lang/scm: stop patching the unused gmalloc.c

Also add a patch from Debian and (what seems like an improvement) from the
upstream's CVS-repository.

lang/scm/Makefile

@@ -53,6 +53,8 @@ SCM_MODULES=	byte.so bytenumb.so differ.so edline.so gsubr.so \
 		socket.so unix.so
 SCM_MODULES_X11=x.so
 
+EXTRACT_AFTER_ARGS=	--exclude gmalloc.c
+
 post-extract:
 	${LN} -s ${LOCALBASE}/share/slib ${WRKDIR}
 
@@ -85,7 +87,6 @@ post-patch:
 		 s|editline freebsd "" "|editline freebsd "${LIBEDIT_SUB1}| ; \
 		 s|-lreadline")$$|${LIBEDIT_SUB2} -lreadline")| ; \
 		 s|%%LOCALBASE%%|${LOCALBASE}|g' ${WRKSRC}/build.scm
-	@${REINPLACE_CMD} -e 's|__osf__|__FreeBSD__|' ${WRKSRC}/gmalloc.c
 	@${REINPLACE_CMD} -e 's|gnuregex\.h|gnu/regex.h|g' ${WRKSRC}/rgx.c
 	@${REINPLACE_CMD} -e 's|/usr/include|${LOCALBASE}/include|g' \
 		${WRKSRC}/xgen.scm

lang/scm/files/patch-add-missing-edit-line-feature

@@ -0,0 +1,22 @@
+Obtained from Debian...
+
+	-mi
+
+Description: Add missing "edit-line" feature
+ Don't know why it was missing.
+Author: astian <astian@elude.in>
+Forwarded: no
+Last-Update: 2018-03-03
+
+--- edline.c
++++ edline.c
+@@ -65,6 +65,9 @@ void init_edline()
+   make_subr(s_def_outport, tc7_subr_0, def_outport);
+   make_subr(s_readline, tc7_subr_1, lreadline);
+   make_subr(s_add_history, tc7_subr_1, ladd_history);
++
++  add_feature("edit-line");
++
+   if (scm_ldprog(s_Iedline))
+     wta(*loc_errobj, "couldn't init", s_Iedline);
+ }

lang/scm/files/patch-cvs

@@ -0,0 +1,25 @@
+A couple of fixes from upstream's CVS-repository.
+--- sys.c	2017-10-22 19:48:07.000000000 -0400
++++ sys.c	2023-07-21 18:36:30.000000000 -0400
+@@ -1523,5 +1523,5 @@
+ 	info.name = name;
+ 	for (isubr = subrs_gra.len; 0 < isubr--;) {
+-	  if (0==strcmp(((char **)subrs_gra.elts)[isubr], name)) {
++	  if (0==strcmp(((subr_info *)subrs_gra.elts)[isubr].name, name)) {
+ 	    scm_warn(s_redefining, (char *)name, UNDEFINED);
+ 	    goto foundit;
+@@ -1650,5 +1650,6 @@
+   estk = scm_estk;
+ #else
+-  from[1] = BOOL_F;		/* Can't write to parent stack */
++  /* Can't write to parent stack, it is now shared. */
++  SCM_ESTK_PARENT_WRITABLEP(scm_estk) = BOOL_F;
+   estk = must_malloc_cell((long)n*sizeof(SCM),
+ 			  MAKE_LENGTH(n, tc7_vector), s_cont);
+@@ -3166,5 +3188,5 @@
+ 	(heap_cells - cells_allocated <= scm_ecache_len) || IMP(freelist)) {
+       alloc_some_heap();
+-      growth_mon("number of heaps", (long)(hplim_ind/2), "segments", !0);
++      growth_mon(s_numheaps, (long)(hplim_ind/2), "segments", !0);
+       growth_mon(s_heap, heap_cells, s_cells, !0);
+     }

lang/scm/files/patch-warnings

@@ -1643,15 +1643,6 @@
 +      ((search = getenv("PATH")) == 0))
      search = DEFAULT_PATH;
  
---- gmalloc.c	2008-01-30 22:44:00.000000000 -0500
-+++ gmalloc.c	2015-01-23 18:55:19.000000000 -0500
-@@ -1622,5 +1622,5 @@
- #endif
- #else
--#ifndef __osf__			/* declared in <unistd.h> */
-+#ifndef __FreeBSD__			/* declared in <unistd.h> */
- #ifndef hpux			/* declared in <unistd.h> */
- #ifndef __svr4__		/* declared in <unistd.h> */
 --- gsubr.c	2008-01-30 22:32:00.000000000 -0500
 +++ gsubr.c	2015-01-23 18:55:19.000000000 -0500
 @@ -31,35 +31,7 @@
@@ -5925,7 +5916,7 @@
 +	SCM z;
  	info.name = name;
  	for (isubr = subrs_gra.len; 0 < isubr--;) {
- 	  if (0==strcmp(((char **)subrs_gra.elts)[isubr], name)) {
+ 	  if (0==strcmp(((subr_info *)subrs_gra.elts)[isubr].name, name)) {
 -	    scm_warn(s_redefining, (char *)name, UNDEFINED);
 +	    scm_warn(s_redefining, name, UNDEFINED);
  	    goto foundit;