#include #include /* we'll do this until 5.004 final */ #include "patchlevel.h" #if (PATCHLEVEL < 4) && (SUBVERSION < 98) #include "perl_eval_pv.c" #endif static PerlInterpreter *my_perl; main (int argc, char **argv, char **env) { char *embedding[] = { "", "-e", "0" }; my_perl = perl_alloc(); perl_construct( my_perl ); perl_parse(my_perl, NULL, 3, embedding, NULL); perl_run(my_perl); /** Treat $a as an integer **/ perl_eval_pv("$a = 3; $a **= 2", TRUE); printf("a = %d\n", SvIV(perl_get_sv("a", FALSE))); /** Treat $a as a float **/ perl_eval_pv("$a = 3.14; $a **= 2", TRUE); printf("a = %f\n", SvNV(perl_get_sv("a", FALSE))); /** Treat $a as a string **/ perl_eval_pv("$a = 'rekcaH lreP rehtonA tsuJ'; $a = reverse($a);", TRUE); printf("a = %s\n", SvPV(perl_get_sv("a", FALSE), na)); perl_destruct(my_perl); perl_free(my_perl); }