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[Qemu-devel] [PATCH 12/18] QemuOpts: Add qemu_opt_unset()
From: |
Kevin Wolf |
Subject: |
[Qemu-devel] [PATCH 12/18] QemuOpts: Add qemu_opt_unset() |
Date: |
Tue, 23 Jul 2013 15:03:20 +0200 |
Signed-off-by: Kevin Wolf <address@hidden>
---
include/qemu/option.h | 1 +
util/qemu-option.c | 14 ++++++++++++++
2 files changed, 15 insertions(+)
diff --git a/include/qemu/option.h b/include/qemu/option.h
index a83c700..13f5e72 100644
--- a/include/qemu/option.h
+++ b/include/qemu/option.h
@@ -120,6 +120,7 @@ bool qemu_opt_has_help_opt(QemuOpts *opts);
bool qemu_opt_get_bool(QemuOpts *opts, const char *name, bool defval);
uint64_t qemu_opt_get_number(QemuOpts *opts, const char *name, uint64_t
defval);
uint64_t qemu_opt_get_size(QemuOpts *opts, const char *name, uint64_t defval);
+int qemu_opt_unset(QemuOpts *opts, const char *name);
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);
diff --git a/util/qemu-option.c b/util/qemu-option.c
index e0ef426..5d686c8 100644
--- a/util/qemu-option.c
+++ b/util/qemu-option.c
@@ -593,6 +593,20 @@ static const QemuOptDesc *find_desc_by_name(const
QemuOptDesc *desc,
return NULL;
}
+int qemu_opt_unset(QemuOpts *opts, const char *name)
+{
+ QemuOpt *opt = qemu_opt_find(opts, name);
+
+ assert(opts_accepts_any(opts));
+
+ if (opt == NULL) {
+ return -1;
+ } else {
+ qemu_opt_del(opt);
+ return 0;
+ }
+}
+
static void opt_set(QemuOpts *opts, const char *name, const char *value,
bool prepend, Error **errp)
{
--
1.8.1.4
[Qemu-devel] [PATCH 12/18] QemuOpts: Add qemu_opt_unset(),
Kevin Wolf <=
[Qemu-devel] [PATCH 15/18] blockdev: Rename 'readonly' option to 'read-only', Kevin Wolf, 2013/07/23
[Qemu-devel] [PATCH 14/18] qcow2: Use dashes instead of underscores in options, Kevin Wolf, 2013/07/23
[Qemu-devel] [PATCH 16/18] blockdev: Split up 'cache' option, Kevin Wolf, 2013/07/23
[Qemu-devel] [PATCH 17/18] Implement qdict_flatten(), Kevin Wolf, 2013/07/23