зеркало из https://github.com/github/ruby.git
149 строки
3.7 KiB
C
149 строки
3.7 KiB
C
/**********************************************************************
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debug.c -
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$Author$
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$Date$
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created at: 04/08/25 02:31:54 JST
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Copyright (C) 2004-2007 Koichi Sasada
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**********************************************************************/
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#include "ruby/ruby.h"
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#include "ruby/encoding.h"
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#include "debug.h"
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#include "vm_core.h"
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/* for gdb */
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static const union {
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enum ruby_special_consts special_consts;
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enum ruby_value_type value_type;
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enum node_type node_type;
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enum {
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RUBY_ENCODING_SHIFT = ENCODING_SHIFT,
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RUBY_FL_MARK = FL_MARK,
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RUBY_FL_RESERVED = FL_RESERVED,
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RUBY_FL_FINALIZE = FL_FINALIZE,
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RUBY_FL_TAINT = FL_TAINT,
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RUBY_FL_EXIVAR = FL_EXIVAR,
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RUBY_FL_FREEZE = FL_FREEZE,
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RUBY_FL_SINGLETON = FL_SINGLETON,
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RUBY_FL_USER0 = FL_USER0,
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RUBY_FL_USER1 = FL_USER1,
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RUBY_FL_USER2 = FL_USER2,
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RUBY_FL_USER3 = FL_USER3,
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RUBY_FL_USER4 = FL_USER4,
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RUBY_FL_USER5 = FL_USER5,
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RUBY_FL_USER6 = FL_USER6,
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RUBY_FL_USER7 = FL_USER7,
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RUBY_FL_USER8 = FL_USER8,
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RUBY_FL_USER9 = FL_USER9,
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RUBY_FL_USER10 = FL_USER10,
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RUBY_FL_USER11 = FL_USER11,
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RUBY_FL_USER12 = FL_USER12,
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RUBY_FL_USER13 = FL_USER13,
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RUBY_FL_USER14 = FL_USER14,
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RUBY_FL_USER15 = FL_USER15,
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RUBY_FL_USER16 = FL_USER16,
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RUBY_FL_USER17 = FL_USER17,
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RUBY_FL_USER18 = FL_USER18,
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RUBY_FL_USER19 = FL_USER19,
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RUBY_FL_USHIFT = FL_USHIFT,
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RUBY_NODE_NEWLINE = NODE_NEWLINE,
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RUBY_NODE_TYPESHIFT = NODE_TYPESHIFT,
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RUBY_NODE_TYPEMASK = NODE_TYPEMASK,
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RUBY_NODE_LSHIFT = NODE_LSHIFT,
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RUBY_NODE_LMASK = NODE_LMASK,
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} various;
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} dummy_gdb_enums;
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const VALUE RUBY_FL_USER20 = FL_USER20;
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void
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ruby_debug_print_indent(int level, int debug_level, int indent_level)
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{
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if (level < debug_level) {
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int i;
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for (i = 0; i < indent_level; i++) {
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fprintf(stderr, " ");
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}
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fflush(stderr);
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}
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}
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VALUE
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ruby_debug_print_value(int level, int debug_level, const char *header, VALUE obj)
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{
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if (level < debug_level) {
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VALUE str;
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str = rb_inspect(obj);
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fprintf(stderr, "DBG> %s: %s\n", header,
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obj == -1 ? "" : StringValueCStr(str));
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fflush(stderr);
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}
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return obj;
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}
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void
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ruby_debug_print_v(VALUE v)
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{
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ruby_debug_print_value(0, 1, "", v);
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}
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ID
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ruby_debug_print_id(int level, int debug_level, const char *header, ID id)
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{
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if (level < debug_level) {
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fprintf(stderr, "DBG> %s: %s\n", header, rb_id2name(id));
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fflush(stderr);
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}
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return id;
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}
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NODE *
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ruby_debug_print_node(int level, int debug_level, const char *header, const NODE *node)
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{
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if (level < debug_level) {
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fprintf(stderr, "DBG> %s: %s (%lu)\n", header,
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ruby_node_name(nd_type(node)), nd_line(node));
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}
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return (NODE *)node;
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}
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void
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ruby_debug_breakpoint(void)
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{
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/* */
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}
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#ifdef RUBY_DEBUG_ENV
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#include <ctype.h>
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void
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ruby_set_debug_option(const char *str)
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{
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const char *end;
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int len;
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if (!str) return;
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for (; *str; str = end) {
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while (ISSPACE(*str) || *str == ',') str++;
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if (!*str) break;
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end = str;
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while (*end && !ISSPACE(*end) && *end != ',') end++;
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len = end - str;
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#define SET_WHEN(name, var) \
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if (len == sizeof(name) - 1 && \
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strncmp(str, name, len) == 0) { \
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extern int ruby_##var; \
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ruby_##var = 1; \
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continue; \
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}
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SET_WHEN("gc_stress", gc_stress);
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SET_WHEN("core", enable_coredump);
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fprintf(stderr, "unexpected debug option: %.*s\n", len, str);
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}
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}
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#endif
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