doveadm: Print table formatter - Print empty values as "-"

It's more readable to see empty values as "-" in a table.

diff --git a/src/doveadm/doveadm-print-table.c b/src/doveadm/doveadm-print-table.c
index a666e6f49d54965615ee1c14398431a5f949d0f9..a8dd31e7c0254ca802c43d34f2a3f47ee63290d0 100644 (file)
--- a/src/doveadm/doveadm-print-table.c
+++ b/src/doveadm/doveadm-print-table.c
@@ -133,6 +133,11 @@ static void doveadm_print_next(const char *value)
        const struct doveadm_print_table_header *hdr;
        int value_padded_len;
 
+       if (value[0] == '\0') {
+               /* It's more readable to see empty values as "-" in a table */
+               value = "-";
+       }
+
        hdr = array_idx(&ctx->headers, ctx->hdr_idx);
 
        value_padded_len = hdr->length + utf8_correction(value);