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-rw-r--r--readline/histlib.h12
1 files changed, 9 insertions, 3 deletions
diff --git a/readline/histlib.h b/readline/histlib.h
index 422cf59..88a34d1 100644
--- a/readline/histlib.h
+++ b/readline/histlib.h
@@ -6,7 +6,7 @@
The Library is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 1, or (at your option)
+ the Free Software Foundation; either version 2, or (at your option)
any later version.
The Library is distributed in the hope that it will be useful, but
@@ -17,7 +17,7 @@
The GNU General Public License is often shipped with GNU software, and
is generally kept in a file called COPYING or LICENSE. If you do not
have a copy of the license, write to the Free Software Foundation,
- 675 Mass Ave, Cambridge, MA 02139, USA. */
+ 59 Temple Place, Suite 330, Boston, MA 02111 USA. */
#if !defined (_HISTLIB_H_)
#define _HISTLIB_H_
@@ -31,8 +31,11 @@ typedef char *CPFunction ();
typedef char **CPPFunction ();
#endif /* _FUNCTION_DEF */
+#if !defined (STREQ)
#define STREQ(a, b) (((a)[0] == (b)[0]) && (strcmp ((a), (b)) == 0))
-#define STREQN(a, b, n) (((a)[0] == (b)[0]) && (strncmp ((a), (b), (n)) == 0))
+#define STREQN(a, b, n) (((n) == 0) ? (1) \
+ : ((a)[0] == (b)[0]) && (strncmp ((a), (b), (n)) == 0))
+#endif
#ifndef savestring
# ifndef strcpy
@@ -79,4 +82,7 @@ extern char *strchr ();
#define HISTORY_APPEND 0
#define HISTORY_OVERWRITE 1
+/* Some variable definitions shared across history source files. */
+extern int history_offset;
+
#endif /* !_HISTLIB_H_ */