Report an error when the width used by putaddr is less than the label width.

Pulled in from nmh. Thanks to Ken Hornstein.

diff --git a/sbr/fmt_scan.c b/sbr/fmt_scan.c
index 113b8cf..8414829 100644 (file)
--- a/sbr/fmt_scan.c
+++ b/sbr/fmt_scan.c
@@ -775,6 +775,11 @@ fmt_scan(struct format *format, char *scanl, int width, int *dat)
                        sp = fmt->f_text;
                        indent = strlen(sp);
                        wid -= indent;
+                       if (wid <= 0) {
+                               adios(NULL, "putaddr -- num register (%d) "
+                                               "must be greater than label "
+                                               "width (%d)", value, indent);
+                       }
                        while( (c = *sp++) && cp < ep)
                                *cp++ = c;
                        while (len > wid) {