libc Documentation

1. Implementation status

This section lists the implementation status for the parts of the C library. A few headers (floating point arithmetic related) and the implementation of the libm parts are taken from the musl C library (http://www.musl-libc.org/).

Header Definitions Implementation

Header	Definitions	Implementation
`assert.h`	✓	✓
`complex.h`	✓	not implemented
`ctype.h`	✓	✓
`dir.h`	not defined	✓
`dirent.h`	✓	not implemented
`dlfcn.h`	not defined	✓
`endian.h`	✓	✓
`errno.h`	✓	✓
`fcntl.h`	partially defined	partially implemented
`fenv.h`	✓	not implemented
`file.h`	✓	✓
`float.h`	✓	not implemented
`inttypes.h`	✓	not implemented
`libgen.h`	partially defined	✓
`limits.h`	✓	✓
`locale.h`	✓	not implemented
`malloc.h`	✓	✓
`math.h`	✓	✓ (musl)
`sched.h`	partially defined	✓
`setjmp.h`	✓	✓
`signal.h`	✓	✓
`stdalign.h`	✓	✓
`stdbool.h`	✓	✓
`stdint.h`	✓	✓
`stdio.h`	✓	partially implemented
`stdlib.h`	✓	partially implemented
`string.h`	✓	partially implemented
`strings.h`	partially defined	✓
`tgmath.h`	✓	✓
`time.h`	✓	not implemented
`unistd.h`	partially defined	partially implemented
`wchar.h`	✓	not implemented
`wctype.h`	✓	not implemented

assert.h

✓

complex.h

✓

not implemented

ctype.h

✓

dir.h

not defined

✓

dirent.h

✓

not implemented

dlfcn.h

not defined

✓

endian.h

✓

errno.h

✓

fcntl.h

partially defined

partially implemented

fenv.h

✓

not implemented

file.h

✓

float.h

✓

not implemented

inttypes.h

✓

not implemented

libgen.h

partially defined

✓

limits.h

✓

locale.h

✓

not implemented

malloc.h

✓

math.h

✓

✓ (musl)

sched.h

partially defined

✓

setjmp.h

✓

signal.h

✓

stdalign.h

✓

stdbool.h

✓

stdint.h

✓

stdio.h

✓

partially implemented

stdlib.h

✓

partially implemented

string.h

✓

partially implemented

strings.h

partially defined

✓

tgmath.h

✓

time.h

✓

not implemented

unistd.h

partially defined

partially implemented

wchar.h

✓

not implemented

wctype.h

✓

not implemented