1176 lines
27 KiB
C
1176 lines
27 KiB
C
/* Output generating routines for GDB.
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Copyright (C) 1999, 2000, 2001, 2002, 2004, 2005, 2007, 2008, 2009, 2010,
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2011 Free Software Foundation, Inc.
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Contributed by Cygnus Solutions.
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Written by Fernando Nasser for Cygnus.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "gdb_string.h"
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#include "expression.h" /* For language.h */
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#include "language.h"
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#include "ui-out.h"
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#include "gdb_assert.h"
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/* table header structures */
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struct ui_out_hdr
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{
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int colno;
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int width;
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int alignment;
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char *col_name;
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char *colhdr;
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struct ui_out_hdr *next;
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};
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/* Maintain a stack so that the info applicable to the inner most list
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is always available. Stack/nested level 0 is reserved for the
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top-level result. */
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enum { MAX_UI_OUT_LEVELS = 8 };
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struct ui_out_level
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{
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/* Count each field; the first element is for non-list fields. */
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int field_count;
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/* The type of this level. */
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enum ui_out_type type;
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};
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/* Tables are special. Maintain a separate structure that tracks
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their state. At present an output can only contain a single table
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but that restriction might eventually be lifted. */
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struct ui_out_table
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{
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/* If on, a table is being generated. */
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int flag;
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/* If on, the body of a table is being generated. If off, the table
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header is being generated. */
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int body_flag;
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/* The level at which each entry of the table is to be found. A row
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(a tuple) is made up of entries. Consequently ENTRY_LEVEL is one
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above that of the table. */
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int entry_level;
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/* Number of table columns (as specified in the table_begin call). */
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int columns;
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/* String identifying the table (as specified in the table_begin
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call). */
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char *id;
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/* Points to the first table header (if any). */
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struct ui_out_hdr *header_first;
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/* Points to the last table header (if any). */
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struct ui_out_hdr *header_last;
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/* Points to header of NEXT column to format. */
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struct ui_out_hdr *header_next;
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};
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/* The ui_out structure */
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/* Any change here requires a corresponding one in the initialization
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of the default uiout, which is statically initialized. */
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struct ui_out
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{
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int flags;
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/* Specific implementation of ui-out. */
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struct ui_out_impl *impl;
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void *data;
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/* Sub structure tracking the ui-out depth. */
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int level;
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struct ui_out_level levels[MAX_UI_OUT_LEVELS];
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/* A table, if any. At present only a single table is supported. */
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struct ui_out_table table;
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};
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/* The current (inner most) level. */
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static struct ui_out_level *
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current_level (struct ui_out *uiout)
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{
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return &uiout->levels[uiout->level];
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}
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/* Create a new level, of TYPE. Return the new level's index. */
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static int
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push_level (struct ui_out *uiout,
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enum ui_out_type type,
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const char *id)
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{
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struct ui_out_level *current;
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/* We had better not overflow the buffer. */
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uiout->level++;
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gdb_assert (uiout->level >= 0 && uiout->level < MAX_UI_OUT_LEVELS);
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current = current_level (uiout);
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current->field_count = 0;
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current->type = type;
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return uiout->level;
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}
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/* Discard the current level, return the discarded level's index.
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TYPE is the type of the level being discarded. */
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static int
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pop_level (struct ui_out *uiout,
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enum ui_out_type type)
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{
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/* We had better not underflow the buffer. */
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gdb_assert (uiout->level > 0 && uiout->level < MAX_UI_OUT_LEVELS);
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gdb_assert (current_level (uiout)->type == type);
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uiout->level--;
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return uiout->level + 1;
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}
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/* These are the default implementation functions. */
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static void default_table_begin (struct ui_out *uiout, int nbrofcols,
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int nr_rows, const char *tblid);
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static void default_table_body (struct ui_out *uiout);
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static void default_table_end (struct ui_out *uiout);
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static void default_table_header (struct ui_out *uiout, int width,
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enum ui_align alig, const char *col_name,
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const char *colhdr);
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static void default_begin (struct ui_out *uiout,
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enum ui_out_type type,
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int level, const char *id);
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static void default_end (struct ui_out *uiout,
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enum ui_out_type type,
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int level);
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static void default_field_int (struct ui_out *uiout, int fldno, int width,
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enum ui_align alig,
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const char *fldname,
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int value);
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static void default_field_skip (struct ui_out *uiout, int fldno, int width,
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enum ui_align alig,
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const char *fldname);
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static void default_field_string (struct ui_out *uiout, int fldno, int width,
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enum ui_align align,
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const char *fldname,
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const char *string);
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static void default_field_fmt (struct ui_out *uiout, int fldno,
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int width, enum ui_align align,
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const char *fldname,
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const char *format,
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va_list args) ATTRIBUTE_PRINTF (6, 0);
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static void default_spaces (struct ui_out *uiout, int numspaces);
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static void default_text (struct ui_out *uiout, const char *string);
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static void default_message (struct ui_out *uiout, int verbosity,
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const char *format,
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va_list args) ATTRIBUTE_PRINTF (3, 0);
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static void default_wrap_hint (struct ui_out *uiout, char *identstring);
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static void default_flush (struct ui_out *uiout);
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/* This is the default ui-out implementation functions vector. */
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struct ui_out_impl default_ui_out_impl =
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{
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default_table_begin,
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default_table_body,
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default_table_end,
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default_table_header,
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default_begin,
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default_end,
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default_field_int,
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default_field_skip,
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default_field_string,
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default_field_fmt,
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default_spaces,
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default_text,
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default_message,
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default_wrap_hint,
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default_flush,
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NULL,
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0, /* Does not need MI hacks. */
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};
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/* The default ui_out */
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struct ui_out def_uiout =
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{
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0, /* flags */
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&default_ui_out_impl, /* impl */
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};
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/* Pointer to current ui_out */
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/* FIXME: This should not be a global, but something passed down from main.c
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or top.c. */
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struct ui_out *uiout = &def_uiout;
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/* These are the interfaces to implementation functions. */
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static void uo_table_begin (struct ui_out *uiout, int nbrofcols,
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int nr_rows, const char *tblid);
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static void uo_table_body (struct ui_out *uiout);
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static void uo_table_end (struct ui_out *uiout);
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static void uo_table_header (struct ui_out *uiout, int width,
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enum ui_align align, const char *col_name,
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const char *colhdr);
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static void uo_begin (struct ui_out *uiout,
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enum ui_out_type type,
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int level, const char *id);
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static void uo_end (struct ui_out *uiout,
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enum ui_out_type type,
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int level);
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static void uo_field_int (struct ui_out *uiout, int fldno, int width,
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enum ui_align align, const char *fldname, int value);
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static void uo_field_skip (struct ui_out *uiout, int fldno, int width,
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enum ui_align align, const char *fldname);
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static void uo_field_fmt (struct ui_out *uiout, int fldno, int width,
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enum ui_align align, const char *fldname,
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const char *format, va_list args)
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ATTRIBUTE_PRINTF (6, 0);
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static void uo_spaces (struct ui_out *uiout, int numspaces);
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static void uo_text (struct ui_out *uiout, const char *string);
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static void uo_message (struct ui_out *uiout, int verbosity,
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const char *format, va_list args)
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ATTRIBUTE_PRINTF (3, 0);
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static void uo_wrap_hint (struct ui_out *uiout, char *identstring);
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static void uo_flush (struct ui_out *uiout);
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static int uo_redirect (struct ui_out *uiout, struct ui_file *outstream);
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/* Prototypes for local functions */
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extern void _initialize_ui_out (void);
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static void append_header_to_list (struct ui_out *uiout, int width,
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int alignment, const char *col_name,
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const char *colhdr);
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static int get_next_header (struct ui_out *uiout, int *colno, int *width,
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int *alignment, char **colhdr);
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static void clear_header_list (struct ui_out *uiout);
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static void verify_field (struct ui_out *uiout, int *fldno, int *width,
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int *align);
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/* exported functions (ui_out API) */
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/* Mark beginning of a table. */
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static void
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ui_out_table_begin (struct ui_out *uiout, int nbrofcols,
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int nr_rows,
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const char *tblid)
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{
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if (uiout->table.flag)
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internal_error (__FILE__, __LINE__,
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_("tables cannot be nested; table_begin found before \
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previous table_end."));
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uiout->table.flag = 1;
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uiout->table.body_flag = 0;
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uiout->table.entry_level = uiout->level + 1;
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uiout->table.columns = nbrofcols;
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if (tblid != NULL)
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uiout->table.id = xstrdup (tblid);
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else
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uiout->table.id = NULL;
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clear_header_list (uiout);
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uo_table_begin (uiout, nbrofcols, nr_rows, uiout->table.id);
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}
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void
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ui_out_table_body (struct ui_out *uiout)
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{
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if (!uiout->table.flag)
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internal_error (__FILE__, __LINE__,
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_("table_body outside a table is not valid; it must be \
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after a table_begin and before a table_end."));
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if (uiout->table.body_flag)
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internal_error (__FILE__, __LINE__,
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_("extra table_body call not allowed; there must be \
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only one table_body after a table_begin and before a table_end."));
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if (uiout->table.header_next->colno != uiout->table.columns)
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internal_error (__FILE__, __LINE__,
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_("number of headers differ from number of table \
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columns."));
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uiout->table.body_flag = 1;
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uiout->table.header_next = uiout->table.header_first;
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uo_table_body (uiout);
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}
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static void
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ui_out_table_end (struct ui_out *uiout)
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{
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if (!uiout->table.flag)
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internal_error (__FILE__, __LINE__,
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_("misplaced table_end or missing table_begin."));
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uiout->table.entry_level = 0;
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uiout->table.body_flag = 0;
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uiout->table.flag = 0;
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uo_table_end (uiout);
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if (uiout->table.id)
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xfree (uiout->table.id);
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clear_header_list (uiout);
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}
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void
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ui_out_table_header (struct ui_out *uiout, int width, enum ui_align alignment,
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const char *col_name,
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const char *colhdr)
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{
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if (!uiout->table.flag || uiout->table.body_flag)
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internal_error (__FILE__, __LINE__,
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_("table header must be specified after table_begin \
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and before table_body."));
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append_header_to_list (uiout, width, alignment, col_name, colhdr);
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uo_table_header (uiout, width, alignment, col_name, colhdr);
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}
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static void
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do_cleanup_table_end (void *data)
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{
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struct ui_out *ui_out = data;
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ui_out_table_end (ui_out);
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}
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struct cleanup *
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make_cleanup_ui_out_table_begin_end (struct ui_out *ui_out, int nr_cols,
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int nr_rows, const char *tblid)
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{
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ui_out_table_begin (ui_out, nr_cols, nr_rows, tblid);
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return make_cleanup (do_cleanup_table_end, ui_out);
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}
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void
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ui_out_begin (struct ui_out *uiout,
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enum ui_out_type type,
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const char *id)
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{
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int new_level;
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if (uiout->table.flag && !uiout->table.body_flag)
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internal_error (__FILE__, __LINE__,
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_("table header or table_body expected; lists must be \
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specified after table_body."));
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/* Be careful to verify the ``field'' before the new tuple/list is
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pushed onto the stack. That way the containing list/table/row is
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verified and not the newly created tuple/list. This verification
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is needed (at least) for the case where a table row entry
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contains either a tuple/list. For that case bookkeeping such as
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updating the column count or advancing to the next heading still
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needs to be performed. */
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{
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int fldno;
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int width;
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int align;
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verify_field (uiout, &fldno, &width, &align);
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}
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new_level = push_level (uiout, type, id);
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/* If the push puts us at the same level as a table row entry, we've
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got a new table row. Put the header pointer back to the start. */
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if (uiout->table.body_flag
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&& uiout->table.entry_level == new_level)
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uiout->table.header_next = uiout->table.header_first;
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uo_begin (uiout, type, new_level, id);
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}
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void
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ui_out_end (struct ui_out *uiout,
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enum ui_out_type type)
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{
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int old_level = pop_level (uiout, type);
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uo_end (uiout, type, old_level);
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}
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struct ui_out_end_cleanup_data
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{
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struct ui_out *uiout;
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enum ui_out_type type;
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};
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static void
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do_cleanup_end (void *data)
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{
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struct ui_out_end_cleanup_data *end_cleanup_data = data;
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ui_out_end (end_cleanup_data->uiout, end_cleanup_data->type);
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xfree (end_cleanup_data);
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}
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static struct cleanup *
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make_cleanup_ui_out_end (struct ui_out *uiout,
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enum ui_out_type type)
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{
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struct ui_out_end_cleanup_data *end_cleanup_data;
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end_cleanup_data = XMALLOC (struct ui_out_end_cleanup_data);
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end_cleanup_data->uiout = uiout;
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end_cleanup_data->type = type;
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return make_cleanup (do_cleanup_end, end_cleanup_data);
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}
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struct cleanup *
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make_cleanup_ui_out_tuple_begin_end (struct ui_out *uiout,
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const char *id)
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{
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ui_out_begin (uiout, ui_out_type_tuple, id);
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return make_cleanup_ui_out_end (uiout, ui_out_type_tuple);
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}
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struct cleanup *
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make_cleanup_ui_out_list_begin_end (struct ui_out *uiout,
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const char *id)
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{
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ui_out_begin (uiout, ui_out_type_list, id);
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return make_cleanup_ui_out_end (uiout, ui_out_type_list);
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}
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void
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ui_out_field_int (struct ui_out *uiout,
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const char *fldname,
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int value)
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{
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int fldno;
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int width;
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int align;
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verify_field (uiout, &fldno, &width, &align);
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uo_field_int (uiout, fldno, width, align, fldname, value);
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}
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void
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ui_out_field_fmt_int (struct ui_out *uiout,
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int input_width,
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enum ui_align input_align,
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const char *fldname,
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int value)
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{
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int fldno;
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int width;
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int align;
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verify_field (uiout, &fldno, &width, &align);
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uo_field_int (uiout, fldno, input_width, input_align, fldname, value);
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}
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/* Documented in ui-out.h. */
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void
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ui_out_field_core_addr (struct ui_out *uiout,
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const char *fldname,
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struct gdbarch *gdbarch,
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CORE_ADDR address)
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{
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ui_out_field_string (uiout, fldname,
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print_core_address (gdbarch, address));
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}
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void
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ui_out_field_stream (struct ui_out *uiout,
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const char *fldname,
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struct ui_stream *buf)
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{
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long length;
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char *buffer = ui_file_xstrdup (buf->stream, &length);
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struct cleanup *old_cleanup = make_cleanup (xfree, buffer);
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if (length > 0)
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ui_out_field_string (uiout, fldname, buffer);
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else
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ui_out_field_skip (uiout, fldname);
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ui_file_rewind (buf->stream);
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do_cleanups (old_cleanup);
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}
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/* Used to omit a field. */
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void
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ui_out_field_skip (struct ui_out *uiout,
|
|
const char *fldname)
|
|
{
|
|
int fldno;
|
|
int width;
|
|
int align;
|
|
|
|
verify_field (uiout, &fldno, &width, &align);
|
|
|
|
uo_field_skip (uiout, fldno, width, align, fldname);
|
|
}
|
|
|
|
void
|
|
ui_out_field_string (struct ui_out *uiout,
|
|
const char *fldname,
|
|
const char *string)
|
|
{
|
|
int fldno;
|
|
int width;
|
|
int align;
|
|
|
|
verify_field (uiout, &fldno, &width, &align);
|
|
|
|
uo_field_string (uiout, fldno, width, align, fldname, string);
|
|
}
|
|
|
|
/* VARARGS */
|
|
void
|
|
ui_out_field_fmt (struct ui_out *uiout,
|
|
const char *fldname,
|
|
const char *format, ...)
|
|
{
|
|
va_list args;
|
|
int fldno;
|
|
int width;
|
|
int align;
|
|
|
|
/* Will not align, but has to call anyway. */
|
|
verify_field (uiout, &fldno, &width, &align);
|
|
|
|
va_start (args, format);
|
|
|
|
uo_field_fmt (uiout, fldno, width, align, fldname, format, args);
|
|
|
|
va_end (args);
|
|
}
|
|
|
|
void
|
|
ui_out_spaces (struct ui_out *uiout, int numspaces)
|
|
{
|
|
uo_spaces (uiout, numspaces);
|
|
}
|
|
|
|
void
|
|
ui_out_text (struct ui_out *uiout,
|
|
const char *string)
|
|
{
|
|
uo_text (uiout, string);
|
|
}
|
|
|
|
void
|
|
ui_out_message (struct ui_out *uiout, int verbosity,
|
|
const char *format,...)
|
|
{
|
|
va_list args;
|
|
|
|
va_start (args, format);
|
|
uo_message (uiout, verbosity, format, args);
|
|
va_end (args);
|
|
}
|
|
|
|
struct ui_stream *
|
|
ui_out_stream_new (struct ui_out *uiout)
|
|
{
|
|
struct ui_stream *tempbuf;
|
|
|
|
tempbuf = XMALLOC (struct ui_stream);
|
|
tempbuf->uiout = uiout;
|
|
tempbuf->stream = mem_fileopen ();
|
|
return tempbuf;
|
|
}
|
|
|
|
void
|
|
ui_out_stream_delete (struct ui_stream *buf)
|
|
{
|
|
ui_file_delete (buf->stream);
|
|
xfree (buf);
|
|
}
|
|
|
|
static void
|
|
do_stream_delete (void *buf)
|
|
{
|
|
ui_out_stream_delete (buf);
|
|
}
|
|
|
|
struct cleanup *
|
|
make_cleanup_ui_out_stream_delete (struct ui_stream *buf)
|
|
{
|
|
return make_cleanup (do_stream_delete, buf);
|
|
}
|
|
|
|
|
|
void
|
|
ui_out_wrap_hint (struct ui_out *uiout, char *identstring)
|
|
{
|
|
uo_wrap_hint (uiout, identstring);
|
|
}
|
|
|
|
void
|
|
ui_out_flush (struct ui_out *uiout)
|
|
{
|
|
uo_flush (uiout);
|
|
}
|
|
|
|
int
|
|
ui_out_redirect (struct ui_out *uiout, struct ui_file *outstream)
|
|
{
|
|
return uo_redirect (uiout, outstream);
|
|
}
|
|
|
|
/* Set the flags specified by the mask given. */
|
|
int
|
|
ui_out_set_flags (struct ui_out *uiout, int mask)
|
|
{
|
|
int oldflags = uiout->flags;
|
|
|
|
uiout->flags |= mask;
|
|
return oldflags;
|
|
}
|
|
|
|
/* Clear the flags specified by the mask given. */
|
|
int
|
|
ui_out_clear_flags (struct ui_out *uiout, int mask)
|
|
{
|
|
int oldflags = uiout->flags;
|
|
|
|
uiout->flags &= ~mask;
|
|
return oldflags;
|
|
}
|
|
|
|
/* Test the flags against the mask given. */
|
|
int
|
|
ui_out_test_flags (struct ui_out *uiout, int mask)
|
|
{
|
|
return (uiout->flags & mask);
|
|
}
|
|
|
|
/* Obtain the current verbosity level (as stablished by the
|
|
'set verbositylevel' command. */
|
|
|
|
int
|
|
ui_out_get_verblvl (struct ui_out *uiout)
|
|
{
|
|
/* FIXME: not implemented yet. */
|
|
return 0;
|
|
}
|
|
|
|
#if 0
|
|
void
|
|
ui_out_result_begin (struct ui_out *uiout, char *class)
|
|
{
|
|
}
|
|
|
|
void
|
|
ui_out_result_end (struct ui_out *uiout)
|
|
{
|
|
}
|
|
|
|
void
|
|
ui_out_info_begin (struct ui_out *uiout, char *class)
|
|
{
|
|
}
|
|
|
|
void
|
|
ui_out_info_end (struct ui_out *uiout)
|
|
{
|
|
}
|
|
|
|
void
|
|
ui_out_notify_begin (struct ui_out *uiout, char *class)
|
|
{
|
|
}
|
|
|
|
void
|
|
ui_out_notify_end (struct ui_out *uiout)
|
|
{
|
|
}
|
|
|
|
void
|
|
ui_out_error_begin (struct ui_out *uiout, char *class)
|
|
{
|
|
}
|
|
|
|
void
|
|
ui_out_error_end (struct ui_out *uiout)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
#if 0
|
|
void
|
|
gdb_error (ui_out * uiout, int severity, char *format,...)
|
|
{
|
|
va_list args;
|
|
}
|
|
|
|
void
|
|
gdb_query (struct ui_out *uiout, int qflags, char *qprompt)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
int
|
|
ui_out_is_mi_like_p (struct ui_out *uiout)
|
|
{
|
|
return uiout->impl->is_mi_like_p;
|
|
}
|
|
|
|
/* Default gdb-out hook functions. */
|
|
|
|
static void
|
|
default_table_begin (struct ui_out *uiout, int nbrofcols,
|
|
int nr_rows,
|
|
const char *tblid)
|
|
{
|
|
}
|
|
|
|
static void
|
|
default_table_body (struct ui_out *uiout)
|
|
{
|
|
}
|
|
|
|
static void
|
|
default_table_end (struct ui_out *uiout)
|
|
{
|
|
}
|
|
|
|
static void
|
|
default_table_header (struct ui_out *uiout, int width, enum ui_align alignment,
|
|
const char *col_name,
|
|
const char *colhdr)
|
|
{
|
|
}
|
|
|
|
static void
|
|
default_begin (struct ui_out *uiout,
|
|
enum ui_out_type type,
|
|
int level,
|
|
const char *id)
|
|
{
|
|
}
|
|
|
|
static void
|
|
default_end (struct ui_out *uiout,
|
|
enum ui_out_type type,
|
|
int level)
|
|
{
|
|
}
|
|
|
|
static void
|
|
default_field_int (struct ui_out *uiout, int fldno, int width,
|
|
enum ui_align align,
|
|
const char *fldname, int value)
|
|
{
|
|
}
|
|
|
|
static void
|
|
default_field_skip (struct ui_out *uiout, int fldno, int width,
|
|
enum ui_align align, const char *fldname)
|
|
{
|
|
}
|
|
|
|
static void
|
|
default_field_string (struct ui_out *uiout,
|
|
int fldno,
|
|
int width,
|
|
enum ui_align align,
|
|
const char *fldname,
|
|
const char *string)
|
|
{
|
|
}
|
|
|
|
static void
|
|
default_field_fmt (struct ui_out *uiout, int fldno, int width,
|
|
enum ui_align align,
|
|
const char *fldname,
|
|
const char *format,
|
|
va_list args)
|
|
{
|
|
}
|
|
|
|
static void
|
|
default_spaces (struct ui_out *uiout, int numspaces)
|
|
{
|
|
}
|
|
|
|
static void
|
|
default_text (struct ui_out *uiout, const char *string)
|
|
{
|
|
}
|
|
|
|
static void
|
|
default_message (struct ui_out *uiout, int verbosity,
|
|
const char *format,
|
|
va_list args)
|
|
{
|
|
}
|
|
|
|
static void
|
|
default_wrap_hint (struct ui_out *uiout, char *identstring)
|
|
{
|
|
}
|
|
|
|
static void
|
|
default_flush (struct ui_out *uiout)
|
|
{
|
|
}
|
|
|
|
/* Interface to the implementation functions. */
|
|
|
|
void
|
|
uo_table_begin (struct ui_out *uiout, int nbrofcols,
|
|
int nr_rows,
|
|
const char *tblid)
|
|
{
|
|
if (!uiout->impl->table_begin)
|
|
return;
|
|
uiout->impl->table_begin (uiout, nbrofcols, nr_rows, tblid);
|
|
}
|
|
|
|
void
|
|
uo_table_body (struct ui_out *uiout)
|
|
{
|
|
if (!uiout->impl->table_body)
|
|
return;
|
|
uiout->impl->table_body (uiout);
|
|
}
|
|
|
|
void
|
|
uo_table_end (struct ui_out *uiout)
|
|
{
|
|
if (!uiout->impl->table_end)
|
|
return;
|
|
uiout->impl->table_end (uiout);
|
|
}
|
|
|
|
void
|
|
uo_table_header (struct ui_out *uiout, int width, enum ui_align align,
|
|
const char *col_name,
|
|
const char *colhdr)
|
|
{
|
|
if (!uiout->impl->table_header)
|
|
return;
|
|
uiout->impl->table_header (uiout, width, align, col_name, colhdr);
|
|
}
|
|
|
|
void
|
|
uo_begin (struct ui_out *uiout,
|
|
enum ui_out_type type,
|
|
int level,
|
|
const char *id)
|
|
{
|
|
if (uiout->impl->begin == NULL)
|
|
return;
|
|
uiout->impl->begin (uiout, type, level, id);
|
|
}
|
|
|
|
void
|
|
uo_end (struct ui_out *uiout,
|
|
enum ui_out_type type,
|
|
int level)
|
|
{
|
|
if (uiout->impl->end == NULL)
|
|
return;
|
|
uiout->impl->end (uiout, type, level);
|
|
}
|
|
|
|
void
|
|
uo_field_int (struct ui_out *uiout, int fldno, int width, enum ui_align align,
|
|
const char *fldname,
|
|
int value)
|
|
{
|
|
if (!uiout->impl->field_int)
|
|
return;
|
|
uiout->impl->field_int (uiout, fldno, width, align, fldname, value);
|
|
}
|
|
|
|
void
|
|
uo_field_skip (struct ui_out *uiout, int fldno, int width, enum ui_align align,
|
|
const char *fldname)
|
|
{
|
|
if (!uiout->impl->field_skip)
|
|
return;
|
|
uiout->impl->field_skip (uiout, fldno, width, align, fldname);
|
|
}
|
|
|
|
void
|
|
uo_field_string (struct ui_out *uiout, int fldno, int width,
|
|
enum ui_align align,
|
|
const char *fldname,
|
|
const char *string)
|
|
{
|
|
if (!uiout->impl->field_string)
|
|
return;
|
|
uiout->impl->field_string (uiout, fldno, width, align, fldname, string);
|
|
}
|
|
|
|
void
|
|
uo_field_fmt (struct ui_out *uiout, int fldno, int width, enum ui_align align,
|
|
const char *fldname,
|
|
const char *format,
|
|
va_list args)
|
|
{
|
|
if (!uiout->impl->field_fmt)
|
|
return;
|
|
uiout->impl->field_fmt (uiout, fldno, width, align, fldname, format, args);
|
|
}
|
|
|
|
void
|
|
uo_spaces (struct ui_out *uiout, int numspaces)
|
|
{
|
|
if (!uiout->impl->spaces)
|
|
return;
|
|
uiout->impl->spaces (uiout, numspaces);
|
|
}
|
|
|
|
void
|
|
uo_text (struct ui_out *uiout,
|
|
const char *string)
|
|
{
|
|
if (!uiout->impl->text)
|
|
return;
|
|
uiout->impl->text (uiout, string);
|
|
}
|
|
|
|
void
|
|
uo_message (struct ui_out *uiout, int verbosity,
|
|
const char *format,
|
|
va_list args)
|
|
{
|
|
if (!uiout->impl->message)
|
|
return;
|
|
uiout->impl->message (uiout, verbosity, format, args);
|
|
}
|
|
|
|
void
|
|
uo_wrap_hint (struct ui_out *uiout, char *identstring)
|
|
{
|
|
if (!uiout->impl->wrap_hint)
|
|
return;
|
|
uiout->impl->wrap_hint (uiout, identstring);
|
|
}
|
|
|
|
void
|
|
uo_flush (struct ui_out *uiout)
|
|
{
|
|
if (!uiout->impl->flush)
|
|
return;
|
|
uiout->impl->flush (uiout);
|
|
}
|
|
|
|
int
|
|
uo_redirect (struct ui_out *uiout, struct ui_file *outstream)
|
|
{
|
|
if (!uiout->impl->redirect)
|
|
return -1;
|
|
uiout->impl->redirect (uiout, outstream);
|
|
return 0;
|
|
}
|
|
|
|
/* local functions */
|
|
|
|
/* List of column headers manipulation routines. */
|
|
|
|
static void
|
|
clear_header_list (struct ui_out *uiout)
|
|
{
|
|
while (uiout->table.header_first != NULL)
|
|
{
|
|
uiout->table.header_next = uiout->table.header_first;
|
|
uiout->table.header_first = uiout->table.header_first->next;
|
|
if (uiout->table.header_next->colhdr != NULL)
|
|
xfree (uiout->table.header_next->colhdr);
|
|
xfree (uiout->table.header_next);
|
|
}
|
|
gdb_assert (uiout->table.header_first == NULL);
|
|
uiout->table.header_last = NULL;
|
|
uiout->table.header_next = NULL;
|
|
}
|
|
|
|
static void
|
|
append_header_to_list (struct ui_out *uiout,
|
|
int width,
|
|
int alignment,
|
|
const char *col_name,
|
|
const char *colhdr)
|
|
{
|
|
struct ui_out_hdr *temphdr;
|
|
|
|
temphdr = XMALLOC (struct ui_out_hdr);
|
|
temphdr->width = width;
|
|
temphdr->alignment = alignment;
|
|
/* We have to copy the column title as the original may be an
|
|
automatic. */
|
|
if (colhdr != NULL)
|
|
temphdr->colhdr = xstrdup (colhdr);
|
|
else
|
|
temphdr->colhdr = NULL;
|
|
|
|
if (col_name != NULL)
|
|
temphdr->col_name = xstrdup (col_name);
|
|
else if (colhdr != NULL)
|
|
temphdr->col_name = xstrdup (colhdr);
|
|
else
|
|
temphdr->col_name = NULL;
|
|
|
|
temphdr->next = NULL;
|
|
if (uiout->table.header_first == NULL)
|
|
{
|
|
temphdr->colno = 1;
|
|
uiout->table.header_first = temphdr;
|
|
uiout->table.header_last = temphdr;
|
|
}
|
|
else
|
|
{
|
|
temphdr->colno = uiout->table.header_last->colno + 1;
|
|
uiout->table.header_last->next = temphdr;
|
|
uiout->table.header_last = temphdr;
|
|
}
|
|
uiout->table.header_next = uiout->table.header_last;
|
|
}
|
|
|
|
/* Extract the format information for the NEXT header and advance
|
|
the header pointer. Return 0 if there was no next header. */
|
|
|
|
static int
|
|
get_next_header (struct ui_out *uiout,
|
|
int *colno,
|
|
int *width,
|
|
int *alignment,
|
|
char **colhdr)
|
|
{
|
|
/* There may be no headers at all or we may have used all columns. */
|
|
if (uiout->table.header_next == NULL)
|
|
return 0;
|
|
*colno = uiout->table.header_next->colno;
|
|
*width = uiout->table.header_next->width;
|
|
*alignment = uiout->table.header_next->alignment;
|
|
*colhdr = uiout->table.header_next->colhdr;
|
|
/* Advance the header pointer to the next entry. */
|
|
uiout->table.header_next = uiout->table.header_next->next;
|
|
return 1;
|
|
}
|
|
|
|
|
|
/* Verify that the field/tuple/list is correctly positioned. Return
|
|
the field number and corresponding alignment (if
|
|
available/applicable). */
|
|
|
|
static void
|
|
verify_field (struct ui_out *uiout, int *fldno, int *width, int *align)
|
|
{
|
|
struct ui_out_level *current = current_level (uiout);
|
|
char *text;
|
|
|
|
if (uiout->table.flag)
|
|
{
|
|
if (!uiout->table.body_flag)
|
|
internal_error (__FILE__, __LINE__,
|
|
_("table_body missing; table fields must be \
|
|
specified after table_body and inside a list."));
|
|
/* NOTE: cagney/2001-12-08: There was a check here to ensure
|
|
that this code was only executed when uiout->level was
|
|
greater than zero. That no longer applies - this code is run
|
|
before each table row tuple is started and at that point the
|
|
level is zero. */
|
|
}
|
|
|
|
current->field_count += 1;
|
|
|
|
if (uiout->table.body_flag
|
|
&& uiout->table.entry_level == uiout->level
|
|
&& get_next_header (uiout, fldno, width, align, &text))
|
|
{
|
|
if (*fldno != current->field_count)
|
|
internal_error (__FILE__, __LINE__,
|
|
_("ui-out internal error in handling headers."));
|
|
}
|
|
else
|
|
{
|
|
*width = 0;
|
|
*align = ui_noalign;
|
|
*fldno = current->field_count;
|
|
}
|
|
}
|
|
|
|
|
|
/* Access to ui-out members data. */
|
|
|
|
void *
|
|
ui_out_data (struct ui_out *uiout)
|
|
{
|
|
return uiout->data;
|
|
}
|
|
|
|
/* Access table field parameters. */
|
|
int
|
|
ui_out_query_field (struct ui_out *uiout, int colno,
|
|
int *width, int *alignment, char **col_name)
|
|
{
|
|
struct ui_out_hdr *hdr;
|
|
|
|
if (!uiout->table.flag)
|
|
return 0;
|
|
|
|
for (hdr = uiout->table.header_first; hdr; hdr = hdr->next)
|
|
if (hdr->colno == colno)
|
|
{
|
|
*width = hdr->width;
|
|
*alignment = hdr->alignment;
|
|
*col_name = hdr->col_name;
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Initalize private members at startup. */
|
|
|
|
struct ui_out *
|
|
ui_out_new (struct ui_out_impl *impl, void *data,
|
|
int flags)
|
|
{
|
|
struct ui_out *uiout = XMALLOC (struct ui_out);
|
|
|
|
uiout->data = data;
|
|
uiout->impl = impl;
|
|
uiout->flags = flags;
|
|
uiout->table.flag = 0;
|
|
uiout->table.body_flag = 0;
|
|
uiout->level = 0;
|
|
memset (uiout->levels, 0, sizeof (uiout->levels));
|
|
uiout->table.header_first = NULL;
|
|
uiout->table.header_last = NULL;
|
|
uiout->table.header_next = NULL;
|
|
return uiout;
|
|
}
|
|
|
|
/* Standard gdb initialization hook. */
|
|
|
|
void
|
|
_initialize_ui_out (void)
|
|
{
|
|
/* nothing needs to be done */
|
|
}
|