Commit | Line | Data |
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7d9884b9 | 1 | /* Basic, host-specific, and target-specific definitions for GDB. |
6f54efdc SS |
2 | Copyright (C) 1986, 1989, 1991, 1992, 1993, 1994 |
3 | Free Software Foundation, Inc. | |
bd5635a1 RP |
4 | |
5 | This file is part of GDB. | |
6 | ||
a10c0d36 | 7 | This program is free software; you can redistribute it and/or modify |
bd5635a1 | 8 | it under the terms of the GNU General Public License as published by |
a10c0d36 JG |
9 | the Free Software Foundation; either version 2 of the License, or |
10 | (at your option) any later version. | |
bd5635a1 | 11 | |
a10c0d36 | 12 | This program is distributed in the hope that it will be useful, |
bd5635a1 RP |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
a10c0d36 JG |
18 | along with this program; if not, write to the Free Software |
19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
bd5635a1 | 20 | |
c1ace5b5 | 21 | #if !defined (DEFS_H) |
d747e0af MT |
22 | #define DEFS_H 1 |
23 | ||
24 | #include <stdio.h> | |
25 | ||
26 | /* First include ansidecl.h so we can use the various macro definitions | |
debd3443 | 27 | here and in all subsequent file inclusions. */ |
d747e0af MT |
28 | |
29 | #include "ansidecl.h" | |
30 | ||
7343d716 JK |
31 | /* For BFD64 and bfd_vma. */ |
32 | #include "bfd.h" | |
33 | ||
34 | /* An address in the program being debugged. Host byte order. Rather | |
35 | than duplicate all the logic in BFD which figures out what type | |
36 | this is (long, long long, etc.) and whether it needs to be 64 | |
37 | bits (the host/target interactions are subtle), we just use | |
38 | bfd_vma. */ | |
39 | ||
40 | typedef bfd_vma CORE_ADDR; | |
bd5635a1 RP |
41 | |
42 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
43 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
44 | ||
2e4964ad FF |
45 | /* Gdb does *lots* of string compares. Use macros to speed them up by |
46 | avoiding function calls if the first characters are not the same. */ | |
47 | ||
bd5d07d9 | 48 | #define STRCMP(a,b) (*(a) == *(b) ? strcmp ((a), (b)) : (int)*(a) - (int)*(b)) |
2e4964ad FF |
49 | #define STREQ(a,b) (*(a) == *(b) ? !strcmp ((a), (b)) : 0) |
50 | #define STREQN(a,b,c) (*(a) == *(b) ? !strncmp ((a), (b), (c)) : 0) | |
51 | ||
dd577ca5 | 52 | /* The character GNU C++ uses to build identifiers that must be unique from |
bd5635a1 RP |
53 | the program's identifiers (such as $this and $$vptr). */ |
54 | #define CPLUS_MARKER '$' /* May be overridden to '.' for SysV */ | |
55 | ||
e146177e | 56 | #include <errno.h> /* System call error return status */ |
bd5635a1 RP |
57 | |
58 | extern int quit_flag; | |
59 | extern int immediate_quit; | |
51b80b00 | 60 | extern int sevenbit_strings; |
d747e0af | 61 | |
6f54efdc | 62 | extern void quit PARAMS ((void)); |
bd5635a1 RP |
63 | |
64 | #define QUIT { if (quit_flag) quit (); } | |
65 | ||
e58de8a2 FF |
66 | /* Command classes are top-level categories into which commands are broken |
67 | down for "help" purposes. | |
68 | Notes on classes: class_alias is for alias commands which are not | |
69 | abbreviations of the original command. class-pseudo is for commands | |
70 | which are not really commands nor help topics ("stop"). */ | |
bd5635a1 RP |
71 | |
72 | enum command_class | |
73 | { | |
74 | /* Special args to help_list */ | |
75 | all_classes = -2, all_commands = -1, | |
76 | /* Classes of commands */ | |
77 | no_class = -1, class_run = 0, class_vars, class_stack, | |
78 | class_files, class_support, class_info, class_breakpoint, | |
e58de8a2 FF |
79 | class_alias, class_obscure, class_user, class_maintenance, |
80 | class_pseudo | |
bd5635a1 RP |
81 | }; |
82 | ||
bd5d07d9 FF |
83 | /* Languages represented in the symbol table and elsewhere. |
84 | This should probably be in language.h, but since enum's can't | |
85 | be forward declared to satisfy opaque references before their | |
86 | actual definition, needs to be here. */ | |
87 | ||
88 | enum language | |
89 | { | |
90 | language_unknown, /* Language not known */ | |
91 | language_auto, /* Placeholder for automatic setting */ | |
92 | language_c, /* C */ | |
93 | language_cplus, /* C++ */ | |
bd5d07d9 | 94 | language_chill, /* Chill */ |
754e5da2 SG |
95 | language_m2, /* Modula-2 */ |
96 | language_asm /* Assembly language */ | |
bd5d07d9 FF |
97 | }; |
98 | ||
bd5635a1 RP |
99 | /* the cleanup list records things that have to be undone |
100 | if an error happens (descriptors to be closed, memory to be freed, etc.) | |
101 | Each link in the chain records a function to call and an | |
102 | argument to give it. | |
103 | ||
104 | Use make_cleanup to add an element to the cleanup chain. | |
105 | Use do_cleanups to do all cleanup actions back to a given | |
106 | point in the chain. Use discard_cleanups to remove cleanups | |
107 | from the chain back to a given point, not doing them. */ | |
108 | ||
109 | struct cleanup | |
110 | { | |
111 | struct cleanup *next; | |
d747e0af MT |
112 | void (*function) PARAMS ((PTR)); |
113 | PTR arg; | |
bd5635a1 RP |
114 | }; |
115 | ||
d747e0af MT |
116 | /* From blockframe.c */ |
117 | ||
6f54efdc | 118 | extern int inside_entry_func PARAMS ((CORE_ADDR)); |
d747e0af | 119 | |
6f54efdc | 120 | extern int inside_entry_file PARAMS ((CORE_ADDR addr)); |
d747e0af | 121 | |
6f54efdc | 122 | extern int inside_main_func PARAMS ((CORE_ADDR pc)); |
d747e0af | 123 | |
7532cf10 FF |
124 | /* From ch-lang.c, for the moment. (FIXME) */ |
125 | ||
6f54efdc | 126 | extern char *chill_demangle PARAMS ((const char *)); |
7532cf10 | 127 | |
2e4964ad | 128 | /* From libiberty.a */ |
d747e0af | 129 | |
6f54efdc | 130 | extern char *cplus_demangle PARAMS ((const char *, int)); |
d747e0af | 131 | |
6f54efdc | 132 | extern char *cplus_mangle_opname PARAMS ((char *, int)); |
d747e0af | 133 | |
318bf84f | 134 | /* From libmmalloc.a (memory mapped malloc library) */ |
d747e0af | 135 | |
6f54efdc | 136 | extern PTR mmalloc_attach PARAMS ((int, PTR)); |
d747e0af | 137 | |
6f54efdc | 138 | extern PTR mmalloc_detach PARAMS ((PTR)); |
d747e0af | 139 | |
6f54efdc | 140 | extern PTR mmalloc PARAMS ((PTR, long)); |
d747e0af | 141 | |
6f54efdc | 142 | extern PTR mrealloc PARAMS ((PTR, PTR, long)); |
d747e0af | 143 | |
6f54efdc | 144 | extern void mfree PARAMS ((PTR, PTR)); |
d747e0af | 145 | |
6f54efdc | 146 | extern int mmalloc_setkey PARAMS ((PTR, int, PTR)); |
d747e0af | 147 | |
6f54efdc | 148 | extern PTR mmalloc_getkey PARAMS ((PTR, int)); |
d747e0af MT |
149 | |
150 | /* From utils.c */ | |
151 | ||
6f54efdc | 152 | extern int strcmp_iw PARAMS ((const char *, const char *)); |
d630b615 | 153 | |
6f54efdc | 154 | extern char *safe_strerror PARAMS ((int)); |
e146177e | 155 | |
6f54efdc | 156 | extern char *safe_strsignal PARAMS ((int)); |
e146177e | 157 | |
6f54efdc | 158 | extern void init_malloc PARAMS ((void *)); |
d747e0af | 159 | |
6f54efdc | 160 | extern void request_quit PARAMS ((int)); |
d747e0af | 161 | |
6f54efdc | 162 | extern void do_cleanups PARAMS ((struct cleanup *)); |
d747e0af | 163 | |
6f54efdc | 164 | extern void discard_cleanups PARAMS ((struct cleanup *)); |
d747e0af MT |
165 | |
166 | /* The bare make_cleanup function is one of those rare beasts that | |
167 | takes almost any type of function as the first arg and anything that | |
168 | will fit in a "void *" as the second arg. | |
169 | ||
170 | Should be, once all calls and called-functions are cleaned up: | |
171 | extern struct cleanup * | |
84d59861 | 172 | make_cleanup PARAMS ((void (*function) (void *), void *)); |
d747e0af MT |
173 | |
174 | Until then, lint and/or various type-checking compiler options will | |
175 | complain about make_cleanup calls. It'd be wrong to just cast things, | |
176 | since the type actually passed when the function is called would be | |
177 | wrong. */ | |
178 | ||
6f54efdc | 179 | extern struct cleanup *make_cleanup (); |
d747e0af | 180 | |
6f54efdc | 181 | extern struct cleanup *save_cleanups PARAMS ((void)); |
d747e0af | 182 | |
6f54efdc | 183 | extern void restore_cleanups PARAMS ((struct cleanup *)); |
d747e0af | 184 | |
6f54efdc | 185 | extern void free_current_contents PARAMS ((char **)); |
d747e0af | 186 | |
6f54efdc | 187 | extern void null_cleanup PARAMS ((char **)); |
d747e0af | 188 | |
6f54efdc | 189 | extern int myread PARAMS ((int, char *, int)); |
d747e0af | 190 | |
6f54efdc | 191 | extern int query (); |
6c803036 | 192 | \f |
96f7edbd JK |
193 | /* Annotation stuff. */ |
194 | ||
6c803036 JK |
195 | extern int annotation_level; /* in stack.c */ |
196 | \f | |
6f54efdc | 197 | extern void begin_line PARAMS ((void)); |
51b80b00 | 198 | |
6f54efdc | 199 | extern void wrap_here PARAMS ((char *)); |
d747e0af | 200 | |
6f54efdc | 201 | extern void reinitialize_more_filter PARAMS ((void)); |
d747e0af | 202 | |
04f566a3 JK |
203 | typedef FILE GDB_FILE; |
204 | #define gdb_stdout stdout | |
205 | #define gdb_stderr stderr | |
206 | ||
6f54efdc | 207 | extern int print_insn PARAMS ((CORE_ADDR, GDB_FILE *)); |
04f566a3 | 208 | |
6f54efdc | 209 | extern void gdb_flush PARAMS ((GDB_FILE *)); |
04f566a3 | 210 | |
6f54efdc | 211 | extern GDB_FILE *gdb_fopen PARAMS ((char * name, char * mode)); |
04f566a3 | 212 | |
6f54efdc | 213 | extern void fputs_filtered PARAMS ((const char *, GDB_FILE *)); |
04f566a3 | 214 | |
6f54efdc | 215 | extern void fputs_unfiltered PARAMS ((const char *, GDB_FILE *)); |
d747e0af | 216 | |
6f54efdc | 217 | extern void fputc_unfiltered PARAMS ((int, GDB_FILE *)); |
04f566a3 | 218 | |
6f54efdc | 219 | extern void putc_unfiltered PARAMS ((int)); |
04f566a3 JK |
220 | |
221 | #define putchar_unfiltered(C) putc_unfiltered(C) | |
d747e0af | 222 | |
6f54efdc | 223 | extern void puts_filtered PARAMS ((char *)); |
d747e0af | 224 | |
6f54efdc | 225 | extern void puts_unfiltered PARAMS ((char *)); |
04f566a3 | 226 | |
6f54efdc | 227 | extern void vprintf_filtered (); |
51b80b00 | 228 | |
6f54efdc | 229 | extern void vfprintf_filtered (); |
a8e033f2 | 230 | |
6f54efdc | 231 | extern void fprintf_filtered (); |
d747e0af | 232 | |
6f54efdc | 233 | extern void fprintfi_filtered (); |
a8e033f2 | 234 | |
6f54efdc | 235 | extern void printf_filtered (); |
d747e0af | 236 | |
6f54efdc | 237 | extern void printfi_filtered (); |
a8e033f2 | 238 | |
6f54efdc | 239 | extern void vprintf_unfiltered (); |
04f566a3 | 240 | |
6f54efdc | 241 | extern void vfprintf_unfiltered (); |
04f566a3 | 242 | |
6f54efdc | 243 | extern void fprintf_unfiltered (); |
d747e0af | 244 | |
6f54efdc | 245 | extern void printf_unfiltered (); |
04f566a3 | 246 | |
6f54efdc | 247 | extern void print_spaces PARAMS ((int, GDB_FILE *)); |
04f566a3 | 248 | |
6f54efdc | 249 | extern void print_spaces_filtered PARAMS ((int, GDB_FILE *)); |
d747e0af | 250 | |
6f54efdc | 251 | extern char *n_spaces PARAMS ((int)); |
d747e0af | 252 | |
6f54efdc | 253 | extern void gdb_printchar PARAMS ((int, GDB_FILE *, int)); |
d747e0af | 254 | |
833e0d94 JK |
255 | extern void gdb_print_address PARAMS ((void *, GDB_FILE *)); |
256 | ||
6f54efdc SS |
257 | extern void fprintf_symbol_filtered PARAMS ((GDB_FILE *, char *, |
258 | enum language, int)); | |
d747e0af | 259 | |
6f54efdc | 260 | extern void perror_with_name PARAMS ((char *)); |
d747e0af | 261 | |
6f54efdc | 262 | extern void print_sys_errmsg PARAMS ((char *, int)); |
d747e0af | 263 | |
1bef45ea JK |
264 | /* From regex.c or libc. BSD 4.4 declares this with the argument type as |
265 | "const char *" in unistd.h, so we can't declare the argument | |
266 | as "char *". */ | |
d747e0af | 267 | |
6f54efdc | 268 | extern char *re_comp PARAMS ((const char *)); |
d747e0af MT |
269 | |
270 | /* From symfile.c */ | |
271 | ||
6f54efdc | 272 | extern void symbol_file_command PARAMS ((char *, int)); |
d747e0af MT |
273 | |
274 | /* From main.c */ | |
275 | ||
6f54efdc | 276 | extern char *skip_quoted PARAMS ((char *)); |
d630b615 | 277 | |
6f54efdc | 278 | extern char *gdb_readline PARAMS ((char *)); |
d747e0af | 279 | |
6f54efdc | 280 | extern char *command_line_input PARAMS ((char *, int, char *)); |
d747e0af | 281 | |
6f54efdc | 282 | extern void print_prompt PARAMS ((void)); |
d747e0af | 283 | |
6f54efdc | 284 | extern int input_from_terminal_p PARAMS ((void)); |
d747e0af | 285 | |
bd5635a1 | 286 | /* From printcmd.c */ |
d747e0af | 287 | |
6f54efdc | 288 | extern void set_next_address PARAMS ((CORE_ADDR)); |
d747e0af | 289 | |
6f54efdc SS |
290 | extern void print_address_symbolic PARAMS ((CORE_ADDR, GDB_FILE *, int, |
291 | char *)); | |
d747e0af | 292 | |
6f54efdc | 293 | extern void print_address_numeric PARAMS ((CORE_ADDR, int, GDB_FILE *)); |
833e0d94 | 294 | |
6f54efdc | 295 | extern void print_address PARAMS ((CORE_ADDR, GDB_FILE *)); |
bd5635a1 | 296 | |
e1ce8aa5 | 297 | /* From source.c */ |
d747e0af | 298 | |
6f54efdc | 299 | extern int openp PARAMS ((char *, int, char *, int, int, char **)); |
d747e0af | 300 | |
6f54efdc | 301 | extern void mod_path PARAMS ((char *, char **)); |
d747e0af | 302 | |
6f54efdc | 303 | extern void directory_command PARAMS ((char *, int)); |
d747e0af | 304 | |
6f54efdc | 305 | extern void init_source_path PARAMS ((void)); |
d747e0af MT |
306 | |
307 | /* From findvar.c */ | |
308 | ||
6f54efdc | 309 | extern int read_relative_register_raw_bytes PARAMS ((int, char *)); |
e1ce8aa5 | 310 | |
bd5635a1 | 311 | /* From readline (but not in any readline .h files). */ |
d747e0af | 312 | |
6f54efdc | 313 | extern char *tilde_expand PARAMS ((char *)); |
bd5635a1 RP |
314 | |
315 | /* Structure for saved commands lines | |
316 | (for breakpoints, defined commands, etc). */ | |
317 | ||
318 | struct command_line | |
319 | { | |
320 | struct command_line *next; | |
321 | char *line; | |
322 | }; | |
323 | ||
6f54efdc | 324 | extern struct command_line *read_command_lines PARAMS ((void)); |
d747e0af | 325 | |
6f54efdc | 326 | extern void free_command_lines PARAMS ((struct command_line **)); |
bd5635a1 RP |
327 | |
328 | /* String containing the current directory (what getwd would return). */ | |
329 | ||
d747e0af | 330 | extern char *current_directory; |
bd5635a1 RP |
331 | |
332 | /* Default radixes for input and output. Only some values supported. */ | |
333 | extern unsigned input_radix; | |
334 | extern unsigned output_radix; | |
335 | ||
a8a69e63 FF |
336 | /* Possibilities for prettyprint parameters to routines which print |
337 | things. Like enum language, this should be in value.h, but needs | |
338 | to be here for the same reason. FIXME: If we can eliminate this | |
339 | as an arg to LA_VAL_PRINT, then we can probably move it back to | |
340 | value.h. */ | |
341 | ||
342 | enum val_prettyprint | |
343 | { | |
344 | Val_no_prettyprint = 0, | |
345 | Val_prettyprint, | |
346 | /* Use the default setting which the user has specified. */ | |
347 | Val_pretty_default | |
348 | }; | |
349 | ||
0a5d35ed SG |
350 | \f |
351 | /* Host machine definition. This will be a symlink to one of the | |
352 | xm-*.h files, built by the `configure' script. */ | |
353 | ||
354 | #include "xm.h" | |
355 | ||
e58de8a2 FF |
356 | /* Native machine support. This will be a symlink to one of the |
357 | nm-*.h files, built by the `configure' script. */ | |
358 | ||
359 | #include "nm.h" | |
360 | ||
e146177e SEF |
361 | /* If the xm.h file did not define the mode string used to open the |
362 | files, assume that binary files are opened the same way as text | |
363 | files */ | |
364 | #ifndef FOPEN_RB | |
365 | #include "fopen-same.h" | |
366 | #endif | |
367 | ||
0a5d35ed SG |
368 | /* |
369 | * Allow things in gdb to be declared "const". If compiling ANSI, it | |
370 | * just works. If compiling with gcc but non-ansi, redefine to __const__. | |
371 | * If non-ansi, non-gcc, then eliminate "const" entirely, making those | |
372 | * objects be read-write rather than read-only. | |
373 | */ | |
374 | ||
375 | #ifndef const | |
376 | #ifndef __STDC__ | |
377 | # ifdef __GNUC__ | |
378 | # define const __const__ | |
379 | # else | |
380 | # define const /*nothing*/ | |
381 | # endif /* GNUC */ | |
382 | #endif /* STDC */ | |
383 | #endif /* const */ | |
384 | ||
385 | #ifndef volatile | |
386 | #ifndef __STDC__ | |
387 | # ifdef __GNUC__ | |
388 | # define volatile __volatile__ | |
389 | # else | |
390 | # define volatile /*nothing*/ | |
391 | # endif /* GNUC */ | |
392 | #endif /* STDC */ | |
393 | #endif /* volatile */ | |
394 | ||
6f54efdc SS |
395 | /* The ability to declare that a function never returns is useful, but |
396 | not really required to compile GDB successfully, so the NORETURN and | |
397 | ATTR_NORETURN macros normally expand into nothing. */ | |
398 | ||
399 | /* If compiling with older versions of GCC, a function may be declared | |
400 | "volatile" to indicate that it does not return. */ | |
d747e0af MT |
401 | |
402 | #ifndef NORETURN | |
6f54efdc SS |
403 | # if defined(__GNUC__) \ |
404 | && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5)) | |
405 | # define NORETURN volatile | |
e676a15f | 406 | # else |
6f54efdc SS |
407 | # define NORETURN /* nothing */ |
408 | # endif | |
409 | #endif | |
410 | ||
411 | /* GCC 2.5 and later versions define a function attribute "noreturn", | |
412 | which is the preferred way to declare that a function never returns. */ | |
413 | ||
414 | #ifndef ATTR_NORETURN | |
415 | # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 5 | |
416 | # define ATTR_NORETURN __attribute__ ((noreturn)) | |
417 | # else | |
418 | # define ATTR_NORETURN /* nothing */ | |
e676a15f | 419 | # endif |
d747e0af MT |
420 | #endif |
421 | ||
0a5d35ed SG |
422 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). */ |
423 | ||
bd5635a1 | 424 | #if !defined (UINT_MAX) |
38dc5e12 | 425 | #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */ |
bd5635a1 RP |
426 | #endif |
427 | ||
e1ce8aa5 | 428 | #if !defined (INT_MAX) |
dd577ca5 | 429 | #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ |
e1ce8aa5 JK |
430 | #endif |
431 | ||
432 | #if !defined (INT_MIN) | |
38dc5e12 SG |
433 | #define INT_MIN (-INT_MAX - 1) /* 0x80000000 for 32-bits */ |
434 | #endif | |
435 | ||
436 | #if !defined (ULONG_MAX) | |
437 | #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */ | |
438 | #endif | |
439 | ||
440 | #if !defined (LONG_MAX) | |
441 | #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ | |
e1ce8aa5 JK |
442 | #endif |
443 | ||
7343d716 JK |
444 | #ifdef BFD64 |
445 | ||
446 | /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */ | |
447 | ||
70126bf9 | 448 | #define LONGEST BFD_HOST_64_BIT |
7343d716 JK |
449 | |
450 | #else /* No BFD64 */ | |
451 | ||
fad466eb SS |
452 | /* If all compilers for this host support "long long" and we want to |
453 | use it for LONGEST (the performance hit is about 10% on a testsuite | |
454 | run based on one DECstation test), then the xm.h file can define | |
455 | CC_HAS_LONG_LONG. | |
456 | ||
457 | Using GCC 1.39 on BSDI with long long causes about 700 new | |
458 | testsuite failures. Using long long for LONGEST on the DECstation | |
459 | causes 3 new FAILs in the testsuite and many heuristic fencepost | |
460 | warnings. These are not investigated, but a first guess would be | |
461 | that the BSDI problems are GCC bugs in long long support and the | |
462 | latter are GDB bugs. */ | |
7efb57c3 FF |
463 | |
464 | #ifndef CC_HAS_LONG_LONG | |
fad466eb | 465 | # if defined (__GNUC__) && defined (FORCE_LONG_LONG) |
7efb57c3 FF |
466 | # define CC_HAS_LONG_LONG 1 |
467 | # endif | |
468 | #endif | |
fad466eb | 469 | |
7efb57c3 FF |
470 | /* LONGEST should not be a typedef, because "unsigned LONGEST" needs to work. |
471 | CC_HAS_LONG_LONG is defined if the host compiler supports "long long" | |
472 | variables and we wish to make use of that support. */ | |
d747e0af MT |
473 | |
474 | #ifndef LONGEST | |
7efb57c3 FF |
475 | # ifdef CC_HAS_LONG_LONG |
476 | # define LONGEST long long | |
477 | # else | |
478 | # define LONGEST long | |
479 | # endif | |
480 | #endif | |
481 | ||
7343d716 JK |
482 | #endif /* No BFD64 */ |
483 | ||
7efb57c3 FF |
484 | /* Convert a LONGEST to an int. This is used in contexts (e.g. number of |
485 | arguments to a function, number in a value history, register number, etc.) | |
486 | where the value must not be larger than can fit in an int. */ | |
487 | ||
fb0f4231 | 488 | extern int longest_to_int PARAMS ((LONGEST)); |
d747e0af | 489 | |
0a5d35ed SG |
490 | /* Assorted functions we can declare, now that const and volatile are |
491 | defined. */ | |
d747e0af | 492 | |
6f54efdc | 493 | extern char *savestring PARAMS ((const char *, int)); |
d747e0af | 494 | |
6f54efdc | 495 | extern char *msavestring PARAMS ((void *, const char *, int)); |
318bf84f | 496 | |
6f54efdc | 497 | extern char *strsave PARAMS ((const char *)); |
d747e0af | 498 | |
6f54efdc | 499 | extern char *mstrsave PARAMS ((void *, const char *)); |
318bf84f | 500 | |
6f54efdc | 501 | extern char *concat PARAMS ((char *, ...)); |
d747e0af | 502 | |
6f54efdc | 503 | extern PTR xmalloc PARAMS ((long)); |
d747e0af | 504 | |
6f54efdc | 505 | extern PTR xrealloc PARAMS ((PTR, long)); |
318bf84f | 506 | |
6f54efdc | 507 | extern PTR xmmalloc PARAMS ((PTR, long)); |
318bf84f | 508 | |
6f54efdc | 509 | extern PTR xmrealloc PARAMS ((PTR, PTR, long)); |
318bf84f | 510 | |
6f54efdc | 511 | extern PTR mmalloc PARAMS ((PTR, long)); |
318bf84f | 512 | |
6f54efdc | 513 | extern PTR mrealloc PARAMS ((PTR, PTR, long)); |
318bf84f | 514 | |
6f54efdc | 515 | extern void mfree PARAMS ((PTR, PTR)); |
318bf84f | 516 | |
6f54efdc | 517 | extern int mmcheck PARAMS ((PTR, void (*) (void))); |
318bf84f | 518 | |
6f54efdc | 519 | extern int mmtrace PARAMS ((void)); |
d747e0af | 520 | |
6f54efdc | 521 | extern int parse_escape PARAMS ((char **)); |
d747e0af | 522 | |
e676a15f | 523 | extern const char * const reg_names[]; |
d747e0af | 524 | |
833e0d94 JK |
525 | /* Message to be printed before the error message, when an error occurs. */ |
526 | ||
527 | extern char *error_pre_print; | |
528 | ||
529 | /* Message to be printed before the warning message, when a warning occurs. */ | |
530 | ||
531 | extern char *warning_pre_print; | |
532 | ||
6f54efdc | 533 | extern NORETURN void error () ATTR_NORETURN; |
a0cf4681 JK |
534 | |
535 | extern void error_begin PARAMS ((void)); | |
d747e0af | 536 | |
6f54efdc | 537 | extern NORETURN void fatal () ATTR_NORETURN; |
d747e0af | 538 | |
6f54efdc | 539 | extern NORETURN void exit PARAMS ((int)) ATTR_NORETURN; /* 4.10.4.3 */ |
d747e0af | 540 | |
6f54efdc | 541 | extern NORETURN void nomem PARAMS ((long)) ATTR_NORETURN; |
318bf84f | 542 | |
2fcdae93 PS |
543 | /* Reasons for calling return_to_top_level. */ |
544 | enum return_reason { | |
545 | /* User interrupt. */ | |
546 | RETURN_QUIT, | |
547 | ||
548 | /* Any other error. */ | |
549 | RETURN_ERROR | |
550 | }; | |
551 | ||
552 | #define RETURN_MASK_QUIT (1 << (int)RETURN_QUIT) | |
553 | #define RETURN_MASK_ERROR (1 << (int)RETURN_ERROR) | |
554 | #define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR) | |
555 | typedef int return_mask; | |
556 | ||
6f54efdc SS |
557 | extern NORETURN void |
558 | return_to_top_level PARAMS ((enum return_reason)) ATTR_NORETURN; | |
2fcdae93 | 559 | |
6f54efdc SS |
560 | extern int |
561 | catch_errors PARAMS ((int (*) (char *), void *, char *, return_mask)); | |
d747e0af | 562 | |
6f54efdc | 563 | extern void warning_setup PARAMS ((void)); |
d747e0af | 564 | |
6f54efdc | 565 | extern void warning (); |
d747e0af MT |
566 | |
567 | /* Global functions from other, non-gdb GNU thingies (libiberty for | |
568 | instance) */ | |
569 | ||
6f54efdc | 570 | extern char *basename PARAMS ((char *)); |
d747e0af | 571 | |
6f54efdc | 572 | extern char *getenv PARAMS ((const char *)); |
d747e0af | 573 | |
6f54efdc | 574 | extern char **buildargv PARAMS ((char *)); |
d747e0af | 575 | |
6f54efdc | 576 | extern void freeargv PARAMS ((char **)); |
d747e0af | 577 | |
6f54efdc | 578 | extern char *strerrno PARAMS ((int)); |
e146177e | 579 | |
6f54efdc | 580 | extern char *strsigno PARAMS ((int)); |
e146177e | 581 | |
6f54efdc | 582 | extern int errno_max PARAMS ((void)); |
e146177e | 583 | |
6f54efdc | 584 | extern int signo_max PARAMS ((void)); |
e146177e | 585 | |
6f54efdc | 586 | extern int strtoerrno PARAMS ((char *)); |
e146177e | 587 | |
6f54efdc | 588 | extern int strtosigno PARAMS ((char *)); |
e146177e | 589 | |
6f54efdc | 590 | extern char *strsignal PARAMS ((int)); |
e146177e SEF |
591 | |
592 | /* From other system libraries */ | |
593 | ||
594 | #ifndef PSIGNAL_IN_SIGNAL_H | |
6f54efdc | 595 | extern void psignal PARAMS ((unsigned, const char *)); |
e146177e SEF |
596 | #endif |
597 | ||
d747e0af MT |
598 | /* For now, we can't include <stdlib.h> because it conflicts with |
599 | "../include/getopt.h". (FIXME) | |
600 | ||
318bf84f FF |
601 | However, if a function is defined in the ANSI C standard and a prototype |
602 | for that function is defined and visible in any header file in an ANSI | |
603 | conforming environment, then that prototype must match the definition in | |
604 | the ANSI standard. So we can just duplicate them here without conflict, | |
d747e0af MT |
605 | since they must be the same in all conforming ANSI environments. If |
606 | these cause problems, then the environment is not ANSI conformant. */ | |
607 | ||
0a5d35ed | 608 | #ifdef __STDC__ |
d747e0af | 609 | #include <stddef.h> |
0a5d35ed | 610 | #endif |
d747e0af | 611 | |
6f54efdc | 612 | extern int fclose PARAMS ((GDB_FILE *stream)); /* 4.9.5.1 */ |
d747e0af | 613 | |
6f54efdc | 614 | extern void perror PARAMS ((const char *)); /* 4.9.10.4 */ |
e146177e | 615 | |
6f54efdc | 616 | extern double atof PARAMS ((const char *nptr)); /* 4.10.1.1 */ |
d747e0af | 617 | |
6f54efdc | 618 | extern int atoi PARAMS ((const char *)); /* 4.10.1.2 */ |
51b57ded | 619 | |
d747e0af | 620 | #ifndef MALLOC_INCOMPATIBLE |
318bf84f | 621 | |
6f54efdc | 622 | extern PTR malloc PARAMS ((size_t size)); /* 4.10.3.3 */ |
d747e0af | 623 | |
6f54efdc | 624 | extern PTR realloc PARAMS ((void *ptr, size_t size)); /* 4.10.3.4 */ |
d747e0af | 625 | |
6f54efdc | 626 | extern void free PARAMS ((void *)); /* 4.10.3.2 */ |
318bf84f FF |
627 | |
628 | #endif /* MALLOC_INCOMPATIBLE */ | |
d747e0af | 629 | |
d630b615 | 630 | extern void |
d747e0af MT |
631 | qsort PARAMS ((void *base, size_t nmemb, /* 4.10.5.2 */ |
632 | size_t size, | |
fad466eb | 633 | int (*compar)(const void *, const void *))); |
d747e0af | 634 | |
0f552c5f | 635 | #ifndef MEM_FNS_DECLARED /* Some non-ANSI use void *, not char *. */ |
6f54efdc | 636 | extern PTR memcpy PARAMS ((void *, const void *, size_t)); /* 4.11.2.1 */ |
51b57ded | 637 | |
6f54efdc | 638 | extern int memcmp PARAMS ((const void *, const void *, size_t)); /* 4.11.4.1 */ |
38dc5e12 | 639 | #endif |
51b57ded | 640 | |
6f54efdc | 641 | extern char *strchr PARAMS ((const char *, int)); /* 4.11.5.2 */ |
d747e0af | 642 | |
6f54efdc | 643 | extern char *strrchr PARAMS ((const char *, int)); /* 4.11.5.5 */ |
d747e0af | 644 | |
6f54efdc | 645 | extern char *strstr PARAMS ((const char *, const char *)); /* 4.11.5.7 */ |
e146177e | 646 | |
6f54efdc | 647 | extern char *strtok PARAMS ((char *, const char *)); /* 4.11.5.8 */ |
d747e0af | 648 | |
0f552c5f | 649 | #ifndef MEM_FNS_DECLARED /* Some non-ANSI use void *, not char *. */ |
6f54efdc | 650 | extern PTR memset PARAMS ((void *, int, size_t)); /* 4.11.6.1 */ |
0f552c5f | 651 | #endif |
51b57ded | 652 | |
6f54efdc | 653 | extern char *strerror PARAMS ((int)); /* 4.11.6.2 */ |
e2aab031 | 654 | |
0a5d35ed SG |
655 | /* Various possibilities for alloca. */ |
656 | #ifndef alloca | |
657 | # ifdef __GNUC__ | |
658 | # define alloca __builtin_alloca | |
7343d716 | 659 | # else /* Not GNU C */ |
0a5d35ed | 660 | # ifdef sparc |
22fd4704 | 661 | # include <alloca.h> /* NOTE: Doesn't declare alloca() */ |
e676a15f | 662 | # endif |
7343d716 JK |
663 | |
664 | /* We need to be careful not to declare this in a way which conflicts with | |
665 | bison. Bison never declares it as char *, but under various circumstances | |
666 | (like __hpux) we need to use void *. */ | |
667 | # if defined (__STDC__) || defined (__hpux) | |
668 | extern void *alloca (); | |
669 | # else /* Don't use void *. */ | |
0f552c5f | 670 | extern char *alloca (); |
7343d716 JK |
671 | # endif /* Don't use void *. */ |
672 | # endif /* Not GNU C */ | |
673 | #endif /* alloca not defined */ | |
e2aab031 | 674 | |
debd3443 | 675 | /* TARGET_BYTE_ORDER and HOST_BYTE_ORDER must be defined to one of these. */ |
a10c0d36 | 676 | |
0a5d35ed SG |
677 | #if !defined (BIG_ENDIAN) |
678 | #define BIG_ENDIAN 4321 | |
679 | #endif | |
a10c0d36 | 680 | |
0a5d35ed SG |
681 | #if !defined (LITTLE_ENDIAN) |
682 | #define LITTLE_ENDIAN 1234 | |
683 | #endif | |
a10c0d36 | 684 | |
2fcdae93 | 685 | /* Target-system-dependent parameters for GDB. */ |
7d9884b9 JG |
686 | |
687 | /* Target machine definition. This will be a symlink to one of the | |
688 | tm-*.h files, built by the `configure' script. */ | |
689 | ||
7d9884b9 | 690 | #include "tm.h" |
7d9884b9 | 691 | |
04f566a3 JK |
692 | /* Number of bits in a char or unsigned char for the target machine. |
693 | Just like CHAR_BIT in <limits.h> but describes the target machine. */ | |
694 | #if !defined (TARGET_CHAR_BIT) | |
695 | #define TARGET_CHAR_BIT 8 | |
696 | #endif | |
697 | ||
698 | /* Number of bits in a short or unsigned short for the target machine. */ | |
699 | #if !defined (TARGET_SHORT_BIT) | |
700 | #define TARGET_SHORT_BIT (2 * TARGET_CHAR_BIT) | |
701 | #endif | |
702 | ||
703 | /* Number of bits in an int or unsigned int for the target machine. */ | |
704 | #if !defined (TARGET_INT_BIT) | |
705 | #define TARGET_INT_BIT (4 * TARGET_CHAR_BIT) | |
706 | #endif | |
707 | ||
708 | /* Number of bits in a long or unsigned long for the target machine. */ | |
709 | #if !defined (TARGET_LONG_BIT) | |
710 | #define TARGET_LONG_BIT (4 * TARGET_CHAR_BIT) | |
711 | #endif | |
712 | ||
713 | /* Number of bits in a long long or unsigned long long for the target machine. */ | |
714 | #if !defined (TARGET_LONG_LONG_BIT) | |
715 | #define TARGET_LONG_LONG_BIT (2 * TARGET_LONG_BIT) | |
716 | #endif | |
717 | ||
718 | /* Number of bits in a float for the target machine. */ | |
719 | #if !defined (TARGET_FLOAT_BIT) | |
720 | #define TARGET_FLOAT_BIT (4 * TARGET_CHAR_BIT) | |
721 | #endif | |
722 | ||
723 | /* Number of bits in a double for the target machine. */ | |
724 | #if !defined (TARGET_DOUBLE_BIT) | |
725 | #define TARGET_DOUBLE_BIT (8 * TARGET_CHAR_BIT) | |
726 | #endif | |
727 | ||
728 | /* Number of bits in a long double for the target machine. */ | |
729 | #if !defined (TARGET_LONG_DOUBLE_BIT) | |
730 | #define TARGET_LONG_DOUBLE_BIT (2 * TARGET_DOUBLE_BIT) | |
731 | #endif | |
732 | ||
733 | /* Number of bits in a "complex" for the target machine. */ | |
734 | #if !defined (TARGET_COMPLEX_BIT) | |
735 | #define TARGET_COMPLEX_BIT (2 * TARGET_FLOAT_BIT) | |
736 | #endif | |
737 | ||
738 | /* Number of bits in a "double complex" for the target machine. */ | |
739 | #if !defined (TARGET_DOUBLE_COMPLEX_BIT) | |
740 | #define TARGET_DOUBLE_COMPLEX_BIT (2 * TARGET_DOUBLE_BIT) | |
741 | #endif | |
742 | ||
743 | /* Number of bits in a pointer for the target machine */ | |
744 | #if !defined (TARGET_PTR_BIT) | |
745 | #define TARGET_PTR_BIT TARGET_INT_BIT | |
746 | #endif | |
747 | ||
748 | /* If we picked up a copy of CHAR_BIT from a configuration file | |
749 | (which may get it by including <limits.h>) then use it to set | |
750 | the number of bits in a host char. If not, use the same size | |
751 | as the target. */ | |
752 | ||
753 | #if defined (CHAR_BIT) | |
754 | #define HOST_CHAR_BIT CHAR_BIT | |
755 | #else | |
756 | #define HOST_CHAR_BIT TARGET_CHAR_BIT | |
757 | #endif | |
758 | ||
7d9884b9 JG |
759 | /* The bit byte-order has to do just with numbering of bits in |
760 | debugging symbols and such. Conceptually, it's quite separate | |
761 | from byte/word byte order. */ | |
762 | ||
763 | #if !defined (BITS_BIG_ENDIAN) | |
764 | #if TARGET_BYTE_ORDER == BIG_ENDIAN | |
765 | #define BITS_BIG_ENDIAN 1 | |
766 | #endif /* Big endian. */ | |
767 | ||
768 | #if TARGET_BYTE_ORDER == LITTLE_ENDIAN | |
769 | #define BITS_BIG_ENDIAN 0 | |
770 | #endif /* Little endian. */ | |
771 | #endif /* BITS_BIG_ENDIAN not defined. */ | |
772 | ||
e3c16900 | 773 | /* In findvar.c. */ |
e3c16900 | 774 | |
6f54efdc SS |
775 | extern LONGEST extract_signed_integer PARAMS ((void *, int)); |
776 | ||
777 | extern unsigned LONGEST extract_unsigned_integer PARAMS ((void *, int)); | |
778 | ||
779 | extern CORE_ADDR extract_address PARAMS ((void *, int)); | |
780 | ||
781 | extern void store_signed_integer PARAMS ((void *, int, LONGEST)); | |
782 | ||
783 | extern void store_unsigned_integer PARAMS ((void *, int, unsigned LONGEST)); | |
784 | ||
785 | extern void store_address PARAMS ((void *, int, CORE_ADDR)); | |
786 | ||
787 | extern double extract_floating PARAMS ((void *, int)); | |
04f566a3 | 788 | |
6f54efdc | 789 | extern void store_floating PARAMS ((void *, int, double)); |
e3c16900 | 790 | \f |
7d9884b9 JG |
791 | /* On some machines there are bits in addresses which are not really |
792 | part of the address, but are used by the kernel, the hardware, etc. | |
793 | for special purposes. ADDR_BITS_REMOVE takes out any such bits | |
794 | so we get a "real" address such as one would find in a symbol | |
04f566a3 | 795 | table. This is used only for addresses of instructions, and even then |
e3c16900 JK |
796 | I'm not sure it's used in all contexts. It exists to deal with there |
797 | being a few stray bits in the PC which would mislead us, not as some sort | |
04f566a3 JK |
798 | of generic thing to handle alignment or segmentation (it's possible it |
799 | should be in TARGET_READ_PC instead). */ | |
7d9884b9 JG |
800 | #if !defined (ADDR_BITS_REMOVE) |
801 | #define ADDR_BITS_REMOVE(addr) (addr) | |
7d9884b9 JG |
802 | #endif /* No ADDR_BITS_REMOVE. */ |
803 | ||
d747e0af MT |
804 | /* From valops.c */ |
805 | ||
6f54efdc | 806 | extern CORE_ADDR push_bytes PARAMS ((CORE_ADDR, char *, int)); |
d747e0af | 807 | |
6f54efdc | 808 | extern CORE_ADDR push_word PARAMS ((CORE_ADDR, unsigned LONGEST)); |
d747e0af | 809 | |
0239d9b3 FF |
810 | /* Some parts of gdb might be considered optional, in the sense that they |
811 | are not essential for being able to build a working, usable debugger | |
812 | for a specific environment. For example, the maintenance commands | |
813 | are there for the benefit of gdb maintainers. As another example, | |
814 | some environments really don't need gdb's that are able to read N | |
815 | different object file formats. In order to make it possible (but | |
816 | not necessarily recommended) to build "stripped down" versions of | |
817 | gdb, the following defines control selective compilation of those | |
818 | parts of gdb which can be safely left out when necessary. Note that | |
819 | the default is to include everything. */ | |
820 | ||
821 | #ifndef MAINTENANCE_CMDS | |
822 | #define MAINTENANCE_CMDS 1 | |
823 | #endif | |
824 | ||
754e5da2 SG |
825 | /* Hooks for alternate command interfaces. */ |
826 | ||
827 | #ifdef __STDC__ | |
828 | struct symtab; | |
829 | struct breakpoint; | |
830 | #endif | |
831 | ||
8164ec2e SG |
832 | extern void (*init_ui_hook) PARAMS ((void)); |
833 | extern void (*command_loop_hook) PARAMS ((void)); | |
834 | extern void (*fputs_unfiltered_hook) PARAMS ((const char *linebuffer)); | |
835 | extern void (*print_frame_info_listing_hook) PARAMS ((struct symtab *s, int line, | |
754e5da2 | 836 | int stopline, int noerror)); |
8164ec2e SG |
837 | extern int (*query_hook) PARAMS (()); |
838 | extern void (*flush_hook) PARAMS ((FILE *stream)); | |
839 | extern void (*create_breakpoint_hook) PARAMS ((struct breakpoint *b)); | |
840 | extern void (*delete_breakpoint_hook) PARAMS ((struct breakpoint *bpt)); | |
841 | extern void (*enable_breakpoint_hook) PARAMS ((struct breakpoint *bpt)); | |
842 | extern void (*disable_breakpoint_hook) PARAMS ((struct breakpoint *bpt)); | |
754e5da2 SG |
843 | |
844 | /* Inhibit window interface if non-zero. */ | |
845 | ||
846 | extern int no_windows; | |
847 | ||
d747e0af | 848 | #endif /* !defined (DEFS_H) */ |