tools-for-build/grovel-headers.c

   1 /*
   2  * Rummage through the system header files using the C compiler itself
   3  * as a parser, extracting stuff like preprocessor constants and the
   4  * sizes and signedness of basic system types, and write it out as
   5  * Lisp code.
   6  */
   7
   8 /*
   9  * This software is part of the SBCL system. See the README file for
  10  * more information.
  11  *
  12  * While most of SBCL is derived from the CMU CL system, many
  13  * utilities for the build process (like this one) were written from
  14  * scratch after the fork from CMU CL.
  15  *
  16  * This software is in the public domain and is provided with
  17  * absolutely no warranty. See the COPYING and CREDITS files for
  18  * more information.
  19  */
  20
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <sys/types.h>
  24 #ifdef _WIN32
  25   #define WIN32_LEAN_AND_MEAN
  26   #include <windows.h>
  27   #include <shlobj.h>
  28 #else
  29   #include <sys/times.h>
  30   #include <sys/wait.h>
  31   #include <sys/ioctl.h>
  32   #include <sys/termios.h>
  33   #ifdef __APPLE_CC__
  34     #include "../src/runtime/darwin-dlshim.h"
  35     #include "../src/runtime/darwin-langinfo.h"
  36   #else
  37     #include <dlfcn.h>
  38     #include <langinfo.h>
  39   #endif
  40 #endif
  41
  42 #include <sys/stat.h>
  43 #include <fcntl.h>
  44 #include <unistd.h>
  45 #include <signal.h>
  46 #include <errno.h>
  47
  48 #include "genesis/config.h"
  49
  50 #include "wrap.h"
  51
  52 #define DEFTYPE(lispname,cname) { cname foo; \
  53     printf("(define-alien-type " lispname " (%s %d))\n", (((foo=-1)<0) ? "sb!alien:signed" : "unsigned"), (8 * (sizeof foo))); }
  54
  55 void
  56 defconstant(char* lisp_name, unsigned long unix_number)
  57 {
  58     printf("(defconstant %s %lu) ; #x%lx\n",
  59            lisp_name, unix_number, unix_number);
  60 }
  61
  62 void deferrno(char* lisp_name, unsigned long unix_number)
  63 {
  64     defconstant(lisp_name, unix_number);
  65 }
  66
  67 void defsignal(char* lisp_name, unsigned long unix_number)
  68 {
  69     defconstant(lisp_name, unix_number);
  70 }
  71
  72 int
  73 main(int argc, char *argv[])
  74 {
  75     /* don't need no steenking command line arguments */
  76     if (1 != argc) {
  77         fprintf(stderr, "argh! command line argument(s)\n");
  78         exit(1);
  79     }
  80
  81     /* don't need no steenking hand-editing */
  82     printf(
  83 ";;;; This is an automatically generated file, please do not hand-edit it.\n\
  84 ;;;; See the program \"grovel-headers.c\".\n\
  85 \n\
  86 ");
  87 #ifdef _WIN32
  88     printf("(in-package \"SB!WIN32\")\n\n");
  89
  90     defconstant ("input-record-size", sizeof (INPUT_RECORD));
  91
  92     defconstant ("MAX_PATH", MAX_PATH);
  93
  94     printf(";;; CSIDL\n");
  95
  96     defconstant ("CSIDL_DESKTOP", CSIDL_DESKTOP);
  97     defconstant ("CSIDL_INTERNET", CSIDL_INTERNET);
  98     defconstant ("CSIDL_PROGRAMS", CSIDL_PROGRAMS);
  99     defconstant ("CSIDL_CONTROLS", CSIDL_CONTROLS);
 100     defconstant ("CSIDL_PRINTERS", CSIDL_PRINTERS);
 101     defconstant ("CSIDL_PERSONAL", CSIDL_PERSONAL);
 102     defconstant ("CSIDL_FAVORITES", CSIDL_FAVORITES);
 103     defconstant ("CSIDL_STARTUP", CSIDL_STARTUP);
 104     defconstant ("CSIDL_RECENT", CSIDL_RECENT);
 105     defconstant ("CSIDL_SENDTO", CSIDL_SENDTO);
 106     defconstant ("CSIDL_BITBUCKET", CSIDL_BITBUCKET);
 107     defconstant ("CSIDL_STARTMENU", CSIDL_STARTMENU);
 108     defconstant ("CSIDL_DESKTOPDIRECTORY", CSIDL_DESKTOPDIRECTORY);
 109     defconstant ("CSIDL_DRIVES", CSIDL_DRIVES);
 110     defconstant ("CSIDL_NETWORK", CSIDL_NETWORK);
 111     defconstant ("CSIDL_NETHOOD", CSIDL_NETHOOD);
 112     defconstant ("CSIDL_FONTS", CSIDL_FONTS);
 113     defconstant ("CSIDL_TEMPLATES", CSIDL_TEMPLATES);
 114     defconstant ("CSIDL_COMMON_STARTMENU", CSIDL_COMMON_STARTMENU);
 115     defconstant ("CSIDL_COMMON_PROGRAMS", CSIDL_COMMON_PROGRAMS);
 116     defconstant ("CSIDL_COMMON_STARTUP", CSIDL_COMMON_STARTUP);
 117     defconstant ("CSIDL_COMMON_DESKTOPDIRECTORY", CSIDL_COMMON_DESKTOPDIRECTORY);
 118     defconstant ("CSIDL_APPDATA", CSIDL_APPDATA);
 119     defconstant ("CSIDL_PRINTHOOD", CSIDL_PRINTHOOD);
 120     defconstant ("CSIDL_LOCAL_APPDATA", CSIDL_LOCAL_APPDATA);
 121     defconstant ("CSIDL_ALTSTARTUP", CSIDL_ALTSTARTUP);
 122     defconstant ("CSIDL_COMMON_ALTSTARTUP", CSIDL_COMMON_ALTSTARTUP);
 123     defconstant ("CSIDL_COMMON_FAVORITES", CSIDL_COMMON_FAVORITES);
 124     defconstant ("CSIDL_INTERNET_CACHE", CSIDL_INTERNET_CACHE);
 125     defconstant ("CSIDL_COOKIES", CSIDL_COOKIES);
 126     defconstant ("CSIDL_HISTORY", CSIDL_HISTORY);
 127     defconstant ("CSIDL_COMMON_APPDATA", CSIDL_COMMON_APPDATA);
 128     defconstant ("CSIDL_WINDOWS", CSIDL_WINDOWS);
 129     defconstant ("CSIDL_SYSTEM", CSIDL_SYSTEM);
 130     defconstant ("CSIDL_PROGRAM_FILES", CSIDL_PROGRAM_FILES);
 131     defconstant ("CSIDL_MYPICTURES", CSIDL_MYPICTURES);
 132     defconstant ("CSIDL_PROFILE", CSIDL_PROFILE);
 133     defconstant ("CSIDL_SYSTEMX86", CSIDL_SYSTEMX86);
 134     defconstant ("CSIDL_PROGRAM_FILESX86", CSIDL_PROGRAM_FILESX86);
 135     defconstant ("CSIDL_PROGRAM_FILES_COMMON", CSIDL_PROGRAM_FILES_COMMON);
 136     defconstant ("CSIDL_PROGRAM_FILES_COMMONX86", CSIDL_PROGRAM_FILES_COMMONX86);
 137     defconstant ("CSIDL_COMMON_TEMPLATES", CSIDL_COMMON_TEMPLATES);
 138     defconstant ("CSIDL_COMMON_DOCUMENTS", CSIDL_COMMON_DOCUMENTS);
 139     defconstant ("CSIDL_COMMON_ADMINTOOLS", CSIDL_COMMON_ADMINTOOLS);
 140     defconstant ("CSIDL_ADMINTOOLS", CSIDL_ADMINTOOLS);
 141     defconstant ("CSIDL_CONNECTIONS", CSIDL_CONNECTIONS);
 142     defconstant ("CSIDL_COMMON_MUSIC", CSIDL_COMMON_MUSIC);
 143     defconstant ("CSIDL_COMMON_PICTURES", CSIDL_COMMON_PICTURES);
 144     defconstant ("CSIDL_COMMON_VIDEO", CSIDL_COMMON_VIDEO);
 145     defconstant ("CSIDL_RESOURCES", CSIDL_RESOURCES);
 146     defconstant ("CSIDL_RESOURCES_LOCALIZED", CSIDL_RESOURCES_LOCALIZED);
 147     defconstant ("CSIDL_COMMON_OEM_LINKS", CSIDL_COMMON_OEM_LINKS);
 148     defconstant ("CSIDL_CDBURN_AREA", CSIDL_CDBURN_AREA);
 149     defconstant ("CSIDL_COMPUTERSNEARME", CSIDL_COMPUTERSNEARME);
 150     defconstant ("CSIDL_FLAG_DONT_VERIFY", CSIDL_FLAG_DONT_VERIFY);
 151     defconstant ("CSIDL_FLAG_CREATE", CSIDL_FLAG_CREATE);
 152     defconstant ("CSIDL_FLAG_MASK", CSIDL_FLAG_MASK);
 153
 154     printf(";;; Exception codes\n");
 155     defconstant("+exception-access-violation+", EXCEPTION_ACCESS_VIOLATION);
 156     defconstant("+exception-array-bounds-exceeded+", EXCEPTION_ARRAY_BOUNDS_EXCEEDED);
 157     defconstant("+exception-breakpoint+", EXCEPTION_BREAKPOINT);
 158     defconstant("+exception-datatype-misalignment+", EXCEPTION_DATATYPE_MISALIGNMENT);
 159     defconstant("+exception-flt-denormal-operand+", EXCEPTION_FLT_DENORMAL_OPERAND);
 160     defconstant("+exception-flt-divide-by-zero+", EXCEPTION_FLT_DIVIDE_BY_ZERO);
 161     defconstant("+exception-flt-inexact-result+", EXCEPTION_FLT_INEXACT_RESULT);
 162     defconstant("+exception-flt-invalid-operation+", EXCEPTION_FLT_INVALID_OPERATION);
 163     defconstant("+exception-flt-overflow+", EXCEPTION_FLT_OVERFLOW);
 164     defconstant("+exception-flt-stack-check+", EXCEPTION_FLT_STACK_CHECK);
 165     defconstant("+exception-flt-underflow+", EXCEPTION_FLT_UNDERFLOW);
 166     defconstant("+exception-illegal-instruction+", EXCEPTION_ILLEGAL_INSTRUCTION);
 167     defconstant("+exception-in-page-error+", EXCEPTION_IN_PAGE_ERROR);
 168     defconstant("+exception-int-divide-by-zero+", EXCEPTION_INT_DIVIDE_BY_ZERO);
 169     defconstant("+exception-int-overflow+", EXCEPTION_INT_OVERFLOW);
 170     defconstant("+exception-invalid-disposition+", EXCEPTION_INVALID_DISPOSITION);
 171     defconstant("+exception-noncontinuable-exception+", EXCEPTION_NONCONTINUABLE_EXCEPTION);
 172     defconstant("+exception-priv-instruction+", EXCEPTION_PRIV_INSTRUCTION);
 173     defconstant("+exception-single-step+", EXCEPTION_SINGLE_STEP);
 174     defconstant("+exception-stack-overflow+", EXCEPTION_STACK_OVERFLOW);
 175
 176     printf(";;; FormatMessage\n");
 177
 178     defconstant ("FORMAT_MESSAGE_ALLOCATE_BUFFER", FORMAT_MESSAGE_ALLOCATE_BUFFER);
 179     defconstant ("FORMAT_MESSAGE_FROM_SYSTEM", FORMAT_MESSAGE_FROM_SYSTEM);
 180
 181     printf(";;; Errors\n");
 182
 183     defconstant ("ERROR_ENVVAR_NOT_FOUND", ERROR_ENVVAR_NOT_FOUND);
 184
 185     printf(";;; GetComputerName\n");
 186
 187     defconstant ("MAX_COMPUTERNAME_LENGTH", MAX_COMPUTERNAME_LENGTH);
 188     defconstant ("ERROR_BUFFER_OVERFLOW", ERROR_BUFFER_OVERFLOW);
 189
 190     printf(";;; Windows Types\n");
 191     DEFTYPE("int-ptr", INT_PTR);
 192     DEFTYPE("dword",   DWORD);
 193     DEFTYPE("bool",    BOOL);
 194     DEFTYPE("uint",    UINT);
 195     DEFTYPE("ulong",   ULONG);
 196
 197     /* FIXME: SB-UNIX and SB-WIN32 really need to be untangled. */
 198     printf("(in-package \"SB!UNIX\")\n\n");
 199     printf(";;; Unix-like constants and types on Windows\n");
 200     defconstant("o_rdonly", _O_RDONLY);
 201     defconstant("o_wronly", _O_WRONLY);
 202     defconstant("o_rdwr",   _O_RDWR);
 203     defconstant("o_creat",  _O_CREAT);
 204     defconstant("o_trunc",  _O_TRUNC);
 205     defconstant("o_append", _O_APPEND);
 206     defconstant("o_excl",   _O_EXCL);
 207     defconstant("o_binary", _O_BINARY);
 208
 209     defconstant("enoent", ENOENT);
 210     defconstant("eexist", EEXIST);
 211
 212     defconstant("s-ifmt",  S_IFMT);
 213     defconstant("s-ifdir", S_IFDIR);
 214     defconstant("s-ifreg", S_IFREG);
 215
 216     DEFTYPE("ino-t",  ino_t);
 217     DEFTYPE("time-t", time_t);
 218     DEFTYPE("off-t",  off_t);
 219     DEFTYPE("size-t", size_t);
 220     DEFTYPE("mode-t", mode_t);
 221
 222     DEFTYPE("wst-dev-t", wst_dev_t);
 223     DEFTYPE("wst-off-t", wst_off_t);
 224     DEFTYPE("wst-blksize-t", wst_blksize_t);
 225     DEFTYPE("wst-blkcnt-t", wst_blkcnt_t);
 226     DEFTYPE("wst-nlink-t", wst_nlink_t);
 227     DEFTYPE("wst-uid-t", wst_uid_t);
 228     DEFTYPE("wst-gid-t", wst_gid_t);
 229     printf("\n");
 230 #else
 231     printf("(in-package \"SB!ALIEN\")\n\n");
 232
 233     printf (";;;flags for dlopen()\n");
 234
 235     defconstant ("rtld-lazy", RTLD_LAZY);
 236     defconstant ("rtld-now", RTLD_NOW);
 237     defconstant ("rtld-global", RTLD_GLOBAL);
 238
 239     printf("(in-package \"SB!UNIX\")\n\n");
 240
 241     printf(";;; langinfo\n");
 242     defconstant("codeset", CODESET);
 243
 244     printf(";;; types, types, types\n");
 245     DEFTYPE("clock-t", clock_t);
 246     DEFTYPE("dev-t",   dev_t);
 247     DEFTYPE("gid-t",   gid_t);
 248     DEFTYPE("ino-t",   ino_t);
 249     DEFTYPE("mode-t",  mode_t);
 250     DEFTYPE("nlink-t", nlink_t);
 251     DEFTYPE("off-t",   off_t);
 252     DEFTYPE("size-t",  size_t);
 253     DEFTYPE("time-t",  time_t);
 254 #if !defined(LISP_FEATURE_OS_PROVIDES_SUSECONDS_T)
 255     /* Similar kludge in sb-posix. */
 256     DEFTYPE("suseconds-t", long);
 257 #else
 258     DEFTYPE("suseconds-t", suseconds_t);
 259 #endif
 260     DEFTYPE("uid-t",   uid_t);
 261     printf(";; Types in src/runtime/wrap.h. See that file for explantion.\n");
 262     printf(";; Don't use these types for anything other than the stat wrapper.\n");
 263     DEFTYPE("wst-dev-t", wst_dev_t);
 264     DEFTYPE("wst-off-t", wst_off_t);
 265     DEFTYPE("wst-blksize-t", wst_blksize_t);
 266     DEFTYPE("wst-blkcnt-t", wst_blkcnt_t);
 267     DEFTYPE("wst-nlink-t", wst_nlink_t);
 268     DEFTYPE("wst-uid-t", wst_uid_t);
 269     DEFTYPE("wst-gid-t", wst_gid_t);
 270     printf("\n");
 271
 272     printf(";;; fcntl.h (or unistd.h on OpenBSD and NetBSD)\n");
 273     defconstant("r_ok", R_OK);
 274     defconstant("w_ok", W_OK);
 275     defconstant("x_ok", X_OK);
 276     defconstant("f_ok", F_OK);
 277     printf("\n");
 278
 279     printf(";;; fcntlbits.h\n");
 280     defconstant("o_rdonly",  O_RDONLY);
 281     defconstant("o_wronly",  O_WRONLY);
 282     defconstant("o_rdwr",    O_RDWR);
 283     defconstant("o_accmode", O_ACCMODE);
 284     defconstant("o_creat",   O_CREAT);
 285     defconstant("o_excl",    O_EXCL);
 286     defconstant("o_noctty",  O_NOCTTY);
 287     defconstant("o_trunc",   O_TRUNC);
 288     defconstant("o_append",  O_APPEND);
 289 #ifdef LISP_FEATURE_LARGEFILE
 290     defconstant("o_largefile", O_LARGEFILE);
 291 #endif
 292
 293     printf(";;;\n");
 294     defconstant("s-ifmt",  S_IFMT);
 295     defconstant("s-ififo", S_IFIFO);
 296     defconstant("s-ifchr", S_IFCHR);
 297     defconstant("s-ifdir", S_IFDIR);
 298     defconstant("s-ifblk", S_IFBLK);
 299     defconstant("s-ifreg", S_IFREG);
 300     printf("\n");
 301
 302     defconstant("s-iflnk",  S_IFLNK);
 303     defconstant("s-ifsock", S_IFSOCK);
 304     printf("\n");
 305
 306     printf(";;; error numbers\n");
 307     deferrno("enoent", ENOENT);
 308     deferrno("eintr", EINTR);
 309     deferrno("eio", EIO);
 310     deferrno("eexist", EEXIST);
 311     deferrno("eloop", ELOOP);
 312     deferrno("espipe", ESPIPE);
 313     deferrno("ewouldblock", EWOULDBLOCK);
 314     printf("\n");
 315
 316     printf(";;; for wait3(2) in run-program.lisp\n");
 317     defconstant("wnohang", WNOHANG);
 318     defconstant("wuntraced", WUNTRACED);
 319     printf("\n");
 320
 321     printf(";;; various ioctl(2) flags\n");
 322     defconstant("tiocnotty",  TIOCNOTTY);
 323     defconstant("tiocgwinsz", TIOCGWINSZ);
 324     defconstant("tiocswinsz", TIOCSWINSZ);
 325     defconstant("tiocgpgrp",  TIOCGPGRP);
 326     defconstant("tiocspgrp",  TIOCSPGRP);
 327     /* KLUDGE: These are referenced by old CMUCL-derived code, but
 328      * Linux doesn't define them.
 329      *
 330      * I think these are the BSD names, but I don't know what the
 331      * corresponding SysV/Linux names are. As a point of reference,
 332      * CMUCL doesn't have these defined either (although the defining
 333      * forms *do* exist in src/code/unix.lisp), so I don't feel nearly
 334      * so bad about not hunting them down. Insight into renamed
 335      * obscure ioctl(2) flags appreciated. --njf, 2002-08-26
 336      *
 337      * I note that the first one I grepped for, TIOCSIGSEND, is
 338      * referenced in SBCL conditional on #+HPUX. Maybe the porters of
 339      * Oxbridge know more about things like that? And even if they
 340      * don't, one benefit of the Rhodes crusade to heal the worthy
 341      * ports should be that afterwards, if we grep for something like
 342      * this in CVS and it's not there, we can lightheartedly nuke it.
 343      * -- WHN 2002-08-30 */
 344     /*
 345       defconstant("tiocsigsend", TIOCSIGSEND);
 346       defconstant("tiocflush", TIOCFLUSH);
 347       defconstant("tiocgetp", TIOCGETP);
 348       defconstant("tiocsetp", TIOCSETP);
 349       defconstant("tiocgetc", TIOCGETC);
 350       defconstant("tiocsetc", TIOCSETC);
 351       defconstant("tiocgltc", TIOCGLTC);
 352       defconstant("tiocsltc", TIOCSLTC);
 353     */
 354     printf("\n");
 355
 356     printf(";;; signals\n");
 357     defconstant("sig-dfl", (unsigned long)SIG_DFL);
 358     defconstant("sig-ign", (unsigned long)SIG_IGN);
 359
 360     defsignal("sigalrm", SIGALRM);
 361     defsignal("sigbus", SIGBUS);
 362     defsignal("sigchld", SIGCHLD);
 363     defsignal("sigcont", SIGCONT);
 364 #ifdef SIGEMT
 365     defsignal("sigemt", SIGEMT);
 366 #endif
 367     defsignal("sigfpe", SIGFPE);
 368     defsignal("sighup", SIGHUP);
 369     defsignal("sigill", SIGILL);
 370     defsignal("sigint", SIGINT);
 371     defsignal("sigio", SIGIO);
 372     defsignal("sigiot", SIGIOT);
 373     defsignal("sigkill", SIGKILL);
 374     defsignal("sigpipe", SIGPIPE);
 375     defsignal("sigprof", SIGPROF);
 376     defsignal("sigquit", SIGQUIT);
 377     defsignal("sigsegv", SIGSEGV);
 378 #ifdef SIGSTKFLT
 379     defsignal("sigstkflt", SIGSTKFLT);
 380 #endif
 381     defsignal("sigstop", SIGSTOP);
 382 #ifdef SIGSYS
 383     defsignal("sigsys", SIGSYS);
 384 #endif
 385     defsignal("sigterm", SIGTERM);
 386     defsignal("sigtrap", SIGTRAP);
 387     defsignal("sigtstp", SIGTSTP);
 388     defsignal("sigttin", SIGTTIN);
 389     defsignal("sigttou", SIGTTOU);
 390     defsignal("sigurg", SIGURG);
 391     defsignal("sigusr1", SIGUSR1);
 392     defsignal("sigusr2", SIGUSR2);
 393     defsignal("sigvtalrm", SIGVTALRM);
 394 #ifdef SIGWAITING
 395     defsignal("sigwaiting", SIGWAITING);
 396 #endif
 397     defsignal("sigwinch", SIGWINCH);
 398 #ifndef SIGXCPU
 399     defsignal("sigxcpu", SIGXCPU);
 400 #endif
 401 #ifdef SIGXFSZ
 402     defsignal("sigxfsz", SIGXFSZ);
 403 #endif
 404
 405    /* Floating point exception codes. Some of these
 406     * are missing on Darwin. */
 407 #ifdef FPE_INTOVF
 408     defconstant("fpe-intovf", FPE_INTOVF);
 409 #else
 410     defconstant("fpe-intovf", -1);
 411 #endif
 412 #ifdef FPE_INTDIV
 413     defconstant("fpe-intdiv", FPE_INTDIV);
 414 #else
 415     defconstant("fpe-intdiv", -1);
 416 #endif
 417     defconstant("fpe-fltdiv", FPE_FLTDIV);
 418     defconstant("fpe-fltovf", FPE_FLTOVF);
 419     defconstant("fpe-fltund", FPE_FLTUND);
 420     defconstant("fpe-fltres", FPE_FLTRES);
 421     defconstant("fpe-fltinv", FPE_FLTINV);
 422 #ifdef FPE_FLTSUB
 423     defconstant("fpe-fltsub", FPE_FLTSUB);
 424 #else
 425     defconstant("fpe-fltsub", -1);
 426 #endif
 427
 428 #endif // !WIN32
 429     return 0;
 430 }