wall: line wrap at column 79 also when line has tab chars

Earlier tabs caused random ragged right indentation, because the tab
length was assumed to be 1 char which is not the case most of the time.

Signed-off-by: Sami Kerola <kerolasa@iki.fi>

diff --git a/term-utils/wall.c b/term-utils/wall.c
index 451b5d31a443ce469754f3341557b74924500f9d..fbea7e42f2aa4c1ac113d214b75cdabc7a53e63c 100644 (file)
--- a/term-utils/wall.c
+++ b/term-utils/wall.c
@@ -281,6 +281,8 @@ static char *makemsg(char *fname, char **mvec, int mvecsz,
                                        putc('\n', fp);
                                        cnt = 0;
                                }
+                               if (ch == '\t')
+                                       cnt += (7 - (cnt % 8));
                                if (ch != '\n')
                                        carefulputc(ch, fp, '^');
                        }