53532: mark --enable-zsh-mem as deprecated.

Author: Peter Stephenson

ChangeLog

@@ -1,3 +1,8 @@
+2025-05-09  Peter Stephenson  <[email protected]>
+
+	* 53532: INSTALL, configure.ac: mark --enable-zsh-mem option
+	as deprecated.
+
 2025-05-05  Bart Schaefer  <[email protected]>
 
 	* 53557 (plus test): Src/params.c, Test/K01nameref.ztst:

INSTALL

@@ -401,7 +401,10 @@ Memory Routines
 ---------------
 
 Included in this release are alternate malloc and associated functions
-which reduce memory usage on some systems. To use these, add the option
+which reduce memory usage on some systems.  This suite of functions has
+not been maintained for some time and may be removed in a future release.
+
+However, if you still wish to use these, add the option
   --enable-zsh-mem
 when invoking "configure".
 

configure.ac

@@ -71,7 +71,7 @@ ifdef([zsh-mem],[undefine([zsh-mem])])dnl
 AH_TEMPLATE([ZSH_MEM],
 [Define to 1 if you want to use zsh's own memory allocation routines])
 AC_ARG_ENABLE(zsh-mem,
-AS_HELP_STRING([--enable-zsh-mem],[compile with zsh memory allocation routines]),
+AS_HELP_STRING([--enable-zsh-mem],[compile with zsh memory allocation routines - deprecated]),
 [if test x$enableval = xyes; then
   AC_DEFINE(ZSH_MEM)
 fi])