1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-28 00:17:45 +00:00

Libraries: Create top level directory for libraries.

Things were getting a little crowded in the project root, so this patch
moves the Lib*/ directories into Libraries/.
This commit is contained in:
Andreas Kling 2019-07-04 16:16:50 +02:00
parent 63814ffebf
commit 04b9dc2d30
328 changed files with 36 additions and 36 deletions

25
Libraries/LibM/Makefile Normal file
View file

@ -0,0 +1,25 @@
include ../../Makefile.common
OBJS = math.o
LIBRARY = libm.a
DEFINES += -DUSERLAND
all: $(LIBRARY)
$(LIBRARY): $(OBJS)
@echo "LIB $@"; $(AR) rcs $@ $(OBJS)
.cpp.o:
@echo "CXX $<"; $(CXX) $(CXXFLAGS) -o $@ -c $<
-include $(OBJS:%.o=%.d)
clean:
@echo "CLEAN"; rm -f $(LIBRARY) $(OBJS) *.d
install: $(LIBRARY)
# Copy headers
rsync -a --include '*/' --include '*.h' --exclude '*' . ../Root/usr/include
# Install the library
cp $(LIBRARY) ../Root/usr/lib

6
Libraries/LibM/install.sh Executable file
View file

@ -0,0 +1,6 @@
#!/bin/bash
mkdir -p ../Root/usr/include/sys/
mkdir -p ../Root/usr/lib/
cp *.h ../Root/usr/include/
cp libm.a ../Root/usr/lib/

149
Libraries/LibM/math.cpp Normal file
View file

@ -0,0 +1,149 @@
#include <LibC/assert.h>
#include <LibM/math.h>
extern "C" {
double trunc(double x)
{
return (int)x;
}
double cos(double angle)
{
return sin(angle + M_PI_2);
}
double ampsin(double angle)
{
double looped_angle = fmod(M_PI + angle, M_TAU) - M_PI;
double looped_angle_squared = looped_angle * looped_angle;
double quadratic_term;
if (looped_angle > 0) {
quadratic_term = -looped_angle_squared;
} else {
quadratic_term = looped_angle_squared;
}
double linear_term = M_PI * looped_angle;
return quadratic_term + linear_term;
}
double sin(double angle)
{
double vertical_scaling = M_PI_2 * M_PI_2;
return ampsin(angle) / vertical_scaling;
}
double pow(double x, double y)
{
(void)x;
(void)y;
ASSERT_NOT_REACHED();
}
double ldexp(double, int exp)
{
(void)exp;
ASSERT_NOT_REACHED();
}
double tanh(double)
{
ASSERT_NOT_REACHED();
}
double tan(double angle)
{
return ampsin(angle) / ampsin(M_PI_2 + angle);
}
double sqrt(double)
{
ASSERT_NOT_REACHED();
}
double sinh(double)
{
ASSERT_NOT_REACHED();
}
double log10(double)
{
ASSERT_NOT_REACHED();
}
double log(double)
{
ASSERT_NOT_REACHED();
}
double fmod(double index, double period)
{
return index - trunc(index / period) * period;
}
double exp(double)
{
ASSERT_NOT_REACHED();
}
double cosh(double)
{
ASSERT_NOT_REACHED();
}
double atan2(double, double)
{
ASSERT_NOT_REACHED();
}
double atan(double)
{
ASSERT_NOT_REACHED();
}
double asin(double)
{
ASSERT_NOT_REACHED();
}
double acos(double)
{
ASSERT_NOT_REACHED();
}
double fabs(double value)
{
return value < 0 ? -value : value;
}
double log2(double)
{
ASSERT_NOT_REACHED();
}
float log2f(float)
{
ASSERT_NOT_REACHED();
}
long double log2l(long double)
{
ASSERT_NOT_REACHED();
}
double frexp(double, int*)
{
ASSERT_NOT_REACHED();
}
float frexpf(float, int*)
{
ASSERT_NOT_REACHED();
}
long double frexpl(long double, int*)
{
ASSERT_NOT_REACHED();
}
}

66
Libraries/LibM/math.h Normal file
View file

@ -0,0 +1,66 @@
#pragma once
#include <sys/cdefs.h>
__BEGIN_DECLS
#define HUGE_VAL 1e10000
#define M_PI 3.141592653589793
#define M_PI_2 (M_PI / 2)
#define M_TAU (M_PI * 2)
double acos(double);
float acosf(float);
double asin(double);
float asinf(float);
double atan(double);
float atanf(float);
double atan2(double, double);
float atan2f(float, float);
double cos(double);
float cosf(float);
double cosh(double);
float coshf(float);
double sin(double);
float sinf(float);
double sinh(double);
float sinhf(float);
double tan(double);
float tanf(float);
double tanh(double);
float tanhf(float);
double ceil(double);
float ceilf(float);
double floor(double);
float floorf(float);
double round(double);
float roundf(float);
double fabs(double);
float fabsf(float);
double fmod(double, double);
float fmodf(float, float);
double exp(double);
float expf(float);
double frexp(double, int* exp);
float frexpf(float, int* exp);
double log(double);
float logf(float);
double log10(double);
float log10f(float);
double sqrt(double);
float sqrtf(float);
double modf(double, double*);
float modff(float, float*);
double ldexp(double, int exp);
float ldexpf(float, int exp);
double pow(double x, double y);
double log2(double);
float log2f(float);
long double log2l(long double);
double frexp(double, int*);
float frexpf(float, int*);
long double frexpl(long double, int*);
__END_DECLS