[Qemu-block] [PATCH] option: Tweak invalid size error message and unbreak iotest 049

[Markus Armbruster]

Commit 75cdcd1 neglected to update tests/qemu-iotests/049.out, and
made the error message for negative size worse.  Fix that.

Reported-by: Thomas Huth <address@hidden>
Signed-off-by: Markus Armbruster <address@hidden>
---
 tests/qemu-iotests/049.out | 14 +++++++++-----
 util/qemu-option.c         |  2 +-
 2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/tests/qemu-iotests/049.out b/tests/qemu-iotests/049.out
index 4673b67..34e66db 100644
--- a/tests/qemu-iotests/049.out
+++ b/tests/qemu-iotests/049.out
@@ -95,14 +95,14 @@ qemu-img create -f qcow2 TEST_DIR/t.qcow2 -- -1024
 qemu-img: Image size must be less than 8 EiB!
 
 qemu-img create -f qcow2 -o size=-1024 TEST_DIR/t.qcow2
-qemu-img: Parameter 'size' expects a non-negative number below 2^64
+qemu-img: Value '-1024' is out of range for parameter 'size'
 qemu-img: TEST_DIR/t.qcow2: Invalid options for file format 'qcow2'
 
 qemu-img create -f qcow2 TEST_DIR/t.qcow2 -- -1k
 qemu-img: Image size must be less than 8 EiB!
 
 qemu-img create -f qcow2 -o size=-1k TEST_DIR/t.qcow2
-qemu-img: Parameter 'size' expects a non-negative number below 2^64
+qemu-img: Value '-1k' is out of range for parameter 'size'
 qemu-img: TEST_DIR/t.qcow2: Invalid options for file format 'qcow2'
 
 qemu-img create -f qcow2 TEST_DIR/t.qcow2 -- 1kilobyte
@@ -110,15 +110,19 @@ qemu-img: Invalid image size specified! You may use k, M, 
G, T, P or E suffixes
 qemu-img: kilobytes, megabytes, gigabytes, terabytes, petabytes and exabytes.
 
 qemu-img create -f qcow2 -o size=1kilobyte TEST_DIR/t.qcow2
-Formatting 'TEST_DIR/t.qcow2', fmt=qcow2 size=1024 encryption=off 
cluster_size=65536 lazy_refcounts=off refcount_bits=16
+qemu-img: Parameter 'size' expects a non-negative number below 2^64
+Optional suffix k, M, G, T, P or E means kilo-, mega-, giga-, tera-, peta-
+and exabytes, respectively.
+qemu-img: TEST_DIR/t.qcow2: Invalid options for file format 'qcow2'
 
 qemu-img create -f qcow2 TEST_DIR/t.qcow2 -- foobar
 qemu-img: Invalid image size specified! You may use k, M, G, T, P or E 
suffixes for
 qemu-img: kilobytes, megabytes, gigabytes, terabytes, petabytes and exabytes.
 
 qemu-img create -f qcow2 -o size=foobar TEST_DIR/t.qcow2
-qemu-img: Parameter 'size' expects a size
-You may use k, M, G or T suffixes for kilobytes, megabytes, gigabytes and 
terabytes.
+qemu-img: Parameter 'size' expects a non-negative number below 2^64
+Optional suffix k, M, G, T, P or E means kilo-, mega-, giga-, tera-, peta-
+and exabytes, respectively.
 qemu-img: TEST_DIR/t.qcow2: Invalid options for file format 'qcow2'
 
 == Check correct interpretation of suffixes for cluster size ==
diff --git a/util/qemu-option.c b/util/qemu-option.c
index 419f252..5ce1b5c 100644
--- a/util/qemu-option.c
+++ b/util/qemu-option.c
@@ -179,7 +179,7 @@ void parse_option_size(const char *name, const char *value,
 
     err = qemu_strtosz(value, NULL, &size);
     if (err == -ERANGE) {
-        error_setg(errp, "Value '%s' is too large for parameter '%s'",
+        error_setg(errp, "Value '%s' is out of range for parameter '%s'",
                    value, name);
         return;
     }
-- 
2.7.4