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tmux no longer uses openat() so we can remove the compatibilty function.

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This commit is contained in:
Nicholas Marriott 2016-10-13 22:17:29 +01:00
parent ad5a561adb
commit e6f7180af1
4 changed files with 0 additions and 81 deletions
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3
Makefile.am
View File

@ -253,9 +253,6 @@ endif
if NO_CFMAKERAW
nodist_tmux_SOURCES += compat/cfmakeraw.c
endif
if NO_OPENAT
nodist_tmux_SOURCES += compat/openat.c
endif
if NO_REALLOCARRAY
nodist_tmux_SOURCES += compat/reallocarray.c
endif

6
compat.h
View File

@ -279,12 +279,6 @@ int unsetenv(const char *);
void cfmakeraw(struct termios *);
#endif
#ifndef HAVE_OPENAT
/* openat.c */
#define AT_FDCWD -100
int openat(int, const char *, int, ...);
#endif
#ifndef HAVE_REALLOCARRAY
/* reallocarray.c */
void *reallocarray(void *, size_t, size_t);

65
compat/openat.c
View File

@ -1,65 +0,0 @@
/*
* Copyright (c) 2013 Nicholas Marriott <nicholas.marriott@gmail.com>
*
* Permission to use, copy, modify, and 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 MIND, 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 <errno.h>
#include <fcntl.h>
#include <stdarg.h>
#include <unistd.h>
#include "tmux.h"
int
openat(int fd, const char *path, int flags, ...)
{
mode_t mode;
va_list ap;
int dotfd, retval, saved_errno;
if (flags & O_CREAT) {
va_start(ap, flags);
mode = va_arg(ap, mode_t);
va_end(ap);
} else
mode = 0;
dotfd = -1;
if (fd != AT_FDCWD) {
dotfd = open(".", O_RDONLY);
if (dotfd == -1)
return (-1);
if (fchdir(fd) != 0) {
saved_errno = errno;
close(dotfd);
errno = saved_errno;
return (-1);
}
}
retval = open(path, flags, mode);
if (dotfd != -1) {
if (fchdir(dotfd) != 0) {
saved_errno = errno;
close(retval);
close(dotfd);
errno = saved_errno;
return (-1);
}
close(dotfd);
}
return (retval);
}

7
configure.ac
View File

@ -458,13 +458,6 @@ if test "x$found_cfmakeraw" = xyes; then
fi
AM_CONDITIONAL(NO_CFMAKERAW, [test "x$found_cfmakeraw" = xno])
# Look for openat, compat/openat.c used if missing.
AC_CHECK_FUNC(openat, found_openat=yes, found_openat=no)
if test "x$found_openat" = xyes; then
AC_DEFINE(HAVE_OPENAT)
fi
AM_CONDITIONAL(NO_OPENAT, [test "x$found_openat" = xno])
# Look for reallocarray, compat/reallocarray.c used if missing.
AC_CHECK_FUNC(reallocarray, found_reallocarray=yes, found_reallocarray=no)
if test "x$found_reallocarray" = xyes; then