Hi,

The inormation provided by /usr/local/lib/pkg-config/readline.pc is
not correct and leads to mix with base readline. This patch fixes it
so that ports that use pkg-config(1) to determine if readline is
available pick up the correct includes and libs.

comments, ok ?

Index: Makefile
===================================================================
RCS file: /local/cvs/ports/devel/readline/Makefile,v
diff -u -p -u -r1.20 Makefile
--- Makefile	14 Oct 2024 10:27:11 -0000	1.20
+++ Makefile	16 Aug 2025 09:00:08 -0000
@@ -3,6 +3,7 @@ COMMENT =		library to edit command lines
 V =			8.2.13
 DISTNAME =		readline-${V}
 PKGNAME =		readline-${V}
+REVISION =		0
 
 LIBV =			3.0
 SHARED_LIBS +=		ehistory ${LIBV}
Index: patches/patch-readline_pc_in
===================================================================
RCS file: patches/patch-readline_pc_in
diff -N patches/patch-readline_pc_in
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ patches/patch-readline_pc_in	16 Aug 2025 09:00:08 -0000
@@ -0,0 +1,21 @@
+Adjust for ereadline
+
+Index: readline.pc.in
+--- readline.pc.in.orig
++++ readline.pc.in
+@@ -1,12 +1,12 @@
+ prefix=@prefix@
+ exec_prefix=@exec_prefix@
+ libdir=@libdir@
+-includedir=@includedir@
++includedir=@includedir@/ereadline
+ 
+ Name: Readline
+ Description: Gnu Readline library for command line editing
+ URL: http://tiswww.cwru.edu/php/chet/readline/rltop.html
+ Version: @LIBVERSION@
+-Requires.private: @TERMCAP_PKG_CONFIG_LIB@
+-Libs: -L${libdir} -lreadline
++Requires.private: ncurses
++Libs: -L${libdir} -lereadline
+ Cflags: -I${includedir}

-- 
Matthieu Herrb