Files
MSYS2-packages/make-git/0001-output.c-Fix-memory-stomp-when-need-fmtbuf.size.patch
Ray Donnelly 0be41afdef make: split into make and make-git
.. as two segfaults in one week in make is not
acceptable.
2014-02-04 07:16:34 +00:00

53 lines
1.3 KiB
Diff

From 21744cead978df748255ff711eebd9ddb31ed761 Mon Sep 17 00:00:00 2001
From: Ray Donnelly <mingw.android@gmail.com>
Date: Sun, 26 Jan 2014 14:02:26 +0000
Subject: [PATCH] output.c: Fix memory stomp when need==fmtbuf.size
---
output.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/output.c b/output.c
index 000e241..656fbc3 100644
--- a/output.c
+++ b/output.c
@@ -598,7 +598,7 @@ get_buffer (size_t need)
fmtbuf.buffer = xrealloc (fmtbuf.buffer, fmtbuf.size);
}
- fmtbuf.buffer[need] = '\0';
+ fmtbuf.buffer[need-1] = '\0';
return fmtbuf.buffer;
}
@@ -629,7 +629,7 @@ message (int prefix, size_t len, const char *fmt, ...)
strcat (p, "\n");
- assert (fmtbuf.buffer[len] == '\0');
+ assert (fmtbuf.buffer[len-1] == '\0');
outputs (0, fmtbuf.buffer);
}
@@ -660,7 +660,7 @@ error (const gmk_floc *flocp, size_t len, const char *fmt, ...)
strcat (p, "\n");
- assert (fmtbuf.buffer[len] == '\0');
+ assert (fmtbuf.buffer[len-1] == '\0');
outputs (1, fmtbuf.buffer);
}
@@ -692,7 +692,7 @@ fatal (const gmk_floc *flocp, size_t len, const char *fmt, ...)
strcat (p, stop);
- assert (fmtbuf.buffer[len] == '\0');
+ assert (fmtbuf.buffer[len-1] == '\0');
outputs (1, fmtbuf.buffer);
die (2);
--
1.8.5.3