error: add error_setg_file_open() helper

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Acked-by: Kevin Wolf <kwolf@redhat.com>

diff --git a/include/qapi/error.h b/include/qapi/error.h
index 5cd2f0c302508c40a560ed06d3f9b6b6db63c4f0..ffd1cea47728e9928cc48aa6637ed2bfdbf21b26 100644 (file)
--- a/include/qapi/error.h
+++ b/include/qapi/error.h
@@ -44,6 +44,11 @@ void error_set_errno(Error **err, int os_error, ErrorClass err_class, const char
 #define error_setg_errno(err, os_error, fmt, ...) \
     error_set_errno(err, os_error, ERROR_CLASS_GENERIC_ERROR, fmt, ## __VA_ARGS__)
 
+/**
+ * Helper for open() errors
+ */
+void error_setg_file_open(Error **errp, int os_errno, const char *filename);
+
 /**
  * Returns true if an indirect pointer to an error is pointing to a valid
  * error object.

diff --git a/util/error.c b/util/error.c
index 519f6b6ce00d777c261d761228e9874c8f3ac088..53b04354aef02d832a4207c39a5b1e9171946317 100644 (file)
--- a/util/error.c
+++ b/util/error.c
@@ -71,6 +71,11 @@ void error_set_errno(Error **errp, int os_errno, ErrorClass err_class,
     *errp = err;
 }
 
+void error_setg_file_open(Error **errp, int os_errno, const char *filename)
+{
+    error_setg_errno(errp, os_errno, "Could not open '%s'", filename);
+}
+
 Error *error_copy(const Error *err)
 {
     Error *err_new;