Definition scope: update
[babeltrace.git] / formats / ctf / metadata / ctf-visitor-generate-io-struct.c
index 3ba0a7fed1b9f5f28b619ee6f2b453851c1b5c42..f54a276a486305a001aa1eae9038a69e9c0c0826 100644 (file)
@@ -25,6 +25,7 @@
 #include <inttypes.h>
 #include <errno.h>
 #include <babeltrace/list.h>
+#include <uuid/uuid.h>
 #include "ctf-scanner.h"
 #include "ctf-parser.h"
 #include "ctf-ast.h"
@@ -72,7 +73,10 @@ int ctf_visitor_print_type_specifier(FILE *fd, int depth, struct ctf_node *node)
                fprintf(fd, "bool");
                break;
        case TYPESPEC_COMPLEX:
-               fprintf(fd, "complex");
+               fprintf(fd, "_Complex");
+               break;
+       case TYPESPEC_IMAGINARY:
+               fprintf(fd, "_Imaginary");
                break;
        case TYPESPEC_CONST:
                fprintf(fd, "const");
@@ -175,24 +179,76 @@ int ctf_visitor_print_type_declarator(FILE *fd, int depth, struct ctf_node *node
 }
 
 /*
- * String returned must be freed by the caller.
+ * String returned must be freed by the caller using g_free.
  */
 static
 char *concatenate_unary_strings(struct list_head *head)
 {
-
+       struct ctf_node *node;
+       GString *str;
+       int i = 0;
+
+       str = g_string_new();
+       cds_list_for_each_entry(node, head, siblings) {
+               char *src_string;
+
+               assert(node->type == NODE_UNARY_EXPRESSION);
+               assert(node->u.unary_expression.type == UNARY_STRING);
+               assert((node->u.unary_expression.link == UNARY_LINK_UNKNOWN)
+                       ^ (i != 0))
+               switch (node->u.unary_expression.link) {
+               case UNARY_DOTLINK:
+                       g_string_append(str, ".")
+                       break;
+               case UNARY_ARROWLINK:
+                       g_string_append(str, "->")
+                       break;
+               case UNARY_DOTDOTDOT:
+                       g_string_append(str, "...")
+                       break;
+               }
+               src_string = u.unary_expression.u.string;
+               g_string_append(str, src_string);
+               i++;
+       }
+       return g_string_free(str, FALSE);
 }
 
 static
 int get_unary_unsigned(struct list_head *head, uint64_t *value)
 {
-
+       struct ctf_node *node;
+       int i = 0;
+
+       cds_list_for_each_entry(node, head, siblings) {
+               assert(node->type == NODE_UNARY_EXPRESSION);
+               assert(node->u.unary_expression.type == UNARY_UNSIGNED_CONSTANT);
+               assert(node->u.unary_expression.link == UNARY_LINK_UNKNOWN);
+               assert(i == 0);
+               *value = node->u.unary_expression.unsigned_constant
+               i++;
+       }
+       return 0;
 }
 
 static
 int get_unary_uuid(struct list_head *head, uuid_t *uuid)
 {
-
+       struct ctf_node *node;
+       int i = 0;
+       int ret = -1;
+
+       cds_list_for_each_entry(node, head, siblings) {
+               const char *src_string;
+
+               assert(node->type == NODE_UNARY_EXPRESSION);
+               assert(node->u.unary_expression.type == UNARY_STRING);
+               assert(node->u.unary_expression.link == UNARY_LINK_UNKNOWN);
+               assert(i == 0);
+               src_string = u.unary_expression.u.string;
+               ret = uuid_parse(u.unary_expression.u.string, *uuid);
+       }
+       return ret;
 }
 
 static
@@ -357,7 +413,7 @@ int ctf_event_declaration_visit(FILE *fd, int depth, struct ctf_node *node, stru
                                return -EINVAL;
                        }
                        event->name = g_quark_from_string(right);
-                       free(right);
+                       g_free(right);
                        CTF_EVENT_SET_FIELD(event, name);
                } else if (!strcmp(left, "id")) {
                        if (CTF_EVENT_FIELD_IS_SET(event, id))
@@ -381,11 +437,6 @@ int ctf_event_declaration_visit(FILE *fd, int depth, struct ctf_node *node, stru
                                fprintf(stderr, "[error] %s: stream id %" PRIu64 " cannot be found\n", __func__, event->stream_id);
                                return -EINVAL;
                        }
-                       event->definition_scope = new_definition_scope(stream->definition_scope);
-                       if (!event->definition_scope) {
-                               fprintf(stderr, "[error] %s: Error allocating declaration scope\n", __func__);
-                               return -EPERM;
-                       }
                        CTF_EVENT_SET_FIELD(event, stream_id);
                } else if (!strcmp(left, "context")) {
                        struct declaration *declaration;
@@ -399,8 +450,7 @@ int ctf_event_declaration_visit(FILE *fd, int depth, struct ctf_node *node, stru
                                return -EPERM;
                        if (declaration->type->id != CTF_TYPE_STRUCT)
                                return -EPERM;
-                       /* TODO: definition */
-                       event->context = container_of(declaration, struct declaration_struct, p);
+                       event->context_decl = container_of(declaration, struct declaration_struct, p);
                } else if (!strcmp(left, "fields")) {
                        struct declaration *declaration;
 
@@ -413,10 +463,9 @@ int ctf_event_declaration_visit(FILE *fd, int depth, struct ctf_node *node, stru
                                return -EPERM;
                        if (declaration->type->id != CTF_TYPE_STRUCT)
                                return -EPERM;
-                       /* TODO: definition */
-                       event->fields = container_of(declaration, struct declaration_struct, p);
+                       event->fields_decl = container_of(declaration, struct declaration_struct, p);
                }
-               free(left);
+               g_free(left);
                break;
        }
        default:
@@ -434,6 +483,7 @@ int ctf_event_visit(FILE *fd, int depth, struct ctf_node *node,
        int ret = 0;
        struct ctf_node *iter;
        struct ctf_event *event;
+       struct definition_scope *parent_def_scope;
 
        event = g_new0(struct ctf_event, 1);
        event->declaration_scope = new_declaration_scope(parent_declaration_scope);
@@ -460,11 +510,30 @@ int ctf_event_visit(FILE *fd, int depth, struct ctf_node *node,
        g_hash_table_insert(event->stream->event_quark_to_id,
                            (gpointer)(unsigned long) event->name,
                            &event->id);
+       parent_def_scope = stream->definition_scope;
+       if (event->context_decl) {
+               event->context =
+                       event->context_decl->definition_new(event->context_decl,
+                               parent_def_scope, 0, 0);
+               set_dynamic_definition_scope(event->context->scope,
+                                            g_quark_from_string("event.context"));
+               parent_def_scope = event->context->scope;
+               declaration_unref(event->context_decl);
+       }
+       if (event->fields_decl) {
+               event->fields =
+                       event->fields_decl->definition_new(event->fields_decl,
+                               parent_def_scope, 0, 0);
+               set_dynamic_definition_scope(event->fields->scope,
+                                            g_quark_from_string("event.fields"));
+               parent_def_scope = event->fields->scope;
+               declaration_unref(event->fields_decl);
+       }
        return 0;
 
 error:
-       declaration_unref(event->fields);
-       declaration_unref(event->context);
+       declaration_unref(event->fields_decl);
+       declaration_unref(event->context_decl);
        free_definition_scope(event->definition_scope);
        free_declaration_scope(event->declaration_scope);
        g_free(event);
@@ -507,7 +576,7 @@ int ctf_stream_declaration_visit(FILE *fd, int depth, struct ctf_node *node, str
                                return -EINVAL;
                        }
                        CTF_EVENT_SET_FIELD(event, stream_id);
-               } else if (!strcmp(left, "event_header")) {
+               } else if (!strcmp(left, "event.header")) {
                        struct declaration *declaration;
 
                        declaration = ctf_declaration_specifier_visit(fd, depth,
@@ -517,9 +586,8 @@ int ctf_stream_declaration_visit(FILE *fd, int depth, struct ctf_node *node, str
                                return -EPERM;
                        if (declaration->type->id != CTF_TYPE_STRUCT)
                                return -EPERM;
-                       /* TODO: definition */
-                       stream->event_header = container_of(declaration, struct declaration_struct, p);
-               } else if (!strcmp(left, "event_context")) {
+                       stream->event_header_decl = container_of(declaration, struct declaration_struct, p);
+               } else if (!strcmp(left, "event.context")) {
                        struct declaration *declaration;
 
                        declaration = ctf_declaration_specifier_visit(fd, depth,
@@ -529,9 +597,8 @@ int ctf_stream_declaration_visit(FILE *fd, int depth, struct ctf_node *node, str
                                return -EPERM;
                        if (declaration->type->id != CTF_TYPE_STRUCT)
                                return -EPERM;
-                       /* TODO: definition */
-                       stream->event_context = container_of(declaration, struct declaration_struct, p);
-               } else if (!strcmp(left, "packet_context")) {
+                       stream->event_context_decl = container_of(declaration, struct declaration_struct, p);
+               } else if (!strcmp(left, "packet.context")) {
                        struct declaration *declaration;
 
                        declaration = ctf_declaration_specifier_visit(fd, depth,
@@ -541,10 +608,9 @@ int ctf_stream_declaration_visit(FILE *fd, int depth, struct ctf_node *node, str
                                return -EPERM;
                        if (declaration->type->id != CTF_TYPE_STRUCT)
                                return -EPERM;
-                       /* TODO: definition */
-                       stream->packet_context = container_of(declaration, struct declaration_struct, p);
+                       stream->packet_context_decl = container_of(declaration, struct declaration_struct, p);
                }
-               free(left);
+               g_free(left);
                break;
        }
        default:
@@ -562,10 +628,10 @@ int ctf_stream_visit(FILE *fd, int depth, struct ctf_node *node,
        int ret = 0;
        struct ctf_node *iter;
        struct ctf_stream *stream;
+       struct definition_scope *parent_def_scope;
 
        stream = g_new0(struct ctf_stream, 1);
        stream->declaration_scope = new_declaration_scope(parent_declaration_scope);
-       stream->definition_scope = new_definition_scope(trace->definition_scope);
        stream->events_by_id = g_ptr_array_new();
        stream->event_quark_to_id = g_hash_table_new(g_int_hash, g_int_equal);
        cds_list_for_each_entry(iter, &node->u.stream.declaration_list, siblings) {
@@ -580,6 +646,37 @@ int ctf_stream_visit(FILE *fd, int depth, struct ctf_node *node,
        if (trace->streams->len <= stream->stream_id)
                g_ptr_array_set_size(trace->streams, stream->stream_id + 1);
        g_ptr_array_index(trace->streams, stream->stream_id) = stream;
+
+       parent_def_scope = NULL;
+       if (stream->packet_context_decl) {
+               stream->packet_context =
+                       stream->packet_context_decl->definition_new(stream->packet_context_decl,
+                               parent_def_scope, 0, 0);
+               set_dynamic_definition_scope(stream->packet_context->scope,
+                                            g_quark_from_string("stream.packet.context"));
+               parent_def_scope = stream->packet_context->scope;
+               declaration_unref(stream->packet_context_decl);
+       }
+       if (stream->event_header_decl) {
+               stream->event_header =
+                       stream->event_header_decl->definition_new(stream->event_header_decl,
+                               parent_def_scope, 0, 0);
+               set_dynamic_definition_scope(stream->event_header->scope,
+                                            g_quark_from_string("stream.event.header"));
+               parent_def_scope = stream->event_header->scope;
+               declaration_unref(stream->event_header_decl);
+       }
+       if (stream->event_context_decl) {
+               stream->event_context =
+                       stream->event_context_decl->definition_new(stream->event_context_decl,
+                               parent_def_scope, 0, 0);
+               set_dynamic_definition_scope(stream->event_context_scope,
+                                            g_quark_from_string("stream.event.context"));
+               parent_def_scope = stream->event_context->scope;
+               declaration_unref(stream->event_context_decl);
+       }
+       stream->definition_scope = parent_def_scope;
+
        return 0;
 
 error:
@@ -657,7 +754,7 @@ int ctf_trace_declaration_visit(FILE *fd, int depth, struct ctf_node *node, stru
                        }
                        CTF_EVENT_SET_FIELD(trace, uuid);
                }
-               free(left);
+               g_free(left);
                break;
        }
        default:
@@ -678,7 +775,7 @@ int ctf_trace_visit(FILE *fd, int depth, struct ctf_node *node, struct ctf_trace
        if (trace->declaration_scope)
                return -EEXIST;
        trace->declaration_scope = new_declaration_scope(trace->root_declaration_scope);
-       trace->definition_scope = new_definition_scope(trace->root_definition_scope);
+       trace->definition_scope = new_dynamic_definition_scope(trace->root_definition_scope);
        trace->streams = g_ptr_array_new();
        cds_list_for_each_entry(iter, &node->u.trace.declaration_list, siblings) {
                ret = ctf_trace_declaration_visit(fd, depth + 1, iter, trace);
@@ -747,13 +844,13 @@ int _ctf_visitor(FILE *fd, int depth, struct ctf_node *node, struct ctf_trace *t
                }
                cds_list_for_each_entry(iter, &node->u.root.stream, siblings) {
                        ret = ctf_stream_visit(fd, depth + 1, iter,
-                                              trace->declaration_scope, trace);
+                                              trace->root_declaration_scope, trace);
                        if (ret)
                                return ret;
                }
                cds_list_for_each_entry(iter, &node->u.root.event, siblings) {
                        ret = ctf_event_visit(fd, depth + 1, iter,
-                                             trace->declaration_scope, trace);
+                                             trace->root_declaration_scope, trace);
                        if (ret)
                                return ret;
                }
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