JehanneOS/newlib
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Throughout, change fdtab references to cygheap->fdtab.

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* child_info.h (cygheap_exec_info): Eliminate special fdtab stuff.
* spawn.cc (spawn_guts): Ditto.
* cygheap.cc (cygheap_init): Initialize fdtab, if appropriate.
* cygheap.h (CYGHEAPSIZE): Include size of init_cygheap.
(_cmalloc_entry): Include fdtab here.
* dtable.h (dtable): Declare/define new methods.
* dtable.cc (dtable::vfork_child_fixup): New method.
(dtable::fixup_after_exec): Remove unneeded extra arguments.
* dcrt0.cc (dll_crt0_1): Ditto.
* environ.cc (getwinenv): Use case sensitive comparison.
(winenv): Make a copy of environment cache to avoid realloc problems when
duplicate environment variables exist in the environment.  (From Egor Duda)
* net.cc (cygwin_socket): Revert Apr 14 change.
* include/sys/file.h: Protect against previous X_OK definition.
* passwd.cc: Eliminate passwd_sem throughout.
* security.cc: Ditto.
* cygwin.din: Export New functions.
* passwd.cc (read_etc_passwd): Make race safe.
(getpwuid_r): New function.
(getpwnam_r): New function.
This commit is contained in:
Christopher Faylor
2001-04-18 21:10:15 +00:00
parent a2d47fe9d9
commit 0381fec68f
39 changed files with 400 additions and 230 deletions
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15
winsup/cygwin/pipe.cc
View File

@ -15,6 +15,7 @@ details. */
#include "cygerrno.h"
#include "fhandler.h"
#include "dtable.h"
#include "cygheap.h"
#include "thread.h"
#include "security.h"
@ -28,16 +29,16 @@ make_pipe (int fildes[2], unsigned int psize, int mode)
SECURITY_ATTRIBUTES *sa = (mode & O_NOINHERIT) ? &sec_none_nih : &sec_none;
int res = -1;
if ((fdr = fdtab.find_unused_handle ()) < 0)
if ((fdr = cygheap->fdtab.find_unused_handle ()) < 0)
set_errno (ENMFILE);
else if ((fdw = fdtab.find_unused_handle (fdr + 1)) < 0)
else if ((fdw = cygheap->fdtab.find_unused_handle (fdr + 1)) < 0)
set_errno (ENMFILE);
else if (!CreatePipe (&r, &w, sa, psize))
__seterrno ();
else
{
fhandler_base *fhr = fdtab.build_fhandler (fdr, FH_PIPER, "/dev/piper");
fhandler_base *fhw = fdtab.build_fhandler (fdw, FH_PIPEW, "/dev/pipew");
fhandler_base *fhr = cygheap->fdtab.build_fhandler (fdr, FH_PIPER, "/dev/piper");
fhandler_base *fhw = cygheap->fdtab.build_fhandler (fdw, FH_PIPEW, "/dev/pipew");
int binmode = mode & O_TEXT ? 0 : 1;
fhr->init (r, GENERIC_READ, binmode);
@ -72,7 +73,7 @@ _pipe (int filedes[2], unsigned int psize, int mode)
int res = make_pipe (filedes, psize, mode);
/* This type of pipe is not interruptible so set the appropriate flag. */
if (!res)
fdtab[filedes[0]]->set_r_no_interrupt (1);
cygheap->fdtab[filedes[0]]->set_r_no_interrupt (1);
return res;
}
@ -82,7 +83,7 @@ dup (int fd)
int res;
SetResourceLock(LOCK_FD_LIST,WRITE_LOCK|READ_LOCK," dup");
res = dup2 (fd, fdtab.find_unused_handle ());
res = dup2 (fd, cygheap->fdtab.find_unused_handle ());
ReleaseResourceLock(LOCK_FD_LIST,WRITE_LOCK|READ_LOCK," dup");
@ -92,5 +93,5 @@ dup (int fd)
int
dup2 (int oldfd, int newfd)
{
return fdtab.dup2 (oldfd, newfd);
return cygheap->fdtab.dup2 (oldfd, newfd);
}