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-rw-r--r--bin/sh/expand.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/bin/sh/expand.c b/bin/sh/expand.c
index a0b172e..b03cc3b 100644
--- a/bin/sh/expand.c
+++ b/bin/sh/expand.c
@@ -502,13 +502,14 @@ expbackq(union node *cmd, int quoted, int flag)
if (lastc == '\n') {
nnl++;
} else {
+ CHECKSTRSPACE(nnl + 2, dest);
while (nnl > 0) {
nnl--;
- STPUTC('\n', dest);
+ USTPUTC('\n', dest);
}
if (quotes && syntax[(int)lastc] == CCTL)
- STPUTC(CTLESC, dest);
- STPUTC(lastc, dest);
+ USTPUTC(CTLESC, dest);
+ USTPUTC(lastc, dest);
}
}
}
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