mescc: Mes C Library: Support gcc-4.6.4: Add math stubs.

* lib/math/ceil.c: New file.
* lib/math/floor.c: New file.
* lib/stub/atan2.c: New file.
* lib/stub/cos.c: New file.
* lib/stub/exp.c: New file.
* lib/stub/log.c: New file.
* lib/stub/modf.c: New file.
* lib/stub/pow.c: New file.
* lib/stub/sin.c: New file.
* lib/stub/sqrt.c: New file.
* lib/libc+gnu.c: Include them.
* include/math.h (atan2, ceil, cos, exp, fabs, floor, log, modf, pow,
sin, sqrt): Declare.
* lib/math/fabs.c: Update.
* lib/stub/ldexp.c: Update.
This commit is contained in:
Jan Nieuwenhuizen 2019-09-13 15:11:38 +02:00
parent 6bb225b403
commit 98b9ac8e98
No known key found for this signature in database
GPG key ID: F3C1A0D9C1D65273
14 changed files with 340 additions and 4 deletions

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@ -228,7 +228,9 @@ lib/dirent/__getdirentries.c
lib/dirent/closedir.c
lib/dirent/opendir.c
lib/dirent/readdir.c
lib/math/ceil.c
lib/math/fabs.c
lib/math/floor.c
lib/mes/fdgets.c
lib/posix/alarm.c
lib/posix/execl.c
@ -266,9 +268,12 @@ lib/string/strncat.c
lib/string/strpbrk.c
lib/string/strspn.c
lib/stub/__cleanup.c
lib/stub/atan2.c
lib/stub/bsearch.c
lib/stub/chown.c
lib/stub/cos.c
lib/stub/ctime.c
lib/stub/exp.c
lib/stub/fpurge.c
lib/stub/freadahead.c
lib/stub/frexp.c
@ -280,9 +285,12 @@ lib/stub/getpgrp.c
lib/stub/getpwnam.c
lib/stub/getpwuid.c
lib/stub/gmtime.c
lib/stub/log.c
lib/stub/mktime.c
lib/stub/modf.c
lib/stub/pclose.c
lib/stub/popen.c
lib/stub/pow.c
lib/stub/rand.c
lib/stub/rewind.c
lib/stub/setbuf.c
@ -293,6 +301,8 @@ lib/stub/sigaddset.c
lib/stub/sigblock.c
lib/stub/sigdelset.c
lib/stub/sigsetmask.c
lib/stub/sin.c
lib/stub/sqrt.c
lib/stub/strftime.c
lib/stub/sys_siglist.c
lib/stub/system.c

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@ -24,8 +24,20 @@
#undef __MES_MATH_H
#include_next <math.h>
#else // ! SYSTEM_LIBC
double atan2 (double y, double x);
double ceil (double x);
double cos (double x);
double exp (double x);
double fabs (double number);
double floor (double x);
double ldexp (double value, int exponent);
double log (double x);
double modf (double value, double *integer_part);
double pow (double base, double power);
double sin (double x);
double sqrt (double x);
#endif // ! SYSTEM_LIBC
#endif // __MES_MATH_H

29
lib/math/ceil.c Normal file
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@ -0,0 +1,29 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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 3 of the License, or (at
* your option) any later version.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <math.h>
double
ceil (double number)
{
long i = number + 0.9999;
number = i;
return number;
}

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@ -1,6 +1,6 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
@ -18,7 +18,7 @@
* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
//#include <math.h>
#include <math.h>
double
fabs (double number)

29
lib/math/floor.c Normal file
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@ -0,0 +1,29 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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 3 of the License, or (at
* your option) any later version.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <math.h>
double
floor (double number)
{
long i = number;
number = i;
return number;
}

32
lib/stub/atan2.c Normal file
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@ -0,0 +1,32 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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 3 of the License, or (at
* your option) any later version.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <mes/lib.h>
#include <math.h>
double
atan2 (double x, double y)
{
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("atan2 stub\n");
stub = 1;
return 0;
}

32
lib/stub/cos.c Normal file
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@ -0,0 +1,32 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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 3 of the License, or (at
* your option) any later version.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <mes/lib.h>
#include <math.h>
double
cos (double x)
{
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("cos stub\n");
stub = 1;
return 0;
}

32
lib/stub/exp.c Normal file
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@ -0,0 +1,32 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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 3 of the License, or (at
* your option) any later version.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <mes/lib.h>
#include <math.h>
double
exp (double x)
{
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("exp stub\n");
stub = 1;
return 0;
}

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@ -1,6 +1,6 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2017,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
* Copyright © 2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
@ -22,7 +22,7 @@
#include <math.h>
double
ldexp (double x, int exp)
ldexp (double value, int exponent)
{
static int stub = 0;
if (__mes_debug () && !stub)

32
lib/stub/log.c Normal file
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@ -0,0 +1,32 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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 3 of the License, or (at
* your option) any later version.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <mes/lib.h>
#include <math.h>
double
log (double x)
{
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("log stub\n");
stub = 1;
return 0;
}

32
lib/stub/modf.c Normal file
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@ -0,0 +1,32 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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 3 of the License, or (at
* your option) any later version.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <mes/lib.h>
#include <math.h>
double
modf (double value, double *integer_part)
{
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("modf stub\n");
stub = 1;
return 0;
}

32
lib/stub/pow.c Normal file
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@ -0,0 +1,32 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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 3 of the License, or (at
* your option) any later version.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <mes/lib.h>
#include <math.h>
double
pow (double base, double power)
{
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("pow stub\n");
stub = 1;
return 0;
}

32
lib/stub/sin.c Normal file
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@ -0,0 +1,32 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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 3 of the License, or (at
* your option) any later version.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <mes/lib.h>
#include <math.h>
double
sin (double x)
{
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("sin stub\n");
stub = 1;
return 0;
}

32
lib/stub/sqrt.c Normal file
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@ -0,0 +1,32 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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 3 of the License, or (at
* your option) any later version.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <mes/lib.h>
#include <math.h>
double
sqrt (double x)
{
static int stub = 0;
if (__mes_debug () && !stub)
eputs ("sqrt stub\n");
stub = 1;
return 0;
}