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-rw-r--r--Build/source/texk/kpathsea/line.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/Build/source/texk/kpathsea/line.c b/Build/source/texk/kpathsea/line.c
index 6c66a302b7f..7d677a5599a 100644
--- a/Build/source/texk/kpathsea/line.c
+++ b/Build/source/texk/kpathsea/line.c
@@ -1,6 +1,6 @@
/* line.c: return the next line from a file, or NULL.
- Copyright 1992, 1993, 1995, 1996, 2008, 2013, 2014 Karl Berry.
+ Copyright 1992, 1993, 1995, 1996, 2008, 2013, 2014, 2020 Karl Berry.
Copyright 1998, 1999, 2001, 2005 Olaf Weber.
This library is free software; you can redistribute it and/or
@@ -55,6 +55,11 @@ read_line (FILE *f)
FLOCKFILE (f);
while ((c = getc (f)) != EOF && c != '\n' && c != '\r') {
+ /* Silently drop null bytes. */
+ if (c == 0) {
+ continue;
+ }
+
line[loc] = c;
loc++;