ncurses/report_offsets.c

   1 /****************************************************************************
   2  * Copyright 2018-2023,2024 Thomas E. Dickey                                *
   3  * Copyright 2017 Free Software Foundation, Inc.                            *
   4  *                                                                          *
   5  * Permission is hereby granted, free of charge, to any person obtaining a  *
   6  * copy of this software and associated documentation files (the            *
   7  * "Software"), to deal in the Software without restriction, including      *
   8  * without limitation the rights to use, copy, modify, merge, publish,      *
   9  * distribute, distribute with modifications, sublicense, and/or sell       *
  10  * copies of the Software, and to permit persons to whom the Software is    *
  11  * furnished to do so, subject to the following conditions:                 *
  12  *                                                                          *
  13  * The above copyright notice and this permission notice shall be included  *
  14  * in all copies or substantial portions of the Software.                   *
  15  *                                                                          *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
  17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
  18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
  19  * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
  20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
  21  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
  22  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
  23  *                                                                          *
  24  * Except as contained in this notice, the name(s) of the above copyright   *
  25  * holders shall not be used in advertising or otherwise to promote the     *
  26  * sale, use or other dealings in this Software without prior written       *
  27  * authorization.                                                           *
  28  ****************************************************************************/
  29
  30 /****************************************************************************
  31  *  Author: Thomas E. Dickey                                                *
  32  ****************************************************************************/
  33
  34 #define NEW_PAIR_INTERNAL 1
  35 #include <curses.priv.h>
  36
  37 MODULE_ID("$Id: report_offsets.c,v 1.28 2024/02/24 15:59:09 tom Exp $")
  38
  39 #define show_size(type) \
  40         flag = 0; \
  41         last = 0; \
  42         printf("%5lu   " #type "\n", (unsigned long)sizeof(type))
  43 #define show_name(name) \
  44         printf("%5lu   " #name "\n", (unsigned long)(name))
  45 #define show_offset(type,member) \
  46         next = (unsigned long)offsetof(type,member); \
  47         if (last > next) \
  48                 printf("?? incorrect order for " #type "." #member "\n"); \
  49         printf("%5lu %c " #type "." #member "\n", next, flag ? *flag : ' '); \
  50         last = next; \
  51         flag = 0
  52
  53 #if NCURSES_WIDECHAR && NCURSES_EXT_COLORS
  54 #define show_COLORS(type,member) { flag = "c"; show_offset(type,member); }
  55 #else
  56 #define show_COLORS(type,member)        /* nothing */
  57 #endif
  58
  59 #ifdef USE_TERM_DRIVER
  60 #define show_DRIVER(type,member) { flag = "d"; show_offset(type,member); }
  61 #else
  62 #define show_DRIVER(type,member)        /* nothing */
  63 #endif
  64
  65 #if NO_LEAKS
  66 #define show_MLEAKS(type,member) { flag = "L"; show_offset(type,member); }
  67 #else
  68 #define show_MLEAKS(type,member)        /* nothing */
  69 #endif
  70
  71 #define show_NORMAL(type,member) { flag = "n"; show_offset(type,member); }
  72 #define show_OPTION(type,member) { flag = "+"; show_offset(type,member); }
  73
  74 #if USE_REENTRANT
  75 #define show_REENTR(type,member) { flag = "r"; show_offset(type,member); }
  76 #else
  77 #define show_REENTR(type,member)        /* nothing */
  78 #endif
  79
  80 #if NCURSES_SP_FUNCS
  81 #define show_SPFUNC(type,member) { flag = "s"; show_offset(type,member); }
  82 #else
  83 #define show_SPFUNC(type,member)        /* nothing */
  84 #endif
  85
  86 #ifdef USE_PTHREADS
  87 #define show_THREAD(type,member) { flag = "t"; show_offset(type,member); }
  88 #else
  89 #define show_THREAD(type,member)        /* nothing */
  90 #endif
  91
  92 #ifdef TRACE
  93 #define show_TRACES(type,member) { flag = "T"; show_offset(type,member); }
  94 #else
  95 #define show_TRACES(type,member)        /* nothing */
  96 #endif
  97
  98 #if USE_WIDEC_SUPPORT
  99 #define show_WIDECH(type,member) { flag = "w"; show_offset(type,member); }
 100 #else
 101 #define show_WIDECH(type,member)        /* nothing */
 102 #endif
 103
 104 int
 105 main(void)
 106 {
 107     const char *flag = 0;
 108     unsigned long last, next;
 109
 110     printf("Size/offsets of data structures:\n");
 111
 112     show_size(attr_t);
 113     show_size(chtype);
 114 #if USE_WIDEC_SUPPORT
 115     show_size(cchar_t);
 116 #endif
 117     show_size(color_t);
 118     show_size(colorpair_t);
 119     show_size(mmask_t);
 120     show_size(rgb_bits_t);
 121     show_size(MEVENT);
 122     show_size(NCURSES_BOOL);
 123     show_size(TRIES);
 124
 125     printf("\n");
 126     printf("Sizes of buffers/arrays:\n");
 127 #if USE_WIDEC_SUPPORT
 128     show_name(CCHARW_MAX);
 129 #endif
 130     show_name(EV_MAX);
 131     show_name(FIFO_SIZE);
 132     show_name(NAMESIZE);
 133     show_name(MB_LEN_MAX);
 134     show_name(PATH_MAX);
 135 #ifdef TRACE
 136     show_name(TRACECHR_BUF);
 137     show_name(TRACEMSE_MAX);
 138 #endif
 139
 140     printf("\n");
 141     show_size(SCREEN);
 142     show_offset(SCREEN, _ifd);
 143     show_offset(SCREEN, _fifo);
 144     show_offset(SCREEN, _fifohead);
 145     show_offset(SCREEN, _direct_color);
 146     show_offset(SCREEN, _panelHook);
 147     show_offset(SCREEN, jump);
 148     show_offset(SCREEN, rsp);
 149 #if NCURSES_NO_PADDING
 150     show_OPTION(SCREEN, _no_padding);
 151 #endif
 152 #if USE_HARD_TABS
 153     show_OPTION(SCREEN, _ht_cost);
 154 #endif
 155 #if USE_ITALIC
 156     show_OPTION(SCREEN, _use_ritm);
 157 #endif
 158 #if USE_KLIBC_KBD
 159     show_OPTION(SCREEN, _extended_key);
 160 #endif
 161 #if NCURSES_EXT_FUNCS
 162     show_OPTION(SCREEN, _assumed_color);
 163 #endif
 164 #if USE_GPM_SUPPORT
 165     show_OPTION(SCREEN, _mouse_gpm_loaded);
 166 #ifdef HAVE_LIBDL
 167     show_OPTION(SCREEN, _dlopen_gpm);
 168 #endif
 169 #endif
 170 #if USE_EMX_MOUSE
 171     show_OPTION(SCREEN, _emxmouse_wfd);
 172 #endif
 173 #if USE_SYSMOUSE
 174     show_OPTION(SCREEN, _sysmouse_fifo);
 175 #endif
 176     show_DRIVER(SCREEN, _drv_mouse_fifo);
 177 #if USE_SIZECHANGE
 178     show_OPTION(SCREEN, _resize);
 179 #endif
 180 #ifdef USE_SP_WINDOWLIST
 181     show_NORMAL(SCREEN, _windowlist);
 182 #endif
 183     show_REENTR(SCREEN, _ttytype);
 184     show_SPFUNC(SCREEN, use_tioctl);
 185     show_WIDECH(SCREEN, _screen_acs_fix);
 186     show_COLORS(SCREEN, _ordered_pairs);
 187     show_TRACES(SCREEN, tracechr_buf);
 188
 189     printf("\n");
 190     show_size(TERMINAL);
 191     show_offset(TERMINAL, type);
 192     show_offset(TERMINAL, Filedes);
 193     show_offset(TERMINAL, Ottyb);
 194     show_offset(TERMINAL, Nttyb);
 195     show_offset(TERMINAL, _baudrate);
 196     show_offset(TERMINAL, _termname);
 197     show_offset(TERMINAL, tparm_state);
 198 #if HAVE_INIT_EXTENDED_COLOR
 199     show_COLORS(TERMINAL, type2);
 200 #endif
 201
 202     printf("\n");
 203     show_size(TERMTYPE);
 204 #if NCURSES_XNAMES
 205     show_OPTION(TERMTYPE, ext_str_table);
 206     show_OPTION(TERMTYPE, ext_Strings);
 207 #endif
 208
 209     printf("\n");
 210     show_size(TPARM_STATE);
 211     show_offset(TPARM_STATE, stack);
 212     show_offset(TPARM_STATE, stack_ptr);
 213     show_offset(TPARM_STATE, out_buff);
 214     show_offset(TPARM_STATE, fmt_buff);
 215     show_offset(TPARM_STATE, static_vars);
 216     show_TRACES(TPARM_STATE, tname);
 217
 218     printf("\n");
 219     show_size(WINDOW);
 220     show_WIDECH(WINDOW, _bkgrnd);
 221     show_COLORS(WINDOW, _color);
 222
 223     printf("\n");
 224     show_size(NCURSES_GLOBALS);
 225     show_offset(NCURSES_GLOBALS, init_signals);
 226     show_offset(NCURSES_GLOBALS, tgetent_cache);
 227     show_offset(NCURSES_GLOBALS, dbd_vars);
 228 #if HAVE_TSEARCH
 229     show_offset(NCURSES_GLOBALS, cached_tparm);
 230 #endif
 231     show_DRIVER(NCURSES_GLOBALS, term_driver);
 232 #ifndef USE_SP_WINDOWLIST
 233     show_NORMAL(NCURSES_GLOBALS, _nc_windowlist);
 234 #endif
 235 #if USE_HOME_TERMINFO
 236     show_OPTION(NCURSES_GLOBALS, home_terminfo);
 237 #endif
 238 #if !USE_SAFE_SPRINTF
 239     show_OPTION(NCURSES_GLOBALS, safeprint_rows);
 240 #endif
 241     show_THREAD(NCURSES_GLOBALS, mutex_curses);
 242 #if USE_PTHREADS_EINTR
 243     show_THREAD(NCURSES_GLOBALS, read_thread);
 244 #endif
 245     show_WIDECH(NCURSES_GLOBALS, key_name);
 246     show_TRACES(NCURSES_GLOBALS, trace_opened);
 247     show_TRACES(NCURSES_GLOBALS, trace_level);
 248     show_MLEAKS(NCURSES_GLOBALS, leak_checking);
 249
 250     printf("\n");
 251     show_size(NCURSES_PRESCREEN);
 252     show_offset(NCURSES_PRESCREEN, tparm_state);
 253     show_offset(NCURSES_PRESCREEN, saved_tty);
 254     show_offset(NCURSES_PRESCREEN, use_tioctl);
 255     show_offset(NCURSES_PRESCREEN, _outch);
 256 #ifndef USE_SP_RIPOFF
 257     show_NORMAL(NCURSES_PRESCREEN, rippedoff);
 258 #endif
 259 #if NCURSES_NO_PADDING
 260     show_OPTION(NCURSES_PRESCREEN, _no_padding);
 261 #endif
 262 #if BROKEN_LINKER
 263     show_offset(NCURSES_PRESCREEN, real_acs_map);
 264 #else
 265     show_REENTR(NCURSES_PRESCREEN, real_acs_map);
 266 #endif
 267 #if BROKEN_LINKER || USE_REENTRANT
 268     show_TRACES(NCURSES_PRESCREEN, _outchars);
 269 #endif
 270
 271     return EXIT_SUCCESS;
 272 }