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-rw-r--r--discover/grub2/blscfg.c17
-rw-r--r--test/parser/Makefile.am1
-rw-r--r--test/parser/test-grub2-blscfg-default-index.c45
3 files changed, 59 insertions, 4 deletions
diff --git a/discover/grub2/blscfg.c b/discover/grub2/blscfg.c
index 5dadd2c..a1076b9 100644
--- a/discover/grub2/blscfg.c
+++ b/discover/grub2/blscfg.c
@@ -20,6 +20,7 @@
struct bls_state {
struct discover_boot_option *opt;
struct grub2_script *script;
+ unsigned int idx;
const char *filename;
const char *title;
const char *version;
@@ -81,19 +82,25 @@ static void bls_process_pair(struct conf_context *conf, const char *name,
}
}
-static bool option_is_default(struct grub2_script *script,
+static bool option_is_default(struct bls_state *state,
struct boot_option *option)
{
+ unsigned int idx;
const char *var;
+ char *end;
- var = script_env_get(script, "default");
+ var = script_env_get(state->script, "default");
if (!var)
return false;
if (!strcmp(var, option->id))
return true;
- return !strcmp(var, option->name);
+ if (!strcmp(var, option->name))
+ return true;
+
+ idx = strtoul(var, &end, 10);
+ return end != var && *end == '\0' && idx == state->idx;
}
static void bls_finish(struct conf_context *conf)
@@ -141,7 +148,7 @@ static void bls_finish(struct conf_context *conf)
opt->dtb = create_grub2_resource(opt, conf->dc->device,
root, state->dtb);
- option->is_default = option_is_default(state->script, option);
+ option->is_default = option_is_default(state, option);
list_add_tail(&state->script->options, &opt->list);
state->script->n_options++;
@@ -176,6 +183,7 @@ int builtin_blscfg(struct grub2_script *script,
int argc __attribute__((unused)),
char *argv[] __attribute__((unused)))
{
+ unsigned int current_idx = script->n_options;
struct discover_context *dc = script->ctx;
struct dirent **bls_entries;
struct conf_context *conf;
@@ -217,6 +225,7 @@ int builtin_blscfg(struct grub2_script *script,
state->script = script;
state->filename = filename;
+ state->idx = current_idx++;
conf->parser_info = state;
rc = parser_request_file(dc, dc->device, filename, &buf, &len);
diff --git a/test/parser/Makefile.am b/test/parser/Makefile.am
index 3479d88..6ff3972 100644
--- a/test/parser/Makefile.am
+++ b/test/parser/Makefile.am
@@ -41,6 +41,7 @@ parser_TESTS = \
test/parser/test-grub2-test-file-ops \
test/parser/test-grub2-single-yocto \
test/parser/test-grub2-blscfg-default-filename \
+ test/parser/test-grub2-blscfg-default-index \
test/parser/test-grub2-blscfg-default-title \
test/parser/test-grub2-blscfg-multiple-bls \
test/parser/test-grub2-blscfg-opts-config \
diff --git a/test/parser/test-grub2-blscfg-default-index.c b/test/parser/test-grub2-blscfg-default-index.c
new file mode 100644
index 0000000..4ef3e2e
--- /dev/null
+++ b/test/parser/test-grub2-blscfg-default-index.c
@@ -0,0 +1,45 @@
+#include "parser-test.h"
+
+#if 0 /* PARSER_EMBEDDED_CONFIG */
+set default=2
+menuentry 'title Fedora (4.15-9-304.fc28.x86_64) 28 (Twenty Eight)' {
+ linux /vmlinuz-4.15-9-301.fc28.x86_64
+}
+
+menuentry 'title Fedora (4.15.6-300.fc28.x86_64) 28 (Twenty Eight)' {
+ linux /vmlinuz-4.15.6-300.fc28.x86_64
+}
+blscfg
+#endif
+
+void run_test(struct parser_test *test)
+{
+ struct discover_boot_option *opt;
+ struct discover_context *ctx;
+
+ test_add_file_string(test, test->ctx->device,
+ "/loader/entries/6c063c8e48904f2684abde8eea303f41-4.15.2-300.fc28.x86_64.conf",
+ "title Fedora (4.15.2-300.fc28.x86_64) 28 (Twenty Eight)\n"
+ "linux /vmlinuz-4.15.2-300.fc28.x86_64\n"
+ "initrd /initramfs-4.15.2-300.fc28.x86_64.img\n"
+ "options root=/dev/mapper/fedora-root ro rd.lvm.lv=fedora/root\n\n");
+
+ test_add_file_string(test, test->ctx->device,
+ "/loader/entries/6c063c8e48904f2684abde8eea303f41-4.14.18-300.fc28.x86_64.conf",
+ "title Fedora (4.14.18-300.fc28.x86_64) 28 (Twenty Eight)\n"
+ "linux /vmlinuz-4.14.18-300.fc28.x86_64\n"
+ "initrd /initramfs-4.14.18-300.fc28.x86_64.img\n"
+ "options root=/dev/mapper/fedora-root ro rd.lvm.lv=fedora/root\n");
+
+ test_read_conf_embedded(test, "/boot/grub2/grub.cfg");
+
+ test_run_parser(test, "grub2");
+
+ ctx = test->ctx;
+
+ opt = get_boot_option(ctx, 2);
+
+ check_name(opt, "Fedora (4.15.2-300.fc28.x86_64) 28 (Twenty Eight)");
+
+ check_is_default(opt);
+}
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