[Qemu-devel] [RFC v2 6/7] create new function: qemu_opt_set_number

[Dong Xu Wang <wdongxu@linux.vnet.ibm.com>]

Signed-off-by: Dong Xu Wang <wdongxu@linux.vnet.ibm.com>
---
 qemu-option.c |    8 ++++++++
 qemu-option.h |    1 +
 2 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/qemu-option.c b/qemu-option.c
index 818408b..2b52576 100644
--- a/qemu-option.c
+++ b/qemu-option.c
@@ -678,6 +678,14 @@ int qemu_opt_set_bool(QemuOpts *opts, const char *name, bool val)
     return qemu_opt_set(opts, name, val ? "on" : "off");
 }
 
+int qemu_opt_set_number(QemuOpts *opts, const char *name, int64_t val)
+{
+    char buffer[1024];
+    snprintf(buffer, sizeof(buffer), "%" PRId64, val);
+    return qemu_opt_set(opts, name, buffer);
+}
+
+
 int qemu_opt_foreach(QemuOpts *opts, qemu_opt_loopfunc func, void *opaque,
                      int abort_on_failure)
 {
diff --git a/qemu-option.h b/qemu-option.h
index b0f8d1e..002dd07 100644
--- a/qemu-option.h
+++ b/qemu-option.h
@@ -126,6 +126,7 @@ int qemu_opt_set(QemuOpts *opts, const char *name, const char *value);
 void qemu_opt_set_err(QemuOpts *opts, const char *name, const char *value,
                       Error **errp);
 int qemu_opt_set_bool(QemuOpts *opts, const char *name, bool val);
+int qemu_opt_set_number(QemuOpts *opts, const char *name, int64_t val);
 typedef int (*qemu_opt_loopfunc)(const char *name, const char *value, void *opaque);
 int qemu_opt_foreach(QemuOpts *opts, qemu_opt_loopfunc func, void *opaque,
                      int abort_on_failure);
-- 
1.7.1