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Assume that O_CLOEXEC is always defined and works

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This commit is contained in:
Florian Weimer
2017-04-18 14:56:51 +02:00
parent b48061e1a5
commit cef9b65376
27 changed files with 91 additions and 565 deletions
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16
libio/fileops.c
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@ -321,9 +321,7 @@ _IO_new_file_fopen (_IO_FILE *fp, const char *filename, const char *mode,
fp->_flags2 |= _IO_FLAGS2_NOTCANCEL;
continue;
case 'e':
#ifdef O_CLOEXEC
oflags |= O_CLOEXEC;
#endif
fp->_flags2 |= _IO_FLAGS2_CLOEXEC;
continue;
default:
@ -338,20 +336,6 @@ _IO_new_file_fopen (_IO_FILE *fp, const char *filename, const char *mode,
if (result != NULL)
{
#ifndef __ASSUME_O_CLOEXEC
if ((fp->_flags2 & _IO_FLAGS2_CLOEXEC) != 0 && __have_o_cloexec <= 0)
{
int fd = _IO_fileno (fp);
if (__have_o_cloexec == 0)
{
int flags = __fcntl (fd, F_GETFD);
__have_o_cloexec = (flags & FD_CLOEXEC) == 0 ? -1 : 1;
}
if (__have_o_cloexec < 0)
__fcntl (fd, F_SETFD, FD_CLOEXEC);
}
#endif
/* Test whether the mode string specifies the conversion. */
cs = strstr (last_recognized + 1, ",ccs=");
if (cs != NULL)