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-rw-r--r--column.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/column.c b/column.c
index ff2f0ab..50bbccc 100644
--- a/column.c
+++ b/column.c
@@ -182,6 +182,8 @@ void print_columns(const struct string_list *list, unsigned int colopts,
{
struct column_options nopts;
+ if (opts && (0 > opts->padding))
+ BUG("padding must be non-negative");
if (!list->nr)
return;
assert((colopts & COL_ENABLE_MASK) != COL_AUTO);
@@ -361,6 +363,8 @@ int run_column_filter(int colopts, const struct column_options *opts)
{
struct strvec *argv;
+ if (opts && (0 > opts->padding))
+ BUG("padding must be non-negative");
if (fd_out != -1)
return -1;