/
if_ruby.c
1619 lines (1457 loc) · 42.1 KB
/
if_ruby.c
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/* vi:set ts=8 sts=4 sw=4 noet:
*
* VIM - Vi IMproved by Bram Moolenaar
*
* Ruby interface by Shugo Maeda
* with improvements by SegPhault (Ryan Paul)
* with improvements by Jon Maken
*
* Do ":help uganda" in Vim to read copying and usage conditions.
* Do ":help credits" in Vim to see a list of people who contributed.
* See README.txt for an overview of the Vim source code.
*/
#ifdef HAVE_CONFIG_H
# include "auto/config.h"
#endif
#include <stdio.h>
#include <string.h>
#ifdef _WIN32
# if !defined(DYNAMIC_RUBY_VER) || (DYNAMIC_RUBY_VER < 18)
# define NT
# endif
# ifndef DYNAMIC_RUBY
# define IMPORT /* For static dll usage __declspec(dllimport) */
# define RUBYEXTERN __declspec(dllimport)
# endif
#endif
#ifndef RUBYEXTERN
# define RUBYEXTERN extern
#endif
#if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 24
# define USE_RUBY_INTEGER
#endif
#ifdef DYNAMIC_RUBY
/*
* This is tricky. In ruby.h there is (inline) function rb_class_of()
* definition. This function use these variables. But we want function to
* use dll_* variables.
*/
# define rb_cFalseClass (*dll_rb_cFalseClass)
# define rb_cFixnum (*dll_rb_cFixnum)
# if defined(USE_RUBY_INTEGER)
# define rb_cInteger (*dll_rb_cInteger)
# endif
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 20
# define rb_cFloat (*dll_rb_cFloat)
# endif
# define rb_cNilClass (*dll_rb_cNilClass)
# define rb_cSymbol (*dll_rb_cSymbol)
# define rb_cTrueClass (*dll_rb_cTrueClass)
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18
/*
* On ver 1.8, all Ruby functions are exported with "__declspec(dllimport)"
* in ruby.h. But it causes trouble for these variables, because it is
* defined in this file. When defined this RUBY_EXPORT it modified to
* "extern" and be able to avoid this problem.
*/
# define RUBY_EXPORT
# endif
#if !(defined(WIN32) || defined(_WIN64))
# include <dlfcn.h>
# define HINSTANCE void*
# define RUBY_PROC void*
# define load_dll(n) dlopen((n), RTLD_LAZY|RTLD_GLOBAL)
# define symbol_from_dll dlsym
# define close_dll dlclose
#else
# define RUBY_PROC FARPROC
# define load_dll vimLoadLib
# define symbol_from_dll GetProcAddress
# define close_dll FreeLibrary
#endif
#endif /* ifdef DYNAMIC_RUBY */
/* suggested by Ariya Mizutani */
#if (_MSC_VER == 1200)
# undef _WIN32_WINNT
#endif
#if (defined(RUBY_VERSION) && RUBY_VERSION >= 19) \
|| (defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 19)
# define RUBY19_OR_LATER 1
#endif
#if (defined(RUBY_VERSION) && RUBY_VERSION >= 20) \
|| (defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 20)
# define RUBY20_OR_LATER 1
#endif
#if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 19
/* Ruby 1.9 defines a number of static functions which use rb_num2long and
* rb_int2big */
# define rb_num2long rb_num2long_stub
# define rb_int2big rb_int2big_stub
#endif
#if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 19 \
&& VIM_SIZEOF_INT < VIM_SIZEOF_LONG
/* Ruby 1.9 defines a number of static functions which use rb_fix2int and
* rb_num2int if VIM_SIZEOF_INT < VIM_SIZEOF_LONG (64bit) */
# define rb_fix2int rb_fix2int_stub
# define rb_num2int rb_num2int_stub
#endif
#if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER == 21
/* Ruby 2.1 adds new GC called RGenGC and RARRAY_PTR uses
* rb_gc_writebarrier_unprotect_promoted if USE_RGENGC */
# define rb_gc_writebarrier_unprotect_promoted rb_gc_writebarrier_unprotect_promoted_stub
#endif
#if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 22
# define rb_gc_writebarrier_unprotect rb_gc_writebarrier_unprotect_stub
#endif
#include <ruby.h>
#ifdef RUBY19_OR_LATER
# include <ruby/encoding.h>
#endif
#undef off_t /* ruby defines off_t as _int64, Mingw uses long */
#undef EXTERN
#undef _
/* T_DATA defined both by Ruby and Mac header files, hack around it... */
#if defined(MACOS_X_UNIX) || defined(macintosh)
# define __OPENTRANSPORT__
# define __OPENTRANSPORTPROTOCOL__
# define __OPENTRANSPORTPROVIDERS__
#endif
/*
* The TypedData_XXX macro family can be used since Ruby 1.9.2 but
* rb_data_type_t changed in 1.9.3, therefore require at least 2.0.
* The old Data_XXX macro family was deprecated on Ruby 2.2.
* Use TypedData_XXX if available.
*/
#if defined(TypedData_Wrap_Struct) && defined(RUBY20_OR_LATER)
# define USE_TYPEDDATA 1
#endif
/*
* Backward compatibility for Ruby 1.8 and earlier.
* Ruby 1.9 does not provide STR2CSTR, instead StringValuePtr is provided.
* Ruby 1.9 does not provide RXXX(s)->len and RXXX(s)->ptr, instead
* RXXX_LEN(s) and RXXX_PTR(s) are provided.
*/
#ifndef StringValuePtr
# define StringValuePtr(s) STR2CSTR(s)
#endif
#ifndef RARRAY_LEN
# define RARRAY_LEN(s) RARRAY(s)->len
#endif
#ifndef RARRAY_PTR
# define RARRAY_PTR(s) RARRAY(s)->ptr
#endif
#ifndef RSTRING_LEN
# define RSTRING_LEN(s) RSTRING(s)->len
#endif
#ifndef RSTRING_PTR
# define RSTRING_PTR(s) RSTRING(s)->ptr
#endif
#ifdef HAVE_DUP
# undef HAVE_DUP
#endif
#include "vim.h"
#include "version.h"
#if defined(PROTO) && !defined(FEAT_RUBY)
/* Define these to be able to generate the function prototypes. */
# define VALUE int
# define RUBY_DATA_FUNC int
#endif
static int ruby_initialized = 0;
static void *ruby_stack_start;
static VALUE objtbl;
static VALUE mVIM;
static VALUE cBuffer;
static VALUE cVimWindow;
static VALUE eDeletedBufferError;
static VALUE eDeletedWindowError;
static int ensure_ruby_initialized(void);
static void error_print(int);
static void ruby_io_init(void);
static void ruby_vim_init(void);
#if defined(RUBY19_OR_LATER) || defined(RUBY_INIT_STACK)
# if defined(__ia64) && !defined(ruby_init_stack)
# define ruby_init_stack(addr) ruby_init_stack((addr), rb_ia64_bsp())
# endif
#endif
#if defined(DYNAMIC_RUBY) || defined(PROTO)
# if defined(PROTO) && !defined(HINSTANCE)
# define HINSTANCE int /* for generating prototypes */
# endif
/*
* Wrapper defines
*/
# define rb_assoc_new dll_rb_assoc_new
# define rb_cObject (*dll_rb_cObject)
# define rb_check_type dll_rb_check_type
# ifdef USE_TYPEDDATA
# define rb_check_typeddata dll_rb_check_typeddata
# endif
# define rb_class_path dll_rb_class_path
# ifdef USE_TYPEDDATA
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 23
# define rb_data_typed_object_wrap dll_rb_data_typed_object_wrap
# else
# define rb_data_typed_object_alloc dll_rb_data_typed_object_alloc
# endif
# else
# define rb_data_object_alloc dll_rb_data_object_alloc
# endif
# define rb_define_class_under dll_rb_define_class_under
# define rb_define_const dll_rb_define_const
# define rb_define_global_function dll_rb_define_global_function
# define rb_define_method dll_rb_define_method
# define rb_define_module dll_rb_define_module
# define rb_define_module_function dll_rb_define_module_function
# define rb_define_singleton_method dll_rb_define_singleton_method
# define rb_define_virtual_variable dll_rb_define_virtual_variable
# define rb_stdout (*dll_rb_stdout)
# define rb_eArgError (*dll_rb_eArgError)
# define rb_eIndexError (*dll_rb_eIndexError)
# define rb_eRuntimeError (*dll_rb_eRuntimeError)
# define rb_eStandardError (*dll_rb_eStandardError)
# define rb_eval_string_protect dll_rb_eval_string_protect
# define rb_global_variable dll_rb_global_variable
# define rb_hash_aset dll_rb_hash_aset
# define rb_hash_new dll_rb_hash_new
# define rb_inspect dll_rb_inspect
# define rb_int2inum dll_rb_int2inum
# if VIM_SIZEOF_INT < VIM_SIZEOF_LONG /* 64 bits only */
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER <= 18
# define rb_fix2int dll_rb_fix2int
# define rb_num2int dll_rb_num2int
# endif
# define rb_num2uint dll_rb_num2uint
# endif
# define rb_lastline_get dll_rb_lastline_get
# define rb_lastline_set dll_rb_lastline_set
# define rb_load_protect dll_rb_load_protect
# ifndef RUBY19_OR_LATER
# define rb_num2long dll_rb_num2long
# endif
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER <= 19
# define rb_num2ulong dll_rb_num2ulong
# endif
# define rb_obj_alloc dll_rb_obj_alloc
# define rb_obj_as_string dll_rb_obj_as_string
# define rb_obj_id dll_rb_obj_id
# define rb_raise dll_rb_raise
# define rb_str_cat dll_rb_str_cat
# define rb_str_concat dll_rb_str_concat
# undef rb_str_new
# define rb_str_new dll_rb_str_new
# ifdef rb_str_new2
/* Ruby may #define rb_str_new2 to use rb_str_new_cstr. */
# define need_rb_str_new_cstr 1
/* Ruby's headers #define rb_str_new_cstr to make use of GCC's
* __builtin_constant_p extension. */
# undef rb_str_new_cstr
# define rb_str_new_cstr dll_rb_str_new_cstr
# else
# define rb_str_new2 dll_rb_str_new2
# endif
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18
# define rb_string_value dll_rb_string_value
# define rb_string_value_ptr dll_rb_string_value_ptr
# define rb_float_new dll_rb_float_new
# define rb_ary_new dll_rb_ary_new
# define rb_ary_push dll_rb_ary_push
# if defined(RUBY19_OR_LATER) || defined(RUBY_INIT_STACK)
# ifdef __ia64
# define rb_ia64_bsp dll_rb_ia64_bsp
# undef ruby_init_stack
# define ruby_init_stack(addr) dll_ruby_init_stack((addr), rb_ia64_bsp())
# else
# define ruby_init_stack dll_ruby_init_stack
# endif
# endif
# else
# define rb_str2cstr dll_rb_str2cstr
# endif
# ifdef RUBY19_OR_LATER
# define rb_errinfo dll_rb_errinfo
# else
# define ruby_errinfo (*dll_ruby_errinfo)
# endif
# define ruby_init dll_ruby_init
# define ruby_init_loadpath dll_ruby_init_loadpath
# ifdef WIN3264
# define NtInitialize dll_NtInitialize
# define ruby_sysinit dll_ruby_sysinit
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18
# define rb_w32_snprintf dll_rb_w32_snprintf
# endif
# endif
# ifdef RUBY19_OR_LATER
# define ruby_script dll_ruby_script
# define rb_enc_find_index dll_rb_enc_find_index
# define rb_enc_find dll_rb_enc_find
# undef rb_enc_str_new
# define rb_enc_str_new dll_rb_enc_str_new
# define rb_sprintf dll_rb_sprintf
# define rb_require dll_rb_require
# define ruby_options dll_ruby_options
# endif
/*
* Pointers for dynamic link
*/
static VALUE (*dll_rb_assoc_new) (VALUE, VALUE);
VALUE *dll_rb_cFalseClass;
VALUE *dll_rb_cFixnum;
# if defined(USE_RUBY_INTEGER)
VALUE *dll_rb_cInteger;
# endif
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 20
VALUE *dll_rb_cFloat;
# endif
VALUE *dll_rb_cNilClass;
static VALUE *dll_rb_cObject;
VALUE *dll_rb_cSymbol;
VALUE *dll_rb_cTrueClass;
static void (*dll_rb_check_type) (VALUE,int);
# ifdef USE_TYPEDDATA
static void *(*dll_rb_check_typeddata) (VALUE,const rb_data_type_t *);
# endif
static VALUE (*dll_rb_class_path) (VALUE);
# ifdef USE_TYPEDDATA
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 23
static VALUE (*dll_rb_data_typed_object_wrap) (VALUE, void*, const rb_data_type_t *);
# else
static VALUE (*dll_rb_data_typed_object_alloc) (VALUE, void*, const rb_data_type_t *);
# endif
# else
static VALUE (*dll_rb_data_object_alloc) (VALUE, void*, RUBY_DATA_FUNC, RUBY_DATA_FUNC);
# endif
static VALUE (*dll_rb_define_class_under) (VALUE, const char*, VALUE);
static void (*dll_rb_define_const) (VALUE,const char*,VALUE);
static void (*dll_rb_define_global_function) (const char*,VALUE(*)(),int);
static void (*dll_rb_define_method) (VALUE,const char*,VALUE(*)(),int);
static VALUE (*dll_rb_define_module) (const char*);
static void (*dll_rb_define_module_function) (VALUE,const char*,VALUE(*)(),int);
static void (*dll_rb_define_singleton_method) (VALUE,const char*,VALUE(*)(),int);
static void (*dll_rb_define_virtual_variable) (const char*,VALUE(*)(),void(*)());
static VALUE *dll_rb_stdout;
static VALUE *dll_rb_eArgError;
static VALUE *dll_rb_eIndexError;
static VALUE *dll_rb_eRuntimeError;
static VALUE *dll_rb_eStandardError;
static VALUE (*dll_rb_eval_string_protect) (const char*, int*);
static void (*dll_rb_global_variable) (VALUE*);
static VALUE (*dll_rb_hash_aset) (VALUE, VALUE, VALUE);
static VALUE (*dll_rb_hash_new) (void);
static VALUE (*dll_rb_inspect) (VALUE);
static VALUE (*dll_rb_int2inum) (long);
# if VIM_SIZEOF_INT < VIM_SIZEOF_LONG /* 64 bits only */
static long (*dll_rb_fix2int) (VALUE);
static long (*dll_rb_num2int) (VALUE);
static unsigned long (*dll_rb_num2uint) (VALUE);
# endif
static VALUE (*dll_rb_lastline_get) (void);
static void (*dll_rb_lastline_set) (VALUE);
static void (*dll_rb_load_protect) (VALUE, int, int*);
static long (*dll_rb_num2long) (VALUE);
static unsigned long (*dll_rb_num2ulong) (VALUE);
static VALUE (*dll_rb_obj_alloc) (VALUE);
static VALUE (*dll_rb_obj_as_string) (VALUE);
static VALUE (*dll_rb_obj_id) (VALUE);
static void (*dll_rb_raise) (VALUE, const char*, ...);
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18
static VALUE (*dll_rb_string_value) (volatile VALUE*);
# else
static char *(*dll_rb_str2cstr) (VALUE,int*);
# endif
static VALUE (*dll_rb_str_cat) (VALUE, const char*, long);
static VALUE (*dll_rb_str_concat) (VALUE, VALUE);
static VALUE (*dll_rb_str_new) (const char*, long);
# ifdef need_rb_str_new_cstr
/* Ruby may #define rb_str_new2 to use rb_str_new_cstr. */
static VALUE (*dll_rb_str_new_cstr) (const char*);
# else
static VALUE (*dll_rb_str_new2) (const char*);
# endif
# ifdef RUBY19_OR_LATER
static VALUE (*dll_rb_errinfo) (void);
# else
static VALUE *dll_ruby_errinfo;
# endif
static void (*dll_ruby_init) (void);
static void (*dll_ruby_init_loadpath) (void);
# ifdef WIN3264
static void (*dll_NtInitialize) (int*, char***);
static void (*dll_ruby_sysinit) (int*, char***);
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18
static int (*dll_rb_w32_snprintf)(char*, size_t, const char*, ...);
# endif
# endif
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18
static char * (*dll_rb_string_value_ptr) (volatile VALUE*);
static VALUE (*dll_rb_float_new) (double);
static VALUE (*dll_rb_ary_new) (void);
static VALUE (*dll_rb_ary_push) (VALUE, VALUE);
# if defined(RUBY19_OR_LATER) || defined(RUBY_INIT_STACK)
# ifdef __ia64
static void * (*dll_rb_ia64_bsp) (void);
static void (*dll_ruby_init_stack)(VALUE*, void*);
# else
static void (*dll_ruby_init_stack)(VALUE*);
# endif
# endif
# endif
# ifdef RUBY19_OR_LATER
static VALUE (*dll_rb_int2big)(SIGNED_VALUE);
# endif
# ifdef RUBY19_OR_LATER
static void (*dll_ruby_script) (const char*);
static int (*dll_rb_enc_find_index) (const char*);
static rb_encoding* (*dll_rb_enc_find) (const char*);
static VALUE (*dll_rb_enc_str_new) (const char*, long, rb_encoding*);
static VALUE (*dll_rb_sprintf) (const char*, ...);
static VALUE (*dll_rb_require) (const char*);
static void* (*ruby_options)(int, char**);
# endif
# if defined(USE_RGENGC) && USE_RGENGC
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER == 21
static void (*dll_rb_gc_writebarrier_unprotect_promoted)(VALUE);
# else
static void (*dll_rb_gc_writebarrier_unprotect)(VALUE obj);
# endif
# endif
# if defined(RUBY19_OR_LATER) && !defined(PROTO)
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 22
long rb_num2long_stub(VALUE x)
# else
SIGNED_VALUE rb_num2long_stub(VALUE x)
# endif
{
return dll_rb_num2long(x);
}
VALUE rb_int2big_stub(SIGNED_VALUE x)
{
return dll_rb_int2big(x);
}
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 19 \
&& VIM_SIZEOF_INT < VIM_SIZEOF_LONG
long rb_fix2int_stub(VALUE x)
{
return dll_rb_fix2int(x);
}
long rb_num2int_stub(VALUE x)
{
return dll_rb_num2int(x);
}
# endif
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 20
VALUE
rb_float_new_in_heap(double d)
{
return dll_rb_float_new(d);
}
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 22
unsigned long rb_num2ulong(VALUE x)
# else
VALUE rb_num2ulong(VALUE x)
# endif
{
return (long)RSHIFT((SIGNED_VALUE)(x),1);
}
# endif
# endif
/* Do not generate a prototype here, VALUE isn't always defined. */
# if defined(USE_RGENGC) && USE_RGENGC && !defined(PROTO)
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER == 21
void rb_gc_writebarrier_unprotect_promoted_stub(VALUE obj)
{
dll_rb_gc_writebarrier_unprotect_promoted(obj);
}
# else
void rb_gc_writebarrier_unprotect_stub(VALUE obj)
{
dll_rb_gc_writebarrier_unprotect(obj);
}
# endif
# endif
static HINSTANCE hinstRuby = NULL; /* Instance of ruby.dll */
/*
* Table of name to function pointer of ruby.
*/
static struct
{
char *name;
RUBY_PROC *ptr;
} ruby_funcname_table[] =
{
{"rb_assoc_new", (RUBY_PROC*)&dll_rb_assoc_new},
{"rb_cFalseClass", (RUBY_PROC*)&dll_rb_cFalseClass},
# if defined(USE_RUBY_INTEGER)
{"rb_cInteger", (RUBY_PROC*)&dll_rb_cInteger},
# else
{"rb_cFixnum", (RUBY_PROC*)&dll_rb_cFixnum},
# endif
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 20
{"rb_cFloat", (RUBY_PROC*)&dll_rb_cFloat},
# endif
{"rb_cNilClass", (RUBY_PROC*)&dll_rb_cNilClass},
{"rb_cObject", (RUBY_PROC*)&dll_rb_cObject},
{"rb_cSymbol", (RUBY_PROC*)&dll_rb_cSymbol},
{"rb_cTrueClass", (RUBY_PROC*)&dll_rb_cTrueClass},
{"rb_check_type", (RUBY_PROC*)&dll_rb_check_type},
# ifdef USE_TYPEDDATA
{"rb_check_typeddata", (RUBY_PROC*)&dll_rb_check_typeddata},
# endif
{"rb_class_path", (RUBY_PROC*)&dll_rb_class_path},
# ifdef USE_TYPEDDATA
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 23
{"rb_data_typed_object_wrap", (RUBY_PROC*)&dll_rb_data_typed_object_wrap},
# else
{"rb_data_typed_object_alloc", (RUBY_PROC*)&dll_rb_data_typed_object_alloc},
# endif
# else
{"rb_data_object_alloc", (RUBY_PROC*)&dll_rb_data_object_alloc},
# endif
{"rb_define_class_under", (RUBY_PROC*)&dll_rb_define_class_under},
{"rb_define_const", (RUBY_PROC*)&dll_rb_define_const},
{"rb_define_global_function", (RUBY_PROC*)&dll_rb_define_global_function},
{"rb_define_method", (RUBY_PROC*)&dll_rb_define_method},
{"rb_define_module", (RUBY_PROC*)&dll_rb_define_module},
{"rb_define_module_function", (RUBY_PROC*)&dll_rb_define_module_function},
{"rb_define_singleton_method", (RUBY_PROC*)&dll_rb_define_singleton_method},
{"rb_define_virtual_variable", (RUBY_PROC*)&dll_rb_define_virtual_variable},
{"rb_stdout", (RUBY_PROC*)&dll_rb_stdout},
{"rb_eArgError", (RUBY_PROC*)&dll_rb_eArgError},
{"rb_eIndexError", (RUBY_PROC*)&dll_rb_eIndexError},
{"rb_eRuntimeError", (RUBY_PROC*)&dll_rb_eRuntimeError},
{"rb_eStandardError", (RUBY_PROC*)&dll_rb_eStandardError},
{"rb_eval_string_protect", (RUBY_PROC*)&dll_rb_eval_string_protect},
{"rb_global_variable", (RUBY_PROC*)&dll_rb_global_variable},
{"rb_hash_aset", (RUBY_PROC*)&dll_rb_hash_aset},
{"rb_hash_new", (RUBY_PROC*)&dll_rb_hash_new},
{"rb_inspect", (RUBY_PROC*)&dll_rb_inspect},
{"rb_int2inum", (RUBY_PROC*)&dll_rb_int2inum},
# if VIM_SIZEOF_INT < VIM_SIZEOF_LONG /* 64 bits only */
{"rb_fix2int", (RUBY_PROC*)&dll_rb_fix2int},
{"rb_num2int", (RUBY_PROC*)&dll_rb_num2int},
{"rb_num2uint", (RUBY_PROC*)&dll_rb_num2uint},
# endif
{"rb_lastline_get", (RUBY_PROC*)&dll_rb_lastline_get},
{"rb_lastline_set", (RUBY_PROC*)&dll_rb_lastline_set},
{"rb_load_protect", (RUBY_PROC*)&dll_rb_load_protect},
{"rb_num2long", (RUBY_PROC*)&dll_rb_num2long},
{"rb_num2ulong", (RUBY_PROC*)&dll_rb_num2ulong},
{"rb_obj_alloc", (RUBY_PROC*)&dll_rb_obj_alloc},
{"rb_obj_as_string", (RUBY_PROC*)&dll_rb_obj_as_string},
{"rb_obj_id", (RUBY_PROC*)&dll_rb_obj_id},
{"rb_raise", (RUBY_PROC*)&dll_rb_raise},
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18
{"rb_string_value", (RUBY_PROC*)&dll_rb_string_value},
# else
{"rb_str2cstr", (RUBY_PROC*)&dll_rb_str2cstr},
# endif
{"rb_str_cat", (RUBY_PROC*)&dll_rb_str_cat},
{"rb_str_concat", (RUBY_PROC*)&dll_rb_str_concat},
{"rb_str_new", (RUBY_PROC*)&dll_rb_str_new},
# ifdef need_rb_str_new_cstr
{"rb_str_new_cstr", (RUBY_PROC*)&dll_rb_str_new_cstr},
# else
{"rb_str_new2", (RUBY_PROC*)&dll_rb_str_new2},
# endif
# ifdef RUBY19_OR_LATER
{"rb_errinfo", (RUBY_PROC*)&dll_rb_errinfo},
# else
{"ruby_errinfo", (RUBY_PROC*)&dll_ruby_errinfo},
# endif
{"ruby_init", (RUBY_PROC*)&dll_ruby_init},
{"ruby_init_loadpath", (RUBY_PROC*)&dll_ruby_init_loadpath},
# ifdef WIN3264
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER < 19
{"NtInitialize", (RUBY_PROC*)&dll_NtInitialize},
# else
{"ruby_sysinit", (RUBY_PROC*)&dll_ruby_sysinit},
# endif
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18
{"rb_w32_snprintf", (RUBY_PROC*)&dll_rb_w32_snprintf},
# endif
# endif
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 18
{"rb_string_value_ptr", (RUBY_PROC*)&dll_rb_string_value_ptr},
# if DYNAMIC_RUBY_VER <= 19
{"rb_float_new", (RUBY_PROC*)&dll_rb_float_new},
# else
{"rb_float_new_in_heap", (RUBY_PROC*)&dll_rb_float_new},
# endif
{"rb_ary_new", (RUBY_PROC*)&dll_rb_ary_new},
{"rb_ary_push", (RUBY_PROC*)&dll_rb_ary_push},
# endif
# ifdef RUBY19_OR_LATER
{"rb_int2big", (RUBY_PROC*)&dll_rb_int2big},
{"ruby_script", (RUBY_PROC*)&dll_ruby_script},
{"rb_enc_find_index", (RUBY_PROC*)&dll_rb_enc_find_index},
{"rb_enc_find", (RUBY_PROC*)&dll_rb_enc_find},
{"rb_enc_str_new", (RUBY_PROC*)&dll_rb_enc_str_new},
{"rb_sprintf", (RUBY_PROC*)&dll_rb_sprintf},
{"rb_require", (RUBY_PROC*)&dll_rb_require},
{"ruby_options", (RUBY_PROC*)&dll_ruby_options},
# endif
# if defined(RUBY19_OR_LATER) || defined(RUBY_INIT_STACK)
# ifdef __ia64
{"rb_ia64_bsp", (RUBY_PROC*)&dll_rb_ia64_bsp},
# endif
{"ruby_init_stack", (RUBY_PROC*)&dll_ruby_init_stack},
# endif
# if defined(USE_RGENGC) && USE_RGENGC
# if defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER == 21
{"rb_gc_writebarrier_unprotect_promoted", (RUBY_PROC*)&dll_rb_gc_writebarrier_unprotect_promoted},
# else
{"rb_gc_writebarrier_unprotect", (RUBY_PROC*)&dll_rb_gc_writebarrier_unprotect},
# endif
# endif
{"", NULL},
};
/*
* Free ruby.dll
*/
static void
end_dynamic_ruby(void)
{
if (hinstRuby)
{
close_dll(hinstRuby);
hinstRuby = NULL;
}
}
/*
* Load library and get all pointers.
* Parameter 'libname' provides name of DLL.
* Return OK or FAIL.
*/
static int
ruby_runtime_link_init(char *libname, int verbose)
{
int i;
if (hinstRuby)
return OK;
hinstRuby = load_dll(libname);
if (!hinstRuby)
{
if (verbose)
EMSG2(_(e_loadlib), libname);
return FAIL;
}
for (i = 0; ruby_funcname_table[i].ptr; ++i)
{
if (!(*ruby_funcname_table[i].ptr = symbol_from_dll(hinstRuby,
ruby_funcname_table[i].name)))
{
close_dll(hinstRuby);
hinstRuby = NULL;
if (verbose)
EMSG2(_(e_loadfunc), ruby_funcname_table[i].name);
return FAIL;
}
}
return OK;
}
/*
* If ruby is enabled (there is installed ruby on Windows system) return TRUE,
* else FALSE.
*/
int
ruby_enabled(int verbose)
{
return ruby_runtime_link_init((char *)p_rubydll, verbose) == OK;
}
#endif /* defined(DYNAMIC_RUBY) || defined(PROTO) */
void
ruby_end(void)
{
#ifdef DYNAMIC_RUBY
end_dynamic_ruby();
#endif
}
void ex_ruby(exarg_T *eap)
{
int state;
char *script = NULL;
script = (char *)script_get(eap, eap->arg);
if (!eap->skip && ensure_ruby_initialized())
{
if (script == NULL)
rb_eval_string_protect((char *)eap->arg, &state);
else
rb_eval_string_protect(script, &state);
if (state)
error_print(state);
}
vim_free(script);
}
/*
* In Ruby 1.9 or later, ruby String object has encoding.
* conversion buffer string of vim to ruby String object using
* VIM encoding option.
*/
static VALUE
vim_str2rb_enc_str(const char *s)
{
#ifdef RUBY19_OR_LATER
int isnum;
long lval;
char_u *sval;
rb_encoding *enc;
isnum = get_option_value((char_u *)"enc", &lval, &sval, 0);
if (isnum == 0)
{
enc = rb_enc_find((char *)sval);
vim_free(sval);
if (enc)
{
return rb_enc_str_new(s, (long)strlen(s), enc);
}
}
#endif
return rb_str_new2(s);
}
static VALUE
eval_enc_string_protect(const char *str, int *state)
{
#ifdef RUBY19_OR_LATER
int isnum;
long lval;
char_u *sval;
rb_encoding *enc;
VALUE v;
isnum = get_option_value((char_u *)"enc", &lval, &sval, 0);
if (isnum == 0)
{
enc = rb_enc_find((char *)sval);
vim_free(sval);
if (enc)
{
v = rb_sprintf("#-*- coding:%s -*-\n%s", rb_enc_name(enc), str);
return rb_eval_string_protect(StringValuePtr(v), state);
}
}
#endif
return rb_eval_string_protect(str, state);
}
void ex_rubydo(exarg_T *eap)
{
int state;
linenr_T i;
buf_T *was_curbuf = curbuf;
if (ensure_ruby_initialized())
{
if (u_save(eap->line1 - 1, eap->line2 + 1) != OK)
return;
for (i = eap->line1; i <= eap->line2; i++)
{
VALUE line;
if (i > curbuf->b_ml.ml_line_count)
break;
line = vim_str2rb_enc_str((char *)ml_get(i));
rb_lastline_set(line);
eval_enc_string_protect((char *) eap->arg, &state);
if (state)
{
error_print(state);
break;
}
if (was_curbuf != curbuf)
break;
line = rb_lastline_get();
if (!NIL_P(line))
{
if (TYPE(line) != T_STRING)
{
EMSG(_("E265: $_ must be an instance of String"));
return;
}
ml_replace(i, (char_u *) StringValuePtr(line), 1);
changed();
#ifdef SYNTAX_HL
syn_changed(i); /* recompute syntax hl. for this line */
#endif
}
}
check_cursor();
update_curbuf(NOT_VALID);
}
}
void ex_rubyfile(exarg_T *eap)
{
int state;
if (ensure_ruby_initialized())
{
rb_load_protect(rb_str_new2((char *) eap->arg), 0, &state);
if (state) error_print(state);
}
}
void ruby_buffer_free(buf_T *buf)
{
if (buf->b_ruby_ref)
{
rb_hash_aset(objtbl, rb_obj_id((VALUE) buf->b_ruby_ref), Qnil);
RDATA(buf->b_ruby_ref)->data = NULL;
}
}
void ruby_window_free(win_T *win)
{
if (win->w_ruby_ref)
{
rb_hash_aset(objtbl, rb_obj_id((VALUE) win->w_ruby_ref), Qnil);
RDATA(win->w_ruby_ref)->data = NULL;
}
}
static int ensure_ruby_initialized(void)
{
if (!ruby_initialized)
{
#ifdef DYNAMIC_RUBY
if (ruby_enabled(TRUE))
{
#endif
#ifdef _WIN32
/* suggested by Ariya Mizutani */
int argc = 1;
char *argv[] = {"gvim.exe"};
char **argvp = argv;
# ifdef RUBY19_OR_LATER
ruby_sysinit(&argc, &argvp);
# else
NtInitialize(&argc, &argvp);
# endif
#endif
{
#if defined(RUBY19_OR_LATER) || defined(RUBY_INIT_STACK)
ruby_init_stack(ruby_stack_start);
#endif
ruby_init();
}
#ifdef RUBY19_OR_LATER
{
int dummy_argc = 2;
char *dummy_argv[] = {"vim-ruby", "-e0"};
ruby_options(dummy_argc, dummy_argv);
}
ruby_script("vim-ruby");
#else
ruby_init_loadpath();
#endif
ruby_io_init();
ruby_vim_init();
ruby_initialized = 1;
#ifdef DYNAMIC_RUBY
}
else
{
EMSG(_("E266: Sorry, this command is disabled, the Ruby library could not be loaded."));
return 0;
}
#endif
}
return ruby_initialized;
}
static void error_print(int state)
{
#ifndef DYNAMIC_RUBY
#if !(defined(RUBY_VERSION) && RUBY_VERSION >= 19) \
&& !(defined(DYNAMIC_RUBY_VER) && DYNAMIC_RUBY_VER >= 19)
RUBYEXTERN VALUE ruby_errinfo;
#endif
#endif
VALUE eclass;
VALUE einfo;
char buff[BUFSIZ];
#define TAG_RETURN 0x1
#define TAG_BREAK 0x2
#define TAG_NEXT 0x3
#define TAG_RETRY 0x4
#define TAG_REDO 0x5
#define TAG_RAISE 0x6
#define TAG_THROW 0x7
#define TAG_FATAL 0x8
#define TAG_MASK 0xf
switch (state)
{
case TAG_RETURN:
EMSG(_("E267: unexpected return"));
break;
case TAG_NEXT:
EMSG(_("E268: unexpected next"));
break;
case TAG_BREAK:
EMSG(_("E269: unexpected break"));
break;
case TAG_REDO:
EMSG(_("E270: unexpected redo"));
break;
case TAG_RETRY:
EMSG(_("E271: retry outside of rescue clause"));
break;
case TAG_RAISE:
case TAG_FATAL:
#ifdef RUBY19_OR_LATER
eclass = CLASS_OF(rb_errinfo());
einfo = rb_obj_as_string(rb_errinfo());
#else
eclass = CLASS_OF(ruby_errinfo);
einfo = rb_obj_as_string(ruby_errinfo);
#endif
if (eclass == rb_eRuntimeError && RSTRING_LEN(einfo) == 0)
{
EMSG(_("E272: unhandled exception"));
}
else
{
VALUE epath;
char *p;
epath = rb_class_path(eclass);
vim_snprintf(buff, BUFSIZ, "%s: %s",
RSTRING_PTR(epath), RSTRING_PTR(einfo));
p = strchr(buff, '\n');
if (p) *p = '\0';
EMSG(buff);
}
break;
default:
vim_snprintf(buff, BUFSIZ, _("E273: unknown longjmp status %d"), state);
EMSG(buff);
break;
}
}
static VALUE vim_message(VALUE self UNUSED, VALUE str)
{
char *buff, *p;
str = rb_obj_as_string(str);
if (RSTRING_LEN(str) > 0)
{
/* Only do this when the string isn't empty, alloc(0) causes trouble. */
buff = ALLOCA_N(char, RSTRING_LEN(str) + 1);
strcpy(buff, RSTRING_PTR(str));
p = strchr(buff, '\n');
if (p) *p = '\0';
MSG(buff);
}
else
{
MSG("");
}
return Qnil;
}
static VALUE vim_set_option(VALUE self UNUSED, VALUE str)