fuzion/sys/pipe.fz
# This file is part of the Fuzion language implementation.
#
# The Fuzion language implementation is free software: you can redistribute it
# and/or modify it under the terms of the GNU General Public License as published
# by the Free Software Foundation, version 3 of the License.
#
# The Fuzion language implementation is distributed in the hope that it will be
# useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
# License for more details.
#
# You should have received a copy of the GNU General Public License along with The
# Fuzion language implementation. If not, see <https://www.gnu.org/licenses/>.
# -----------------------------------------------------------------------
#
# Tokiwa Software GmbH, Germany
#
# Source code of Fuzion standard library feature fuzion.sys.pipe
#
# -----------------------------------------------------------------------
# fuzion.sys.pipe -- unit type grouping routines related to pipe
#
module pipe is
# returns -1 on error, 0 on end_of_file, number of read bytes otherwise.
#
module read(
# the descriptor
desc i64,
# the internal array data representing the container for the bytes to be read
file_array fuzion.sys.Pointer,
# the length of the array that represents the file bytes
file_array_length i32) i32 => intrinsic
# returns -1 on error, number of written bytes otherwise.
#
module write(
# the descriptor
desc i64,
# the internal array data representing the content bytes to write
content fuzion.sys.Pointer,
# the length of the internal array representing the content
content_length i32) i32 => intrinsic
# returns -1 on error, 0 on success
#
module close(
# descriptor
desc i64) i32 => intrinsic
last changed: 2024-03-07