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[Qemu-devel] [PATCH 1/3] qdev: Add help for device properties
From: |
Stefan Weil |
Subject: |
[Qemu-devel] [PATCH 1/3] qdev: Add help for device properties |
Date: |
Wed, 20 Jan 2010 22:58:33 +0100 |
When called with property "?", a list of supported
properties will be printed (instead of an error message).
This is useful for command lines like
qemu -device e1000,?
and was already standard for other options like model=?
Signed-off-by: Stefan Weil <address@hidden>
---
hw/qdev-properties.c | 15 +++++++++++++--
1 files changed, 13 insertions(+), 2 deletions(-)
diff --git a/hw/qdev-properties.c b/hw/qdev-properties.c
index 277ff9e..8547ad2 100644
--- a/hw/qdev-properties.c
+++ b/hw/qdev-properties.c
@@ -544,8 +544,19 @@ int qdev_prop_parse(DeviceState *dev, const char *name,
const char *value)
prop = qdev_prop_find(dev, name);
if (!prop) {
- fprintf(stderr, "property \"%s.%s\" not found\n",
- dev->info->name, name);
+ if (strcmp(name, "?") != 0) {
+ fprintf(stderr, "property \"%s.%s\" not found\n",
+ dev->info->name, name);
+ } else {
+ fprintf(stderr, "supported properties:\n");
+ if (dev->info->props != NULL) {
+ Property *props = dev->info->props;
+ while (props->name) {
+ fprintf(stderr, "%s.%s\n", dev->info->name, props->name);
+ props++;
+ }
+ }
+ }
return -1;
}
if (!prop->info->parse) {
--
1.6.5
- [Qemu-devel] [PATCH] Documentation: Add missing documentation for qdev related command line options, Stefan Weil, 2010/01/16
- Re: [Qemu-devel] [PATCH] Documentation: Add missing documentation for qdev related command line options, Markus Armbruster, 2010/01/18
- [Qemu-devel] Re: [PATCH] Documentation: Add missing documentation for qdev related command line options, Michael S. Tsirkin, 2010/01/19
- [Qemu-devel] [PATCH 1/3] qdev: Add help for device properties,
Stefan Weil <=
- [Qemu-devel] [PATCH 2/3] qdev: Add help for property value, Stefan Weil, 2010/01/20
- [Qemu-devel] [PATCH 3/3] Documentation: Improve command line help for -device option, Stefan Weil, 2010/01/20
- Re: [Qemu-devel] [PATCH 2/3] qdev: Add help for property value, Markus Armbruster, 2010/01/21
- Re: [Qemu-devel] [PATCH 1/3] qdev: Add help for device properties, Markus Armbruster, 2010/01/21
- Re: [Qemu-devel] [PATCH 1/3] qdev: Add help for device properties, Markus Armbruster, 2010/01/21
- Re: [Qemu-devel] [PATCH 1/3] qdev: Add help for device properties, Gerd Hoffmann, 2010/01/21
Re: [Qemu-devel] [PATCH] Documentation: Add missing documentation for qdev related command line options, Anthony Liguori, 2010/01/20