libgfortran/c99_protos.h

   1 /* Declarations of various C99 functions
   2    Copyright (C) 2004-2019 Free Software Foundation, Inc.
   3
   4 This file is part of the GNU Fortran 95 runtime library (libgfortran).
   5
   6 Libgfortran is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 3, or (at your option)
   9 any later version.
  10
  11 Libgfortran is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 Under Section 7 of GPL version 3, you are granted additional
  17 permissions described in the GCC Runtime Library Exception, version
  18 3.1, as published by the Free Software Foundation.
  19
  20 You should have received a copy of the GNU General Public License and
  21 a copy of the GCC Runtime Library Exception along with this program;
  22 see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  23 <http://www.gnu.org/licenses/>.  */
  24
  25 #ifndef C99_PROTOS_H
  26 #define C99_PROTOS_H 1
  27
  28 /* float variants of libm functions */
  29 #ifndef HAVE_ACOSF
  30 #define HAVE_ACOSF 1
  31 extern float acosf(float);
  32 #endif
  33
  34 #if HAVE_ACOSH && !HAVE_ACOSHF
  35 #define HAVE_ACOSHF 1
  36 extern float acoshf(float);
  37 #endif
  38
  39 #ifndef HAVE_ASINF
  40 #define HAVE_ASINF 1
  41 extern float asinf(float);
  42 #endif
  43
  44 #if HAVE_ASINH && !HAVE_ASINHF
  45 #define HAVE_ASINHF 1
  46 extern float asinhf(float);
  47 #endif
  48
  49 #ifndef HAVE_ATAN2F
  50 #define HAVE_ATAN2F 1
  51 extern float atan2f(float, float);
  52 #endif
  53
  54 #ifndef HAVE_ATANF
  55 #define HAVE_ATANF 1
  56 extern float atanf(float);
  57 #endif
  58
  59 #if HAVE_ATANH && !HAVE_ATANHF
  60 #define HAVE_ATANHF 1
  61 extern float atanhf(float);
  62 #endif
  63
  64 #ifndef HAVE_CEILF
  65 #define HAVE_CEILF 1
  66 extern float ceilf(float);
  67 #endif
  68
  69 #ifndef HAVE_COPYSIGNF
  70 #define HAVE_COPYSIGNF 1
  71 extern float copysignf(float, float);
  72 #endif
  73
  74 #ifndef HAVE_COSF
  75 #define HAVE_COSF 1
  76 extern float cosf(float);
  77 #endif
  78
  79 #ifndef HAVE_COSHF
  80 #define HAVE_COSHF 1
  81 extern float coshf(float);
  82 #endif
  83
  84 #ifndef HAVE_EXPF
  85 #define HAVE_EXPF 1
  86 extern float expf(float);
  87 #endif
  88
  89 #ifndef HAVE_FABSF
  90 #define HAVE_FABSF 1
  91 extern float fabsf(float);
  92 #endif
  93
  94 #ifndef HAVE_FLOORF
  95 #define HAVE_FLOORF 1
  96 extern float floorf(float);
  97 #endif
  98
  99 #ifndef HAVE_FLOORL
 100 #define HAVE_FLOORL 1
 101 extern long double floorl (long double x);
 102 #endif
 103
 104 #ifndef HAVE_FMODF
 105 #define HAVE_FMODF 1
 106 extern float fmodf (float x, float y);
 107 #endif
 108
 109 #ifndef HAVE_FMODL
 110 #define HAVE_FMODL 1
 111 extern long double fmodl (long double x, long double y);
 112 #endif
 113
 114 #ifndef HAVE_FREXPF
 115 #define HAVE_FREXPF 1
 116 extern float frexpf(float, int *);
 117 #endif
 118
 119 #ifndef HAVE_HYPOTF
 120 #define HAVE_HYPOTF 1
 121 extern float hypotf(float, float);
 122 #endif
 123
 124 #ifndef HAVE_LOGF
 125 #define HAVE_LOGF 1
 126 extern float logf(float);
 127 #endif
 128
 129 #ifndef HAVE_LOG10F
 130 #define HAVE_LOG10F 1
 131 extern float log10f(float);
 132 #endif
 133
 134 #ifndef HAVE_SCALBN
 135 #define HAVE_SCALBN 1
 136 extern double scalbn(double, int);
 137 #endif
 138
 139 #ifndef HAVE_SCALBNF
 140 #define HAVE_SCALBNF 1
 141 extern float scalbnf(float, int);
 142 #endif
 143
 144 #ifndef HAVE_SINF
 145 #define HAVE_SINF 1
 146 extern float sinf(float);
 147 #endif
 148
 149 #ifndef HAVE_SINHF
 150 #define HAVE_SINHF 1
 151 extern float sinhf(float);
 152 #endif
 153
 154 #ifndef HAVE_SQRTF
 155 #define HAVE_SQRTF 1
 156 extern float sqrtf(float);
 157 #endif
 158
 159 #ifndef HAVE_TANF
 160 #define HAVE_TANF 1
 161 extern float tanf(float);
 162 #endif
 163
 164 #ifndef HAVE_TANHF
 165 #define HAVE_TANHF 1
 166 extern float tanhf(float);
 167 #endif
 168
 169 #ifndef HAVE_TRUNC
 170 #define HAVE_TRUNC 1
 171 extern double trunc(double);
 172 #endif
 173
 174 #ifndef HAVE_TRUNCF
 175 #define HAVE_TRUNCF 1
 176 extern float truncf(float);
 177 #endif
 178
 179 #ifndef HAVE_NEXTAFTERF
 180 #define HAVE_NEXTAFTERF 1
 181 extern float nextafterf(float, float);
 182 #endif
 183
 184 #ifndef HAVE_POWF
 185 #define HAVE_POWF 1
 186 extern float powf(float, float);
 187 #endif
 188
 189 #ifndef HAVE_ROUND
 190 #define HAVE_ROUND 1
 191 extern double round(double);
 192 #endif
 193
 194 #ifndef HAVE_ROUNDF
 195 #define HAVE_ROUNDF 1
 196 extern float roundf(float);
 197 #endif
 198
 199 #if !defined(HAVE_ROUNDL)
 200 #define HAVE_ROUNDL 1
 201 extern long double roundl(long double);
 202 #endif
 203
 204
 205
 206 #if !defined(HAVE_LROUNDF) && defined(HAVE_ROUNDF)
 207 #define HAVE_LROUNDF 1
 208 long int lroundf (float);
 209 #endif
 210
 211 #if !defined(HAVE_LROUND) && defined(HAVE_ROUND)
 212 #define HAVE_LROUND 1
 213 long int lround (double);
 214 #endif
 215
 216 #if !defined(HAVE_LROUNDL) && defined(HAVE_ROUNDL)
 217 #define HAVE_LROUNDL 1
 218 long int lroundl (long double);
 219 #endif
 220
 221 #if !defined(HAVE_LLROUNDF) && defined(HAVE_ROUNDF)
 222 #define HAVE_LLROUNDF 1
 223 long long int llroundf (float);
 224 #endif
 225
 226 #if !defined(HAVE_LLROUND) && defined(HAVE_ROUND)
 227 #define HAVE_LLROUND 1
 228 long long int llround (double);
 229 #endif
 230
 231 #if !defined(HAVE_LLROUNDL) && defined(HAVE_ROUNDL)
 232 #define HAVE_LLROUNDL 1
 233 long long int llroundl (long double);
 234 #endif
 235
 236 /* Wrappers for systems without the various C99 single precision Bessel
 237    functions.  */
 238
 239 #if defined(HAVE_J0) && ! defined(HAVE_J0F)
 240 #define HAVE_J0F 1
 241 extern float j0f (float);
 242 #endif
 243
 244 #if defined(HAVE_J1) && !defined(HAVE_J1F)
 245 #define HAVE_J1F 1
 246 extern float j1f (float);
 247 #endif
 248
 249 #if defined(HAVE_JN) && !defined(HAVE_JNF)
 250 #define HAVE_JNF 1
 251 extern float jnf (int, float);
 252 #endif
 253
 254 #if defined(HAVE_Y0) && !defined(HAVE_Y0F)
 255 #define HAVE_Y0F 1
 256 extern float y0f (float);
 257 #endif
 258
 259 #if defined(HAVE_Y1) && !defined(HAVE_Y1F)
 260 #define HAVE_Y1F 1
 261 extern float y1f (float);
 262 #endif
 263
 264 #if defined(HAVE_YN) && !defined(HAVE_YNF)
 265 #define HAVE_YNF 1
 266 extern float ynf (int, float);
 267 #endif
 268
 269
 270 /* Wrappers for systems without the C99 erff() and erfcf() functions.  */
 271
 272 #if defined(HAVE_ERF) && !defined(HAVE_ERFF)
 273 #define HAVE_ERFF 1
 274 extern float erff (float);
 275 #endif
 276
 277 #if defined(HAVE_ERFC) && !defined(HAVE_ERFCF)
 278 #define HAVE_ERFCF 1
 279 extern float erfcf (float);
 280 #endif
 281
 282
 283
 284 /* log10l is needed on all platforms for decimal I/O */
 285 #ifndef HAVE_LOG10L
 286 #define HAVE_LOG10L 1
 287 extern long double log10l(long double);
 288 #endif
 289
 290
 291 /* complex math functions */
 292
 293 #if !defined(HAVE_CABSF)
 294 #define HAVE_CABSF 1
 295 extern float cabsf (float complex);
 296 #endif
 297
 298 #if !defined(HAVE_CABS)
 299 #define HAVE_CABS 1
 300 extern double cabs (double complex);
 301 #endif
 302
 303 #if !defined(HAVE_CABSL) && defined(HAVE_HYPOTL)
 304 #define HAVE_CABSL 1
 305 extern long double cabsl (long double complex);
 306 #endif
 307
 308
 309 #if !defined(HAVE_CARGF)
 310 #define HAVE_CARGF 1
 311 extern float cargf (float complex);
 312 #endif
 313
 314 #if !defined(HAVE_CARG)
 315 #define HAVE_CARG 1
 316 extern double carg (double complex);
 317 #endif
 318
 319 #if !defined(HAVE_CARGL) && defined(HAVE_ATAN2L)
 320 #define HAVE_CARGL 1
 321 extern long double cargl (long double complex);
 322 #endif
 323
 324
 325 #if !defined(HAVE_CEXPF)
 326 #define HAVE_CEXPF 1
 327 extern float complex cexpf (float complex);
 328 #endif
 329
 330 #if !defined(HAVE_CEXP)
 331 #define HAVE_CEXP 1
 332 extern double complex cexp (double complex);
 333 #endif
 334
 335 #if !defined(HAVE_CEXPL) && defined(HAVE_COSL) && defined(HAVE_SINL) && defined(HAVE_EXPL)
 336 #define HAVE_CEXPL 1
 337 extern long double complex cexpl (long double complex);
 338 #endif
 339
 340
 341 #if !defined(HAVE_CLOGF)
 342 #define HAVE_CLOGF 1
 343 extern float complex clogf (float complex);
 344 #endif
 345
 346 #if !defined(HAVE_CLOG)
 347 #define HAVE_CLOG 1
 348 extern double complex clog (double complex);
 349 #endif
 350
 351 #if !defined(HAVE_CLOGL) && defined(HAVE_LOGL) && defined(HAVE_CABSL) && defined(HAVE_CARGL)
 352 #define HAVE_CLOGL 1
 353 extern long double complex clogl (long double complex);
 354 #endif
 355
 356
 357 #if !defined(HAVE_CLOG10F)
 358 #define HAVE_CLOG10F 1
 359 extern float complex clog10f (float complex);
 360 #endif
 361
 362 #if !defined(HAVE_CLOG10)
 363 #define HAVE_CLOG10 1
 364 extern double complex clog10 (double complex);
 365 #endif
 366
 367 #if !defined(HAVE_CLOG10L) && defined(HAVE_LOG10L) && defined(HAVE_CABSL) && defined(HAVE_CARGL)
 368 #define HAVE_CLOG10L 1
 369 extern long double complex clog10l (long double complex);
 370 #endif
 371
 372
 373 #if !defined(HAVE_CPOWF)
 374 #define HAVE_CPOWF 1
 375 extern float complex cpowf (float complex, float complex);
 376 #endif
 377
 378 #if !defined(HAVE_CPOW)
 379 #define HAVE_CPOW 1
 380 extern double complex cpow (double complex, double complex);
 381 #endif
 382
 383 #if !defined(HAVE_CPOWL) && defined(HAVE_CEXPL) && defined(HAVE_CLOGL)
 384 #define HAVE_CPOWL 1
 385 extern long double complex cpowl (long double complex, long double complex);
 386 #endif
 387
 388
 389 #if !defined(HAVE_CSQRTF)
 390 #define HAVE_CSQRTF 1
 391 extern float complex csqrtf (float complex);
 392 #endif
 393
 394 #if !defined(HAVE_CSQRT)
 395 #define HAVE_CSQRT 1
 396 extern double complex csqrt (double complex);
 397 #endif
 398
 399 #if !defined(HAVE_CSQRTL) && defined(HAVE_COPYSIGNL) && defined(HAVE_SQRTL) && defined(HAVE_FABSL) && defined(HAVE_HYPOTL)
 400 #define HAVE_CSQRTL 1
 401 extern long double complex csqrtl (long double complex);
 402 #endif
 403
 404
 405 #if !defined(HAVE_CSINHF)
 406 #define HAVE_CSINHF 1
 407 extern float complex csinhf (float complex);
 408 #endif
 409
 410 #if !defined(HAVE_CSINH)
 411 #define HAVE_CSINH 1
 412 extern double complex csinh (double complex);
 413 #endif
 414
 415 #if !defined(HAVE_CSINHL) && defined(HAVE_COSL) && defined(HAVE_COSHL) && defined(HAVE_SINL) && defined(HAVE_SINHL)
 416 #define HAVE_CSINHL 1
 417 extern long double complex csinhl (long double complex);
 418 #endif
 419
 420
 421 #if !defined(HAVE_CCOSHF)
 422 #define HAVE_CCOSHF 1
 423 extern float complex ccoshf (float complex);
 424 #endif
 425
 426 #if !defined(HAVE_CCOSH)
 427 #define HAVE_CCOSH 1
 428 extern double complex ccosh (double complex);
 429 #endif
 430
 431 #if !defined(HAVE_CCOSHL) && defined(HAVE_COSL) && defined(HAVE_COSHL) && defined(HAVE_SINL) && defined(HAVE_SINHL)
 432 #define HAVE_CCOSHL 1
 433 extern long double complex ccoshl (long double complex);
 434 #endif
 435
 436
 437 #if !defined(HAVE_CTANHF)
 438 #define HAVE_CTANHF 1
 439 extern float complex ctanhf (float complex);
 440 #endif
 441
 442 #if !defined(HAVE_CTANH)
 443 #define HAVE_CTANH 1
 444 extern double complex ctanh (double complex);
 445 #endif
 446
 447 #if !defined(HAVE_CTANHL) && defined(HAVE_TANL) && defined(HAVE_TANHL)
 448 #define HAVE_CTANHL 1
 449 extern long double complex ctanhl (long double complex);
 450 #endif
 451
 452
 453 #if !defined(HAVE_CSINF)
 454 #define HAVE_CSINF 1
 455 extern float complex csinf (float complex);
 456 #endif
 457
 458 #if !defined(HAVE_CSIN)
 459 #define HAVE_CSIN 1
 460 extern double complex csin (double complex);
 461 #endif
 462
 463 #if !defined(HAVE_CSINL) && defined(HAVE_COSL) && defined(HAVE_COSHL) && defined(HAVE_SINL) && defined(HAVE_SINHL)
 464 #define HAVE_CSINL 1
 465 extern long double complex csinl (long double complex);
 466 #endif
 467
 468
 469 #if !defined(HAVE_CCOSF)
 470 #define HAVE_CCOSF 1
 471 extern float complex ccosf (float complex);
 472 #endif
 473
 474 #if !defined(HAVE_CCOS)
 475 #define HAVE_CCOS 1
 476 extern double complex ccos (double complex);
 477 #endif
 478
 479 #if !defined(HAVE_CCOSL) && defined(HAVE_COSL) && defined(HAVE_COSHL) && defined(HAVE_SINL) && defined(HAVE_SINHL)
 480 #define HAVE_CCOSL 1
 481 extern long double complex ccosl (long double complex);
 482 #endif
 483
 484
 485 #if !defined(HAVE_CTANF)
 486 #define HAVE_CTANF 1
 487 extern float complex ctanf (float complex);
 488 #endif
 489
 490 #if !defined(HAVE_CTAN)
 491 #define HAVE_CTAN 1
 492 extern double complex ctan (double complex);
 493 #endif
 494
 495 #if !defined(HAVE_CTANL) && defined(HAVE_TANL) && defined(HAVE_TANHL)
 496 #define HAVE_CTANL 1
 497 extern long double complex ctanl (long double complex);
 498 #endif
 499
 500
 501 /* Complex ACOS.  */
 502
 503 #if !defined(HAVE_CACOSF) && defined(HAVE_CLOGF) && defined(HAVE_CSQRTF)
 504 #define HAVE_CACOSF 1
 505 extern complex float cacosf (complex float z);
 506 #endif
 507
 508 #if !defined(HAVE_CACOS) && defined(HAVE_CLOG) && defined(HAVE_CSQRT)
 509 #define HAVE_CACOS 1
 510 extern complex double cacos (complex double z);
 511 #endif
 512
 513 #if !defined(HAVE_CACOSL) && defined(HAVE_CLOGL) && defined(HAVE_CSQRTL)
 514 #define HAVE_CACOSL 1
 515 extern complex long double cacosl (complex long double z);
 516 #endif
 517
 518
 519 /* Complex ASIN.  */
 520
 521 #if !defined(HAVE_CASINF) && defined(HAVE_CLOGF) && defined(HAVE_CSQRTF)
 522 #define HAVE_CASINF 1
 523 extern complex float casinf (complex float z);
 524 #endif
 525
 526 #if !defined(HAVE_CASIN) && defined(HAVE_CLOG) && defined(HAVE_CSQRT)
 527 #define HAVE_CASIN 1
 528 extern complex double casin (complex double z);
 529 #endif
 530
 531 #if !defined(HAVE_CASINL) && defined(HAVE_CLOGL) && defined(HAVE_CSQRTL)
 532 #define HAVE_CASINL 1
 533 extern complex long double casinl (complex long double z);
 534 #endif
 535
 536
 537 /* Complex ATAN.  */
 538
 539 #if !defined(HAVE_CATANF) && defined(HAVE_CLOGF)
 540 #define HAVE_CATANF 1
 541 extern complex float catanf (complex float z);
 542 #endif
 543
 544 #if !defined(HAVE_CATAN) && defined(HAVE_CLOG)
 545 #define HAVE_CATAN 1
 546 extern complex double catan (complex double z);
 547 #endif
 548
 549 #if !defined(HAVE_CATANL) && defined(HAVE_CLOGL)
 550 #define HAVE_CATANL 1
 551 extern complex long double catanl (complex long double z);
 552 #endif
 553
 554
 555 /* Complex ASINH.  */
 556
 557 #if !defined(HAVE_CASINHF) && defined(HAVE_CLOGF) && defined(HAVE_CSQRTF)
 558 #define HAVE_CASINHF 1
 559 extern complex float casinhf (complex float z);
 560 #endif
 561
 562
 563 #if !defined(HAVE_CASINH) && defined(HAVE_CLOG) && defined(HAVE_CSQRT)
 564 #define HAVE_CASINH 1
 565 extern complex double casinh (complex double z);
 566 #endif
 567
 568 #if !defined(HAVE_CASINHL) && defined(HAVE_CLOGL) && defined(HAVE_CSQRTL)
 569 #define HAVE_CASINHL 1
 570 extern complex long double casinhl (complex long double z);
 571 #endif
 572
 573
 574 /* Complex ACOSH.  */
 575
 576 #if !defined(HAVE_CACOSHF) && defined(HAVE_CLOGF) && defined(HAVE_CSQRTF)
 577 #define HAVE_CACOSHF 1
 578 extern complex float cacoshf (complex float z);
 579 #endif
 580
 581 #if !defined(HAVE_CACOSH) && defined(HAVE_CLOG) && defined(HAVE_CSQRT)
 582 #define HAVE_CACOSH 1
 583 extern complex double cacosh (complex double z);
 584 #endif
 585
 586 #if !defined(HAVE_CACOSHL) && defined(HAVE_CLOGL) && defined(HAVE_CSQRTL)
 587 #define HAVE_CACOSHL 1
 588 extern complex long double cacoshl (complex long double z);
 589 #endif
 590
 591
 592 /* Complex ATANH.  */
 593
 594 #if !defined(HAVE_CATANHF) && defined(HAVE_CLOGF)
 595 #define HAVE_CATANHF 1
 596 extern complex float catanhf (complex float z);
 597 #endif
 598
 599 #if !defined(HAVE_CATANH) && defined(HAVE_CLOG)
 600 #define HAVE_CATANH 1
 601 extern complex double catanh (complex double z);
 602 #endif
 603
 604 #if !defined(HAVE_CATANHL) && defined(HAVE_CLOGL)
 605 #define HAVE_CATANHL 1
 606 extern complex long double catanhl (complex long double z);
 607 #endif
 608
 609
 610 /* Gamma-related prototypes.  */
 611 #if !defined(HAVE_TGAMMA)
 612 #define HAVE_TGAMMA 1
 613 extern double tgamma (double);
 614 #endif
 615
 616 #if !defined(HAVE_LGAMMA)
 617 #define HAVE_LGAMMA 1
 618 extern double lgamma (double);
 619 #endif
 620
 621 #if defined(HAVE_TGAMMA) && !defined(HAVE_TGAMMAF)
 622 #define HAVE_TGAMMAF 1
 623 extern float tgammaf (float);
 624 #endif
 625
 626 #if defined(HAVE_LGAMMA) && !defined(HAVE_LGAMMAF)
 627 #define HAVE_LGAMMAF 1
 628 extern float lgammaf (float);
 629 #endif
 630
 631
 632 #endif  /* C99_PROTOS_H  */
 633