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Diffstat (limited to 'Build/source/texk/seetexk/dvitodvi.c')
-rw-r--r--Build/source/texk/seetexk/dvitodvi.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/Build/source/texk/seetexk/dvitodvi.c b/Build/source/texk/seetexk/dvitodvi.c
index e081fc3a0cf..deffc3146bd 100644
--- a/Build/source/texk/seetexk/dvitodvi.c
+++ b/Build/source/texk/seetexk/dvitodvi.c
@@ -688,6 +688,8 @@ Usage: %s [-q] [-i infile] [-o outfile] [-w width] [-h height] <pagespecs> [infi
inf = stdin;
if (!isatty(fileno(inf)))
SET_BINARY(fileno(inf));
+ else
+ goto usage;
} else if ((inf = fopen(DVIFileName, FOPEN_RBIN_MODE)) == 0)
error(1, -1, "cannot read %s", DVIFileName);
if (outname == NULL) {