[PATCH v2 6/9] virsh: Add vshRebootShutdownModeCompleter

[Tomas Meszaros <exo@xxxxxx>]

vshRebootShutdownModeCompleter returns available modes
for reboot/shutdown commands.
---
 tools/virsh.c | 28 ++++++++++++++++++++++++++++
 tools/virsh.h |  1 +
 2 files changed, 29 insertions(+)

diff --git a/tools/virsh.c b/tools/virsh.c
index 85d74ad..965b141 100644
--- a/tools/virsh.c
+++ b/tools/virsh.c
@@ -2578,6 +2578,34 @@ error:
     return NULL;
 }
 
+char **
+vshRebootShutdownModeCompleter(unsigned int unused_flags ATTRIBUTE_UNUSED)
+{
+    const char *modes[] = {"acpi", "agent", "initctl", "signal"};
+    const unsigned int modes_size = ARRAY_CARDINALITY(modes);
+    char **names = NULL;
+    size_t i;
+
+    names = vshMalloc(NULL, sizeof(char *) * (modes_size + 1));
+
+    if (!names)
+        return NULL;
+
+    for (i = 0; i < modes_size; i++) {
+        if (VIR_STRDUP(names[i], modes[i]) < 0)
+            goto cleanup;
+    }
+
+    names[i] = NULL;
+    return names;
+
+cleanup:
+    for (i = 0; names[i]; i++)
+        VIR_FREE(names[i]);
+    VIR_FREE(names);
+    return NULL;
+}
+
 /* -----------------
  * Readline stuff
  * -----------------
diff --git a/tools/virsh.h b/tools/virsh.h
index 6767e65..61510b0 100644
--- a/tools/virsh.h
+++ b/tools/virsh.h
@@ -257,6 +257,7 @@ struct _vshCmdGrp {
 
 char **vshDomainCompleter(unsigned int flags);
 char **vshSuspendTargetCompleter(unsigned int unused_flags);
+char **vshRebootShutdownModeCompleter(unsigned int unused_flags);
 
 void vshError(vshControl *ctl, const char *format, ...)
     ATTRIBUTE_FMT_PRINTF(2, 3);
-- 
1.8.3.1

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