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hurd: Document dtable_cloexec size convention.

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* sysdeps/mach/hurd/spawni.c (__spawni): Use orig_dtablesize instead
	of dtablesize for allocating dtable_cloexec.
This commit is contained in:
Samuel Thibault 2018-11-11 18:55:24 +01:00
parent 88b26b7e91
commit 58bb655acb
2 changed files with 3 additions and 1 deletions
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2
ChangeLog
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@ -12,6 +12,8 @@
* hurd/Versions (_hurd_port_move): Export function. * hurd/Versions (_hurd_port_move): Export function.
* sysdeps/mach/hurd/i386/libc.abilist (_hurd_port_move): Expect * sysdeps/mach/hurd/i386/libc.abilist (_hurd_port_move): Expect
symbol. symbol.
* sysdeps/mach/hurd/spawni.c (__spawni): Use orig_dtablesize instead
of dtablesize for allocating dtable_cloexec.
2018-11-09 Martin Sebor <msebor@redhat.com> 2018-11-09 Martin Sebor <msebor@redhat.com>

2
sysdeps/mach/hurd/spawni.c
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@ -405,7 +405,7 @@ __spawni (pid_t *pid, const char *file,
dtable = __alloca (dtablesize * sizeof (dtable[0])); dtable = __alloca (dtablesize * sizeof (dtable[0]));
ulink_dtable = __alloca (dtablesize * sizeof (ulink_dtable[0])); ulink_dtable = __alloca (dtablesize * sizeof (ulink_dtable[0]));
dtable_cells = __alloca (dtablesize * sizeof (dtable_cells[0])); dtable_cells = __alloca (dtablesize * sizeof (dtable_cells[0]));
dtable_cloexec = __alloca (dtablesize); dtable_cloexec = __alloca (orig_dtablesize);
for (i = 0; i < dtablesize; ++i) for (i = 0; i < dtablesize; ++i)
{ {
struct hurd_fd *const d = _hurd_dtable[i]; struct hurd_fd *const d = _hurd_dtable[i];