7
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 */
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8 /*
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9 * if_perl.xs: Main code for Perl interface support.
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10 * Mostly written by Sven Verdoolaege.
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11 */
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12
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13 #define _memory_h /* avoid memset redeclaration */
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14 #define IN_PERL_FILE /* don't include if_perl.pro from proto.h */
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15
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16 #include "vim.h"
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17
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18
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19 /*
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20 * Work around clashes between Perl and Vim namespace. proto.h doesn't
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21 * include if_perl.pro and perlsfio.pro when IN_PERL_FILE is defined, because
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22 * we need the CV typedef. proto.h can't be moved to after including
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23 * if_perl.h, because we get all sorts of name clashes then.
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24 */
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25 #ifndef PROTO
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26 #ifndef __MINGW32__
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27 # include "proto/if_perl.pro"
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28 # include "proto/if_perlsfio.pro"
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29 #endif
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30 #endif
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31
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32 /* Perl compatibility stuff. This should ensure compatibility with older
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33 * versions of Perl.
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34 */
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35
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36 #ifndef PERL_VERSION
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37 # include <patchlevel.h>
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38 # define PERL_REVISION 5
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39 # define PERL_VERSION PATCHLEVEL
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40 # define PERL_SUBVERSION SUBVERSION
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41 #endif
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42
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1387
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43 /*
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44 * Quoting Jan Dubois of Active State:
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45 * ActivePerl build 822 still identifies itself as 5.8.8 but already
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46 * contains many of the changes from the upcoming Perl 5.8.9 release.
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47 *
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48 * The changes include addition of two symbols (Perl_sv_2iv_flags,
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49 * Perl_newXS_flags) not present in earlier releases.
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50 *
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1395
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51 * Jan Dubois suggested the following guarding scheme.
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52 *
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53 * Active State defined ACTIVEPERL_VERSION as a string in versions before
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54 * 5.8.8; and so the comparison to 822 below needs to be guarded.
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1387
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55 */
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1395
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56 #if (PERL_REVISION == 5) && (PERL_VERSION == 8) && (PERL_SUBVERSION >= 8)
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57 # if (ACTIVEPERL_VERSION >= 822) || (PERL_SUBVERSION >= 9)
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58 # define PERL589_OR_LATER
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59 # endif
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1387
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60 #endif
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61 #if (PERL_REVISION == 5) && (PERL_VERSION >= 9)
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62 # define PERL589_OR_LATER
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63 #endif
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64
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7
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65 #ifndef pTHX
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66 # define pTHX void
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67 # define pTHX_
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68 #endif
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69
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70 #ifndef EXTERN_C
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71 # define EXTERN_C
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72 #endif
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73
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74 /* Compatibility hacks over */
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75
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76 static PerlInterpreter *perl_interp = NULL;
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77 static void xs_init __ARGS((pTHX));
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78 static void VIM_init __ARGS((void));
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79 EXTERN_C void boot_DynaLoader __ARGS((pTHX_ CV*));
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80
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81 /*
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82 * For dynamic linked perl. (Windows)
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83 */
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84 #if defined(DYNAMIC_PERL) || defined(PROTO)
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85 /*
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86 * Wrapper defines
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87 */
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88 # define perl_alloc dll_perl_alloc
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89 # define perl_construct dll_perl_construct
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90 # define perl_parse dll_perl_parse
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91 # define perl_run dll_perl_run
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92 # define perl_destruct dll_perl_destruct
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93 # define perl_free dll_perl_free
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94 # define Perl_get_context dll_Perl_get_context
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95 # define Perl_croak dll_Perl_croak
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96 # ifndef PROTO
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97 # define Perl_croak_nocontext dll_Perl_croak_nocontext
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98 # define Perl_call_argv dll_Perl_call_argv
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99 # define Perl_call_pv dll_Perl_call_pv
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100 # define Perl_eval_sv dll_Perl_eval_sv
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101 # define Perl_get_sv dll_Perl_get_sv
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102 # define Perl_eval_pv dll_Perl_eval_pv
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103 # define Perl_call_method dll_Perl_call_method
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104 # endif
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105 # define Perl_dowantarray dll_Perl_dowantarray
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106 # define Perl_free_tmps dll_Perl_free_tmps
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107 # define Perl_gv_stashpv dll_Perl_gv_stashpv
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108 # define Perl_markstack_grow dll_Perl_markstack_grow
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109 # define Perl_mg_find dll_Perl_mg_find
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110 # define Perl_newXS dll_Perl_newXS
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111 # define Perl_newSV dll_Perl_newSV
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112 # define Perl_newSViv dll_Perl_newSViv
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113 # define Perl_newSVpv dll_Perl_newSVpv
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114 # define Perl_pop_scope dll_Perl_pop_scope
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115 # define Perl_push_scope dll_Perl_push_scope
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116 # define Perl_save_int dll_Perl_save_int
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117 # define Perl_stack_grow dll_Perl_stack_grow
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118 # define Perl_set_context dll_Perl_set_context
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119 # define Perl_sv_2bool dll_Perl_sv_2bool
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120 # define Perl_sv_2iv dll_Perl_sv_2iv
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121 # define Perl_sv_2mortal dll_Perl_sv_2mortal
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122 # if (PERL_REVISION == 5) && (PERL_VERSION >= 8)
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123 # define Perl_sv_2pv_flags dll_Perl_sv_2pv_flags
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124 # define Perl_sv_2pv_nolen dll_Perl_sv_2pv_nolen
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125 # else
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126 # define Perl_sv_2pv dll_Perl_sv_2pv
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127 # endif
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128 # define Perl_sv_bless dll_Perl_sv_bless
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129 # if (PERL_REVISION == 5) && (PERL_VERSION >= 8)
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130 # define Perl_sv_catpvn_flags dll_Perl_sv_catpvn_flags
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131 # else
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132 # define Perl_sv_catpvn dll_Perl_sv_catpvn
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133 # endif
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1387
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134 #ifdef PERL589_OR_LATER
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135 # define Perl_sv_2iv_flags dll_Perl_sv_2iv_flags
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136 # define Perl_newXS_flags dll_Perl_newXS_flags
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137 #endif
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7
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138 # define Perl_sv_free dll_Perl_sv_free
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139 # define Perl_sv_isa dll_Perl_sv_isa
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140 # define Perl_sv_magic dll_Perl_sv_magic
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141 # define Perl_sv_setiv dll_Perl_sv_setiv
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142 # define Perl_sv_setpv dll_Perl_sv_setpv
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143 # define Perl_sv_setpvn dll_Perl_sv_setpvn
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144 # if (PERL_REVISION == 5) && (PERL_VERSION >= 8)
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145 # define Perl_sv_setsv_flags dll_Perl_sv_setsv_flags
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146 # else
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147 # define Perl_sv_setsv dll_Perl_sv_setsv
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148 # endif
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149 # define Perl_sv_upgrade dll_Perl_sv_upgrade
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150 # define Perl_Tstack_sp_ptr dll_Perl_Tstack_sp_ptr
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151 # define Perl_Top_ptr dll_Perl_Top_ptr
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152 # define Perl_Tstack_base_ptr dll_Perl_Tstack_base_ptr
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153 # define Perl_Tstack_max_ptr dll_Perl_Tstack_max_ptr
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154 # define Perl_Ttmps_ix_ptr dll_Perl_Ttmps_ix_ptr
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155 # define Perl_Ttmps_floor_ptr dll_Perl_Ttmps_floor_ptr
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156 # define Perl_Tmarkstack_ptr_ptr dll_Perl_Tmarkstack_ptr_ptr
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157 # define Perl_Tmarkstack_max_ptr dll_Perl_Tmarkstack_max_ptr
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158 # define Perl_TSv_ptr dll_Perl_TSv_ptr
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159 # define Perl_TXpv_ptr dll_Perl_TXpv_ptr
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160 # define Perl_Tna_ptr dll_Perl_Tna_ptr
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161 # define Perl_Idefgv_ptr dll_Perl_Idefgv_ptr
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162 # define Perl_Ierrgv_ptr dll_Perl_Ierrgv_ptr
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163 # define Perl_Isv_yes_ptr dll_Perl_Isv_yes_ptr
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164 # define boot_DynaLoader dll_boot_DynaLoader
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165
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166 #ifndef DYNAMIC_PERL /* just generating prototypes */
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167 typedef int HANDLE;
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168 typedef int XSINIT_t;
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169 typedef int XSUBADDR_t;
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170 #endif
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171
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172 /*
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173 * Declare HANDLE for perl.dll and function pointers.
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174 */
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175 static HANDLE hPerlLib = NULL;
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176
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177 static PerlInterpreter* (*perl_alloc)();
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178 static void (*perl_construct)(PerlInterpreter*);
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179 static void (*perl_destruct)(PerlInterpreter*);
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180 static void (*perl_free)(PerlInterpreter*);
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181 static int (*perl_run)(PerlInterpreter*);
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182 static int (*perl_parse)(PerlInterpreter*, XSINIT_t, int, char**, char**);
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183 static void* (*Perl_get_context)(void);
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933
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184 static void (*Perl_croak)(pTHX_ const char*, ...);
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185 static void (*Perl_croak_nocontext)(const char*, ...);
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7
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186 static I32 (*Perl_dowantarray)(pTHX);
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187 static void (*Perl_free_tmps)(pTHX);
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188 static HV* (*Perl_gv_stashpv)(pTHX_ const char*, I32);
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189 static void (*Perl_markstack_grow)(pTHX);
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190 static MAGIC* (*Perl_mg_find)(pTHX_ SV*, int);
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191 static CV* (*Perl_newXS)(pTHX_ char*, XSUBADDR_t, char*);
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192 static SV* (*Perl_newSV)(pTHX_ STRLEN);
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193 static SV* (*Perl_newSViv)(pTHX_ IV);
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194 static SV* (*Perl_newSVpv)(pTHX_ const char*, STRLEN);
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195 static I32 (*Perl_call_argv)(pTHX_ const char*, I32, char**);
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196 static I32 (*Perl_call_pv)(pTHX_ const char*, I32);
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197 static I32 (*Perl_eval_sv)(pTHX_ SV*, I32);
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198 static SV* (*Perl_get_sv)(pTHX_ const char*, I32);
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199 static SV* (*Perl_eval_pv)(pTHX_ const char*, I32);
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200 static SV* (*Perl_call_method)(pTHX_ const char*, I32);
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201 static void (*Perl_pop_scope)(pTHX);
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202 static void (*Perl_push_scope)(pTHX);
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203 static void (*Perl_save_int)(pTHX_ int*);
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204 static SV** (*Perl_stack_grow)(pTHX_ SV**, SV**p, int);
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205 static SV** (*Perl_set_context)(void*);
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206 static bool (*Perl_sv_2bool)(pTHX_ SV*);
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207 static IV (*Perl_sv_2iv)(pTHX_ SV*);
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208 static SV* (*Perl_sv_2mortal)(pTHX_ SV*);
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209 #if (PERL_REVISION == 5) && (PERL_VERSION >= 8)
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210 static char* (*Perl_sv_2pv_flags)(pTHX_ SV*, STRLEN*, I32);
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211 static char* (*Perl_sv_2pv_nolen)(pTHX_ SV*);
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212 #else
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213 static char* (*Perl_sv_2pv)(pTHX_ SV*, STRLEN*);
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214 #endif
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215 static SV* (*Perl_sv_bless)(pTHX_ SV*, HV*);
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216 #if (PERL_REVISION == 5) && (PERL_VERSION >= 8)
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217 static void (*Perl_sv_catpvn_flags)(pTHX_ SV* , const char*, STRLEN, I32);
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218 #else
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219 static void (*Perl_sv_catpvn)(pTHX_ SV*, const char*, STRLEN);
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220 #endif
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1387
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221 #ifdef PERL589_OR_LATER
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222 static IV (*Perl_sv_2iv_flags)(pTHX_ SV* sv, I32 flags);
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223 static CV * (*Perl_newXS_flags)(pTHX_ const char *name, XSUBADDR_t subaddr, const char *const filename, const char *const proto, U32 flags);
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224 #endif
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7
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225 static void (*Perl_sv_free)(pTHX_ SV*);
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226 static int (*Perl_sv_isa)(pTHX_ SV*, const char*);
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227 static void (*Perl_sv_magic)(pTHX_ SV*, SV*, int, const char*, I32);
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228 static void (*Perl_sv_setiv)(pTHX_ SV*, IV);
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229 static void (*Perl_sv_setpv)(pTHX_ SV*, const char*);
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230 static void (*Perl_sv_setpvn)(pTHX_ SV*, const char*, STRLEN);
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231 #if (PERL_REVISION == 5) && (PERL_VERSION >= 8)
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232 static void (*Perl_sv_setsv_flags)(pTHX_ SV*, SV*, I32);
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233 #else
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234 static void (*Perl_sv_setsv)(pTHX_ SV*, SV*);
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235 #endif
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236 static bool (*Perl_sv_upgrade)(pTHX_ SV*, U32);
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237 static SV*** (*Perl_Tstack_sp_ptr)(register PerlInterpreter*);
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238 static OP** (*Perl_Top_ptr)(register PerlInterpreter*);
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239 static SV*** (*Perl_Tstack_base_ptr)(register PerlInterpreter*);
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240 static SV*** (*Perl_Tstack_max_ptr)(register PerlInterpreter*);
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241 static I32* (*Perl_Ttmps_ix_ptr)(register PerlInterpreter*);
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242 static I32* (*Perl_Ttmps_floor_ptr)(register PerlInterpreter*);
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243 static I32** (*Perl_Tmarkstack_ptr_ptr)(register PerlInterpreter*);
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244 static I32** (*Perl_Tmarkstack_max_ptr)(register PerlInterpreter*);
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245 static SV** (*Perl_TSv_ptr)(register PerlInterpreter*);
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246 static XPV** (*Perl_TXpv_ptr)(register PerlInterpreter*);
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247 static STRLEN* (*Perl_Tna_ptr)(register PerlInterpreter*);
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248 static GV** (*Perl_Idefgv_ptr)(register PerlInterpreter*);
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249 static GV** (*Perl_Ierrgv_ptr)(register PerlInterpreter*);
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250 static SV* (*Perl_Isv_yes_ptr)(register PerlInterpreter*);
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251 static void (*boot_DynaLoader)_((pTHX_ CV*));
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252
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253
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254 /*
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255 * Table of name to function pointer of perl.
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256 */
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257 #define PERL_PROC FARPROC
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258 static struct {
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259 char* name;
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260 PERL_PROC* ptr;
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261 } perl_funcname_table[] = {
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262 {"perl_alloc", (PERL_PROC*)&perl_alloc},
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263 {"perl_construct", (PERL_PROC*)&perl_construct},
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264 {"perl_destruct", (PERL_PROC*)&perl_destruct},
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265 {"perl_free", (PERL_PROC*)&perl_free},
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266 {"perl_run", (PERL_PROC*)&perl_run},
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267 {"perl_parse", (PERL_PROC*)&perl_parse},
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268 {"Perl_get_context", (PERL_PROC*)&Perl_get_context},
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269 {"Perl_croak", (PERL_PROC*)&Perl_croak},
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270 {"Perl_croak_nocontext", (PERL_PROC*)&Perl_croak_nocontext},
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271 {"Perl_dowantarray", (PERL_PROC*)&Perl_dowantarray},
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272 {"Perl_free_tmps", (PERL_PROC*)&Perl_free_tmps},
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273 {"Perl_gv_stashpv", (PERL_PROC*)&Perl_gv_stashpv},
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274 {"Perl_markstack_grow", (PERL_PROC*)&Perl_markstack_grow},
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275 {"Perl_mg_find", (PERL_PROC*)&Perl_mg_find},
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276 {"Perl_newXS", (PERL_PROC*)&Perl_newXS},
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277 {"Perl_newSV", (PERL_PROC*)&Perl_newSV},
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278 {"Perl_newSViv", (PERL_PROC*)&Perl_newSViv},
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279 {"Perl_newSVpv", (PERL_PROC*)&Perl_newSVpv},
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280 {"Perl_call_argv", (PERL_PROC*)&Perl_call_argv},
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281 {"Perl_call_pv", (PERL_PROC*)&Perl_call_pv},
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282 {"Perl_eval_sv", (PERL_PROC*)&Perl_eval_sv},
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283 {"Perl_get_sv", (PERL_PROC*)&Perl_get_sv},
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284 {"Perl_eval_pv", (PERL_PROC*)&Perl_eval_pv},
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285 {"Perl_call_method", (PERL_PROC*)&Perl_call_method},
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286 {"Perl_pop_scope", (PERL_PROC*)&Perl_pop_scope},
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287 {"Perl_push_scope", (PERL_PROC*)&Perl_push_scope},
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288 {"Perl_save_int", (PERL_PROC*)&Perl_save_int},
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289 {"Perl_stack_grow", (PERL_PROC*)&Perl_stack_grow},
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290 {"Perl_set_context", (PERL_PROC*)&Perl_set_context},
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291 {"Perl_sv_2bool", (PERL_PROC*)&Perl_sv_2bool},
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292 {"Perl_sv_2iv", (PERL_PROC*)&Perl_sv_2iv},
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293 {"Perl_sv_2mortal", (PERL_PROC*)&Perl_sv_2mortal},
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294 #if (PERL_REVISION == 5) && (PERL_VERSION >= 8)
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295 {"Perl_sv_2pv_flags", (PERL_PROC*)&Perl_sv_2pv_flags},
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296 {"Perl_sv_2pv_nolen", (PERL_PROC*)&Perl_sv_2pv_nolen},
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297 #else
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298 {"Perl_sv_2pv", (PERL_PROC*)&Perl_sv_2pv},
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299 #endif
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1387
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300 #ifdef PERL589_OR_LATER
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301 {"Perl_sv_2iv_flags", (PERL_PROC*)&Perl_sv_2iv_flags},
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302 {"Perl_newXS_flags", (PERL_PROC*)&Perl_newXS_flags},
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303 #endif
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7
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304 {"Perl_sv_bless", (PERL_PROC*)&Perl_sv_bless},
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305 #if (PERL_REVISION == 5) && (PERL_VERSION >= 8)
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306 {"Perl_sv_catpvn_flags", (PERL_PROC*)&Perl_sv_catpvn_flags},
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307 #else
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308 {"Perl_sv_catpvn", (PERL_PROC*)&Perl_sv_catpvn},
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309 #endif
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310 {"Perl_sv_free", (PERL_PROC*)&Perl_sv_free},
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311 {"Perl_sv_isa", (PERL_PROC*)&Perl_sv_isa},
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312 {"Perl_sv_magic", (PERL_PROC*)&Perl_sv_magic},
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313 {"Perl_sv_setiv", (PERL_PROC*)&Perl_sv_setiv},
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314 {"Perl_sv_setpv", (PERL_PROC*)&Perl_sv_setpv},
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315 {"Perl_sv_setpvn", (PERL_PROC*)&Perl_sv_setpvn},
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316 #if (PERL_REVISION == 5) && (PERL_VERSION >= 8)
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317 {"Perl_sv_setsv_flags", (PERL_PROC*)&Perl_sv_setsv_flags},
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318 #else
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319 {"Perl_sv_setsv", (PERL_PROC*)&Perl_sv_setsv},
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320 #endif
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321 {"Perl_sv_upgrade", (PERL_PROC*)&Perl_sv_upgrade},
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322 {"Perl_Tstack_sp_ptr", (PERL_PROC*)&Perl_Tstack_sp_ptr},
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323 {"Perl_Top_ptr", (PERL_PROC*)&Perl_Top_ptr},
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324 {"Perl_Tstack_base_ptr", (PERL_PROC*)&Perl_Tstack_base_ptr},
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325 {"Perl_Tstack_max_ptr", (PERL_PROC*)&Perl_Tstack_max_ptr},
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326 {"Perl_Ttmps_ix_ptr", (PERL_PROC*)&Perl_Ttmps_ix_ptr},
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327 {"Perl_Ttmps_floor_ptr", (PERL_PROC*)&Perl_Ttmps_floor_ptr},
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328 {"Perl_Tmarkstack_ptr_ptr", (PERL_PROC*)&Perl_Tmarkstack_ptr_ptr},
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329 {"Perl_Tmarkstack_max_ptr", (PERL_PROC*)&Perl_Tmarkstack_max_ptr},
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330 {"Perl_TSv_ptr", (PERL_PROC*)&Perl_TSv_ptr},
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331 {"Perl_TXpv_ptr", (PERL_PROC*)&Perl_TXpv_ptr},
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332 {"Perl_Tna_ptr", (PERL_PROC*)&Perl_Tna_ptr},
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333 {"Perl_Idefgv_ptr", (PERL_PROC*)&Perl_Idefgv_ptr},
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334 {"Perl_Ierrgv_ptr", (PERL_PROC*)&Perl_Ierrgv_ptr},
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335 {"Perl_Isv_yes_ptr", (PERL_PROC*)&Perl_Isv_yes_ptr},
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336 {"boot_DynaLoader", (PERL_PROC*)&boot_DynaLoader},
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337 {"", NULL},
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|
338 };
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339
|
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340 /*
|
|
341 * Make all runtime-links of perl.
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342 *
|
|
343 * 1. Get module handle using LoadLibraryEx.
|
|
344 * 2. Get pointer to perl function by GetProcAddress.
|
|
345 * 3. Repeat 2, until get all functions will be used.
|
|
346 *
|
|
347 * Parameter 'libname' provides name of DLL.
|
|
348 * Return OK or FAIL.
|
|
349 */
|
|
350 static int
|
|
351 perl_runtime_link_init(char *libname, int verbose)
|
|
352 {
|
|
353 int i;
|
|
354
|
|
355 if (hPerlLib != NULL)
|
|
356 return OK;
|
|
357 if (!(hPerlLib = LoadLibraryEx(libname, NULL, 0)))
|
|
358 {
|
|
359 if (verbose)
|
|
360 EMSG2(_("E370: Could not load library %s"), libname);
|
|
361 return FAIL;
|
|
362 }
|
|
363 for (i = 0; perl_funcname_table[i].ptr; ++i)
|
|
364 {
|
|
365 if (!(*perl_funcname_table[i].ptr = GetProcAddress(hPerlLib,
|
|
366 perl_funcname_table[i].name)))
|
|
367 {
|
|
368 FreeLibrary(hPerlLib);
|
|
369 hPerlLib = NULL;
|
|
370 if (verbose)
|
|
371 EMSG2(_(e_loadfunc), perl_funcname_table[i].name);
|
|
372 return FAIL;
|
|
373 }
|
|
374 }
|
|
375 return OK;
|
|
376 }
|
|
377
|
|
378 /*
|
|
379 * If runtime-link-perl(DLL) was loaded successfully, return TRUE.
|
|
380 * There were no DLL loaded, return FALSE.
|
|
381 */
|
|
382 int
|
|
383 perl_enabled(verbose)
|
|
384 int verbose;
|
|
385 {
|
|
386 return perl_runtime_link_init(DYNAMIC_PERL_DLL, verbose) == OK;
|
|
387 }
|
|
388 #endif /* DYNAMIC_PERL */
|
|
389
|
|
390 /*
|
|
391 * perl_init(): initialize perl interpreter
|
|
392 * We have to call perl_parse to initialize some structures,
|
|
393 * there's nothing to actually parse.
|
|
394 */
|
|
395 static void
|
|
396 perl_init()
|
|
397 {
|
|
398 char *bootargs[] = { "VI", NULL };
|
|
399 static char *args[] = { "", "-e", "" };
|
|
400
|
|
401 perl_interp = perl_alloc();
|
|
402 perl_construct(perl_interp);
|
|
403 perl_parse(perl_interp, xs_init, 3, args, 0);
|
|
404 perl_call_argv("VIM::bootstrap", (long)G_DISCARD, bootargs);
|
|
405 VIM_init();
|
|
406 #ifdef USE_SFIO
|
|
407 sfdisc(PerlIO_stdout(), sfdcnewvim());
|
|
408 sfdisc(PerlIO_stderr(), sfdcnewvim());
|
|
409 sfsetbuf(PerlIO_stdout(), NULL, 0);
|
|
410 sfsetbuf(PerlIO_stderr(), NULL, 0);
|
|
411 #endif
|
|
412 }
|
|
413
|
|
414 /*
|
|
415 * perl_end(): clean up after ourselves
|
|
416 */
|
|
417 void
|
|
418 perl_end()
|
|
419 {
|
|
420 if (perl_interp)
|
|
421 {
|
|
422 perl_run(perl_interp);
|
|
423 perl_destruct(perl_interp);
|
|
424 perl_free(perl_interp);
|
|
425 perl_interp = NULL;
|
|
426 }
|
|
427 #ifdef DYNAMIC_PERL
|
|
428 if (hPerlLib)
|
|
429 {
|
|
430 FreeLibrary(hPerlLib);
|
|
431 hPerlLib = NULL;
|
|
432 }
|
|
433 #endif
|
|
434 }
|
|
435
|
|
436 /*
|
|
437 * msg_split(): send a message to the message handling routines
|
|
438 * split at '\n' first though.
|
|
439 */
|
|
440 void
|
|
441 msg_split(s, attr)
|
|
442 char_u *s;
|
|
443 int attr; /* highlighting attributes */
|
|
444 {
|
|
445 char *next;
|
|
446 char *token = (char *)s;
|
|
447
|
1423
|
448 while ((next = strchr(token, '\n')) && !got_int)
|
7
|
449 {
|
|
450 *next++ = '\0'; /* replace \n with \0 */
|
|
451 msg_attr((char_u *)token, attr);
|
|
452 token = next;
|
|
453 }
|
1423
|
454 if (*token && !got_int)
|
7
|
455 msg_attr((char_u *)token, attr);
|
|
456 }
|
|
457
|
|
458 #ifndef FEAT_EVAL
|
|
459 /*
|
|
460 * This stub is needed because an "#ifdef FEAT_EVAL" around Eval() doesn't
|
|
461 * work properly.
|
|
462 */
|
|
463 char_u *
|
714
|
464 eval_to_string(arg, nextcmd, dolist)
|
7
|
465 char_u *arg;
|
|
466 char_u **nextcmd;
|
714
|
467 int dolist;
|
7
|
468 {
|
|
469 return NULL;
|
|
470 }
|
|
471 #endif
|
|
472
|
|
473 /*
|
|
474 * Create a new reference to an SV pointing to the SCR structure
|
502
|
475 * The b_perl_private/w_perl_private part of the SCR structure points to the
|
|
476 * SV, so there can only be one such SV for a particular SCR structure. When
|
|
477 * the last reference has gone (DESTROY is called),
|
|
478 * b_perl_private/w_perl_private is reset; When the screen goes away before
|
7
|
479 * all references are gone, the value of the SV is reset;
|
|
480 * any subsequent use of any of those reference will produce
|
|
481 * a warning. (see typemap)
|
|
482 */
|
502
|
483
|
|
484 static SV *
|
|
485 newWINrv(rv, ptr)
|
|
486 SV *rv;
|
|
487 win_T *ptr;
|
|
488 {
|
|
489 sv_upgrade(rv, SVt_RV);
|
|
490 if (ptr->w_perl_private == NULL)
|
|
491 {
|
|
492 ptr->w_perl_private = newSV(0);
|
|
493 sv_setiv(ptr->w_perl_private, (IV)ptr);
|
|
494 }
|
|
495 else
|
|
496 SvREFCNT_inc(ptr->w_perl_private);
|
|
497 SvRV(rv) = ptr->w_perl_private;
|
|
498 SvROK_on(rv);
|
|
499 return sv_bless(rv, gv_stashpv("VIWIN", TRUE));
|
7
|
500 }
|
|
501
|
502
|
502 static SV *
|
|
503 newBUFrv(rv, ptr)
|
|
504 SV *rv;
|
|
505 buf_T *ptr;
|
|
506 {
|
|
507 sv_upgrade(rv, SVt_RV);
|
|
508 if (ptr->b_perl_private == NULL)
|
|
509 {
|
|
510 ptr->b_perl_private = newSV(0);
|
|
511 sv_setiv(ptr->b_perl_private, (IV)ptr);
|
|
512 }
|
|
513 else
|
|
514 SvREFCNT_inc(ptr->b_perl_private);
|
|
515 SvRV(rv) = ptr->b_perl_private;
|
|
516 SvROK_on(rv);
|
|
517 return sv_bless(rv, gv_stashpv("VIBUF", TRUE));
|
|
518 }
|
7
|
519
|
|
520 /*
|
|
521 * perl_win_free
|
|
522 * Remove all refences to the window to be destroyed
|
|
523 */
|
|
524 void
|
|
525 perl_win_free(wp)
|
|
526 win_T *wp;
|
|
527 {
|
502
|
528 if (wp->w_perl_private)
|
|
529 sv_setiv((SV *)wp->w_perl_private, 0);
|
7
|
530 return;
|
|
531 }
|
|
532
|
|
533 void
|
|
534 perl_buf_free(bp)
|
|
535 buf_T *bp;
|
|
536 {
|
502
|
537 if (bp->b_perl_private)
|
|
538 sv_setiv((SV *)bp->b_perl_private, 0);
|
7
|
539 return;
|
|
540 }
|
|
541
|
|
542 #ifndef PROTO
|
|
543 # if (PERL_REVISION == 5) && (PERL_VERSION >= 8)
|
|
544 I32 cur_val(pTHX_ IV iv, SV *sv);
|
|
545 # else
|
|
546 I32 cur_val(IV iv, SV *sv);
|
|
547 #endif
|
|
548
|
|
549 /*
|
|
550 * Handler for the magic variables $main::curwin and $main::curbuf.
|
|
551 * The handler is put into the magic vtbl for these variables.
|
|
552 * (This is effectively a C-level equivalent of a tied variable).
|
|
553 * There is no "set" function as the variables are read-only.
|
|
554 */
|
|
555 # if (PERL_REVISION == 5) && (PERL_VERSION >= 8)
|
|
556 I32 cur_val(pTHX_ IV iv, SV *sv)
|
|
557 # else
|
|
558 I32 cur_val(IV iv, SV *sv)
|
|
559 # endif
|
|
560 {
|
|
561 SV *rv;
|
|
562 if (iv == 0)
|
|
563 rv = newWINrv(newSV(0), curwin);
|
|
564 else
|
|
565 rv = newBUFrv(newSV(0), curbuf);
|
|
566 sv_setsv(sv, rv);
|
|
567 return 0;
|
|
568 }
|
|
569 #endif /* !PROTO */
|
|
570
|
|
571 struct ufuncs cw_funcs = { cur_val, 0, 0 };
|
|
572 struct ufuncs cb_funcs = { cur_val, 0, 1 };
|
|
573
|
|
574 /*
|
|
575 * VIM_init(): Vim-specific initialisation.
|
|
576 * Make the magical main::curwin and main::curbuf variables
|
|
577 */
|
|
578 static void
|
|
579 VIM_init()
|
|
580 {
|
|
581 static char cw[] = "main::curwin";
|
|
582 static char cb[] = "main::curbuf";
|
|
583 SV *sv;
|
|
584
|
|
585 sv = perl_get_sv(cw, TRUE);
|
|
586 sv_magic(sv, NULL, 'U', (char *)&cw_funcs, sizeof(cw_funcs));
|
|
587 SvREADONLY_on(sv);
|
|
588
|
|
589 sv = perl_get_sv(cb, TRUE);
|
|
590 sv_magic(sv, NULL, 'U', (char *)&cb_funcs, sizeof(cb_funcs));
|
|
591 SvREADONLY_on(sv);
|
|
592
|
|
593 /*
|
|
594 * Setup the Safe compartment.
|
|
595 * It shouldn't be a fatal error if the Safe module is missing.
|
|
596 * XXX: Only shares the 'Msg' routine (which has to be called
|
|
597 * like 'Msg(...)').
|
|
598 */
|
|
599 (void)perl_eval_pv( "if ( eval( 'require Safe' ) ) { $VIM::safe = Safe->new(); $VIM::safe->share_from( 'VIM', ['Msg'] ); }", G_DISCARD | G_VOID );
|
|
600
|
|
601 }
|
|
602
|
|
603 #ifdef DYNAMIC_PERL
|
|
604 static char *e_noperl = N_("Sorry, this command is disabled: the Perl library could not be loaded.");
|
|
605 #endif
|
|
606
|
|
607 /*
|
|
608 * ":perl"
|
|
609 */
|
|
610 void
|
|
611 ex_perl(eap)
|
|
612 exarg_T *eap;
|
|
613 {
|
|
614 char *err;
|
|
615 char *script;
|
|
616 STRLEN length;
|
|
617 SV *sv;
|
|
618 SV *safe;
|
|
619
|
|
620 script = (char *)script_get(eap, eap->arg);
|
|
621 if (eap->skip)
|
|
622 {
|
|
623 vim_free(script);
|
|
624 return;
|
|
625 }
|
|
626
|
|
627 if (perl_interp == NULL)
|
|
628 {
|
|
629 #ifdef DYNAMIC_PERL
|
|
630 if (!perl_enabled(TRUE))
|
|
631 {
|
|
632 EMSG(_(e_noperl));
|
|
633 vim_free(script);
|
|
634 return;
|
|
635 }
|
|
636 #endif
|
|
637 perl_init();
|
|
638 }
|
|
639
|
|
640 {
|
|
641 dSP;
|
|
642 ENTER;
|
|
643 SAVETMPS;
|
|
644
|
|
645 if (script == NULL)
|
|
646 sv = newSVpv((char *)eap->arg, 0);
|
|
647 else
|
|
648 {
|
|
649 sv = newSVpv(script, 0);
|
|
650 vim_free(script);
|
|
651 }
|
|
652
|
|
653 #ifdef HAVE_SANDBOX
|
|
654 if (sandbox)
|
|
655 {
|
|
656 if ((safe = perl_get_sv( "VIM::safe", FALSE )) == NULL || !SvTRUE(safe))
|
|
657 EMSG(_("E299: Perl evaluation forbidden in sandbox without the Safe module"));
|
|
658 else
|
|
659 {
|
|
660 PUSHMARK(SP);
|
|
661 XPUSHs(safe);
|
|
662 XPUSHs(sv);
|
|
663 PUTBACK;
|
|
664 perl_call_method("reval", G_DISCARD);
|
|
665 }
|
|
666 }
|
|
667 else
|
|
668 #endif
|
|
669 perl_eval_sv(sv, G_DISCARD | G_NOARGS);
|
|
670
|
|
671 SvREFCNT_dec(sv);
|
|
672
|
|
673 err = SvPV(GvSV(PL_errgv), length);
|
|
674
|
|
675 FREETMPS;
|
|
676 LEAVE;
|
|
677
|
|
678 if (!length)
|
|
679 return;
|
|
680
|
|
681 msg_split((char_u *)err, highlight_attr[HLF_E]);
|
|
682 return;
|
|
683 }
|
|
684 }
|
|
685
|
|
686 static int
|
|
687 replace_line(line, end)
|
|
688 linenr_T *line, *end;
|
|
689 {
|
|
690 char *str;
|
|
691
|
|
692 if (SvOK(GvSV(PL_defgv)))
|
|
693 {
|
|
694 str = SvPV(GvSV(PL_defgv), PL_na);
|
|
695 ml_replace(*line, (char_u *)str, 1);
|
|
696 changed_bytes(*line, 0);
|
|
697 }
|
|
698 else
|
|
699 {
|
|
700 ml_delete(*line, FALSE);
|
|
701 deleted_lines_mark(*line, 1L);
|
|
702 --(*end);
|
|
703 --(*line);
|
|
704 }
|
|
705 return OK;
|
|
706 }
|
|
707
|
|
708 /*
|
|
709 * ":perldo".
|
|
710 */
|
|
711 void
|
|
712 ex_perldo(eap)
|
|
713 exarg_T *eap;
|
|
714 {
|
|
715 STRLEN length;
|
|
716 SV *sv;
|
|
717 char *str;
|
|
718 linenr_T i;
|
|
719
|
|
720 if (bufempty())
|
|
721 return;
|
|
722
|
|
723 if (perl_interp == NULL)
|
|
724 {
|
|
725 #ifdef DYNAMIC_PERL
|
|
726 if (!perl_enabled(TRUE))
|
|
727 {
|
|
728 EMSG(_(e_noperl));
|
|
729 return;
|
|
730 }
|
|
731 #endif
|
|
732 perl_init();
|
|
733 }
|
|
734 {
|
|
735 dSP;
|
|
736 length = strlen((char *)eap->arg);
|
129
|
737 sv = newSV(length + sizeof("sub VIM::perldo {") - 1 + 1);
|
|
738 sv_setpvn(sv, "sub VIM::perldo {", sizeof("sub VIM::perldo {") - 1);
|
7
|
739 sv_catpvn(sv, (char *)eap->arg, length);
|
|
740 sv_catpvn(sv, "}", 1);
|
|
741 perl_eval_sv(sv, G_DISCARD | G_NOARGS);
|
|
742 SvREFCNT_dec(sv);
|
|
743 str = SvPV(GvSV(PL_errgv), length);
|
|
744 if (length)
|
|
745 goto err;
|
|
746
|
|
747 if (u_save(eap->line1 - 1, eap->line2 + 1) != OK)
|
|
748 return;
|
|
749
|
|
750 ENTER;
|
|
751 SAVETMPS;
|
|
752 for (i = eap->line1; i <= eap->line2; i++)
|
|
753 {
|
129
|
754 sv_setpv(GvSV(PL_defgv), (char *)ml_get(i));
|
7
|
755 PUSHMARK(sp);
|
|
756 perl_call_pv("VIM::perldo", G_SCALAR | G_EVAL);
|
|
757 str = SvPV(GvSV(PL_errgv), length);
|
|
758 if (length)
|
|
759 break;
|
|
760 SPAGAIN;
|
|
761 if (SvTRUEx(POPs))
|
|
762 {
|
|
763 if (replace_line(&i, &eap->line2) != OK)
|
|
764 {
|
|
765 PUTBACK;
|
|
766 break;
|
|
767 }
|
|
768 }
|
|
769 PUTBACK;
|
|
770 }
|
|
771 FREETMPS;
|
|
772 LEAVE;
|
|
773 check_cursor();
|
|
774 update_screen(NOT_VALID);
|
|
775 if (!length)
|
|
776 return;
|
|
777
|
|
778 err:
|
|
779 msg_split((char_u *)str, highlight_attr[HLF_E]);
|
|
780 return;
|
|
781 }
|
|
782 }
|
|
783
|
|
784 XS(XS_VIM_Msg);
|
|
785 XS(XS_VIM_SetOption);
|
|
786 XS(XS_VIM_DoCommand);
|
|
787 XS(XS_VIM_Eval);
|
|
788 XS(XS_VIM_Buffers);
|
|
789 XS(XS_VIM_Windows);
|
|
790 XS(XS_VIWIN_DESTROY);
|
|
791 XS(XS_VIWIN_Buffer);
|
|
792 XS(XS_VIWIN_SetHeight);
|
|
793 XS(XS_VIWIN_Cursor);
|
|
794 XS(XS_VIBUF_DESTROY);
|
|
795 XS(XS_VIBUF_Name);
|
|
796 XS(XS_VIBUF_Number);
|
|
797 XS(XS_VIBUF_Count);
|
|
798 XS(XS_VIBUF_Get);
|
|
799 XS(XS_VIBUF_Set);
|
|
800 XS(XS_VIBUF_Delete);
|
|
801 XS(XS_VIBUF_Append);
|
|
802 XS(boot_VIM);
|
|
803
|
|
804 static void
|
|
805 xs_init(pTHX)
|
|
806 {
|
|
807 char *file = __FILE__;
|
|
808
|
|
809 /* DynaLoader is a special case */
|
|
810 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, file);
|
|
811 newXS("VIM::bootstrap", boot_VIM, file);
|
|
812 }
|
|
813
|
|
814 typedef win_T * VIWIN;
|
|
815 typedef buf_T * VIBUF;
|
|
816
|
|
817 MODULE = VIM PACKAGE = VIM
|
|
818
|
|
819 void
|
|
820 Msg(text, hl=NULL)
|
|
821 char *text;
|
|
822 char *hl;
|
|
823
|
|
824 PREINIT:
|
|
825 int attr;
|
|
826 int id;
|
|
827
|
|
828 PPCODE:
|
|
829 if (text != NULL)
|
|
830 {
|
|
831 attr = 0;
|
|
832 if (hl != NULL)
|
|
833 {
|
|
834 id = syn_name2id((char_u *)hl);
|
|
835 if (id != 0)
|
|
836 attr = syn_id2attr(id);
|
|
837 }
|
|
838 msg_split((char_u *)text, attr);
|
|
839 }
|
|
840
|
|
841 void
|
|
842 SetOption(line)
|
|
843 char *line;
|
|
844
|
|
845 PPCODE:
|
|
846 if (line != NULL)
|
|
847 do_set((char_u *)line, 0);
|
|
848 update_screen(NOT_VALID);
|
|
849
|
|
850 void
|
|
851 DoCommand(line)
|
|
852 char *line;
|
|
853
|
|
854 PPCODE:
|
|
855 if (line != NULL)
|
|
856 do_cmdline_cmd((char_u *)line);
|
|
857
|
|
858 void
|
|
859 Eval(str)
|
|
860 char *str;
|
|
861
|
|
862 PREINIT:
|
|
863 char_u *value;
|
|
864 PPCODE:
|
714
|
865 value = eval_to_string((char_u *)str, (char_u **)0, TRUE);
|
7
|
866 if (value == NULL)
|
|
867 {
|
|
868 XPUSHs(sv_2mortal(newSViv(0)));
|
|
869 XPUSHs(sv_2mortal(newSVpv("", 0)));
|
|
870 }
|
|
871 else
|
|
872 {
|
|
873 XPUSHs(sv_2mortal(newSViv(1)));
|
|
874 XPUSHs(sv_2mortal(newSVpv((char *)value, 0)));
|
|
875 vim_free(value);
|
|
876 }
|
|
877
|
|
878 void
|
|
879 Buffers(...)
|
|
880
|
|
881 PREINIT:
|
|
882 buf_T *vimbuf;
|
|
883 int i, b;
|
|
884
|
|
885 PPCODE:
|
|
886 if (items == 0)
|
|
887 {
|
|
888 if (GIMME == G_SCALAR)
|
|
889 {
|
|
890 i = 0;
|
|
891 for (vimbuf = firstbuf; vimbuf; vimbuf = vimbuf->b_next)
|
|
892 ++i;
|
|
893
|
|
894 XPUSHs(sv_2mortal(newSViv(i)));
|
|
895 }
|
|
896 else
|
|
897 {
|
|
898 for (vimbuf = firstbuf; vimbuf; vimbuf = vimbuf->b_next)
|
|
899 XPUSHs(newBUFrv(newSV(0), vimbuf));
|
|
900 }
|
|
901 }
|
|
902 else
|
|
903 {
|
|
904 for (i = 0; i < items; i++)
|
|
905 {
|
|
906 SV *sv = ST(i);
|
|
907 if (SvIOK(sv))
|
|
908 b = SvIV(ST(i));
|
|
909 else
|
|
910 {
|
|
911 char_u *pat;
|
|
912 STRLEN len;
|
|
913
|
|
914 pat = (char_u *)SvPV(sv, len);
|
|
915 ++emsg_off;
|
|
916 b = buflist_findpat(pat, pat+len, FALSE, FALSE);
|
|
917 --emsg_off;
|
|
918 }
|
|
919
|
|
920 if (b >= 0)
|
|
921 {
|
|
922 vimbuf = buflist_findnr(b);
|
|
923 if (vimbuf)
|
|
924 XPUSHs(newBUFrv(newSV(0), vimbuf));
|
|
925 }
|
|
926 }
|
|
927 }
|
|
928
|
|
929 void
|
|
930 Windows(...)
|
|
931
|
|
932 PREINIT:
|
|
933 win_T *vimwin;
|
|
934 int i, w;
|
|
935
|
|
936 PPCODE:
|
|
937 if (items == 0)
|
|
938 {
|
|
939 if (GIMME == G_SCALAR)
|
|
940 XPUSHs(sv_2mortal(newSViv(win_count())));
|
|
941 else
|
|
942 {
|
|
943 for (vimwin = firstwin; vimwin != NULL; vimwin = W_NEXT(vimwin))
|
|
944 XPUSHs(newWINrv(newSV(0), vimwin));
|
|
945 }
|
|
946 }
|
|
947 else
|
|
948 {
|
|
949 for (i = 0; i < items; i++)
|
|
950 {
|
|
951 w = SvIV(ST(i));
|
|
952 vimwin = win_find_nr(w);
|
|
953 if (vimwin)
|
|
954 XPUSHs(newWINrv(newSV(0), vimwin));
|
|
955 }
|
|
956 }
|
|
957
|
|
958 MODULE = VIM PACKAGE = VIWIN
|
|
959
|
|
960 void
|
|
961 DESTROY(win)
|
|
962 VIWIN win
|
|
963
|
|
964 CODE:
|
|
965 if (win_valid(win))
|
502
|
966 win->w_perl_private = 0;
|
7
|
967
|
|
968 SV *
|
|
969 Buffer(win)
|
|
970 VIWIN win
|
|
971
|
|
972 CODE:
|
|
973 if (!win_valid(win))
|
|
974 win = curwin;
|
|
975 RETVAL = newBUFrv(newSV(0), win->w_buffer);
|
|
976 OUTPUT:
|
|
977 RETVAL
|
|
978
|
|
979 void
|
|
980 SetHeight(win, height)
|
|
981 VIWIN win
|
|
982 int height;
|
|
983
|
|
984 PREINIT:
|
|
985 win_T *savewin;
|
|
986
|
|
987 PPCODE:
|
|
988 if (!win_valid(win))
|
|
989 win = curwin;
|
|
990 savewin = curwin;
|
|
991 curwin = win;
|
|
992 win_setheight(height);
|
|
993 curwin = savewin;
|
|
994
|
|
995 void
|
|
996 Cursor(win, ...)
|
|
997 VIWIN win
|
|
998
|
|
999 PPCODE:
|
|
1000 if(items == 1)
|
|
1001 {
|
|
1002 EXTEND(sp, 2);
|
|
1003 if (!win_valid(win))
|
|
1004 win = curwin;
|
|
1005 PUSHs(sv_2mortal(newSViv(win->w_cursor.lnum)));
|
|
1006 PUSHs(sv_2mortal(newSViv(win->w_cursor.col)));
|
|
1007 }
|
|
1008 else if(items == 3)
|
|
1009 {
|
|
1010 int lnum, col;
|
|
1011
|
|
1012 if (!win_valid(win))
|
|
1013 win = curwin;
|
|
1014 lnum = SvIV(ST(1));
|
|
1015 col = SvIV(ST(2));
|
|
1016 win->w_cursor.lnum = lnum;
|
|
1017 win->w_cursor.col = col;
|
|
1018 check_cursor(); /* put cursor on an existing line */
|
|
1019 update_screen(NOT_VALID);
|
|
1020 }
|
|
1021
|
|
1022 MODULE = VIM PACKAGE = VIBUF
|
|
1023
|
|
1024 void
|
|
1025 DESTROY(vimbuf)
|
|
1026 VIBUF vimbuf;
|
|
1027
|
|
1028 CODE:
|
|
1029 if (buf_valid(vimbuf))
|
502
|
1030 vimbuf->b_perl_private = 0;
|
7
|
1031
|
|
1032 void
|
|
1033 Name(vimbuf)
|
|
1034 VIBUF vimbuf;
|
|
1035
|
|
1036 PPCODE:
|
|
1037 if (!buf_valid(vimbuf))
|
|
1038 vimbuf = curbuf;
|
|
1039 /* No file name returns an empty string */
|
|
1040 if (vimbuf->b_fname == NULL)
|
|
1041 XPUSHs(sv_2mortal(newSVpv("", 0)));
|
|
1042 else
|
|
1043 XPUSHs(sv_2mortal(newSVpv((char *)vimbuf->b_fname, 0)));
|
|
1044
|
|
1045 void
|
|
1046 Number(vimbuf)
|
|
1047 VIBUF vimbuf;
|
|
1048
|
|
1049 PPCODE:
|
|
1050 if (!buf_valid(vimbuf))
|
|
1051 vimbuf = curbuf;
|
|
1052 XPUSHs(sv_2mortal(newSViv(vimbuf->b_fnum)));
|
|
1053
|
|
1054 void
|
|
1055 Count(vimbuf)
|
|
1056 VIBUF vimbuf;
|
|
1057
|
|
1058 PPCODE:
|
|
1059 if (!buf_valid(vimbuf))
|
|
1060 vimbuf = curbuf;
|
|
1061 XPUSHs(sv_2mortal(newSViv(vimbuf->b_ml.ml_line_count)));
|
|
1062
|
|
1063 void
|
|
1064 Get(vimbuf, ...)
|
|
1065 VIBUF vimbuf;
|
|
1066
|
|
1067 PREINIT:
|
|
1068 char_u *line;
|
|
1069 int i;
|
|
1070 long lnum;
|
|
1071 PPCODE:
|
|
1072 if (buf_valid(vimbuf))
|
|
1073 {
|
|
1074 for (i = 1; i < items; i++)
|
|
1075 {
|
|
1076 lnum = SvIV(ST(i));
|
|
1077 if (lnum > 0 && lnum <= vimbuf->b_ml.ml_line_count)
|
|
1078 {
|
|
1079 line = ml_get_buf(vimbuf, lnum, FALSE);
|
|
1080 XPUSHs(sv_2mortal(newSVpv((char *)line, 0)));
|
|
1081 }
|
|
1082 }
|
|
1083 }
|
|
1084
|
|
1085 void
|
|
1086 Set(vimbuf, ...)
|
|
1087 VIBUF vimbuf;
|
|
1088
|
|
1089 PREINIT:
|
|
1090 int i;
|
|
1091 long lnum;
|
|
1092 char *line;
|
|
1093 PPCODE:
|
|
1094 if (buf_valid(vimbuf))
|
|
1095 {
|
|
1096 if (items < 3)
|
|
1097 croak("Usage: VIBUF::Set(vimbuf, lnum, @lines)");
|
|
1098
|
|
1099 lnum = SvIV(ST(1));
|
|
1100 for(i = 2; i < items; i++, lnum++)
|
|
1101 {
|
|
1102 line = SvPV(ST(i),PL_na);
|
|
1103 if (lnum > 0 && lnum <= vimbuf->b_ml.ml_line_count && line != NULL)
|
|
1104 {
|
918
|
1105 aco_save_T aco;
|
|
1106
|
|
1107 /* set curwin/curbuf for "vimbuf" and save some things */
|
|
1108 aucmd_prepbuf(&aco, vimbuf);
|
|
1109
|
7
|
1110 if (u_savesub(lnum) == OK)
|
|
1111 {
|
|
1112 ml_replace(lnum, (char_u *)line, TRUE);
|
|
1113 changed_bytes(lnum, 0);
|
|
1114 }
|
934
|
1115
|
918
|
1116 /* restore curwin/curbuf and a few other things */
|
|
1117 aucmd_restbuf(&aco);
|
|
1118 /* Careful: autocommands may have made "vimbuf" invalid! */
|
7
|
1119 }
|
|
1120 }
|
|
1121 }
|
|
1122
|
|
1123 void
|
|
1124 Delete(vimbuf, ...)
|
|
1125 VIBUF vimbuf;
|
|
1126
|
|
1127 PREINIT:
|
|
1128 long i, lnum = 0, count = 0;
|
|
1129 PPCODE:
|
|
1130 if (buf_valid(vimbuf))
|
|
1131 {
|
|
1132 if (items == 2)
|
|
1133 {
|
|
1134 lnum = SvIV(ST(1));
|
|
1135 count = 1;
|
|
1136 }
|
|
1137 else if (items == 3)
|
|
1138 {
|
|
1139 lnum = SvIV(ST(1));
|
|
1140 count = 1 + SvIV(ST(2)) - lnum;
|
|
1141 if(count == 0)
|
|
1142 count = 1;
|
|
1143 if(count < 0)
|
|
1144 {
|
|
1145 lnum -= count;
|
|
1146 count = -count;
|
|
1147 }
|
|
1148 }
|
|
1149 if (items >= 2)
|
|
1150 {
|
|
1151 for (i = 0; i < count; i++)
|
|
1152 {
|
|
1153 if (lnum > 0 && lnum <= vimbuf->b_ml.ml_line_count)
|
|
1154 {
|
918
|
1155 aco_save_T aco;
|
|
1156
|
|
1157 /* set curwin/curbuf for "vimbuf" and save some things */
|
|
1158 aucmd_prepbuf(&aco, vimbuf);
|
934
|
1159
|
7
|
1160 if (u_savedel(lnum, 1) == OK)
|
|
1161 {
|
|
1162 ml_delete(lnum, 0);
|
|
1163 deleted_lines_mark(lnum, 1L);
|
934
|
1164 if (aco.save_buf == curbuf)
|
7
|
1165 check_cursor();
|
|
1166 }
|
934
|
1167
|
918
|
1168 /* restore curwin/curbuf and a few other things */
|
|
1169 aucmd_restbuf(&aco);
|
|
1170 /* Careful: autocommands may have made "vimbuf" invalid! */
|
934
|
1171
|
7
|
1172 update_curbuf(VALID);
|
|
1173 }
|
|
1174 }
|
|
1175 }
|
|
1176 }
|
|
1177
|
|
1178 void
|
|
1179 Append(vimbuf, ...)
|
|
1180 VIBUF vimbuf;
|
|
1181
|
|
1182 PREINIT:
|
|
1183 int i;
|
|
1184 long lnum;
|
|
1185 char *line;
|
|
1186 PPCODE:
|
|
1187 if (buf_valid(vimbuf))
|
|
1188 {
|
|
1189 if (items < 3)
|
|
1190 croak("Usage: VIBUF::Append(vimbuf, lnum, @lines)");
|
|
1191
|
|
1192 lnum = SvIV(ST(1));
|
|
1193 for (i = 2; i < items; i++, lnum++)
|
|
1194 {
|
|
1195 line = SvPV(ST(i),PL_na);
|
|
1196 if (lnum >= 0 && lnum <= vimbuf->b_ml.ml_line_count && line != NULL)
|
|
1197 {
|
918
|
1198 aco_save_T aco;
|
|
1199
|
|
1200 /* set curwin/curbuf for "vimbuf" and save some things */
|
|
1201 aucmd_prepbuf(&aco, vimbuf);
|
|
1202
|
7
|
1203 if (u_inssub(lnum + 1) == OK)
|
|
1204 {
|
|
1205 ml_append(lnum, (char_u *)line, (colnr_T)0, FALSE);
|
|
1206 appended_lines_mark(lnum, 1L);
|
|
1207 }
|
934
|
1208
|
918
|
1209 /* restore curwin/curbuf and a few other things */
|
|
1210 aucmd_restbuf(&aco);
|
|
1211 /* Careful: autocommands may have made "vimbuf" invalid! */
|
934
|
1212
|
7
|
1213 update_curbuf(VALID);
|
|
1214 }
|
|
1215 }
|
|
1216 }
|
|
1217
|