[libvirt] [PATCH 2/9] vsh-table: allow empty columns

[Ján Tomko]

Trivially implement this by deleting the bogus check in
vshTableSafeEncode.

Now it returns an empty string for an empty string instead
of returning NULL without setting an error.

Signed-off-by: Ján Tomko <jtomko at redhat.com>
---
 tests/vshtabletest.c | 4 +++-
 tools/vsh-table.c    | 3 ---
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/tests/vshtabletest.c b/tests/vshtabletest.c
index 79285b14a9..b07db3cf23 100644
--- a/tests/vshtabletest.c
+++ b/tests/vshtabletest.c
@@ -291,7 +291,8 @@ testNTables(const void *opaque ATTRIBUTE_UNUSED)
         " Id   Name       Status\n"
         "--------------------------\n"
         " 1    fedora28   running\n"
-        " 2    rhel7.5    running\n";
+        " 2    rhel7.5    running\n"
+        " 3    gazpacho   \n";
     const char *exp2 =
         " Id   Name   Status\n"
         "---------------------\n";
@@ -311,6 +312,7 @@ testNTables(const void *opaque ATTRIBUTE_UNUSED)
         goto cleanup;
     vshTableRowAppend(table1, "1", "fedora28", "running", NULL);
     vshTableRowAppend(table1, "2", "rhel7.5", "running", NULL);
+    vshTableRowAppend(table1, "3", "gazpacho", "", NULL);
     act1 = vshTablePrintToString(table1, true);
 
     table2 = vshTableNew("Id", "Name", "Status", NULL);
diff --git a/tools/vsh-table.c b/tools/vsh-table.c
index fda8f15879..8bd6d99778 100644
--- a/tools/vsh-table.c
+++ b/tools/vsh-table.c
@@ -219,9 +219,6 @@ vshTableSafeEncode(const char *s, size_t *width)
 
     memset(&st, 0, sizeof(st));
 
-    if (!sz)
-        return NULL;
-
     if (VIR_ALLOC_N(buf, (sz * HEX_ENCODE_LENGTH) + 1) < 0)
         return NULL;
 
-- 
2.19.2