int num_cfgpaths = 0; ++ size_t len_cfgpaths = 0; ++ char **sorted_cfgpaths = NULL; ++ int i; + FILE *f = NULL; + int fd; + const char *v; +@@ -83,29 +100,88 @@ grub_util_load_config (struct grub_util_config *cfg) + cfg->grub_distributor = xstrdup (v); + + cfgfile = grub_util_get_config_filename (); +- if (!grub_util_is_regular (cfgfile)) +- return; ++ if (grub_util_is_regular (cfgfile)) ++ { ++ size_t sz; ++ ++ ++num_cfgpaths; ++ sz = strlen (cfgfile); ++ if (grub_mul (sz, 4, &sz) || ++ grub_add (sz, sizeof (". ''; ") - 1, &sz) || ++ grub_add (len_cfgpaths, sz, &len_cfgpaths)) ++ grub_util_error ("%s", _("overflow is detected")); ++ } ++ ++ cfgdir = xasprintf ("%s.d", cfgfile); ++ d = grub_util_fd_opendir (cfgdir); ++ if (d) ++ { ++ grub_util_fd_dirent_t de; ++ ++ while ((de = grub_util_fd_readdir (d))) ++ { ++ const char *ext = strrchr (de->d_name, '.'); ++ size_t sz; ++ ++ if (!ext || strcmp (ext, ".cfg") != 0) ++ continue; ++ ++ cfgpath = xmalloc (sizeof (*cfgpath)); ++ cfgpath->path = grub_util_path_concat (2, cfgdir, de->d_name); ++ grub_list_push (GRUB_AS_LIST_P (&cfgpaths), GRUB_AS_LIST (cfgpath)); ++ ++num_cfgpaths; ++ sz = strlen (cfgpath->path); ++ if (grub_mul (sz, 4, &sz) || ++ grub_add (sz, sizeof (". ''; ") - 1, &sz) || ++ grub_add (len_cfgpaths, sz, &len_cfgpaths)) ++ grub_util_error ("%s", _("overflow is detected")); ++ } ++ grub_util_fd_closedir (d); ++ } ++ ++ if (num_cfgpaths == 0) ++ goto out; ++ ++ sorted_cfgpaths = xcalloc (num_cfgpaths, sizeof (*sorted_cfgpaths)); ++ i = 0; ++ if (grub_util_is_regular (cfgfile)) ++ sorted_cfgpaths[i++] = xstrdup (cfgfile); ++ FOR_LIST_ELEMENTS_SAFE (cfgpath, next_cfgpath, cfgpaths) ++ { ++ sorted_cfgpaths[i++] = cfgpath->path; ++ free (cfgpath); ++ } ++ assert (i == num_cfgpaths); ++ qsort (sorted_cfgpaths + 1, num_cfgpaths - 1, sizeof (*sorted_cfgpaths), ++ (int (*) (const void *, const void *)) strcmp); + + argv[0] = "sh"; + argv[1] = "-c"; + +- script = xcalloc (4, strlen (cfgfile) + 300); ++ if (grub_add (len_cfgpaths, 300, &len_cfgpaths)) ++ grub_util_error ("%s", _("overflow is detected")); ++ script = xmalloc (len_cfgpaths); + + ptr = script; +- memcpy (ptr, ". '", 3); +- ptr += 3; +- for (iptr = cfgfile; *iptr; iptr++) ++ for (i = 0; i < num_cfgpaths; i++) + { +- if (*iptr == '\\') ++ memcpy (ptr, ". '", 3); ++ ptr += 3; ++ for (iptr = sorted_cfgpaths[i]; *iptr; iptr++) + { +- memcpy (ptr, "'\\''", 4); +- ptr += 4; +- continue; ++ if (*iptr == '\\') ++ { ++ memcpy (ptr, "'\\''", 4); ++ ptr += 4; ++ continue; ++ } ++ *ptr++ = *iptr; + } +- *ptr++ = *iptr; ++ memcpy (ptr, "'; ", 3); ++ ptr += 3; + } + +- strcpy (ptr, "'; printf \"GRUB_ENABLE_CRYPTODISK=%s\\nGRUB_DISTRIBUTOR=%s\\n\" " ++ strcpy (ptr, "printf \"GRUB_ENABLE_CRYPTODISK=%s\\nGRUB_DISTRIBUTOR=%s\\n\" " + "\"$GRUB_ENABLE_CRYPTODISK\" \"$GRUB_DISTRIBUTOR\""); + + argv[2] = script; +@@ -125,15 +201,25 @@ grub_util_load_config (struct grub_util_config *cfg) + waitpid (pid, NULL, 0); + } + if (f) +- return; ++ goto out; + +- f = grub_util_fopen (cfgfile, "r"); +- if (f) ++ for (i = 0; i < num_cfgpaths; i++) + { +- grub_util_parse_config (f, cfg, 0); +- fclose (f); ++ f = grub_util_fopen (sorted_cfgpaths[i], "r"); ++ if (f) ++ { ++ grub_util_parse_config (f, cfg, 0); ++ fclose (f); ++ } ++ else ++ grub_util_warn (_("cannot open configuration file `%s': %s"), ++ cfgfile, strerror (errno)); + } +- else +- grub_util_warn (_("cannot open configuration file `%s': %s"), +- cfgfile, strerror (errno)); ++ ++out: ++ free (script); ++ for (i = 0; i < num_cfgpaths; i++) ++ free (sorted_cfgpaths[i]); ++ free (sorted_cfgpaths); ++ free (cfgdir); + } +diff --git a/util/grub-mkconfig.in b/util/grub-mkconfig.in +index 0fd618e35..0265a5a66 100644 +--- a/util/grub-mkconfig.in ++++ b/util/grub-mkconfig.in +@@ -160,6 +160,11 @@ fi + if test -f ${sysconfdir}/default/grub ; then + . ${sysconfdir}/default/grub + fi ++for x in ${sysconfdir}/default/grub.d/*.cfg ; do ++ if [ -e "${x}" ]; then ++ . "${x}" ++ fi ++done + + if [ "x${GRUB_DISABLE_UUID}" = "xtrue" ]; then + if [ -z "${GRUB_DISABLE_LINUX_UUID}" ]; then |