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-rw-r--r--runtime/doc/eval.txt18
-rw-r--r--runtime/doc/if_mzsch.txt17
-rw-r--r--runtime/doc/usr_41.txt2
-rw-r--r--src/eval.c38
-rw-r--r--src/if_mzsch.c221
-rw-r--r--src/proto/eval.pro5
-rw-r--r--src/proto/if_mzsch.pro1
-rw-r--r--src/testdir/Make_dos.mak2
-rw-r--r--src/testdir/Make_ming.mak3
-rw-r--r--src/testdir/Makefile6
-rw-r--r--src/testdir/main.aap4
-rw-r--r--src/testdir/test1.in4
-rw-r--r--src/testdir/test70.in53
-rw-r--r--src/testdir/test70.ok5
-rw-r--r--src/version.c2
15 files changed, 359 insertions, 22 deletions
diff --git a/runtime/doc/eval.txt b/runtime/doc/eval.txt
index b813706a5..b4bd65a35 100644
--- a/runtime/doc/eval.txt
+++ b/runtime/doc/eval.txt
@@ -1826,6 +1826,7 @@ min( {list}) Number minimum value of items in {list}
mkdir( {name} [, {path} [, {prot}]])
Number create directory {name}
mode( [expr]) String current editing mode
+mzeval( {expr}) any evaluate |MzScheme| expression
nextnonblank( {lnum}) Number line nr of non-blank line >= {lnum}
nr2char( {expr}) String single char with ASCII value {expr}
pathshorten( {expr}) String shorten directory names in a path
@@ -4102,6 +4103,23 @@ mode([expr]) Return a string that indicates the current mode.
"c" or "n".
Also see |visualmode()|.
+mzeval({expr}) *mzeval()*
+ Evaluate MzScheme expression {expr} and return its result
+ convert to Vim data structures.
+ Numbers and strings are returned as they are.
+ Pairs (including lists and improper lists) and vectors are
+ returned as Vim |Lists|.
+ Hash tables are represented as Vim |Dictionary| type with keys
+ converted to strings.
+ All other types are converted to string with display function.
+ Examples: >
+ :mz (define l (list 1 2 3))
+ :mz (define h (make-hash)) (hash-set! h "list" l)
+ :echo mzeval("l")
+ :echo mzeval("h")
+<
+ {only available when compiled with the |+mzscheme| feature}
+
nextnonblank({lnum}) *nextnonblank()*
Return the line number of the first line at or below {lnum}
that is not blank. Example: >
diff --git a/runtime/doc/if_mzsch.txt b/runtime/doc/if_mzsch.txt
index ceecdba30..484d09aa8 100644
--- a/runtime/doc/if_mzsch.txt
+++ b/runtime/doc/if_mzsch.txt
@@ -1,4 +1,4 @@
-*if_mzsch.txt* For Vim version 7.2. Last change: 2009 Jun 24
+*if_mzsch.txt* For Vim version 7.2. Last change: 2010 Jan 19
VIM REFERENCE MANUAL by Sergey Khorev
@@ -9,8 +9,9 @@ The MzScheme Interface to Vim *mzscheme* *MzScheme*
1. Commands |mzscheme-commands|
2. Examples |mzscheme-examples|
3. Threads |mzscheme-threads|
-4. The Vim access procedures |mzscheme-vim|
-5. Dynamic loading |mzscheme-dynamic|
+4. Vim access from MzScheme |mzscheme-vim|
+5. mzeval() Vim function |mzscheme-mzeval|
+6. Dynamic loading |mzscheme-dynamic|
{Vi does not have any of these commands}
@@ -142,7 +143,7 @@ Thread scheduling in the console version of Vim is less reliable than in the
GUI version.
==============================================================================
-5. VIM Functions *mzscheme-vim*
+4. Vim access from MzScheme *mzscheme-vim*
*mzscheme-vimext*
The 'vimext' module provides access to procedures defined in the MzScheme
@@ -231,7 +232,13 @@ Windows *mzscheme-window*
(set-cursor (line . col) [window]) Set cursor position.
==============================================================================
-5. Dynamic loading *mzscheme-dynamic* *E815*
+5. mzeval() Vim function *mzscheme-mzeval*
+
+To facilitate bi-directional interface, you can use |mzeval| function to
+evaluate MzScheme expressions and pass their values to VimL.
+
+==============================================================================
+6. Dynamic loading *mzscheme-dynamic* *E815*
On MS-Windows the MzScheme libraries can be loaded dynamically. The |:version|
output then includes |+mzscheme/dyn|.
diff --git a/runtime/doc/usr_41.txt b/runtime/doc/usr_41.txt
index 5305ff18b..210179dae 100644
--- a/runtime/doc/usr_41.txt
+++ b/runtime/doc/usr_41.txt
@@ -868,6 +868,8 @@ Various:
taglist() get list of matching tags
tagfiles() get a list of tags files
+ mzeval() evaluate |MzScheme| expression
+
==============================================================================
*41.7* Defining a function
diff --git a/src/eval.c b/src/eval.c
index 082324dbe..f4f3c7a1d 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -433,7 +433,6 @@ static listitem_T *list_find __ARGS((list_T *l, long n));
static long list_find_nr __ARGS((list_T *l, long idx, int *errorp));
static long list_idx_of_item __ARGS((list_T *l, listitem_T *item));
static void list_append __ARGS((list_T *l, listitem_T *item));
-static int list_append_tv __ARGS((list_T *l, typval_T *tv));
static int list_append_number __ARGS((list_T *l, varnumber_T n));
static int list_insert_tv __ARGS((list_T *l, typval_T *tv, listitem_T *item));
static int list_extend __ARGS((list_T *l1, list_T *l2, listitem_T *bef));
@@ -448,12 +447,9 @@ static void set_ref_in_list __ARGS((list_T *l, int copyID));
static void set_ref_in_item __ARGS((typval_T *tv, int copyID));
static void dict_unref __ARGS((dict_T *d));
static void dict_free __ARGS((dict_T *d, int recurse));
-static dictitem_T *dictitem_alloc __ARGS((char_u *key));
static dictitem_T *dictitem_copy __ARGS((dictitem_T *org));
static void dictitem_remove __ARGS((dict_T *dict, dictitem_T *item));
-static void dictitem_free __ARGS((dictitem_T *item));
static dict_T *dict_copy __ARGS((dict_T *orig, int deep, int copyID));
-static int dict_add __ARGS((dict_T *d, dictitem_T *item));
static long dict_len __ARGS((dict_T *d));
static dictitem_T *dict_find __ARGS((dict_T *d, char_u *key, int len));
static char_u *dict2string __ARGS((typval_T *tv, int copyID));
@@ -628,6 +624,9 @@ static void f_min __ARGS((typval_T *argvars, typval_T *rettv));
static void f_mkdir __ARGS((typval_T *argvars, typval_T *rettv));
#endif
static void f_mode __ARGS((typval_T *argvars, typval_T *rettv));
+#ifdef FEAT_MZSCHEME
+static void f_mzeval __ARGS((typval_T *argvars, typval_T *rettv));
+#endif
static void f_nextnonblank __ARGS((typval_T *argvars, typval_T *rettv));
static void f_nr2char __ARGS((typval_T *argvars, typval_T *rettv));
static void f_pathshorten __ARGS((typval_T *argvars, typval_T *rettv));
@@ -764,7 +763,6 @@ static void set_var __ARGS((char_u *name, typval_T *varp, int copy));
static int var_check_ro __ARGS((int flags, char_u *name));
static int var_check_fixed __ARGS((int flags, char_u *name));
static int tv_check_lock __ARGS((int lock, char_u *name));
-static void copy_tv __ARGS((typval_T *from, typval_T *to));
static int item_copy __ARGS((typval_T *from, typval_T *to, int deep, int copyID));
static char_u *find_option_end __ARGS((char_u **arg, int *opt_flags));
static char_u *trans_function_name __ARGS((char_u **pp, int skip, int flags, funcdict_T *fd));
@@ -6155,7 +6153,7 @@ list_append(l, item)
* Append typval_T "tv" to the end of list "l".
* Return FAIL when out of memory.
*/
- static int
+ int
list_append_tv(l, tv)
list_T *l;
typval_T *tv;
@@ -6812,7 +6810,7 @@ dict_free(d, recurse)
* Note that the value of the item "di_tv" still needs to be initialized!
* Returns NULL when out of memory.
*/
- static dictitem_T *
+ dictitem_T *
dictitem_alloc(key)
char_u *key;
{
@@ -6868,7 +6866,7 @@ dictitem_remove(dict, item)
/*
* Free a dict item. Also clears the value.
*/
- static void
+ void
dictitem_free(item)
dictitem_T *item;
{
@@ -6948,7 +6946,7 @@ dict_copy(orig, deep, copyID)
* Add item "item" to Dictionary "d".
* Returns FAIL when out of memory and when key already existed.
*/
- static int
+ int
dict_add(d, item)
dict_T *d;
dictitem_T *item;
@@ -7699,6 +7697,9 @@ static struct fst
{"mkdir", 1, 3, f_mkdir},
#endif
{"mode", 0, 1, f_mode},
+#ifdef FEAT_MZSCHEME
+ {"mzeval", 1, 1, f_mzeval},
+#endif
{"nextnonblank", 1, 1, f_nextnonblank},
{"nr2char", 1, 1, f_nr2char},
{"pathshorten", 1, 1, f_pathshorten},
@@ -13591,6 +13592,23 @@ f_mode(argvars, rettv)
rettv->v_type = VAR_STRING;
}
+#ifdef FEAT_MZSCHEME
+/*
+ * "mzeval()" function
+ */
+ static void
+f_mzeval(argvars, rettv)
+ typval_T *argvars;
+ typval_T *rettv;
+{
+ char_u *str;
+ char_u buf[NUMBUFLEN];
+
+ str = get_tv_string_buf(&argvars[0], buf);
+ do_mzeval(str, rettv);
+}
+#endif
+
/*
* "nextnonblank()" function
*/
@@ -19274,7 +19292,7 @@ tv_check_lock(lock, name)
* It is OK for "from" and "to" to point to the same item. This is used to
* make a copy later.
*/
- static void
+ void
copy_tv(from, to)
typval_T *from;
typval_T *to;
diff --git a/src/if_mzsch.c b/src/if_mzsch.c
index 349945183..af56cd015 100644
--- a/src/if_mzsch.c
+++ b/src/if_mzsch.c
@@ -170,6 +170,8 @@ static int mzscheme_init(void);
#ifdef FEAT_EVAL
static Scheme_Object *vim_to_mzscheme(typval_T *vim_value, int depth,
Scheme_Hash_Table *visited);
+static int mzscheme_to_vim(Scheme_Object *obj, typval_T *tv, int depth,
+ Scheme_Hash_Table *visited);
#endif
#ifdef MZ_PRECISE_GC
@@ -2733,6 +2735,225 @@ vim_to_mzscheme(typval_T *vim_value, int depth, Scheme_Hash_Table *visited)
MZ_GC_UNREG();
return result;
}
+
+ static int
+mzscheme_to_vim(Scheme_Object *obj, typval_T *tv, int depth,
+ Scheme_Hash_Table *visited)
+{
+ int status = OK;
+ typval_T *found;
+ MZ_GC_CHECK();
+ if (depth > 100) /* limit the deepest recursion level */
+ {
+ tv->v_type = VAR_NUMBER;
+ tv->vval.v_number = 0;
+ return FAIL;
+ }
+
+ found = (typval_T *)scheme_hash_get(visited, obj);
+ if (found != NULL)
+ copy_tv(found, tv);
+ else if (SCHEME_VOIDP(obj))
+ {
+ tv->v_type = VAR_NUMBER;
+ tv->vval.v_number = 0;
+ }
+ else if (SCHEME_INTP(obj))
+ {
+ tv->v_type = VAR_NUMBER;
+ tv->vval.v_number = SCHEME_INT_VAL(obj);
+ }
+ else if (SCHEME_BOOLP(obj))
+ {
+ tv->v_type = VAR_NUMBER;
+ tv->vval.v_number = SCHEME_TRUEP(obj);
+ }
+# ifdef FEAT_FLOAT
+ else if (SCHEME_DBLP(obj))
+ {
+ tv->v_type = VAR_FLOAT;
+ tv->vval.v_float = SCHEME_DBL_VAL(obj);
+ }
+# endif
+ else if (SCHEME_STRINGP(obj))
+ {
+ tv->v_type = VAR_STRING;
+ tv->vval.v_string = vim_strsave((char_u *)SCHEME_STR_VAL(obj));
+ }
+ else if (SCHEME_VECTORP(obj) || SCHEME_NULLP(obj)
+ || SCHEME_PAIRP(obj) || SCHEME_MUTABLE_PAIRP(obj))
+ {
+ list_T *list = list_alloc();
+ if (list == NULL)
+ status = FAIL;
+ else
+ {
+ int i;
+ Scheme_Object *curr = NULL;
+ Scheme_Object *cval = NULL;
+ /* temporary var to hold current element of vectors and pairs */
+ typval_T *v;
+
+ MZ_GC_DECL_REG(2);
+ MZ_GC_VAR_IN_REG(0, curr);
+ MZ_GC_VAR_IN_REG(1, cval);
+ MZ_GC_REG();
+
+ tv->v_type = VAR_LIST;
+ tv->vval.v_list = list;
+ ++list->lv_refcount;
+
+ v = (typval_T *)alloc(sizeof(typval_T));
+ if (v == NULL)
+ status = FAIL;
+ else
+ {
+ /* add the value in advance to allow handling of self-referencial
+ * data structures */
+ typval_T *visited_tv = (typval_T *)alloc(sizeof(typval_T));
+ copy_tv(tv, visited_tv);
+ scheme_hash_set(visited, obj, (Scheme_Object *)visited_tv);
+
+ if (SCHEME_VECTORP(obj))
+ {
+ for (i = 0; i < SCHEME_VEC_SIZE(obj); ++i)
+ {
+ cval = SCHEME_VEC_ELS(obj)[i];
+ status = mzscheme_to_vim(cval, v, depth + 1, visited);
+ if (status == FAIL)
+ break;
+ status = list_append_tv(list, v);
+ clear_tv(v);
+ if (status == FAIL)
+ break;
+ }
+ }
+ else if (SCHEME_PAIRP(obj) || SCHEME_MUTABLE_PAIRP(obj))
+ {
+ for (curr = obj;
+ SCHEME_PAIRP(curr) || SCHEME_MUTABLE_PAIRP(curr);
+ curr = SCHEME_CDR(curr))
+ {
+ cval = SCHEME_CAR(curr);
+ status = mzscheme_to_vim(cval, v, depth + 1, visited);
+ if (status == FAIL)
+ break;
+ status = list_append_tv(list, v);
+ clear_tv(v);
+ if (status == FAIL)
+ break;
+ }
+ /* impoper list not terminated with null
+ * need to handle the last element */
+ if (status == OK && !SCHEME_NULLP(curr))
+ {
+ status = mzscheme_to_vim(cval, v, depth + 1, visited);
+ if (status == OK)
+ {
+ status = list_append_tv(list, v);
+ clear_tv(v);
+ }
+ }
+ }
+ /* nothing to do for scheme_null */
+ vim_free(v);
+ }
+ MZ_GC_UNREG();
+ }
+ }
+ else if (SCHEME_HASHTP(obj))
+ {
+ int i;
+ dict_T *dict;
+ Scheme_Object *key = NULL;
+ Scheme_Object *val = NULL;
+
+ MZ_GC_DECL_REG(2);
+ MZ_GC_VAR_IN_REG(0, key);
+ MZ_GC_VAR_IN_REG(1, val);
+ MZ_GC_REG();
+
+ dict = dict_alloc();
+ if (dict == NULL)
+ status = FAIL;
+ else
+ {
+ typval_T *visited_tv = (typval_T *)alloc(sizeof(typval_T));
+
+ tv->v_type = VAR_DICT;
+ tv->vval.v_dict = dict;
+ ++dict->dv_refcount;
+
+ copy_tv(tv, visited_tv);
+ scheme_hash_set(visited, obj, (Scheme_Object *)visited_tv);
+
+ for (i = 0; i < ((Scheme_Hash_Table *)obj)->size; ++i)
+ {
+ if (((Scheme_Hash_Table *) obj)->vals[i] != NULL)
+ {
+ /* generate item for `diplay'ed Scheme key */
+ dictitem_T *item = dictitem_alloc((char_u *)string_to_line(
+ ((Scheme_Hash_Table *) obj)->keys[i]));
+ /* convert Scheme val to Vim and add it to the dict */
+ if (mzscheme_to_vim(((Scheme_Hash_Table *) obj)->vals[i],
+ &item->di_tv, depth + 1, visited) == FAIL
+ || dict_add(dict, item) == FAIL)
+ {
+ dictitem_free(item);
+ status = FAIL;
+ break;
+ }
+ }
+
+ }
+ }
+ MZ_GC_UNREG();
+ }
+ else
+ {
+ /* `display' any other value to string */
+ tv->v_type = VAR_STRING;
+ tv->vval.v_string = (char_u *)string_to_line(obj);
+ }
+ return status;
+}
+
+ void
+do_mzeval(char_u *str, typval_T *rettv)
+{
+ int i;
+ Scheme_Object *ret = NULL;
+ Scheme_Hash_Table *visited = NULL;
+
+ MZ_GC_DECL_REG(2);
+ MZ_GC_VAR_IN_REG(0, ret);
+ MZ_GC_VAR_IN_REG(0, visited);
+ MZ_GC_REG();
+
+ if (mzscheme_init())
+ {
+ MZ_GC_UNREG();
+ return;
+ }
+
+ MZ_GC_CHECK();
+ visited = scheme_make_hash_table(SCHEME_hash_ptr);
+ MZ_GC_CHECK();
+
+ if (eval_with_exn_handling(str, do_eval, &ret) == OK)
+ mzscheme_to_vim(ret, rettv, 1, visited);
+
+ for (i = 0; i < visited->size; ++i)
+ {
+ /* free up remembered objects */
+ if (visited->vals[i] != NULL)
+ {
+ free_tv((typval_T *)visited->vals[i]);
+ }
+ }
+
+ MZ_GC_UNREG();
+}
#endif
/*
diff --git a/src/proto/eval.pro b/src/proto/eval.pro
index d52004676..e817769ed 100644
--- a/src/proto/eval.pro
+++ b/src/proto/eval.pro
@@ -47,10 +47,14 @@ void list_unref __ARGS((list_T *l));
void list_free __ARGS((list_T *l, int recurse));
dictitem_T *dict_lookup __ARGS((hashitem_T *hi));
char_u *list_find_str __ARGS((list_T *l, long idx));
+int list_append_tv __ARGS((list_T *l, typval_T *tv));
int list_append_dict __ARGS((list_T *list, dict_T *dict));
int list_append_string __ARGS((list_T *l, char_u *str, int len));
int garbage_collect __ARGS((void));
dict_T *dict_alloc __ARGS((void));
+dictitem_T *dictitem_alloc __ARGS((char_u *key));
+void dictitem_free __ARGS((dictitem_T *item));
+int dict_add __ARGS((dict_T *d, dictitem_T *item));
int dict_add_nr_str __ARGS((dict_T *d, char *key, long nr, char_u *str));
char_u *get_dict_string __ARGS((dict_T *d, char_u *key, int save));
long get_dict_number __ARGS((dict_T *d, char_u *key));
@@ -77,6 +81,7 @@ char_u *get_var_value __ARGS((char_u *name));
void new_script_vars __ARGS((scid_T id));
void init_var_dict __ARGS((dict_T *dict, dictitem_T *dict_var));
void vars_clear __ARGS((hashtab_T *ht));
+void copy_tv __ARGS((typval_T *from, typval_T *to));
void ex_echo __ARGS((exarg_T *eap));
void ex_echohl __ARGS((exarg_T *eap));
void ex_execute __ARGS((exarg_T *eap));
diff --git a/src/proto/if_mzsch.pro b/src/proto/if_mzsch.pro
index 37bfbd890..60e99bdff 100644
--- a/src/proto/if_mzsch.pro
+++ b/src/proto/if_mzsch.pro
@@ -15,4 +15,5 @@ void mzvim_reset_timer __ARGS((void));
void *mzvim_eval_string __ARGS((char_u *str));
int mzthreads_allowed __ARGS((void));
void mzscheme_main __ARGS((void));
+void do_mzeval __ARGS((char_u *str, typval_T *rettv));
/* vim: set ft=c : */
diff --git a/src/testdir/Make_dos.mak b/src/testdir/Make_dos.mak
index c200a2f25..29f8b8687 100644
--- a/src/testdir/Make_dos.mak
+++ b/src/testdir/Make_dos.mak
@@ -29,7 +29,7 @@ SCRIPTS = test3.out test4.out test5.out test6.out test7.out \
test42.out test52.out test65.out test66.out test67.out \
test68.out test69.out
-SCRIPTS32 = test50.out
+SCRIPTS32 = test50.out test70.out
SCRIPTS_GUI = test16.out
diff --git a/src/testdir/Make_ming.mak b/src/testdir/Make_ming.mak
index 26d1e8781..760bb21dd 100644
--- a/src/testdir/Make_ming.mak
+++ b/src/testdir/Make_ming.mak
@@ -48,7 +48,7 @@ SCRIPTS = test3.out test4.out test5.out test6.out test7.out \
test42.out test52.out test65.out test66.out test67.out \
test68.out test69.out
-SCRIPTS32 = test50.out
+SCRIPTS32 = test50.out test70.out
SCRIPTS_GUI = test16.out
@@ -78,6 +78,7 @@ clean:
-$(DEL) small.vim
-$(DEL) tiny.vim
-$(DEL) mbyte.vim
+ -$(DEL) mzscheme.vim
-$(DEL) X*
-$(DEL) viminfo
diff --git a/src/testdir/Makefile b/src/testdir/Makefile
index efad475bf..073a2841d 100644
--- a/src/testdir/Makefile
+++ b/src/testdir/Makefile
@@ -23,7 +23,7 @@ SCRIPTS = test1.out test2.out test3.out test4.out test5.out test6.out \
test54.out test55.out test56.out test57.out test58.out \
test59.out test60.out test61.out test62.out test63.out \
test64.out test65.out test66.out test67.out test68.out \
- test69.out
+ test69.out test70.out
SCRIPTS_GUI = test16.out
@@ -44,10 +44,10 @@ report:
$(SCRIPTS) $(SCRIPTS_GUI): $(VIMPROG)
clean:
- -rm -rf *.out *.failed *.rej *.orig test.log tiny.vim small.vim mbyte.vim test.ok X* valgrind.pid* viminfo
+ -rm -rf *.out *.failed *.rej *.orig test.log tiny.vim small.vim mbyte.vim mzscheme.vim test.ok X* valgrind.pid* viminfo
test1.out: test1.in
- -rm -f $*.failed tiny.vim small.vim mbyte.vim test.ok X* viminfo
+ -rm -f $*.failed tiny.vim small.vim mbyte.vim mzscheme.vim test.ok X* viminfo
$(VALGRIND) $(VIMPROG) -u unix.vim -U NONE --noplugin -s dotest.in $*.in
@/bin/sh -c "if diff test.out $*.ok; \
then mv -f test.out $*.out; \
diff --git a/src/testdir/main.aap b/src/testdir/main.aap
index 0293b92f8..5fb93ec24 100644
--- a/src/testdir/main.aap
+++ b/src/testdir/main.aap
@@ -32,11 +32,11 @@ gui: newlog $Scripts $ScriptsGUI
$Scripts $ScriptsGUI: $VimProg
clean:
- :del {r}{force} *.out test.log tiny.vim small.vim mbyte.vim test.ok X*
+ :del {r}{force} *.out test.log tiny.vim small.vim mbyte.vim mzscheme.vim test.ok X*
# test1 is special, it checks for features
test1.out: test1.in
- :del {force} test1.failed tiny.vim small.vim mbyte.vim
+ :del {force} test1.failed tiny.vim small.vim mbyte.vim mzscheme.vim
:sys {i} $VimProg -u unix.vim -U NONE --noplugin -s dotest.in test1.in
@if os.system("diff test.out test1.ok") != 0:
:error test1 FAILED - Something basic is wrong
diff --git a/src/testdir/test1.in b/src/testdir/test1.in
index 6d1bddee9..bdcc01d08 100644
--- a/src/testdir/test1.in
+++ b/src/testdir/test1.in
@@ -13,6 +13,7 @@ set like small.vim above. tiny.vim is sourced by tests that require the
If Vim was not compiled with the +multi_byte feature, the mbyte.vim script will be set like small.vim above. mbyte.vim is sourced by tests that require the
+multi_byte feature.
+Similar logic is applied to the +mzscheme feature, using mzscheme.vim.
STARTTEST
:" Write a single line to test.out to check if testing works at all.
@@ -25,8 +26,11 @@ ae! test.ok
w! test.out
qa!
:w! mbyte.vim
+:w! mzscheme.vim
:" If +multi_byte feature supported, make mbyte.vim empty.
:if has("multi_byte") | sp another | w! mbyte.vim | q | endif
+:" If +mzscheme feature supported, make mzscheme.vim empty.
+:if has("mzscheme") | sp another | w! mzscheme.vim | q | endif
:" If +eval feature supported quit here, leaving tiny.vim and small.vim empty.
:" Otherwise write small.vim to skip the test.
:if 1 | q! | endif
diff --git a/src/testdir/test70.in b/src/testdir/test70.in
new file mode 100644
index 000000000..01f43eafb
--- /dev/null
+++ b/src/testdir/test70.in
@@ -0,0 +1,53 @@
+Smoke test for MzScheme interface and mzeval() function
+
+STARTTEST
+:so mzscheme.vim
+:set nocompatible viminfo+=nviminfo
+:function! MzRequire()
+:redir => l:mzversion
+:mz (version)
+:redir END
+:if strpart(l:mzversion, 1, 1) < "4"
+:" MzScheme versions < 4.x:
+:mz (require (prefix vim- vimext))
+:else
+:" newer versions:
+:mz (require (prefix-in vim- 'vimext))
+:mz (require r5rs)
+:endif
+:endfunction
+:silent call MzRequire()
+:mz (define l '("item0" "dictionary with list OK" "item2"))
+:mz (define h (make-hash))
+:mz (hash-set! h "list" l)
+/^1
+:" change buffer contents
+:mz (vim-set-buff-line (vim-eval "line('.')") "1 changed line 1")
+:" scalar test
+:let tmp_string = mzeval('"string"')
+:let tmp_1000 = mzeval('1000')
+:if tmp_string . tmp_1000 == "string1000"
+:let scalar_res = "OK"
+:else
+:let scalar_res = "FAILED"
+:endif
+:call append(search("^1"), "scalar test " . scalar_res)
+:" dictionary containing a list
+:let tmp = mzeval("h")["list"][1]
+:/^2/put =tmp
+:" circular list (at the same time test lists containing lists)
+:mz (set-car! (cddr l) l)
+:let l2 = mzeval("h")["list"]
+:if l2[2] == l2
+:let res = "OK"
+:else
+:let res = "FAILED"
+:endif
+:call setline(search("^3"), "circular test " . res)
+:?^1?,$w! test.out
+:qa!
+ENDTEST
+
+1 line 1
+2 line 2
+3 line 3
diff --git a/src/testdir/test70.ok b/src/testdir/test70.ok
new file mode 100644
index 000000000..f8d2d3158
--- /dev/null
+++ b/src/testdir/test70.ok
@@ -0,0 +1,5 @@
+1 changed line 1
+scalar test OK
+2 line 2
+dictionary with list OK
+circular test OK
diff --git a/src/version.c b/src/version.c
index 0b29cb709..f3b3a5c39 100644
--- a/src/version.c
+++ b/src/version.c
@@ -682,6 +682,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
+ 336,
+/**/
335,
/**/
334,