vim/src/if_ruby.c
zeertzjq e99f068878
patch 9.1.0062: Internal error when :luado/perldo/pydo etc delete lines
Problem:  Internal error when :luado/perldo/pydo etc delete lines
Solution: Test that the line is still valid line number
          (zeertzjq)

closes: #13931

Signed-off-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2024-01-29 19:32:39 +01:00

1928 lines
48 KiB
C

/* 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.
*/
#include "protodef.h"
#ifdef HAVE_CONFIG_H
# include "auto/config.h"
#endif
#include <stdio.h>
#include <string.h>
#ifdef _WIN32
# ifndef DYNAMIC_RUBY
# define NT
# define IMPORT // For static dll usage __declspec(dllimport)
# define RUBYEXTERN __declspec(dllimport)
# endif
#endif
#ifndef RUBYEXTERN
# define RUBYEXTERN extern
#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.
*/
# if RUBY_VERSION >= 24
# define USE_RUBY_INTEGER
# endif
# 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 RUBY_VERSION >= 20
# define rb_cFloat (*dll_rb_cFloat)
# endif
# define rb_cNilClass (*dll_rb_cNilClass)
# define rb_cString (*dll_rb_cString)
# define rb_cSymbol (*dll_rb_cSymbol)
# define rb_cTrueClass (*dll_rb_cTrueClass)
/*
* 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
// 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
# if RUBY_VERSION >= 30 || 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 RUBY_VERSION == 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 RUBY_VERSION >= 22
# define rb_gc_writebarrier_unprotect rb_gc_writebarrier_unprotect_stub
# endif
# if RUBY_VERSION >= 26 && RUBY_VERSION <= 32
# define rb_ary_detransient rb_ary_detransient_stub
# endif
# if RUBY_VERSION >= 30
# define rb_check_type rb_check_type_stub
# define rb_num2uint rb_num2uint_stub
# define ruby_malloc_size_overflow ruby_malloc_size_overflow_stub
# endif
# if RUBY_VERSION >= 31
# define rb_debug_rstring_null_ptr rb_debug_rstring_null_ptr_stub
# define rb_unexpected_type rb_unexpected_type_stub
# endif
#endif // ifdef DYNAMIC_RUBY
// On macOS pre-installed Ruby defines "SIZEOF_TIME_T" as "SIZEOF_LONG" so it
// conflicts with the definition in config.h then causes a macro-redefined
// warning.
#ifdef SIZEOF_TIME_T
# undef SIZEOF_TIME_T
#endif
#include <ruby.h>
#include <ruby/encoding.h>
// See above.
#ifdef SIZEOF_TIME_T
# undef SIZEOF_TIME_T
#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)
# 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) && (RUBY_VERSION >= 20)
# 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
// Avoid redefining TRUE/FALSE in vterm.h.
#ifdef TRUE
# undef TRUE
#endif
#ifdef FALSE
# undef FALSE
#endif
#include "vim.h"
#include "version.h"
#ifdef DYNAMIC_RUBY
# ifdef MSWIN // must come after including vim.h, where it is defined
# define RUBY_PROC FARPROC
# define load_dll vimLoadLib
# define symbol_from_dll GetProcAddress
# define close_dll FreeLibrary
# define load_dll_error GetWin32Error
# else
# 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
# define load_dll_error dlerror
# endif
#endif
#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);
static int ruby_convert_to_vim_value(VALUE val, typval_T *rettv);
#if defined(__ia64) && !defined(ruby_init_stack)
# define ruby_init_stack(addr) ruby_init_stack((addr), rb_ia64_bsp())
#endif
#if defined(DYNAMIC_RUBY) || defined(PROTO)
# if defined(PROTO) && !defined(HINSTANCE)
# define HINSTANCE int // for generating prototypes
# endif
/*
* Wrapper defines
*/
// Ruby 2.7 actually expands the following symbols as macro.
# if RUBY_VERSION >= 27
# undef rb_define_global_function
# undef rb_define_method
# undef rb_define_module_function
# undef rb_define_singleton_method
# endif
# define rb_assoc_new dll_rb_assoc_new
# define rb_cObject (*dll_rb_cObject)
# define rb_class_new_instance dll_rb_class_new_instance
# if RUBY_VERSION < 30
# define rb_check_type dll_rb_check_type
# endif
# ifdef USE_TYPEDDATA
# define rb_check_typeddata dll_rb_check_typeddata
# endif
# define rb_class_path dll_rb_class_path
# ifdef USE_TYPEDDATA
# if RUBY_VERSION >= 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_stderr (*dll_rb_stderr)
# 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
# if RUBY_VERSION >= 21
# define rb_funcallv dll_rb_funcallv
# else
# define rb_funcall2 dll_rb_funcall2
# endif
# define rb_global_variable dll_rb_global_variable
# define rb_hash_aset dll_rb_hash_aset
# define rb_hash_foreach dll_rb_hash_foreach
# define rb_hash_new dll_rb_hash_new
# define rb_inspect dll_rb_inspect
# define rb_int2inum dll_rb_int2inum
// ruby.h may redefine rb_intern to use RUBY_CONST_ID_CACHE(), but that won't
// work. Not using the cache appears to be the best solution.
# undef rb_intern
# define rb_intern dll_rb_intern
# if VIM_SIZEOF_INT < VIM_SIZEOF_LONG // 64 bits only
# if RUBY_VERSION < 30
# define rb_num2uint dll_rb_num2uint
# endif
# endif
# define rb_num2dbl dll_rb_num2dbl
# define rb_lastline_get dll_rb_lastline_get
# define rb_lastline_set dll_rb_lastline_set
# define rb_protect dll_rb_protect
# define rb_load dll_rb_load
# if RUBY_VERSION < 20
# 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
# 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
# ifdef rb_ary_new4
# define RB_ARY_NEW4_MACRO 1
# undef rb_ary_new4
# endif
# define rb_ary_new4 dll_rb_ary_new4
# define rb_ary_push dll_rb_ary_push
# 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
# define rb_errinfo dll_rb_errinfo
# define ruby_init dll_ruby_init
# define ruby_init_loadpath dll_ruby_init_loadpath
# ifdef MSWIN
# define ruby_sysinit dll_ruby_sysinit
# define rb_w32_snprintf dll_rb_w32_snprintf
# endif
# 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
/*
* 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 RUBY_VERSION >= 20
VALUE *dll_rb_cFloat;
# endif
VALUE *dll_rb_cNilClass;
static VALUE *dll_rb_cObject;
VALUE *dll_rb_cString;
VALUE *dll_rb_cSymbol;
VALUE *dll_rb_cTrueClass;
static VALUE (*dll_rb_class_new_instance) (int,VALUE*,VALUE);
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 RUBY_VERSION >= 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
# if RUBY_VERSION >= 31
static void (*dll_rb_debug_rstring_null_ptr) (const char*);
# 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_stderr;
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*);
# if RUBY_VERSION >= 21
static VALUE (*dll_rb_funcallv) (VALUE, ID, int, const VALUE*);
# else
static VALUE (*dll_rb_funcall2) (VALUE, ID, int, const VALUE*);
# endif
static void (*dll_rb_global_variable) (VALUE*);
static VALUE (*dll_rb_hash_aset) (VALUE, VALUE, VALUE);
static VALUE (*dll_rb_hash_foreach) (VALUE, int (*)(VALUE, VALUE, VALUE), VALUE);
static VALUE (*dll_rb_hash_new) (void);
static VALUE (*dll_rb_inspect) (VALUE);
static VALUE (*dll_rb_int2inum) (long);
static ID (*dll_rb_intern) (const char*);
# if RUBY_VERSION >= 30 || VIM_SIZEOF_INT < VIM_SIZEOF_LONG
static long (*dll_rb_fix2int) (VALUE);
static long (*dll_rb_num2int) (VALUE);
static unsigned long (*dll_rb_num2uint) (VALUE);
# endif
static double (*dll_rb_num2dbl) (VALUE);
static VALUE (*dll_rb_lastline_get) (void);
static void (*dll_rb_lastline_set) (VALUE);
static VALUE (*dll_rb_protect) (VALUE (*)(VALUE), VALUE, int*);
static void (*dll_rb_load) (VALUE, 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*, ...);
static VALUE (*dll_rb_string_value) (volatile VALUE*);
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
static VALUE (*dll_rb_errinfo) (void);
static void (*dll_ruby_init) (void);
static void (*dll_ruby_init_loadpath) (void);
# ifdef MSWIN
static void (*dll_ruby_sysinit) (int*, char***);
static int (*dll_rb_w32_snprintf)(char*, size_t, const char*, ...);
# endif
# if RUBY_VERSION >= 31
# ifdef _MSC_VER
static void (*dll_rb_unexpected_type) (VALUE, int);
# else
NORETURN(static void (*dll_rb_unexpected_type) (VALUE, int));
# endif
# endif
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_new4) (long n, const VALUE *elts);
static VALUE (*dll_rb_ary_push) (VALUE, VALUE);
# if RUBY_VERSION >= 26 && RUBY_VERSION <= 32
static void (*dll_rb_ary_detransient) (VALUE);
# endif
# 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
static VALUE (*dll_rb_int2big)(SIGNED_VALUE);
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* (*dll_ruby_options)(int, char**);
# if defined(USE_RGENGC) && USE_RGENGC
# if RUBY_VERSION == 21
static void (*dll_rb_gc_writebarrier_unprotect_promoted)(VALUE);
# else
static void (*dll_rb_gc_writebarrier_unprotect)(VALUE obj);
# endif
# endif
# if RUBY_VERSION >= 30
# ifdef _MSC_VER
static void (*dll_ruby_malloc_size_overflow)(size_t, size_t);
# else
NORETURN(static void (*dll_ruby_malloc_size_overflow)(size_t, size_t));
# endif
# endif
# if RUBY_VERSION >= 26 && RUBY_VERSION <= 32
void rb_ary_detransient_stub(VALUE x);
# endif
// Do not generate a prototype here, VALUE isn't always defined.
# ifndef PROTO
# if RUBY_VERSION >= 22
long
rb_num2long_stub(VALUE x)
# else
SIGNED_VALUE
rb_num2long_stub(VALUE x)
# endif
{
return dll_rb_num2long(x);
}
# if RUBY_VERSION >= 26
VALUE
rb_int2big_stub(intptr_t x)
# else
VALUE
rb_int2big_stub(SIGNED_VALUE x)
# endif
{
return dll_rb_int2big(x);
}
# if RUBY_VERSION >= 30 || 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 RUBY_VERSION >= 20
VALUE
rb_float_new_in_heap(double d)
{
return dll_rb_float_new(d);
}
# if RUBY_VERSION >= 22
unsigned long
rb_num2ulong(VALUE x)
# else
VALUE
rb_num2ulong(VALUE x)
# endif
{
return (long)RSHIFT((SIGNED_VALUE)(x),1);
}
# endif
# if defined(USE_RGENGC) && USE_RGENGC
# if RUBY_VERSION == 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
# if RUBY_VERSION >= 26 && RUBY_VERSION <= 32
void
rb_ary_detransient_stub(VALUE x)
{
dll_rb_ary_detransient(x);
}
# endif
# if RUBY_VERSION >= 30
void
rb_check_type_stub(VALUE obj, int t)
{
dll_rb_check_type(obj, t);
}
unsigned long
rb_num2uint_stub(VALUE x)
{
return dll_rb_num2uint(x);
}
void
ruby_malloc_size_overflow_stub(size_t x, size_t y)
{
dll_ruby_malloc_size_overflow(x, y);
}
# endif
# if RUBY_VERSION >= 31
void
rb_debug_rstring_null_ptr_stub(const char *func)
{
dll_rb_debug_rstring_null_ptr(func);
}
void
rb_unexpected_type_stub(VALUE self, int t)
{
dll_rb_unexpected_type(self, t);
}
# endif
# endif // ifndef PROTO
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 RUBY_VERSION >= 20
{"rb_cFloat", (RUBY_PROC*)&dll_rb_cFloat},
# endif
{"rb_cNilClass", (RUBY_PROC*)&dll_rb_cNilClass},
{"rb_cObject", (RUBY_PROC*)&dll_rb_cObject},
{"rb_cString", (RUBY_PROC*)&dll_rb_cString},
{"rb_cSymbol", (RUBY_PROC*)&dll_rb_cSymbol},
{"rb_cTrueClass", (RUBY_PROC*)&dll_rb_cTrueClass},
{"rb_class_new_instance", (RUBY_PROC*)&dll_rb_class_new_instance},
{"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 RUBY_VERSION >= 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
# if RUBY_VERSION >= 31
{"rb_debug_rstring_null_ptr", (RUBY_PROC*)&dll_rb_debug_rstring_null_ptr},
# 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_stderr", (RUBY_PROC*)&dll_rb_stderr},
{"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},
# if RUBY_VERSION >= 21
{"rb_funcallv", (RUBY_PROC*)&dll_rb_funcallv},
# else
{"rb_funcall2", (RUBY_PROC*)&dll_rb_funcall2},
# endif
{"rb_global_variable", (RUBY_PROC*)&dll_rb_global_variable},
{"rb_hash_aset", (RUBY_PROC*)&dll_rb_hash_aset},
{"rb_hash_foreach", (RUBY_PROC*)&dll_rb_hash_foreach},
{"rb_hash_new", (RUBY_PROC*)&dll_rb_hash_new},
{"rb_inspect", (RUBY_PROC*)&dll_rb_inspect},
{"rb_int2inum", (RUBY_PROC*)&dll_rb_int2inum},
{"rb_intern", (RUBY_PROC*)&dll_rb_intern},
# if RUBY_VERSION >= 30 || VIM_SIZEOF_INT < VIM_SIZEOF_LONG
{"rb_fix2int", (RUBY_PROC*)&dll_rb_fix2int},
{"rb_num2int", (RUBY_PROC*)&dll_rb_num2int},
{"rb_num2uint", (RUBY_PROC*)&dll_rb_num2uint},
# endif
{"rb_num2dbl", (RUBY_PROC*)&dll_rb_num2dbl},
{"rb_lastline_get", (RUBY_PROC*)&dll_rb_lastline_get},
{"rb_lastline_set", (RUBY_PROC*)&dll_rb_lastline_set},
{"rb_protect", (RUBY_PROC*)&dll_rb_protect},
{"rb_load", (RUBY_PROC*)&dll_rb_load},
{"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},
{"rb_string_value", (RUBY_PROC*)&dll_rb_string_value},
{"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
{"rb_errinfo", (RUBY_PROC*)&dll_rb_errinfo},
{"ruby_init", (RUBY_PROC*)&dll_ruby_init},
{"ruby_init_loadpath", (RUBY_PROC*)&dll_ruby_init_loadpath},
# ifdef MSWIN
{"ruby_sysinit", (RUBY_PROC*)&dll_ruby_sysinit},
{"rb_w32_snprintf", (RUBY_PROC*)&dll_rb_w32_snprintf},
# endif
# if RUBY_VERSION >= 31
{"rb_unexpected_type", (RUBY_PROC*)&dll_rb_unexpected_type},
# endif
{"rb_string_value_ptr", (RUBY_PROC*)&dll_rb_string_value_ptr},
# if RUBY_VERSION >= 20
{"rb_float_new_in_heap", (RUBY_PROC*)&dll_rb_float_new},
# else
{"rb_float_new", (RUBY_PROC*)&dll_rb_float_new},
# endif
{"rb_ary_new", (RUBY_PROC*)&dll_rb_ary_new},
# ifdef RB_ARY_NEW4_MACRO
{"rb_ary_new_from_values", (RUBY_PROC*)&dll_rb_ary_new4},
# else
{"rb_ary_new4", (RUBY_PROC*)&dll_rb_ary_new4},
# endif
{"rb_ary_push", (RUBY_PROC*)&dll_rb_ary_push},
# if RUBY_VERSION >= 26 && RUBY_VERSION <= 32
{"rb_ary_detransient", (RUBY_PROC*)&dll_rb_ary_detransient},
# endif
{"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},
# ifdef __ia64
{"rb_ia64_bsp", (RUBY_PROC*)&dll_rb_ia64_bsp},
# endif
{"ruby_init_stack", (RUBY_PROC*)&dll_ruby_init_stack},
# if defined(USE_RGENGC) && USE_RGENGC
# if RUBY_VERSION == 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
# if RUBY_VERSION >= 30
{"ruby_malloc_size_overflow", (RUBY_PROC*)&dll_ruby_malloc_size_overflow},
# endif
{"", 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)
semsg(_(e_could_not_load_library_str_str), libname, load_dll_error());
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)
semsg(_(e_could_not_load_library_function_str), 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)
{
}
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)
{
long lval;
char_u *sval;
rb_encoding *enc;
if (get_option_value((char_u *)"enc", &lval, &sval, NULL, 0) == gov_string)
{
enc = rb_enc_find((char *)sval);
vim_free(sval);
if (enc)
return rb_enc_str_new(s, (long)strlen(s), enc);
}
return rb_str_new2(s);
}
static VALUE
eval_enc_string_protect(const char *str, int *state)
{
long lval;
char_u *sval;
rb_encoding *enc;
VALUE v;
if (get_option_value((char_u *)"enc", &lval, &sval, NULL, 0) == gov_string)
{
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);
}
}
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())
return;
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 || i > curbuf->b_ml.ml_line_count)
break;
line = rb_lastline_get();
if (!NIL_P(line))
{
if (TYPE(line) != T_STRING)
{
emsg(_(e_dollar_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(UPD_NOT_VALID);
}
static VALUE
rb_load_wrap(VALUE file_to_load)
{
rb_load(file_to_load, 0);
return Qnil;
}
void
ex_rubyfile(exarg_T *eap)
{
int state;
if (!ensure_ruby_initialized())
return;
VALUE file_to_load = rb_str_new2((const char *)eap->arg);
rb_protect(rb_load_wrap, file_to_load, &state);
if (state)
error_print(state);
}
void
ruby_buffer_free(buf_T *buf)
{
if (buf->b_ruby_ref == NULL)
return;
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 == NULL)
return;
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)
return ruby_initialized;
#ifdef DYNAMIC_RUBY
if (ruby_enabled(TRUE))
#endif
{
#ifdef MSWIN
// suggested by Ariya Mizutani
int argc = 1;
char *argv[] = {"gvim.exe"};
char **argvp = argv;
ruby_sysinit(&argc, &argvp);
#endif
{
ruby_init_stack(ruby_stack_start);
ruby_init();
}
{
int dummy_argc = 2;
char *dummy_argv[] = {"vim-ruby", "-e_=0"};
ruby_options(dummy_argc, dummy_argv);
}
ruby_script("vim-ruby");
ruby_io_init();
ruby_vim_init();
ruby_initialized = 1;
}
#ifdef DYNAMIC_RUBY
else
{
emsg(_(e_sorry_this_command_is_disabled_the_ruby_library_could_not_be_loaded));
return 0;
}
#endif
return ruby_initialized;
}
static void
error_print(int state)
{
VALUE error;
VALUE eclass;
VALUE einfo;
VALUE bt;
int attr;
char buff[BUFSIZ];
long i;
#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(_(e_unexpected_return));
break;
case TAG_NEXT:
emsg(_(e_unexpected_next));
break;
case TAG_BREAK:
emsg(_(e_unexpected_break));
break;
case TAG_REDO:
emsg(_(e_unexpected_redo));
break;
case TAG_RETRY:
emsg(_(e_retry_outside_of_rescue_clause));
break;
case TAG_RAISE:
case TAG_FATAL:
error = rb_errinfo();
eclass = CLASS_OF(error);
einfo = rb_obj_as_string(error);
if (eclass == rb_eRuntimeError && RSTRING_LEN(einfo) == 0)
{
emsg(_(e_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);
}
attr = syn_name2attr((char_u *)"Error");
#if RUBY_VERSION >= 21
bt = rb_funcallv(error, rb_intern("backtrace"), 0, 0);
for (i = 0; i < RARRAY_LEN(bt); i++)
msg_attr(RSTRING_PTR(RARRAY_AREF(bt, i)), attr);
#else
bt = rb_funcall2(error, rb_intern("backtrace"), 0, 0);
for (i = 0; i < RARRAY_LEN(bt); i++)
msg_attr(RSTRING_PTR(RARRAY_PTR(bt)[i]), attr);
#endif
break;
default:
vim_snprintf(buff, BUFSIZ, _(e_unknown_longjmp_status_nr), 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)
{
do_set((char_u *)StringValuePtr(str), 0);
update_screen(UPD_NOT_VALID);
return Qnil;
}
static VALUE
vim_command(VALUE self UNUSED, VALUE str)
{
do_cmdline_cmd((char_u *)StringValuePtr(str));
return Qnil;
}
#ifdef FEAT_EVAL
static VALUE
vim_to_ruby(typval_T *tv)
{
VALUE result = Qnil;
if (tv->v_type == VAR_STRING)
{
result = rb_str_new2(tv->vval.v_string == NULL
? "" : (char *)(tv->vval.v_string));
}
else if (tv->v_type == VAR_NUMBER)
{
result = INT2NUM(tv->vval.v_number);
}
else if (tv->v_type == VAR_FLOAT)
{
result = rb_float_new(tv->vval.v_float);
}
else if (tv->v_type == VAR_LIST)
{
list_T *list = tv->vval.v_list;
listitem_T *curr;
result = rb_ary_new();
if (list != NULL)
{
FOR_ALL_LIST_ITEMS(list, curr)
rb_ary_push(result, vim_to_ruby(&curr->li_tv));
}
}
else if (tv->v_type == VAR_DICT)
{
result = rb_hash_new();
if (tv->vval.v_dict != NULL)
{
hashtab_T *ht = &tv->vval.v_dict->dv_hashtab;
long_u todo = ht->ht_used;
hashitem_T *hi;
dictitem_T *di;
FOR_ALL_HASHTAB_ITEMS(ht, hi, todo)
{
if (!HASHITEM_EMPTY(hi))
{
--todo;
di = dict_lookup(hi);
rb_hash_aset(result, rb_str_new2((char *)hi->hi_key),
vim_to_ruby(&di->di_tv));
}
}
}
}
else if (tv->v_type == VAR_BOOL || tv->v_type == VAR_SPECIAL)
{
if (tv->vval.v_number == VVAL_TRUE)
result = Qtrue;
else if (tv->vval.v_number == VVAL_FALSE)
result = Qfalse;
}
else if (tv->v_type == VAR_BLOB)
{
result = rb_str_new(tv->vval.v_blob->bv_ga.ga_data,
tv->vval.v_blob->bv_ga.ga_len);
}
// else return Qnil;
return result;
}
#endif
static VALUE
vim_evaluate(VALUE self UNUSED, VALUE str)
{
#ifdef FEAT_EVAL
typval_T *tv;
VALUE result;
tv = eval_expr((char_u *)StringValuePtr(str), NULL);
if (tv == NULL)
return Qnil;
result = vim_to_ruby(tv);
free_tv(tv);
return result;
#else
return Qnil;
#endif
}
#ifdef USE_TYPEDDATA
static size_t buffer_dsize(const void *buf);
static const rb_data_type_t buffer_type = {
"vim_buffer",
{0, 0, buffer_dsize,
# if RUBY_VERSION >= 27
0, {0}
# else
{0, 0}
# endif
},
0, 0,
# ifdef RUBY_TYPED_FREE_IMMEDIATELY
0,
# endif
};
static size_t
buffer_dsize(const void *buf UNUSED)
{
return sizeof(buf_T);
}
#endif
static VALUE
buffer_new(buf_T *buf)
{
if (buf->b_ruby_ref)
{
return (VALUE) buf->b_ruby_ref;
}
else
{
#ifdef USE_TYPEDDATA
VALUE obj = TypedData_Wrap_Struct(cBuffer, &buffer_type, buf);
#else
VALUE obj = Data_Wrap_Struct(cBuffer, 0, 0, buf);
#endif
buf->b_ruby_ref = (void *) obj;
rb_hash_aset(objtbl, rb_obj_id(obj), obj);
return obj;
}
}
static buf_T *
get_buf(VALUE obj)
{
buf_T *buf;
#ifdef USE_TYPEDDATA
TypedData_Get_Struct(obj, buf_T, &buffer_type, buf);
#else
Data_Get_Struct(obj, buf_T, buf);
#endif
if (buf == NULL)
rb_raise(eDeletedBufferError, "attempt to refer to deleted buffer");
return buf;
}
static VALUE
vim_blob(VALUE self UNUSED, VALUE str)
{
VALUE result = rb_str_new("0z", 2);
char buf[4];
int i;
for (i = 0; i < RSTRING_LEN(str); i++)
{
sprintf(buf, "%02X", (unsigned char)(RSTRING_PTR(str)[i]));
rb_str_concat(result, rb_str_new2(buf));
}
return result;
}
static VALUE
buffer_s_current(VALUE self UNUSED)
{
return buffer_new(curbuf);
}
static VALUE
buffer_s_current_getter(ID id UNUSED, VALUE *x UNUSED)
{
return buffer_new(curbuf);
}
static VALUE
buffer_s_count(VALUE self UNUSED)
{
buf_T *b;
int n = 0;
FOR_ALL_BUFFERS(b)
{
// Deleted buffers should not be counted
// SegPhault - 01/07/05
if (b->b_p_bl)
n++;
}
return INT2NUM(n);
}
static VALUE
buffer_s_aref(VALUE self UNUSED, VALUE num)
{
buf_T *b;
int n = NUM2INT(num);
FOR_ALL_BUFFERS(b)
{
// Deleted buffers should not be counted
// SegPhault - 01/07/05
if (!b->b_p_bl)
continue;
if (n == 0)
return buffer_new(b);
n--;
}
return Qnil;
}
static VALUE
buffer_name(VALUE self)
{
buf_T *buf = get_buf(self);
return buf->b_ffname ? rb_str_new2((char *)buf->b_ffname) : Qnil;
}
static VALUE
buffer_number(VALUE self)
{
buf_T *buf = get_buf(self);
return INT2NUM(buf->b_fnum);
}
static VALUE
buffer_count(VALUE self)
{
buf_T *buf = get_buf(self);
return INT2NUM(buf->b_ml.ml_line_count);
}
static VALUE
get_buffer_line(buf_T *buf, linenr_T n)
{
if (n <= 0 || n > buf->b_ml.ml_line_count)
rb_raise(rb_eIndexError, "line number %ld out of range", (long)n);
return vim_str2rb_enc_str((char *)ml_get_buf(buf, n, FALSE));
}
static VALUE
buffer_aref(VALUE self, VALUE num)
{
buf_T *buf = get_buf(self);
if (buf != NULL)
return get_buffer_line(buf, (linenr_T)NUM2LONG(num));
return Qnil; // For stop warning
}
static VALUE
set_buffer_line(buf_T *buf, linenr_T n, VALUE str)
{
char *line = StringValuePtr(str);
aco_save_T aco;
if (n > 0 && n <= buf->b_ml.ml_line_count && line != NULL)
{
// Set curwin/curbuf for "buf" and save some things.
aucmd_prepbuf(&aco, buf);
if (curbuf == buf)
{
// Only when it worked to set "curbuf".
if (u_savesub(n) == OK)
{
ml_replace(n, (char_u *)line, TRUE);
changed();
#ifdef SYNTAX_HL
syn_changed(n); // recompute syntax hl. for this line
#endif
}
// restore curwin/curbuf and a few other things
aucmd_restbuf(&aco);
// Careful: autocommands may have made "buf" invalid!
}
update_curbuf(UPD_NOT_VALID);
}
else
{
rb_raise(rb_eIndexError, "line number %ld out of range", (long)n);
}
return str;
}
static VALUE
buffer_aset(VALUE self, VALUE num, VALUE str)
{
buf_T *buf = get_buf(self);
if (buf != NULL)
return set_buffer_line(buf, (linenr_T)NUM2LONG(num), str);
return str;
}
static VALUE
buffer_delete(VALUE self, VALUE num)
{
buf_T *buf = get_buf(self);
long n = NUM2LONG(num);
aco_save_T aco;
if (n > 0 && n <= buf->b_ml.ml_line_count)
{
// Set curwin/curbuf for "buf" and save some things.
aucmd_prepbuf(&aco, buf);
if (curbuf == buf)
{
// Only when it worked to set "curbuf".
if (u_savedel(n, 1) == OK)
{
ml_delete(n);
// Changes to non-active buffers should properly refresh
// SegPhault - 01/09/05
deleted_lines_mark(n, 1L);
changed();
}
// restore curwin/curbuf and a few other things
aucmd_restbuf(&aco);
// Careful: autocommands may have made "buf" invalid!
}
update_curbuf(UPD_NOT_VALID);
}
else
{
rb_raise(rb_eIndexError, "line number %ld out of range", n);
}
return Qnil;
}
static VALUE
buffer_append(VALUE self, VALUE num, VALUE str)
{
buf_T *buf = get_buf(self);
char *line = StringValuePtr(str);
long n = NUM2LONG(num);
aco_save_T aco;
if (line == NULL)
{
rb_raise(rb_eIndexError, "NULL line");
}
else if (n >= 0 && n <= buf->b_ml.ml_line_count)
{
// set curwin/curbuf for "buf" and save some things
aucmd_prepbuf(&aco, buf);
if (curbuf == buf)
{
// Only when it worked to set "curbuf".
if (u_inssub(n + 1) == OK)
{
ml_append(n, (char_u *) line, (colnr_T) 0, FALSE);
// Changes to non-active buffers should properly refresh screen
// SegPhault - 12/20/04
appended_lines_mark(n, 1L);
changed();
}
// restore curwin/curbuf and a few other things
aucmd_restbuf(&aco);
// Careful: autocommands may have made "buf" invalid!
}
update_curbuf(UPD_NOT_VALID);
}
else
{
rb_raise(rb_eIndexError, "line number %ld out of range", n);
}
return str;
}
#ifdef USE_TYPEDDATA
static size_t window_dsize(const void *buf);
static const rb_data_type_t window_type = {
"vim_window",
{0, 0, window_dsize,
# if RUBY_VERSION >= 27
0, {0}
# else
{0, 0}
# endif
},
0, 0,
# ifdef RUBY_TYPED_FREE_IMMEDIATELY
0,
# endif
};
static size_t
window_dsize(const void *win UNUSED)
{
return sizeof(win_T);
}
#endif
static VALUE
window_new(win_T *win)
{
if (win->w_ruby_ref)
{
return (VALUE) win->w_ruby_ref;
}
else
{
#ifdef USE_TYPEDDATA
VALUE obj = TypedData_Wrap_Struct(cVimWindow, &window_type, win);
#else
VALUE obj = Data_Wrap_Struct(cVimWindow, 0, 0, win);
#endif
win->w_ruby_ref = (void *) obj;
rb_hash_aset(objtbl, rb_obj_id(obj), obj);
return obj;
}
}
static win_T *
get_win(VALUE obj)
{
win_T *win;
#ifdef USE_TYPEDDATA
TypedData_Get_Struct(obj, win_T, &window_type, win);
#else
Data_Get_Struct(obj, win_T, win);
#endif
if (win == NULL)
rb_raise(eDeletedWindowError, "attempt to refer to deleted window");
return win;
}
static VALUE
window_s_current(VALUE self UNUSED)
{
return window_new(curwin);
}
static VALUE
window_s_current_getter(ID id UNUSED, VALUE *x UNUSED)
{
return window_new(curwin);
}
/*
* Added line manipulation functions
* SegPhault - 03/07/05
*/
static VALUE
line_s_current(VALUE self UNUSED)
{
return get_buffer_line(curbuf, curwin->w_cursor.lnum);
}
static VALUE
set_current_line(VALUE self UNUSED, VALUE str)
{
return set_buffer_line(curbuf, curwin->w_cursor.lnum, str);
}
static VALUE
current_line_number(VALUE self UNUSED)
{
return INT2FIX((int)curwin->w_cursor.lnum);
}
static VALUE
window_s_count(VALUE self UNUSED)
{
win_T *w;
int n = 0;
FOR_ALL_WINDOWS(w)
n++;
return INT2NUM(n);
}
static VALUE
window_s_aref(VALUE self UNUSED, VALUE num)
{
win_T *w;
int n = NUM2INT(num);
for (w = firstwin; w != NULL; w = w->w_next, --n)
if (n == 0)
return window_new(w);
return Qnil;
}
static VALUE
window_buffer(VALUE self)
{
win_T *win = get_win(self);
return buffer_new(win->w_buffer);
}
static VALUE
window_height(VALUE self)
{
win_T *win = get_win(self);
return INT2NUM(win->w_height);
}
static VALUE
window_set_height(VALUE self, VALUE height)
{
win_T *win = get_win(self);
win_T *savewin = curwin;
curwin = win;
win_setheight(NUM2INT(height));
curwin = savewin;
return height;
}
static VALUE
window_width(VALUE self UNUSED)
{
return INT2NUM(get_win(self)->w_width);
}
static VALUE
window_set_width(VALUE self UNUSED, VALUE width)
{
win_T *win = get_win(self);
win_T *savewin = curwin;
curwin = win;
win_setwidth(NUM2INT(width));
curwin = savewin;
return width;
}
static VALUE
window_cursor(VALUE self)
{
win_T *win = get_win(self);
return rb_assoc_new(INT2NUM(win->w_cursor.lnum), INT2NUM(win->w_cursor.col));
}
static VALUE
window_set_cursor(VALUE self, VALUE pos)
{
VALUE lnum, col;
win_T *win = get_win(self);
Check_Type(pos, T_ARRAY);
if (RARRAY_LEN(pos) != 2)
rb_raise(rb_eArgError, "array length must be 2");
lnum = RARRAY_PTR(pos)[0];
col = RARRAY_PTR(pos)[1];
win->w_cursor.lnum = NUM2LONG(lnum);
win->w_cursor.col = NUM2UINT(col);
win->w_set_curswant = TRUE;
check_cursor(); // put cursor on an existing line
update_screen(UPD_NOT_VALID);
return Qnil;
}
static VALUE
f_nop(VALUE self UNUSED)
{
return Qnil;
}
static VALUE
f_p(int argc, VALUE *argv, VALUE self UNUSED)
{
int i;
VALUE str = rb_str_new("", 0);
VALUE ret = Qnil;
for (i = 0; i < argc; i++)
{
if (i > 0) rb_str_cat(str, ", ", 2);
rb_str_concat(str, rb_inspect(argv[i]));
}
msg(RSTRING_PTR(str));
if (argc == 1)
ret = argv[0];
else if (argc > 1)
ret = rb_ary_new4(argc, argv);
return ret;
}
static void
ruby_io_init(void)
{
#ifndef DYNAMIC_RUBY
RUBYEXTERN VALUE rb_stdout;
RUBYEXTERN VALUE rb_stderr;
#endif
rb_stdout = rb_obj_alloc(rb_cObject);
rb_stderr = rb_obj_alloc(rb_cObject);
rb_define_singleton_method(rb_stdout, "write", vim_message, 1);
rb_define_singleton_method(rb_stdout, "flush", f_nop, 0);
rb_define_singleton_method(rb_stderr, "write", vim_message, 1);
rb_define_singleton_method(rb_stderr, "flush", f_nop, 0);
rb_define_global_function("p", f_p, -1);
}
static void
ruby_vim_init(void)
{
objtbl = rb_hash_new();
rb_global_variable(&objtbl);
// The Vim module used to be called "VIM", but "Vim" is better. Make an
// alias "VIM" for backwards compatibility.
mVIM = rb_define_module("Vim");
rb_define_const(rb_cObject, "VIM", mVIM);
rb_define_const(mVIM, "VERSION_MAJOR", INT2NUM(VIM_VERSION_MAJOR));
rb_define_const(mVIM, "VERSION_MINOR", INT2NUM(VIM_VERSION_MINOR));
rb_define_const(mVIM, "VERSION_BUILD", INT2NUM(VIM_VERSION_BUILD));
rb_define_const(mVIM, "VERSION_PATCHLEVEL", INT2NUM(VIM_VERSION_PATCHLEVEL));
rb_define_const(mVIM, "VERSION_SHORT", rb_str_new2(VIM_VERSION_SHORT));
rb_define_const(mVIM, "VERSION_MEDIUM", rb_str_new2(VIM_VERSION_MEDIUM));
rb_define_const(mVIM, "VERSION_LONG", rb_str_new2(VIM_VERSION_LONG));
rb_define_const(mVIM, "VERSION_LONG_DATE", rb_str_new2(VIM_VERSION_LONG_DATE));
rb_define_module_function(mVIM, "message", vim_message, 1);
rb_define_module_function(mVIM, "set_option", vim_set_option, 1);
rb_define_module_function(mVIM, "command", vim_command, 1);
rb_define_module_function(mVIM, "evaluate", vim_evaluate, 1);
rb_define_module_function(mVIM, "blob", vim_blob, 1);
eDeletedBufferError = rb_define_class_under(mVIM, "DeletedBufferError",
rb_eStandardError);
eDeletedWindowError = rb_define_class_under(mVIM, "DeletedWindowError",
rb_eStandardError);
cBuffer = rb_define_class_under(mVIM, "Buffer", rb_cObject);
rb_define_singleton_method(cBuffer, "current", buffer_s_current, 0);
rb_define_singleton_method(cBuffer, "count", buffer_s_count, 0);
rb_define_singleton_method(cBuffer, "[]", buffer_s_aref, 1);
rb_define_method(cBuffer, "name", buffer_name, 0);
rb_define_method(cBuffer, "number", buffer_number, 0);
rb_define_method(cBuffer, "count", buffer_count, 0);
rb_define_method(cBuffer, "length", buffer_count, 0);
rb_define_method(cBuffer, "[]", buffer_aref, 1);
rb_define_method(cBuffer, "[]=", buffer_aset, 2);
rb_define_method(cBuffer, "delete", buffer_delete, 1);
rb_define_method(cBuffer, "append", buffer_append, 2);
// Added line manipulation functions
// SegPhault - 03/07/05
rb_define_method(cBuffer, "line_number", current_line_number, 0);
rb_define_method(cBuffer, "line", line_s_current, 0);
rb_define_method(cBuffer, "line=", set_current_line, 1);
cVimWindow = rb_define_class_under(mVIM, "Window", rb_cObject);
rb_define_singleton_method(cVimWindow, "current", window_s_current, 0);
rb_define_singleton_method(cVimWindow, "count", window_s_count, 0);
rb_define_singleton_method(cVimWindow, "[]", window_s_aref, 1);
rb_define_method(cVimWindow, "buffer", window_buffer, 0);
rb_define_method(cVimWindow, "height", window_height, 0);
rb_define_method(cVimWindow, "height=", window_set_height, 1);
rb_define_method(cVimWindow, "width", window_width, 0);
rb_define_method(cVimWindow, "width=", window_set_width, 1);
rb_define_method(cVimWindow, "cursor", window_cursor, 0);
rb_define_method(cVimWindow, "cursor=", window_set_cursor, 1);
rb_define_virtual_variable("$curbuf", buffer_s_current_getter, 0);
rb_define_virtual_variable("$curwin", window_s_current_getter, 0);
}
void
vim_ruby_init(void *stack_start)
{
// should get machine stack start address early in main function
ruby_stack_start = stack_start;
}
static int
convert_hash2dict(VALUE key, VALUE val, VALUE arg)
{
dict_T *d = (dict_T *)arg;
dictitem_T *di;
di = dictitem_alloc((char_u *)RSTRING_PTR(rb_obj_as_string(key)));
if (di == NULL || ruby_convert_to_vim_value(val, &di->di_tv) != OK
|| dict_add(d, di) != OK)
{
d->dv_hashtab.ht_flags |= HTFLAGS_ERROR;
return ST_STOP;
}
return ST_CONTINUE;
}
static int
ruby_convert_to_vim_value(VALUE val, typval_T *rettv)
{
switch (TYPE(val))
{
case T_NIL:
rettv->v_type = VAR_SPECIAL;
rettv->vval.v_number = VVAL_NULL;
break;
case T_TRUE:
rettv->v_type = VAR_BOOL;
rettv->vval.v_number = VVAL_TRUE;
break;
case T_FALSE:
rettv->v_type = VAR_BOOL;
rettv->vval.v_number = VVAL_FALSE;
break;
case T_BIGNUM:
case T_FIXNUM:
rettv->v_type = VAR_NUMBER;
rettv->vval.v_number = (varnumber_T)NUM2LONG(val);
break;
case T_FLOAT:
rettv->v_type = VAR_FLOAT;
rettv->vval.v_float = (float_T)NUM2DBL(val);
break;
default:
val = rb_obj_as_string(val);
// FALLTHROUGH
case T_STRING:
{
VALUE str = (VALUE)RSTRING(val);
rettv->v_type = VAR_STRING;
rettv->vval.v_string = vim_strnsave((char_u *)RSTRING_PTR(str),
RSTRING_LEN(str));
}
break;
case T_ARRAY:
{
list_T *l;
long i;
typval_T v;
l = list_alloc();
if (l == NULL)
return FAIL;
for (i = 0; i < RARRAY_LEN(val); ++i)
{
if (ruby_convert_to_vim_value((VALUE)RARRAY_PTR(val)[i],
&v) != OK)
{
list_unref(l);
return FAIL;
}
list_append_tv(l, &v);
clear_tv(&v);
}
rettv->v_type = VAR_LIST;
rettv->vval.v_list = l;
++l->lv_refcount;
}
break;
case T_HASH:
{
dict_T *d;
d = dict_alloc();
if (d == NULL)
return FAIL;
rb_hash_foreach(val, convert_hash2dict, (VALUE)d);
if (d->dv_hashtab.ht_flags & HTFLAGS_ERROR)
{
dict_unref(d);
return FAIL;
}
rettv->v_type = VAR_DICT;
rettv->vval.v_dict = d;
++d->dv_refcount;
}
break;
}
return OK;
}
void
do_rubyeval(char_u *str, typval_T *rettv)
{
int retval = FAIL;
if (ensure_ruby_initialized())
{
int state;
VALUE obj;
obj = rb_eval_string_protect((const char *)str, &state);
if (state)
error_print(state);
else
retval = ruby_convert_to_vim_value(obj, rettv);
}
if (retval == FAIL)
{
rettv->v_type = VAR_NUMBER;
rettv->vval.v_number = 0;
}
}