diff options
Diffstat (limited to 'winsup/cygwin/dtable.cc')
-rw-r--r-- | winsup/cygwin/dtable.cc | 84 |
1 files changed, 42 insertions, 42 deletions
diff --git a/winsup/cygwin/dtable.cc b/winsup/cygwin/dtable.cc index 72ee96f67..45c06804d 100644 --- a/winsup/cygwin/dtable.cc +++ b/winsup/cygwin/dtable.cc @@ -1,4 +1,4 @@ -/* hinfo.cc: file descriptor support. +/* dtable.cc: file descriptor support. Copyright 1996, 1997, 1998, 1999, 2000 Cygnus Solutions. @@ -21,29 +21,29 @@ details. */ #include <winsock.h> -hinfo dtable; +dtable fdtab; /* Set aside space for the table of fds */ void -dtable_init (void) +fdtab_init (void) { - if (!dtable.size) - dtable.extend(NOFILE_INCR); + if (!fdtab.size) + fdtab.extend(NOFILE_INCR); } void __stdcall set_std_handle (int fd) { if (fd == 0) - SetStdHandle (STD_INPUT_HANDLE, dtable[fd]->get_handle ()); + SetStdHandle (STD_INPUT_HANDLE, fdtab[fd]->get_handle ()); else if (fd == 1) - SetStdHandle (STD_OUTPUT_HANDLE, dtable[fd]->get_output_handle ()); + SetStdHandle (STD_OUTPUT_HANDLE, fdtab[fd]->get_output_handle ()); else if (fd == 2) - SetStdHandle (STD_ERROR_HANDLE, dtable[fd]->get_output_handle ()); + SetStdHandle (STD_ERROR_HANDLE, fdtab[fd]->get_output_handle ()); } int -hinfo::extend (int howmuch) +dtable::extend (int howmuch) { int new_size = size + howmuch; fhandler_base **newfds; @@ -76,7 +76,7 @@ hinfo::extend (int howmuch) initialized at each fork () call. */ void -hinfo_init (void) +stdio_init (void) { /* Set these before trying to output anything from strace. Also, always set them even if we're to pick up our parent's fds @@ -88,7 +88,7 @@ hinfo_init (void) HANDLE out = GetStdHandle (STD_OUTPUT_HANDLE); HANDLE err = GetStdHandle (STD_ERROR_HANDLE); - dtable.init_std_file_from_handle (0, in, GENERIC_READ, "{stdin}"); + fdtab.init_std_file_from_handle (0, in, GENERIC_READ, "{stdin}"); /* STD_ERROR_HANDLE has been observed to be the same as STD_OUTPUT_HANDLE. We need separate handles (e.g. using pipes @@ -106,13 +106,13 @@ hinfo_init (void) } } - dtable.init_std_file_from_handle (1, out, GENERIC_WRITE, "{stdout}"); - dtable.init_std_file_from_handle (2, err, GENERIC_WRITE, "{stderr}"); + fdtab.init_std_file_from_handle (1, out, GENERIC_WRITE, "{stdout}"); + fdtab.init_std_file_from_handle (2, err, GENERIC_WRITE, "{stderr}"); } } int -hinfo::not_open (int fd) +dtable::not_open (int fd) { SetResourceLock(LOCK_FD_LIST,READ_LOCK," not_open"); @@ -123,7 +123,7 @@ hinfo::not_open (int fd) } int -hinfo::find_unused_handle (int start) +dtable::find_unused_handle (int start) { AssertResourceOwner(LOCK_FD_LIST, READ_LOCK); @@ -139,7 +139,7 @@ hinfo::find_unused_handle (int start) } void -hinfo::release (int fd) +dtable::release (int fd) { if (!not_open (fd)) { @@ -149,7 +149,7 @@ hinfo::release (int fd) } void -hinfo::init_std_file_from_handle (int fd, HANDLE handle, +dtable::init_std_file_from_handle (int fd, HANDLE handle, DWORD myaccess, const char *name) { int bin = binmode ? O_BINARY : 0; @@ -190,14 +190,14 @@ cygwin_attach_handle_to_fd (char *name, int fd, HANDLE handle, mode_t bin, DWORD myaccess) { if (fd == -1) - fd = dtable.find_unused_handle(); - fhandler_base *res = dtable.build_fhandler (fd, name, handle); + fd = fdtab.find_unused_handle(); + fhandler_base *res = fdtab.build_fhandler (fd, name, handle); res->init (handle, myaccess, bin); return fd; } fhandler_base * -hinfo::build_fhandler (int fd, const char *name, HANDLE handle) +dtable::build_fhandler (int fd, const char *name, HANDLE handle) { int unit; DWORD devn; @@ -229,7 +229,7 @@ hinfo::build_fhandler (int fd, const char *name, HANDLE handle) } fhandler_base * -hinfo::build_fhandler (int fd, DWORD dev, const char *name, int unit) +dtable::build_fhandler (int fd, DWORD dev, const char *name, int unit) { fhandler_base *fh; void *buf = calloc (1, sizeof (fhandler_union) + 100); @@ -297,7 +297,7 @@ hinfo::build_fhandler (int fd, DWORD dev, const char *name, int unit) } fhandler_base * -hinfo::dup_worker (fhandler_base *oldfh) +dtable::dup_worker (fhandler_base *oldfh) { fhandler_base *newfh = build_fhandler (-1, oldfh->get_device (), NULL); *newfh = *oldfh; @@ -315,7 +315,7 @@ hinfo::dup_worker (fhandler_base *oldfh) } int -hinfo::dup2 (int oldfd, int newfd) +dtable::dup2 (int oldfd, int newfd) { int res = -1; fhandler_base *newfh = NULL; // = NULL to avoid an incorrect warning @@ -343,7 +343,7 @@ hinfo::dup2 (int oldfd, int newfd) } SetResourceLock(LOCK_FD_LIST,WRITE_LOCK|READ_LOCK,"dup"); - if ((size_t) newfd >= dtable.size || newfd < 0) + if ((size_t) newfd >= fdtab.size || newfd < 0) { syscall_printf ("new fd out of bounds: %d", newfd); set_errno (EBADF); @@ -366,14 +366,14 @@ done: } select_record * -hinfo::select_read (int fd, select_record *s) +dtable::select_read (int fd, select_record *s) { - if (dtable.not_open (fd)) + if (fdtab.not_open (fd)) { set_errno (EBADF); return NULL; } - fhandler_base *fh = dtable[fd]; + fhandler_base *fh = fdtab[fd]; s = fh->select_read (s); s->fd = fd; s->fh = fh; @@ -383,14 +383,14 @@ hinfo::select_read (int fd, select_record *s) } select_record * -hinfo::select_write (int fd, select_record *s) +dtable::select_write (int fd, select_record *s) { - if (dtable.not_open (fd)) + if (fdtab.not_open (fd)) { set_errno (EBADF); return NULL; } - fhandler_base *fh = dtable[fd]; + fhandler_base *fh = fdtab[fd]; s = fh->select_write (s); s->fd = fd; s->fh = fh; @@ -400,14 +400,14 @@ hinfo::select_write (int fd, select_record *s) } select_record * -hinfo::select_except (int fd, select_record *s) +dtable::select_except (int fd, select_record *s) { - if (dtable.not_open (fd)) + if (fdtab.not_open (fd)) { set_errno (EBADF); return NULL; } - fhandler_base *fh = dtable[fd]; + fhandler_base *fh = fdtab[fd]; s = fh->select_except (s); s->fd = fd; s->fh = fh; @@ -417,7 +417,7 @@ hinfo::select_except (int fd, select_record *s) } /* - * Function to take an existant hinfo array + * Function to take an existant dtable array * and linearize it into a memory buffer. * If memory buffer is NULL, it returns the size * of memory buffer needed to do the linearization. @@ -425,7 +425,7 @@ hinfo::select_except (int fd, select_record *s) */ int -hinfo::linearize_fd_array (unsigned char *in_buf, int buflen) +dtable::linearize_fd_array (unsigned char *in_buf, int buflen) { /* If buf == NULL, just precalculate length */ if (in_buf == NULL) @@ -492,19 +492,19 @@ hinfo::linearize_fd_array (unsigned char *in_buf, int buflen) } /* - * Function to take a linearized hinfo array in a memory buffer and - * re-create the original hinfo array. + * Function to take a linearized dtable array in a memory buffer and + * re-create the original dtable array. */ LPBYTE -hinfo::de_linearize_fd_array (LPBYTE buf) +dtable::de_linearize_fd_array (LPBYTE buf) { int len, max_used_fd; size_t inc_size; debug_printf ("buf %x", buf); - /* First get the number of fd's - use this to set the dtablesize. + /* First get the number of fd's - use this to set the fdtabsize. NB. This is the only place in the code this should be done !! */ @@ -554,7 +554,7 @@ hinfo::de_linearize_fd_array (LPBYTE buf) } void -hinfo::fixup_after_fork (HANDLE parent) +dtable::fixup_after_fork (HANDLE parent) { SetResourceLock(LOCK_FD_LIST,WRITE_LOCK|READ_LOCK,"dup"); for (size_t i = 0; i < size; i++) @@ -571,7 +571,7 @@ hinfo::fixup_after_fork (HANDLE parent) } int -hinfo::vfork_child_dup () +dtable::vfork_child_dup () { fhandler_base **newtable; newtable = (fhandler_base **) calloc (size, sizeof(fds[0])); @@ -595,7 +595,7 @@ out: } void -hinfo::vfork_parent_restore () +dtable::vfork_parent_restore () { SetResourceLock(LOCK_FD_LIST,WRITE_LOCK|READ_LOCK,"dup"); |