[Qemu-devel] [PULL 25/38] error: Consistently name Error ** objects errp, and not err

[Luiz Capitulino <lcapitulino@redhat.com>]

From: Markus Armbruster <armbru@redhat.com>

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
---
 include/qapi/error.h | 27 ++++++++++++++++-----------
 util/error.c         |  8 ++++----
 2 files changed, 20 insertions(+), 15 deletions(-)

diff --git a/include/qapi/error.h b/include/qapi/error.h
index c0f0c3b..7995801 100644
--- a/include/qapi/error.h
+++ b/include/qapi/error.h
@@ -27,14 +27,16 @@ typedef struct Error Error;
  * printf-style human message.  This function is not meant to be used outside
  * of QEMU.
  */
-void error_set(Error **err, ErrorClass err_class, const char *fmt, ...) GCC_FMT_ATTR(3, 4);
+void error_set(Error **errp, ErrorClass err_class, const char *fmt, ...)
+    GCC_FMT_ATTR(3, 4);
 
 /**
  * Set an indirect pointer to an error given a ErrorClass value and a
  * printf-style human message, followed by a strerror() string if
  * @os_error is not zero.
  */
-void error_set_errno(Error **err, int os_error, ErrorClass err_class, const char *fmt, ...) GCC_FMT_ATTR(4, 5);
+void error_set_errno(Error **errp, int os_error, ErrorClass err_class,
+                     const char *fmt, ...) GCC_FMT_ATTR(4, 5);
 
 #ifdef _WIN32
 /**
@@ -42,19 +44,22 @@ void error_set_errno(Error **err, int os_error, ErrorClass err_class, const char
  * printf-style human message, followed by a g_win32_error_message() string if
  * @win32_err is not zero.
  */
-void error_set_win32(Error **err, int win32_err, ErrorClass err_class, const char *fmt, ...) GCC_FMT_ATTR(4, 5);
+void error_set_win32(Error **errp, int win32_err, ErrorClass err_class,
+                     const char *fmt, ...) GCC_FMT_ATTR(4, 5);
 #endif
 
 /**
  * Same as error_set(), but sets a generic error
  */
-#define error_setg(err, fmt, ...) \
-    error_set(err, ERROR_CLASS_GENERIC_ERROR, fmt, ## __VA_ARGS__)
-#define error_setg_errno(err, os_error, fmt, ...) \
-    error_set_errno(err, os_error, ERROR_CLASS_GENERIC_ERROR, fmt, ## __VA_ARGS__)
+#define error_setg(errp, fmt, ...) \
+    error_set(errp, ERROR_CLASS_GENERIC_ERROR, fmt, ## __VA_ARGS__)
+#define error_setg_errno(errp, os_error, fmt, ...) \
+    error_set_errno(errp, os_error, ERROR_CLASS_GENERIC_ERROR, \
+                    fmt, ## __VA_ARGS__)
 #ifdef _WIN32
-#define error_setg_win32(err, win32_err, fmt, ...) \
-    error_set_win32(err, win32_err, ERROR_CLASS_GENERIC_ERROR, fmt, ## __VA_ARGS__)
+#define error_setg_win32(errp, win32_err, fmt, ...) \
+    error_set_win32(errp, win32_err, ERROR_CLASS_GENERIC_ERROR, \
+                    fmt, ## __VA_ARGS__)
 #endif
 
 /**
@@ -66,7 +71,7 @@ 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.
  */
-bool error_is_set(Error **err);
+bool error_is_set(Error **errp);
 
 /*
  * Get the error class of an error object.
@@ -88,7 +93,7 @@ const char *error_get_pretty(Error *err);
  * always transfer ownership of the error reference and handles the case where
  * dst_err is NULL correctly.  Errors after the first are discarded.
  */
-void error_propagate(Error **dst_err, Error *local_err);
+void error_propagate(Error **dst_errp, Error *local_err);
 
 /**
  * Free an error object.
diff --git a/util/error.c b/util/error.c
index 2bb42e1..66245cc 100644
--- a/util/error.c
+++ b/util/error.c
@@ -165,13 +165,13 @@ void error_free(Error *err)
     }
 }
 
-void error_propagate(Error **dst_err, Error *local_err)
+void error_propagate(Error **dst_errp, Error *local_err)
 {
-    if (local_err && dst_err == &error_abort) {
+    if (local_err && dst_errp == &error_abort) {
         error_report("%s", error_get_pretty(local_err));
         abort();
-    } else if (dst_err && !*dst_err) {
-        *dst_err = local_err;
+    } else if (dst_errp && !*dst_errp) {
+        *dst_errp = local_err;
     } else if (local_err) {
         error_free(local_err);
     }
-- 
1.9.0