24 lines
682 B
Diff
24 lines
682 B
Diff
diff -up bash-4.4/input.c.orig bash-4.4/input.c
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--- bash-4.4/input.c.orig 2022-03-10 10:50:40.046490589 -0300
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+++ bash-4.4/input.c 2022-03-10 10:51:48.659491601 -0300
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@@ -530,7 +530,7 @@ bufstream_ungetc(c, bp)
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int c;
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BUFFERED_STREAM *bp;
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{
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- if (c == EOF || bp->b_inputp == 0)
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+ if (c == EOF || bp == 0 || bp->b_inputp == 0)
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return (EOF);
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bp->b_buffer[--bp->b_inputp] = c;
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@@ -561,6 +561,10 @@ buffered_getchar ()
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{
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CHECK_TERMSIG;
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+ if (bash_input.location.buffered_fd < 0 ||
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+ buffers[bash_input.location.buffered_fd] == 0)
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+ return EOF;
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+
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#if !defined (DJGPP)
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return (bufstream_getc (buffers[bash_input.location.buffered_fd]));
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#else
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