[Qemu-devel] [PATCH v3 5/5] spice-qemu-char: convert some functions to use Error API

[zhanghailiang]

Signed-off-by: zhanghailiang <zhang.zhanghaili...@huawei.com>
---
 include/ui/qemu-spice.h     |  2 +-
 qemu-char.c                 |  2 +-
 spice-qemu-char.c           | 12 ++++++------
 stubs/qemu-chr-open-spice.c |  2 +-
 4 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/include/ui/qemu-spice.h b/include/ui/qemu-spice.h
index a93b4b2..33882aa 100644
--- a/include/ui/qemu-spice.h
+++ b/include/ui/qemu-spice.h
@@ -48,7 +48,7 @@ int qemu_spice_migrate_info(const char *hostname, int port, 
int tls_port,
 void do_info_spice_print(Monitor *mon, const QObject *data);
 void do_info_spice(Monitor *mon, QObject **ret_data);
 
-CharDriverState *qemu_chr_open_spice_vmc(const char *type);
+CharDriverState *qemu_chr_open_spice_vmc(const char *type, Error **errp);
 #if SPICE_SERVER_VERSION >= 0x000c02
 CharDriverState *qemu_chr_open_spice_port(const char *name);
 void qemu_spice_register_ports(void);
diff --git a/qemu-char.c b/qemu-char.c
index a1d25c7..df24c65 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -4256,7 +4256,7 @@ ChardevReturn *qmp_chardev_add(const char *id, 
ChardevBackend *backend,
 #endif
 #ifdef CONFIG_SPICE
     case CHARDEV_BACKEND_KIND_SPICEVMC:
-        chr = qemu_chr_open_spice_vmc(backend->spicevmc->type);
+        chr = qemu_chr_open_spice_vmc(backend->spicevmc->type, errp);
         break;
     case CHARDEV_BACKEND_KIND_SPICEPORT:
         chr = qemu_chr_open_spice_port(backend->spiceport->fqdn);
diff --git a/spice-qemu-char.c b/spice-qemu-char.c
index d3c1f5c..721c895 100644
--- a/spice-qemu-char.c
+++ b/spice-qemu-char.c
@@ -249,16 +249,16 @@ static void print_allowed_subtypes(void)
     const char** psubtype;
     int i;
 
-    fprintf(stderr, "allowed names: ");
+    error_printf("allowed names: ");
     for(i=0, psubtype = spice_server_char_device_recognized_subtypes();
         *psubtype != NULL; ++psubtype, ++i) {
         if (i == 0) {
-            fprintf(stderr, "%s", *psubtype);
+            error_printf("%s", *psubtype);
         } else {
-            fprintf(stderr, ", %s", *psubtype);
+            error_printf(", %s", *psubtype);
         }
     }
-    fprintf(stderr, "\n");
+    error_printf("\n");
 }
 
 static CharDriverState *chr_open(const char *subtype,
@@ -286,7 +286,7 @@ static CharDriverState *chr_open(const char *subtype,
     return chr;
 }
 
-CharDriverState *qemu_chr_open_spice_vmc(const char *type)
+CharDriverState *qemu_chr_open_spice_vmc(const char *type, Error **errp)
 {
     const char **psubtype = spice_server_char_device_recognized_subtypes();
 
@@ -296,7 +296,7 @@ CharDriverState *qemu_chr_open_spice_vmc(const char *type)
         }
     }
     if (*psubtype == NULL) {
-        fprintf(stderr, "spice-qemu-char: unsupported type: %s\n", type);
+        error_setg(errp, "spice-qemu-char: unsupported type: %s", type);
         print_allowed_subtypes();
         return NULL;
     }
diff --git a/stubs/qemu-chr-open-spice.c b/stubs/qemu-chr-open-spice.c
index f1c4849..55826ed 100644
--- a/stubs/qemu-chr-open-spice.c
+++ b/stubs/qemu-chr-open-spice.c
@@ -1,7 +1,7 @@
 #include "qemu-common.h"
 #include "ui/qemu-spice.h"
 
-CharDriverState *qemu_chr_open_spice_vmc(const char *type)
+CharDriverState *qemu_chr_open_spice_vmc(const char *type, Error **errp)
 {
     return NULL;
 }
-- 
1.7.12.4