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-rw-r--r--include/qemu-io.h3
-rw-r--r--qemu-io-cmds.c15
-rw-r--r--qemu-io.c8
3 files changed, 25 insertions, 1 deletions
diff --git a/include/qemu-io.h b/include/qemu-io.h
index a418b46a40..7e7c07c09b 100644
--- a/include/qemu-io.h
+++ b/include/qemu-io.h
@@ -42,5 +42,8 @@ bool qemuio_command(BlockDriverState *bs, const char *cmd);
void qemuio_add_command(const cmdinfo_t *ci);
int qemuio_command_usage(const cmdinfo_t *ci);
+void qemuio_complete_command(const char *input,
+ void (*fn)(const char *cmd, void *opaque),
+ void *opaque);
#endif /* QEMU_IO_H */
diff --git a/qemu-io-cmds.c b/qemu-io-cmds.c
index 85e4982bd8..6dfb4a51ae 100644
--- a/qemu-io-cmds.c
+++ b/qemu-io-cmds.c
@@ -94,6 +94,21 @@ static const cmdinfo_t *find_command(const char *cmd)
return NULL;
}
+/* Invoke fn() for commands with a matching prefix */
+void qemuio_complete_command(const char *input,
+ void (*fn)(const char *cmd, void *opaque),
+ void *opaque)
+{
+ cmdinfo_t *ct;
+ size_t input_len = strlen(input);
+
+ for (ct = cmdtab; ct < &cmdtab[ncmds]; ct++) {
+ if (strncmp(input, ct->name, input_len) == 0) {
+ fn(ct->name, opaque);
+ }
+ }
+}
+
static char **breakline(char *input, int *count)
{
int c = 0;
diff --git a/qemu-io.c b/qemu-io.c
index d7c26d3ed0..fdc46a97e8 100644
--- a/qemu-io.c
+++ b/qemu-io.c
@@ -236,9 +236,15 @@ static void readline_func(void *opaque, const char *str, void *readline_opaque)
*line = g_strdup(str);
}
+static void completion_match(const char *cmd, void *opaque)
+{
+ readline_add_completion(readline_state, cmd);
+}
+
static void readline_completion_func(void *opaque, const char *str)
{
- /* No command or argument completion implemented yet */
+ readline_set_completion_index(readline_state, strlen(str));
+ qemuio_complete_command(str, completion_match, NULL);
}
static char *fetchline_readline(void)