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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 11:19:16 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 12:07:37 +0000 |
commit | b485aab7e71c1625cfc27e0f92c9509f42378458 (patch) | |
tree | ae9abe108601079d1679194de237c9a435ae5b55 /web/server/h2o/libh2o/deps/mruby/src/proc.c | |
parent | Adding upstream version 1.44.3. (diff) | |
download | netdata-b485aab7e71c1625cfc27e0f92c9509f42378458.tar.xz netdata-b485aab7e71c1625cfc27e0f92c9509f42378458.zip |
Adding upstream version 1.45.3+dfsg.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'web/server/h2o/libh2o/deps/mruby/src/proc.c')
-rw-r--r-- | web/server/h2o/libh2o/deps/mruby/src/proc.c | 294 |
1 files changed, 0 insertions, 294 deletions
diff --git a/web/server/h2o/libh2o/deps/mruby/src/proc.c b/web/server/h2o/libh2o/deps/mruby/src/proc.c deleted file mode 100644 index 10a2c4f33..000000000 --- a/web/server/h2o/libh2o/deps/mruby/src/proc.c +++ /dev/null @@ -1,294 +0,0 @@ -/* -** proc.c - Proc class -** -** See Copyright Notice in mruby.h -*/ - -#include <mruby.h> -#include <mruby/class.h> -#include <mruby/proc.h> -#include <mruby/opcode.h> - -static mrb_code call_iseq[] = { - MKOP_A(OP_CALL, 0), -}; - -struct RProc* -mrb_proc_new(mrb_state *mrb, mrb_irep *irep) -{ - struct RProc *p; - mrb_callinfo *ci = mrb->c->ci; - - p = (struct RProc*)mrb_obj_alloc(mrb, MRB_TT_PROC, mrb->proc_class); - p->target_class = 0; - if (ci) { - if (ci->proc) - p->target_class = ci->proc->target_class; - if (!p->target_class) - p->target_class = ci->target_class; - } - p->body.irep = irep; - p->env = 0; - mrb_irep_incref(mrb, irep); - - return p; -} - -static struct REnv* -env_new(mrb_state *mrb, int nlocals) -{ - struct REnv *e; - - e = (struct REnv*)mrb_obj_alloc(mrb, MRB_TT_ENV, (struct RClass*)mrb->c->ci->proc->env); - MRB_SET_ENV_STACK_LEN(e, nlocals); - e->cxt.c = mrb->c; - e->cioff = mrb->c->ci - mrb->c->cibase; - e->stack = mrb->c->stack; - - return e; -} - -static void -closure_setup(mrb_state *mrb, struct RProc *p, int nlocals) -{ - struct REnv *e; - - if (!mrb->c->ci->env) { - e = env_new(mrb, nlocals); - mrb->c->ci->env = e; - } - else { - e = mrb->c->ci->env; - } - p->env = e; - mrb_field_write_barrier(mrb, (struct RBasic *)p, (struct RBasic *)p->env); -} - -struct RProc* -mrb_closure_new(mrb_state *mrb, mrb_irep *irep) -{ - struct RProc *p = mrb_proc_new(mrb, irep); - - closure_setup(mrb, p, mrb->c->ci->proc->body.irep->nlocals); - return p; -} - -MRB_API struct RProc* -mrb_proc_new_cfunc(mrb_state *mrb, mrb_func_t func) -{ - struct RProc *p; - - p = (struct RProc*)mrb_obj_alloc(mrb, MRB_TT_PROC, mrb->proc_class); - p->body.func = func; - p->flags |= MRB_PROC_CFUNC; - p->env = 0; - - return p; -} - -MRB_API struct RProc* -mrb_proc_new_cfunc_with_env(mrb_state *mrb, mrb_func_t func, mrb_int argc, const mrb_value *argv) -{ - struct RProc *p = mrb_proc_new_cfunc(mrb, func); - struct REnv *e; - int i; - - p->env = e = env_new(mrb, argc); - mrb_field_write_barrier(mrb, (struct RBasic *)p, (struct RBasic *)p->env); - MRB_ENV_UNSHARE_STACK(e); - e->stack = (mrb_value*)mrb_malloc(mrb, sizeof(mrb_value) * argc); - if (argv) { - for (i = 0; i < argc; ++i) { - e->stack[i] = argv[i]; - } - } - else { - for (i = 0; i < argc; ++i) { - SET_NIL_VALUE(e->stack[i]); - } - } - return p; -} - -MRB_API struct RProc* -mrb_closure_new_cfunc(mrb_state *mrb, mrb_func_t func, int nlocals) -{ - return mrb_proc_new_cfunc_with_env(mrb, func, nlocals, NULL); -} - -MRB_API mrb_value -mrb_proc_cfunc_env_get(mrb_state *mrb, mrb_int idx) -{ - struct RProc *p = mrb->c->ci->proc; - struct REnv *e = p->env; - - if (!MRB_PROC_CFUNC_P(p)) { - mrb_raise(mrb, E_TYPE_ERROR, "Can't get cfunc env from non-cfunc proc."); - } - if (!e) { - mrb_raise(mrb, E_TYPE_ERROR, "Can't get cfunc env from cfunc Proc without REnv."); - } - if (idx < 0 || MRB_ENV_STACK_LEN(e) <= idx) { - mrb_raisef(mrb, E_INDEX_ERROR, "Env index out of range: %S (expected: 0 <= index < %S)", - mrb_fixnum_value(idx), mrb_fixnum_value(MRB_ENV_STACK_LEN(e))); - } - - return e->stack[idx]; -} - -void -mrb_proc_copy(struct RProc *a, struct RProc *b) -{ - if (a->body.irep) { - /* already initialized proc */ - return; - } - a->flags = b->flags; - a->body = b->body; - if (!MRB_PROC_CFUNC_P(a) && a->body.irep) { - a->body.irep->refcnt++; - } - a->target_class = b->target_class; - a->env = b->env; -} - -static mrb_value -mrb_proc_s_new(mrb_state *mrb, mrb_value proc_class) -{ - mrb_value blk; - mrb_value proc; - struct RProc *p; - - mrb_get_args(mrb, "&", &blk); - if (mrb_nil_p(blk)) { - /* Calling Proc.new without a block is not implemented yet */ - mrb_raise(mrb, E_ARGUMENT_ERROR, "tried to create Proc object without a block"); - } - p = (struct RProc *)mrb_obj_alloc(mrb, MRB_TT_PROC, mrb_class_ptr(proc_class)); - mrb_proc_copy(p, mrb_proc_ptr(blk)); - proc = mrb_obj_value(p); - mrb_funcall_with_block(mrb, proc, mrb_intern_lit(mrb, "initialize"), 0, NULL, proc); - if (!MRB_PROC_STRICT_P(p) && - mrb->c->ci > mrb->c->cibase && p->env == mrb->c->ci[-1].env) { - p->flags |= MRB_PROC_ORPHAN; - } - return proc; -} - -static mrb_value -mrb_proc_init_copy(mrb_state *mrb, mrb_value self) -{ - mrb_value proc; - - mrb_get_args(mrb, "o", &proc); - if (mrb_type(proc) != MRB_TT_PROC) { - mrb_raise(mrb, E_ARGUMENT_ERROR, "not a proc"); - } - mrb_proc_copy(mrb_proc_ptr(self), mrb_proc_ptr(proc)); - return self; -} - -int -mrb_proc_cfunc_p(struct RProc *p) -{ - return MRB_PROC_CFUNC_P(p); -} - -mrb_value -mrb_proc_call_cfunc(mrb_state *mrb, struct RProc *p, mrb_value self) -{ - return (p->body.func)(mrb, self); -} - -/* 15.2.17.4.2 */ -static mrb_value -mrb_proc_arity(mrb_state *mrb, mrb_value self) -{ - struct RProc *p = mrb_proc_ptr(self); - struct mrb_irep *irep; - mrb_code *iseq; - mrb_aspec aspec; - int ma, op, ra, pa, arity; - - if (MRB_PROC_CFUNC_P(p)) { - /* TODO cfunc aspec not implemented yet */ - return mrb_fixnum_value(-1); - } - - irep = p->body.irep; - if (!irep) { - return mrb_fixnum_value(0); - } - - iseq = irep->iseq; - /* arity is depend on OP_ENTER */ - if (GET_OPCODE(*iseq) != OP_ENTER) { - return mrb_fixnum_value(0); - } - - aspec = GETARG_Ax(*iseq); - ma = MRB_ASPEC_REQ(aspec); - op = MRB_ASPEC_OPT(aspec); - ra = MRB_ASPEC_REST(aspec); - pa = MRB_ASPEC_POST(aspec); - arity = ra || (MRB_PROC_STRICT_P(p) && op) ? -(ma + pa + 1) : ma + pa; - - return mrb_fixnum_value(arity); -} - -/* 15.3.1.2.6 */ -/* 15.3.1.3.27 */ -/* - * call-seq: - * lambda { |...| block } -> a_proc - * - * Equivalent to <code>Proc.new</code>, except the resulting Proc objects - * check the number of parameters passed when called. - */ -static mrb_value -proc_lambda(mrb_state *mrb, mrb_value self) -{ - mrb_value blk; - struct RProc *p; - - mrb_get_args(mrb, "&", &blk); - if (mrb_nil_p(blk)) { - mrb_raise(mrb, E_ARGUMENT_ERROR, "tried to create Proc object without a block"); - } - if (mrb_type(blk) != MRB_TT_PROC) { - mrb_raise(mrb, E_ARGUMENT_ERROR, "not a proc"); - } - p = mrb_proc_ptr(blk); - if (!MRB_PROC_STRICT_P(p)) { - struct RProc *p2 = (struct RProc*)mrb_obj_alloc(mrb, MRB_TT_PROC, p->c); - mrb_proc_copy(p2, p); - p2->flags |= MRB_PROC_STRICT; - return mrb_obj_value(p2); - } - return blk; -} - -void -mrb_init_proc(mrb_state *mrb) -{ - struct RProc *m; - mrb_irep *call_irep = (mrb_irep *)mrb_malloc(mrb, sizeof(mrb_irep)); - static const mrb_irep mrb_irep_zero = { 0 }; - - *call_irep = mrb_irep_zero; - call_irep->flags = MRB_ISEQ_NO_FREE; - call_irep->iseq = call_iseq; - call_irep->ilen = 1; - call_irep->nregs = 2; /* receiver and block */ - - mrb_define_class_method(mrb, mrb->proc_class, "new", mrb_proc_s_new, MRB_ARGS_ANY()); - mrb_define_method(mrb, mrb->proc_class, "initialize_copy", mrb_proc_init_copy, MRB_ARGS_REQ(1)); - mrb_define_method(mrb, mrb->proc_class, "arity", mrb_proc_arity, MRB_ARGS_NONE()); - - m = mrb_proc_new(mrb, call_irep); - mrb_define_method_raw(mrb, mrb->proc_class, mrb_intern_lit(mrb, "call"), m); - mrb_define_method_raw(mrb, mrb->proc_class, mrb_intern_lit(mrb, "[]"), m); - - mrb_define_class_method(mrb, mrb->kernel_module, "lambda", proc_lambda, MRB_ARGS_NONE()); /* 15.3.1.2.6 */ - mrb_define_method(mrb, mrb->kernel_module, "lambda", proc_lambda, MRB_ARGS_NONE()); /* 15.3.1.3.27 */ -} |