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Diffstat (limited to 'gdb/ui-out.c')
| -rw-r--r-- | gdb/ui-out.c | 1149 |
1 files changed, 0 insertions, 1149 deletions
diff --git a/gdb/ui-out.c b/gdb/ui-out.c deleted file mode 100644 index 4a4a922..0000000 --- a/gdb/ui-out.c +++ /dev/null @@ -1,1149 +0,0 @@ -/* Output generating routines for GDB. - - Copyright 1999, 2000, 2001, 2002 Free Software Foundation, Inc. - - Contributed by Cygnus Solutions. - Written by Fernando Nasser for Cygnus. - - This file is part of GDB. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include "defs.h" -#include "gdb_string.h" -#include "expression.h" /* For language.h */ -#include "language.h" -#include "ui-out.h" -#include "gdb_assert.h" - -/* table header structures */ - -struct ui_out_hdr - { - int colno; - int width; - int alignment; - char *col_name; - char *colhdr; - struct ui_out_hdr *next; - }; - -/* Maintain a stack so that the info applicable to the inner most list - is always available. Stack/nested level 0 is reserved for the - top-level result. */ - -enum { MAX_UI_OUT_LEVELS = 5 }; - -struct ui_out_level - { - /* Count each field; the first element is for non-list fields */ - int field_count; - /* The type of this level. */ - enum ui_out_type type; - }; - -/* Tables are special. Maintain a separate structure that tracks - their state. At present an output can only contain a single table - but that restriction might eventually be lifted. */ - -struct ui_out_table -{ - /* If on, a table is being generated. */ - int flag; - - /* If on, the body of a table is being generated. If off, the table - header is being generated. */ - int body_flag; - - /* The level at which each entry of the table is to be found. A row - (a tuple) is made up of entries. Consequently ENTRY_LEVEL is one - above that of the table. */ - int entry_level; - - /* Number of table columns (as specified in the table_begin call). */ - int columns; - - /* String identifying the table (as specified in the table_begin - call). */ - char *id; - - /* Points to the first table header (if any). */ - struct ui_out_hdr *header_first; - - /* Points to the last table header (if any). */ - struct ui_out_hdr *header_last; - - /* Points to header of NEXT column to format. */ - struct ui_out_hdr *header_next; - -}; - - -/* The ui_out structure */ -/* Any change here requires a corresponding one in the initialization - of the default uiout, which is statically initialized */ - -struct ui_out - { - int flags; - /* specific implementation of ui-out */ - struct ui_out_impl *impl; - struct ui_out_data *data; - - /* Sub structure tracking the ui-out depth. */ - int level; - struct ui_out_level levels[MAX_UI_OUT_LEVELS]; - - /* A table, if any. At present only a single table is supported. */ - struct ui_out_table table; - }; - -/* The current (inner most) level. */ -static struct ui_out_level * -current_level (struct ui_out *uiout) -{ - return &uiout->levels[uiout->level]; -} - -/* Create a new level, of TYPE. Return the new level's index. */ -static int -push_level (struct ui_out *uiout, - enum ui_out_type type, - const char *id) -{ - struct ui_out_level *current; - /* We had better not overflow the buffer. */ - uiout->level++; - gdb_assert (uiout->level >= 0 && uiout->level < MAX_UI_OUT_LEVELS); - current = current_level (uiout); - current->field_count = 0; - current->type = type; - return uiout->level; -} - -/* Discard the current level, return the discarded level's index. - TYPE is the type of the level being discarded. */ -static int -pop_level (struct ui_out *uiout, - enum ui_out_type type) -{ - /* We had better not underflow the buffer. */ - gdb_assert (uiout->level > 0 && uiout->level < MAX_UI_OUT_LEVELS); - gdb_assert (current_level (uiout)->type == type); - uiout->level--; - return uiout->level + 1; -} - - -/* These are the default implementation 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 alig, 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 alig, - const char *fldname, - int value); -static void default_field_skip (struct ui_out *uiout, int fldno, int width, - enum ui_align alig, - 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); - -/* This is the default ui-out implementation functions vector */ - -struct ui_out_impl default_ui_out_impl = -{ - default_table_begin, - default_table_body, - default_table_end, - default_table_header, - default_begin, - default_end, - default_field_int, - default_field_skip, - default_field_string, - default_field_fmt, - default_spaces, - default_text, - default_message, - default_wrap_hint, - default_flush, - 0, /* Does not need MI hacks. */ -}; - -/* The default ui_out */ - -struct ui_out def_uiout = -{ - 0, /* flags */ - &default_ui_out_impl, /* impl */ -}; - -/* Pointer to current ui_out */ -/* FIXME: This should not be a global, but something passed down from main.c - or top.c */ - -struct ui_out *uiout = &def_uiout; - -/* These are the interfaces to implementation functions */ - -static void uo_table_begin (struct ui_out *uiout, int nbrofcols, - int nr_rows, const char *tblid); -static void uo_table_body (struct ui_out *uiout); -static void uo_table_end (struct ui_out *uiout); -static void uo_table_header (struct ui_out *uiout, int width, - enum ui_align align, const char *col_name, - const char *colhdr); -static void uo_begin (struct ui_out *uiout, - enum ui_out_type type, - int level, const char *id); -static void uo_end (struct ui_out *uiout, - enum ui_out_type type, - int level); -static void uo_field_int (struct ui_out *uiout, int fldno, int width, - enum ui_align align, const char *fldname, int value); -static void uo_field_skip (struct ui_out *uiout, int fldno, int width, - enum ui_align align, const char *fldname); -static void uo_field_string (struct ui_out *uiout, int fldno, int width, - enum ui_align align, const char *fldname, - const char *string); -static 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); -static void uo_spaces (struct ui_out *uiout, int numspaces); -static void uo_text (struct ui_out *uiout, const char *string); -static void uo_message (struct ui_out *uiout, int verbosity, - const char *format, va_list args); -static void uo_wrap_hint (struct ui_out *uiout, char *identstring); -static void uo_flush (struct ui_out *uiout); - -/* Prototypes for local functions */ - -extern void _initialize_ui_out (void); -static void append_header_to_list (struct ui_out *uiout, int width, - int alignment, const char *col_name, - const char *colhdr); -static int get_next_header (struct ui_out *uiout, int *colno, int *width, - int *alignment, char **colhdr); -static void clear_header_list (struct ui_out *uiout); -static void verify_field (struct ui_out *uiout, int *fldno, int *width, - int *align); - -static void init_ui_out_state (struct ui_out *uiout); - -/* exported functions (ui_out API) */ - -/* Mark beginning of a table */ - -void -ui_out_table_begin (struct ui_out *uiout, int nbrofcols, - int nr_rows, - const char *tblid) -{ - if (uiout->table.flag) - internal_error (__FILE__, __LINE__, - "tables cannot be nested; table_begin found before \ -previous table_end."); - - uiout->table.flag = 1; - uiout->table.body_flag = 0; - uiout->table.entry_level = uiout->level + 1; - uiout->table.columns = nbrofcols; - if (tblid != NULL) - uiout->table.id = xstrdup (tblid); - else - uiout->table.id = NULL; - clear_header_list (uiout); - - uo_table_begin (uiout, nbrofcols, nr_rows, uiout->table.id); -} - -void -ui_out_table_body (struct ui_out *uiout) -{ - if (!uiout->table.flag) - internal_error (__FILE__, __LINE__, - "table_body outside a table is not valid; it must be \ -after a table_begin and before a table_end."); - if (uiout->table.body_flag) - internal_error (__FILE__, __LINE__, - "extra table_body call not allowed; there must be \ -only one table_body after a table_begin and before a table_end."); - if (uiout->table.header_next->colno != uiout->table.columns) - internal_error (__FILE__, __LINE__, - "number of headers differ from number of table \ -columns."); - - uiout->table.body_flag = 1; - uiout->table.header_next = uiout->table.header_first; - - uo_table_body (uiout); -} - -void -ui_out_table_end (struct ui_out *uiout) -{ - if (!uiout->table.flag) - internal_error (__FILE__, __LINE__, - "misplaced table_end or missing table_begin."); - - uiout->table.entry_level = 0; - uiout->table.body_flag = 0; - uiout->table.flag = 0; - - uo_table_end (uiout); - - if (uiout->table.id) - xfree (uiout->table.id); - clear_header_list (uiout); -} - -void -ui_out_table_header (struct ui_out *uiout, int width, enum ui_align alignment, - const char *col_name, - const char *colhdr) -{ - if (!uiout->table.flag || uiout->table.body_flag) - internal_error (__FILE__, __LINE__, - "table header must be specified after table_begin \ -and before table_body."); - - append_header_to_list (uiout, width, alignment, col_name, colhdr); - - uo_table_header (uiout, width, alignment, col_name, colhdr); -} - -void -ui_out_begin (struct ui_out *uiout, - enum ui_out_type type, - const char *id) -{ - int new_level; - if (uiout->table.flag && !uiout->table.body_flag) - internal_error (__FILE__, __LINE__, - "table header or table_body expected; lists must be \ -specified after table_body."); - - /* Be careful to verify the ``field'' before the new tuple/list is - pushed onto the stack. That way the containing list/table/row is - verified and not the newly created tuple/list. This verification - is needed (at least) for the case where a table row entry - contains either a tuple/list. For that case bookkeeping such as - updating the column count or advancing to the next heading still - needs to be performed. */ - { - int fldno; - int width; - int align; - verify_field (uiout, &fldno, &width, &align); - } - - new_level = push_level (uiout, type, id); - - /* If the push puts us at the same level as a table row entry, we've - got a new table row. Put the header pointer back to the start. */ - if (uiout->table.body_flag - && uiout->table.entry_level == new_level) - uiout->table.header_next = uiout->table.header_first; - - uo_begin (uiout, type, new_level, id); -} - -void -ui_out_list_begin (struct ui_out *uiout, - const char *id) -{ - ui_out_begin (uiout, ui_out_type_list, id); -} - -void -ui_out_tuple_begin (struct ui_out *uiout, const char *id) -{ - ui_out_begin (uiout, ui_out_type_tuple, id); -} - -void -ui_out_end (struct ui_out *uiout, - enum ui_out_type type) -{ - int old_level = pop_level (uiout, type); - uo_end (uiout, type, old_level); -} - -void -ui_out_list_end (struct ui_out *uiout) -{ - ui_out_end (uiout, ui_out_type_list); -} - -void -ui_out_tuple_end (struct ui_out *uiout) -{ - ui_out_end (uiout, ui_out_type_tuple); -} - -struct ui_out_end_cleanup_data -{ - struct ui_out *uiout; - enum ui_out_type type; -}; - -static void -do_cleanup_end (void *data) -{ - struct ui_out_end_cleanup_data *end_cleanup_data = data; - ui_out_end (end_cleanup_data->uiout, end_cleanup_data->type); - xfree (end_cleanup_data); -} - -static struct cleanup * -make_cleanup_ui_out_end (struct ui_out *uiout, - enum ui_out_type type) -{ - struct ui_out_end_cleanup_data *end_cleanup_data; - end_cleanup_data = XMALLOC (struct ui_out_end_cleanup_data); - end_cleanup_data->uiout = uiout; - end_cleanup_data->type = type; - return make_cleanup (do_cleanup_end, end_cleanup_data); -} - -struct cleanup * -make_cleanup_ui_out_begin_end (struct ui_out *uiout, - enum ui_out_type type, - const char *id) -{ - ui_out_begin (uiout, type, id); - return make_cleanup_ui_out_end (uiout, type); -} - -struct cleanup * -make_cleanup_ui_out_tuple_begin_end (struct ui_out *uiout, - const char *id) -{ - ui_out_tuple_begin (uiout, id); - return make_cleanup_ui_out_end (uiout, ui_out_type_tuple); -} - -struct cleanup * -make_cleanup_ui_out_list_begin_end (struct ui_out *uiout, - const char *id) -{ - ui_out_list_begin (uiout, id); - return make_cleanup_ui_out_end (uiout, ui_out_type_list); -} - -void -ui_out_field_int (struct ui_out *uiout, - const char *fldname, - int value) -{ - int fldno; - int width; - int align; - struct ui_out_level *current = current_level (uiout); - - verify_field (uiout, &fldno, &width, &align); - - uo_field_int (uiout, fldno, width, align, fldname, value); -} - -void -ui_out_field_core_addr (struct ui_out *uiout, - const char *fldname, - CORE_ADDR address) -{ - char addstr[20]; - - /* FIXME: cagney/2002-05-03: Need local_address_string() function - that returns the language localized string formatted to a width - based on TARGET_ADDR_BIT. */ - /* print_address_numeric (address, 1, local_stream); */ - if (TARGET_ADDR_BIT <= 32) - strcpy (addstr, local_hex_string_custom (address, "08l")); - else - strcpy (addstr, local_hex_string_custom (address, "016l")); - - ui_out_field_string (uiout, fldname, addstr); -} - -void -ui_out_field_stream (struct ui_out *uiout, - const char *fldname, - struct ui_stream *buf) -{ - long length; - char *buffer = ui_file_xstrdup (buf->stream, &length); - struct cleanup *old_cleanup = make_cleanup (xfree, buffer); - if (length > 0) - ui_out_field_string (uiout, fldname, buffer); - else - ui_out_field_skip (uiout, fldname); - ui_file_rewind (buf->stream); - do_cleanups (old_cleanup); -} - -/* used to ommit a field */ - -void -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); -} - -/* 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); -} - -/* 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 (colhdr); - else - temphdr->col_name = xstrdup (colhdr); - 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 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 format private members */ - -void -ui_out_get_field_separator (struct ui_out *uiout) -{ -} - -/* Access to ui-out members data */ - -struct ui_out_data * -ui_out_data (struct ui_out *uiout) -{ - return uiout->data; -} - -/* initalize private members at startup */ - -struct ui_out * -ui_out_new (struct ui_out_impl *impl, - struct ui_out_data *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 */ -} |