| 1 | |
| 2 | /* |
| 3 | * Copyright © 2001 Novell, Inc. All Rights Reserved. |
| 4 | * |
| 5 | * You may distribute under the terms of either the GNU General Public |
| 6 | * License or the Artistic License, as specified in the README file. |
| 7 | * |
| 8 | */ |
| 9 | |
| 10 | /* |
| 11 | * FILENAME : interface.c |
| 12 | * DESCRIPTION : Calling Perl APIs. |
| 13 | * Author : SGP |
| 14 | * Date Created : January 2001. |
| 15 | * Date Modified: July 2nd 2001. |
| 16 | */ |
| 17 | |
| 18 | |
| 19 | |
| 20 | #include "interface.h" |
| 21 | #include "nwtinfo.h" |
| 22 | |
| 23 | static void xs_init(pTHX); |
| 24 | |
| 25 | EXTERN_C int RunPerl(int argc, char **argv, char **env); |
| 26 | EXTERN_C void Perl_nw5_init(int *argcp, char ***argvp); |
| 27 | EXTERN_C void boot_DynaLoader (pTHX_ CV* cv); |
| 28 | |
| 29 | EXTERN_C BOOL Remove_Thread_Ctx(void); |
| 30 | |
| 31 | |
| 32 | ClsPerlHost::ClsPerlHost() |
| 33 | { |
| 34 | |
| 35 | } |
| 36 | |
| 37 | ClsPerlHost::~ClsPerlHost() |
| 38 | { |
| 39 | |
| 40 | } |
| 41 | |
| 42 | ClsPerlHost::VersionNumber() |
| 43 | { |
| 44 | return 0; |
| 45 | } |
| 46 | |
| 47 | bool |
| 48 | ClsPerlHost::RegisterWithThreadTable() |
| 49 | { |
| 50 | return(fnRegisterWithThreadTable()); |
| 51 | } |
| 52 | |
| 53 | bool |
| 54 | ClsPerlHost::UnregisterWithThreadTable() |
| 55 | { |
| 56 | return(fnUnregisterWithThreadTable()); |
| 57 | } |
| 58 | |
| 59 | int |
| 60 | ClsPerlHost::PerlCreate(PerlInterpreter *my_perl) |
| 61 | { |
| 62 | /* if (!(my_perl = perl_alloc())) // Allocate memory for Perl. |
| 63 | return (1);*/ |
| 64 | perl_construct(my_perl); |
| 65 | |
| 66 | return 1; |
| 67 | } |
| 68 | |
| 69 | int |
| 70 | ClsPerlHost::PerlParse(PerlInterpreter *my_perl, int argc, char** argv, char** env) |
| 71 | { |
| 72 | return(perl_parse(my_perl, xs_init, argc, argv, env)); // Parse the command line. |
| 73 | } |
| 74 | |
| 75 | int |
| 76 | ClsPerlHost::PerlRun(PerlInterpreter *my_perl) |
| 77 | { |
| 78 | return(perl_run(my_perl)); // Run Perl. |
| 79 | } |
| 80 | |
| 81 | void |
| 82 | ClsPerlHost::PerlDestroy(PerlInterpreter *my_perl) |
| 83 | { |
| 84 | perl_destruct(my_perl); // Destructor for Perl. |
| 85 | } |
| 86 | |
| 87 | void |
| 88 | ClsPerlHost::PerlFree(PerlInterpreter *my_perl) |
| 89 | { |
| 90 | perl_free(my_perl); // Free the memory allocated for Perl. |
| 91 | |
| 92 | // Remove the thread context set during Perl_set_context |
| 93 | // This is added here since for web script there is no other place this gets executed |
| 94 | // and it cannot be included into cgi2perl.xs unless this symbol is exported. |
| 95 | Remove_Thread_Ctx(); |
| 96 | } |
| 97 | |
| 98 | /*============================================================================================ |
| 99 | |
| 100 | Function : xs_init |
| 101 | |
| 102 | Description : |
| 103 | |
| 104 | Parameters : pTHX (IN) - |
| 105 | |
| 106 | Returns : Nothing. |
| 107 | |
| 108 | ==============================================================================================*/ |
| 109 | |
| 110 | static void xs_init(pTHX) |
| 111 | { |
| 112 | char *file = __FILE__; |
| 113 | |
| 114 | dXSUB_SYS; |
| 115 | newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, file); |
| 116 | } |
| 117 | |
| 118 | |
| 119 | EXTERN_C |
| 120 | int RunPerl(int argc, char **argv, char **env) |
| 121 | { |
| 122 | int exitstatus = 0; |
| 123 | ClsPerlHost nlm; |
| 124 | |
| 125 | PerlInterpreter *my_perl = NULL; // defined in Perl.h |
| 126 | PerlInterpreter *new_perl = NULL; // defined in Perl.h |
| 127 | |
| 128 | #ifdef PERL_GLOBAL_STRUCT |
| 129 | #define PERLVAR(var,type) |
| 130 | #define PERLVARA(var,type) |
| 131 | #define PERLVARI(var,type,init) PL_Vars.var = init; |
| 132 | #define PERLVARIC(var,type,init) PL_Vars.var = init; |
| 133 | |
| 134 | #include "perlvars.h" |
| 135 | |
| 136 | #undef PERLVAR |
| 137 | #undef PERLVARA |
| 138 | #undef PERLVARI |
| 139 | #undef PERLVARIC |
| 140 | #endif |
| 141 | |
| 142 | PERL_SYS_INIT(&argc, &argv); |
| 143 | |
| 144 | if (!(my_perl = perl_alloc())) // Allocate memory for Perl. |
| 145 | return (1); |
| 146 | |
| 147 | if(nlm.PerlCreate(my_perl)) |
| 148 | { |
| 149 | PL_perl_destruct_level = 0; |
| 150 | |
| 151 | exitstatus = nlm.PerlParse(my_perl, argc, argv, env); |
| 152 | if(exitstatus == 0) |
| 153 | { |
| 154 | #if defined(TOP_CLONE) && defined(USE_ITHREADS) // XXXXXX testing |
| 155 | new_perl = perl_clone(my_perl, 1); |
| 156 | |
| 157 | exitstatus = perl_run(new_perl); // Run Perl. |
| 158 | PERL_SET_THX(my_perl); |
| 159 | #else |
| 160 | exitstatus = nlm.PerlRun(my_perl); |
| 161 | #endif |
| 162 | } |
| 163 | nlm.PerlDestroy(my_perl); |
| 164 | } |
| 165 | if(my_perl) |
| 166 | nlm.PerlFree(my_perl); |
| 167 | |
| 168 | #ifdef USE_ITHREADS |
| 169 | if (new_perl) |
| 170 | { |
| 171 | PERL_SET_THX(new_perl); |
| 172 | nlm.PerlDestroy(new_perl); |
| 173 | nlm.PerlFree(my_perl); |
| 174 | } |
| 175 | #endif |
| 176 | |
| 177 | PERL_SYS_TERM(); |
| 178 | return exitstatus; |
| 179 | } |
| 180 | |
| 181 | |
| 182 | // FUNCTION: AllocStdPerl |
| 183 | // |
| 184 | // DESCRIPTION: |
| 185 | // Allocates a standard perl handler that other perl handlers |
| 186 | // may delegate to. You should call FreeStdPerl to free this |
| 187 | // instance when you are done with it. |
| 188 | // |
| 189 | IPerlHost* AllocStdPerl() |
| 190 | { |
| 191 | return (IPerlHost*) new ClsPerlHost(); |
| 192 | } |
| 193 | |
| 194 | |
| 195 | // FUNCTION: FreeStdPerl |
| 196 | // |
| 197 | // DESCRIPTION: |
| 198 | // Frees an instance of a standard perl handler allocated by |
| 199 | // AllocStdPerl. |
| 200 | // |
| 201 | void FreeStdPerl(IPerlHost* pPerlHost) |
| 202 | { |
| 203 | if (pPerlHost) |
| 204 | delete (ClsPerlHost*) pPerlHost; |
| 205 | } |
| 206 | |