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authorPaul Eggert <eggert@cs.ucla.edu>2017-05-31 16:50:08 -0700
committerPaul Eggert <eggert@cs.ucla.edu>2017-05-31 16:50:24 -0700
commit32fd8768093e21f1e812548d27c0bfd70cd82f78 (patch)
tree5103630bc88856378258858d113d05fa90822f22 /src/doprnt.c
parent9c748b27c066b0cfdc8ff4a4e0fd545162836d06 (diff)
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Fix bug with "%%" in error format
* src/doprnt.c (doprnt): Format "%%" correctly. Problem reported by Philipp Stephani in: http://lists.gnu.org/archive/html/emacs-devel/2017-05/msg00901.html
Diffstat (limited to 'src/doprnt.c')
-rw-r--r--src/doprnt.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/doprnt.c b/src/doprnt.c
index bed9350f4a6..418601acb02 100644
--- a/src/doprnt.c
+++ b/src/doprnt.c
@@ -438,7 +438,9 @@ doprnt (char *buffer, ptrdiff_t bufsize, const char *format,
}
case '%':
- fmt--; /* Drop thru and this % will be treated as normal */
+ /* Treat this '%' as normal. */
+ fmt0 = fmt - 1;
+ break;
}
}