X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/d5b80e59458182b2d557a929a18cb8c70cd56b68..HEAD:/src/src/perl.c diff --git a/src/src/perl.c b/src/src/perl.c deleted file mode 100644 index 5f4f0d98d..000000000 --- a/src/src/perl.c +++ /dev/null @@ -1,197 +0,0 @@ -/************************************************* -* Exim - an Internet mail transport agent * -*************************************************/ - -/* Copyright (c) 1998 Malcolm Beattie */ - -/* Modified by PH to get rid of the "na" usage, March 1999. - Modified further by PH for general tidying for Exim 4. - Threaded Perl support added by Stefan Traby, Nov 2002 -*/ - - -/* This Perl add-on can be distributed under the same terms as Exim itself. */ -/* See the file NOTICE for conditions of use and distribution. */ - -#include -#include "exim.h" - -#define EXIM_TRUE TRUE -#undef TRUE - -#define EXIM_FALSE FALSE -#undef FALSE - -#define EXIM_DEBUG DEBUG -#undef DEBUG - -#include -#include -#include - -#ifndef ERRSV -#define ERRSV (GvSV(errgv)) -#endif - -/* Some people like very old perl versions, so avoid any build side-effects. */ - -#ifndef pTHX -# define pTHX -# define pTHX_ -#endif -#ifndef EXTERN_C -# define EXTERN_C extern -#endif - -EXTERN_C void boot_DynaLoader(pTHX_ CV *cv); - - -static PerlInterpreter *interp_perl = 0; - -XS(xs_expand_string) -{ - dXSARGS; - uschar *str; - STRLEN len; - - if (items != 1) - croak("Usage: Exim::expand_string(string)"); - - str = expand_string(US SvPV(ST(0), len)); - ST(0) = sv_newmortal(); - if (str != NULL) - sv_setpv(ST(0), CCS str); - else if (!expand_string_forcedfail) - croak("syntax error in Exim::expand_string argument: %s", - expand_string_message); -} - -XS(xs_debug_write) -{ - dXSARGS; - STRLEN len; - if (items != 1) - croak("Usage: Exim::debug_write(string)"); - debug_printf("%s", US SvPV(ST(0), len)); -} - -XS(xs_log_write) -{ - dXSARGS; - STRLEN len; - if (items != 1) - croak("Usage: Exim::log_write(string)"); - log_write(0, LOG_MAIN, "%s", US SvPV(ST(0), len)); -} - -static void xs_init(pTHX) -{ - char *file = __FILE__; - newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, file); - newXS("Exim::expand_string", xs_expand_string, file); - newXS("Exim::debug_write", xs_debug_write, file); - newXS("Exim::log_write", xs_log_write, file); -} - -uschar * -init_perl(uschar *startup_code) -{ - static int argc = 1; - static char *argv[4] = { "exim-perl" }; - SV *sv; - STRLEN len; - - if (opt_perl_taintmode) argv[argc++] = "-T"; - argv[argc++] = "/dev/null"; - argv[argc] = 0; - - assert(sizeof(argv)/sizeof(argv[0]) > argc); - - if (interp_perl) return 0; - interp_perl = perl_alloc(); - perl_construct(interp_perl); - perl_parse(interp_perl, xs_init, argc, argv, 0); - perl_run(interp_perl); - { - dSP; - - /*********************************************************************/ - /* These lines by PH added to make "warn" output go to the Exim log; I - hope this doesn't break anything. */ - - sv = newSVpv( - "$SIG{__WARN__} = sub { my($s) = $_[0];" - "$s =~ s/\\n$//;" - "Exim::log_write($s) };", 0); - PUSHMARK(SP); - perl_eval_sv(sv, G_SCALAR|G_DISCARD|G_KEEPERR); - SvREFCNT_dec(sv); - if (SvTRUE(ERRSV)) return US SvPV(ERRSV, len); - /*********************************************************************/ - - sv = newSVpv(CS startup_code, 0); - PUSHMARK(SP); - perl_eval_sv(sv, G_SCALAR|G_DISCARD|G_KEEPERR); - SvREFCNT_dec(sv); - if (SvTRUE(ERRSV)) return US SvPV(ERRSV, len); - - setlocale(LC_ALL, "C"); /* In case it got changed */ - return NULL; - } -} - -void -cleanup_perl(void) -{ - if (!interp_perl) - return; - perl_destruct(interp_perl); - perl_free(interp_perl); - interp_perl = 0; -} - -uschar * -call_perl_cat(uschar *yield, int *sizep, int *ptrp, uschar **errstrp, - uschar *name, uschar **arg) -{ - dSP; - SV *sv; - STRLEN len; - uschar *str; - int items; - - if (!interp_perl) - { - *errstrp = US"the Perl interpreter has not been started"; - return 0; - } - - ENTER; - SAVETMPS; - PUSHMARK(SP); - while (*arg != NULL) XPUSHs(newSVpv(CS (*arg++), 0)); - PUTBACK; - items = perl_call_pv(CS name, G_SCALAR|G_EVAL); - SPAGAIN; - sv = POPs; - PUTBACK; - if (SvTRUE(ERRSV)) - { - *errstrp = US SvPV(ERRSV, len); - return NULL; - } - if (!SvOK(sv)) - { - *errstrp = 0; - return NULL; - } - str = US SvPV(sv, len); - yield = string_catn(yield, sizep, ptrp, str, (int)len); - FREETMPS; - LEAVE; - - setlocale(LC_ALL, "C"); /* In case it got changed */ - return yield; -} - -/* End of perl.c */