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Add more missing libc functionality

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This commit is contained in:
Justine Tunney 2022-08-06 09:56:17 -07:00
parent cf93ecbbb2
commit a8cf0f7e89
74 changed files with 6981 additions and 105 deletions
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2
libc/calls/calls.h
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@ -75,6 +75,8 @@ int creat(const char *, uint32_t);
int dup(int);
int dup2(int, int);
int dup3(int, int, int);
int eaccess(const char *, int);
int euidaccess(const char *, int);
int execl(const char *, const char *, ...) nullterminated();
int execle(const char *, const char *, ...) nullterminated((1));
int execlp(const char *, const char *, ...) nullterminated();

27
libc/calls/eaccess.c Normal file
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@ -0,0 +1,27 @@
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2022 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/calls.h"
#include "libc/sysv/consts/at.h"
/**
* Performs access() check using effective user/group id.
*/
int eaccess(const char *filename, int amode) {
return faccessat(AT_FDCWD, filename, amode, AT_EACCESS);
}

27
libc/calls/euidaccess.c Normal file
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@ -0,0 +1,27 @@
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2022 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/calls.h"
#include "libc/sysv/consts/at.h"
/**
* Performs access() check using effective user/group id.
*/
int euidaccess(const char *filename, int amode) {
return faccessat(AT_FDCWD, filename, amode, AT_EACCESS);
}

22
libc/calls/struct/sockaddr6.h
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@ -1,22 +0,0 @@
#ifndef COSMOPOLITAN_LIBC_CALLS_STRUCT_SOCKADDR6_H_
#define COSMOPOLITAN_LIBC_CALLS_STRUCT_SOCKADDR6_H_
#if !(__ASSEMBLER__ + __LINKER__ + 0)
struct in6_addr {
union {
uint8_t s6_addr[16];
uint16_t s6_addr16[8];
uint32_t s6_addr32[4];
};
};
struct sockaddr_in6 { /* Linux+NT ABI */
uint16_t sin6_family;
uint16_t sin6_port;
uint32_t sin6_flowinfo;
struct in6_addr sin6_addr;
uint32_t sin6_scope_id; /* rfc2553 */
};
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_CALLS_STRUCT_SOCKADDR6_H_ */

36
libc/calls/sysparam.h Normal file
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@ -0,0 +1,36 @@
#ifndef COSMOPOLITAN_LIBC_CALLS_SYSPARAM_H_
#define COSMOPOLITAN_LIBC_CALLS_SYSPARAM_H_
#define MAXSYMLINKS 20
#define MAXHOSTNAMELEN 64
#define MAXNAMLEN 255
#define MAXPATHLEN 4096
#define NBBY 8
#define NGROUPS 32
#define CANBSIZ 255
#define NOFILE 256
#define NCARGS 131072
#define DEV_BSIZE 512
#define NOGROUP (-1)
#undef MIN
#undef MAX
#define MIN(a, b) (((a) < (b)) ? (a) : (b))
#define MAX(a, b) (((a) > (b)) ? (a) : (b))
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
#define __bitop(x, i, o) ((x)[(i) / 8] o(1 << (i) % 8))
#define setbit(x, i) __bitop(x, i, |=)
#define clrbit(x, i) __bitop(x, i, &= ~)
#define isset(x, i) __bitop(x, i, &)
#define isclr(x, i) !isset(x, i)
#define howmany(n, d) (((n) + ((d)-1)) / (d))
#define roundup(n, d) (howmany(n, d) * (d))
#define powerof2(n) !(((n)-1) & (n))
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_CALLS_SYSPARAM_H_ */

19
libc/calls/typedef/u.h Normal file
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@ -0,0 +1,19 @@
#ifndef COSMOPOLITAN_LIBC_CALLS_TYPEDEF_U_H_
#define COSMOPOLITAN_LIBC_CALLS_TYPEDEF_U_H_
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
typedef unsigned char u_int8_t;
typedef unsigned short u_int16_t;
typedef unsigned u_int32_t;
typedef char *caddr_t;
typedef unsigned char u_char;
typedef unsigned short u_short, ushort;
typedef unsigned u_int, uint;
typedef unsigned long u_long, ulong;
typedef long long quad_t;
typedef unsigned long long u_quad_t;
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_CALLS_TYPEDEF_U_H_ */