---
src/bhyve/bhyve_capabilities.c | 37 +++++++++++++++++++++++++++++++++++++
src/bhyve/bhyve_capabilities.h | 3 +++
2 files changed, 40 insertions(+)
diff --git a/src/bhyve/bhyve_capabilities.c b/src/bhyve/bhyve_capabilities.c
index 132ce91..6e9a943 100644
--- a/src/bhyve/bhyve_capabilities.c
+++ b/src/bhyve/bhyve_capabilities.c
@@ -23,6 +23,7 @@
#include <sys/utsname.h>
#include "viralloc.h"
+#include "virfile.h"
#include "virlog.h"
#include "virstring.h"
#include "cpu/cpu.h"
@@ -104,3 +105,39 @@ virBhyveCapsBuild(void)
virObjectUnref(caps);
return NULL;
}
+
+int
+virBhyveProbeGrubCaps(unsigned *caps)
+{
+ char *binary, *help;
+ virCommandPtr cmd;
+ int ret, exit;
+
+ ret = 0;
+ *caps = 0;
+ cmd = NULL;
+ help = NULL;
+
+ binary = virFindFileInPath("grub-bhyve");
+ if (binary == NULL)
+ goto out;
+ if (!virFileIsExecutable(binary))
+ goto out;
+
+ cmd = virCommandNew(binary);
+ virCommandAddArg(cmd, "--help");
+ virCommandSetOutputBuffer(cmd, &help);
+ if (virCommandRun(cmd, &exit) < 0) {
+ ret = -1;
+ goto out;
+ }
+
+ if (strstr(help, "--cons-dev") != NULL)
+ *caps |= BHYVE_GRUB_CAP_CONSDEV;
+
+ out:
+ VIR_FREE(help);
+ virCommandFree(cmd);
+ VIR_FREE(binary);
+ return ret;
+}
diff --git a/src/bhyve/bhyve_capabilities.h b/src/bhyve/bhyve_capabilities.h
index c52e0d0..f4ebd90 100644
--- a/src/bhyve/bhyve_capabilities.h
+++ b/src/bhyve/bhyve_capabilities.h
@@ -26,4 +26,7 @@
virCapsPtr virBhyveCapsBuild(void);
+# define BHYVE_GRUB_CAP_CONSDEV 0x00000001
+int virBhyveProbeGrubCaps(unsigned *caps);
+
#endif
--
1.9.3