summaryrefslogtreecommitdiff
path: root/Build/source/texk/web2c/luatexdir/dvi/dvigen.w
diff options
context:
space:
mode:
Diffstat (limited to 'Build/source/texk/web2c/luatexdir/dvi/dvigen.w')
-rw-r--r--Build/source/texk/web2c/luatexdir/dvi/dvigen.w3
1 files changed, 1 insertions, 2 deletions
diff --git a/Build/source/texk/web2c/luatexdir/dvi/dvigen.w b/Build/source/texk/web2c/luatexdir/dvi/dvigen.w
index b158524d99c..4277d6a6bbe 100644
--- a/Build/source/texk/web2c/luatexdir/dvi/dvigen.w
+++ b/Build/source/texk/web2c/luatexdir/dvi/dvigen.w
@@ -1261,8 +1261,7 @@ void ensure_dvi_header_written(PDF pdf)
dvi_four(473628672); /* conversion ratio for sp */
prepare_mag();
dvi_four(mag); /* magnification factor is frozen */
- if (output_comment) {
- l = (unsigned) strlen(output_comment);
+ if (output_comment && (l = (unsigned) strlen(output_comment)) ) {
dvi_out(l);
for (s = 0; s <= l - 1; s++)
dvi_out(output_comment[s]);