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[Qemu-devel] [PATCH 2/4] QemuOpts: dump config.
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [PATCH 2/4] QemuOpts: dump config. |
Date: |
Wed, 14 Oct 2009 10:39:26 +0200 |
Add a function to write the QemuOpts configuration to a git-style
config file.
Signed-off-by: Gerd Hoffmann <address@hidden>
---
qemu-config.c | 39 +++++++++++++++++++++++++++++++++++++++
qemu-config.h | 2 ++
2 files changed, 41 insertions(+), 0 deletions(-)
diff --git a/qemu-config.c b/qemu-config.c
index f02dd42..fa236e9 100644
--- a/qemu-config.c
+++ b/qemu-config.c
@@ -238,3 +238,42 @@ int qemu_set_option(const char *str)
return 0;
}
+struct ConfigWriteData {
+ QemuOptsList *list;
+ FILE *fp;
+};
+
+static int config_write_opt(const char *name, const char *value, void *opaque)
+{
+ struct ConfigWriteData *data = opaque;
+
+ fprintf(data->fp, " %s = \"%s\"\n", name, value);
+ return 0;
+}
+
+static int config_write_opts(QemuOpts *opts, void *opaque)
+{
+ struct ConfigWriteData *data = opaque;
+ const char *id = qemu_opts_id(opts);
+
+ if (id) {
+ fprintf(data->fp, "[%s \"%s\"]\n", data->list->name, id);
+ } else {
+ fprintf(data->fp, "[%s]\n", data->list->name);
+ }
+ qemu_opt_foreach(opts, config_write_opt, data, 0);
+ fprintf(data->fp, "\n");
+ return 0;
+}
+
+void qemu_config_write(FILE *fp)
+{
+ struct ConfigWriteData data = { .fp = fp };
+ int i;
+
+ fprintf(fp, "# qemu config file\n\n");
+ for (i = 0; lists[i] != NULL; i++) {
+ data.list = lists[i];
+ qemu_opts_foreach(data.list, config_write_opts, &data, 0);
+ }
+}
diff --git a/qemu-config.h b/qemu-config.h
index cdad5ac..33fce7e 100644
--- a/qemu-config.h
+++ b/qemu-config.h
@@ -9,4 +9,6 @@ extern QemuOptsList qemu_rtc_opts;
int qemu_set_option(const char *str);
+void qemu_config_write(FILE *fp);
+
#endif /* QEMU_CONFIG_H */
--
1.6.2.5
- [Qemu-devel] [PATCH 0/4] QemuOpts: config file support., Gerd Hoffmann, 2009/10/14
- [Qemu-devel] [PATCH 1/4] QemuOpts: add find_list(), Gerd Hoffmann, 2009/10/14
- [Qemu-devel] [PATCH 4/4] QemuOpts: command line switches for the config file., Gerd Hoffmann, 2009/10/14
- [Qemu-devel] [PATCH 3/4] QemuOpts: parse config from file., Gerd Hoffmann, 2009/10/14
- [Qemu-devel] [PATCH 2/4] QemuOpts: dump config.,
Gerd Hoffmann <=
- Re: [Qemu-devel] [PATCH 0/4] QemuOpts: config file support., Anthony Liguori, 2009/10/14
- Re: [Qemu-devel] [PATCH 0/4] QemuOpts: config file support., Anthony Liguori, 2009/10/14