tests/qtest: export qtest_qemu_binary

Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
Reviewed-by: Fabiano Rosas <farosas@suse.de>
Link: https://lore.kernel.org/qemu-devel/1759332851-370353-10-git-send-email-steven.sistare@oracle.com
Signed-off-by: Fabiano Rosas <farosas@suse.de>

tests/qtest/libqtest.c

@@ -357,7 +357,7 @@ void qtest_remove_abrt_handler(void *data)
     }
 }
 
-static const char *qtest_qemu_binary(const char *var)
+const char *qtest_qemu_binary(const char *var)
 {
     const char *qemu_bin;
 

tests/qtest/libqtest.h

@@ -47,6 +47,15 @@ QTestState *qtest_initf(const char *fmt, ...) G_GNUC_PRINTF(1, 2);
  */
 QTestState *qtest_vinitf(const char *fmt, va_list ap) G_GNUC_PRINTF(1, 0);
 
+/**
+ * qtest_qemu_binary:
+ * @var: environment variable name
+ *
+ * Look up @var and return its value as the qemu binary path.
+ * If @var is NULL, look up  the default var name.
+ */
+const char *qtest_qemu_binary(const char *var);
+
 /**
  * qtest_init:
  * @extra_args: other arguments to pass to QEMU.  CAUTION: these