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Switch to OpenBSD flags.c.

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Change-Id: I0a35e5bd9f8edba27e0c73e5c8150636346d6a81
This commit is contained in:
Elliott Hughes 2014-09-23 20:02:42 -07:00
parent c57e5c8289
commit a71b4c3f14
2 changed files with 27 additions and 34 deletions
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2
libc/Android.mk
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@ -241,7 +241,6 @@ libc_upstream_freebsd_src_files := \
upstream-freebsd/lib/libc/gen/sleep.c \
upstream-freebsd/lib/libc/gen/usleep.c \
upstream-freebsd/lib/libc/stdio/fclose.c \
upstream-freebsd/lib/libc/stdio/flags.c \
upstream-freebsd/lib/libc/stdio/fopen.c \
upstream-freebsd/lib/libc/stdlib/abs.c \
upstream-freebsd/lib/libc/stdlib/getopt_long.c \
@ -399,6 +398,7 @@ libc_upstream_openbsd_src_files := \
upstream-openbsd/lib/libc/stdio/fgetws.c \
upstream-openbsd/lib/libc/stdio/fileno.c \
upstream-openbsd/lib/libc/stdio/findfp.c \
upstream-openbsd/lib/libc/stdio/flags.c \
upstream-openbsd/lib/libc/stdio/fmemopen.c \
upstream-openbsd/lib/libc/stdio/fprintf.c \
upstream-openbsd/lib/libc/stdio/fpurge.c \

55
libc/upstream-freebsd/lib/libc/stdio/flags.c → libc/upstream-openbsd/lib/libc/stdio/flags.c
View File

@ -1,3 +1,4 @@
/* $OpenBSD: flags.c,v 1.8 2014/08/31 02:21:18 guenther Exp $ */
/*-
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
@ -30,22 +31,15 @@
* SUCH DAMAGE.
*/
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)flags.c 8.1 (Berkeley) 6/4/93";
#endif /* LIBC_SCCS and not lint */
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/types.h>
#include <sys/file.h>
#include <stdio.h>
#include <errno.h>
#include "local.h"
/*
* Return the (stdio) flags for a given mode. Store the flags
* to be passed to an _open() syscall through *optr.
* to be passed to an open() syscall through *optr.
* Return 0 on error.
*/
int
@ -78,34 +72,33 @@ __sflags(const char *mode, int *optr)
return (0);
}
/* 'b' (binary) is ignored */
if (*mode == 'b')
mode++;
/* [rwa][b]\+ means read and write */
if (*mode == '+') {
mode++;
while (*mode != '\0')
switch (*mode++) {
case 'b':
break;
case '+':
ret = __SRW;
m = O_RDWR;
}
/* 'b' (binary) can appear here, too -- and is ignored again */
if (*mode == 'b')
mode++;
/* 'x' means exclusive (fail if the file exists) */
if (*mode == 'x') {
mode++;
if (m == O_RDONLY) {
break;
case 'e':
o |= O_CLOEXEC;
break;
case 'x':
if (o & O_CREAT)
o |= O_EXCL;
break;
default:
/*
* Lots of software passes other extension mode
* letters, like Window's 't'
*/
#if 0
errno = EINVAL;
return (0);
#else
break;
#endif
}
o |= O_EXCL;
}
/* set close-on-exec */
if (*mode == 'e')
o |= O_CLOEXEC;
*optr = m | o;
return (ret);