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-rw-r--r--qemu-options.hx2
-rw-r--r--vl.c13
2 files changed, 14 insertions, 1 deletions
diff --git a/qemu-options.hx b/qemu-options.hx
index 0e42ba55be..17f15ad1fe 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -3214,6 +3214,8 @@ STEXI
@item -L @var{path}
@findex -L
Set the directory for the BIOS, VGA BIOS and keymaps.
+
+To list all the data directories, use @code{-L help}.
ETEXI
DEF("bios", HAS_ARG, QEMU_OPTION_bios, \
diff --git a/vl.c b/vl.c
index 45eff5661b..fb18821fb9 100644
--- a/vl.c
+++ b/vl.c
@@ -2968,6 +2968,7 @@ int main(int argc, char **argv, char **envp)
FILE *vmstate_dump_file = NULL;
Error *main_loop_err = NULL;
Error *err = NULL;
+ bool list_data_dirs = false;
qemu_init_cpu_loop();
qemu_mutex_lock_iothread();
@@ -3354,7 +3355,9 @@ int main(int argc, char **argv, char **envp)
add_device_config(DEV_GDB, optarg);
break;
case QEMU_OPTION_L:
- if (data_dir_idx < ARRAY_SIZE(data_dir)) {
+ if (is_help_option(optarg)) {
+ list_data_dirs = true;
+ } else if (data_dir_idx < ARRAY_SIZE(data_dir)) {
data_dir[data_dir_idx++] = optarg;
}
break;
@@ -4086,6 +4089,14 @@ int main(int argc, char **argv, char **envp)
data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
}
+ /* -L help lists the data directories and exits. */
+ if (list_data_dirs) {
+ for (i = 0; i < data_dir_idx; i++) {
+ printf("%s\n", data_dir[i]);
+ }
+ exit(0);
+ }
+
smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */