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130 lines
4.1 KiB
130 lines
4.1 KiB
5 years ago
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'\" t
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.\" Title: zdir_patch
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.\" Author: [see the "AUTHORS" section]
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.\" Generator: DocBook XSL Stylesheets v1.76.1 <http://docbook.sf.net/>
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.\" Date: 12/31/2016
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.\" Manual: CZMQ Manual
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.\" Source: CZMQ 4.0.2
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.\" Language: English
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.\"
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.TH "ZDIR_PATCH" "3" "12/31/2016" "CZMQ 4\&.0\&.2" "CZMQ Manual"
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.\" -----------------------------------------------------------------
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.\" * Define some portability stuff
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.\" -----------------------------------------------------------------
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.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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.\" http://bugs.debian.org/507673
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.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
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.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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.ie \n(.g .ds Aq \(aq
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.el .ds Aq '
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.\" -----------------------------------------------------------------
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.\" * set default formatting
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.\" -----------------------------------------------------------------
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.\" disable hyphenation
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.nh
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.\" disable justification (adjust text to left margin only)
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.ad l
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.\" -----------------------------------------------------------------
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.\" * MAIN CONTENT STARTS HERE *
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.\" -----------------------------------------------------------------
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.SH "NAME"
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zdir_patch \- work with directory patches
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.SH "SYNOPSIS"
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.sp
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.nf
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// This is a stable class, and may not change except for emergencies\&. It
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// is provided in stable builds\&.
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#define ZDIR_PATCH_CREATE 1 // Creates a new file
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#define ZDIR_PATCH_DELETE 2 // Delete a file
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// Create new patch
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CZMQ_EXPORT zdir_patch_t *
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zdir_patch_new (const char *path, zfile_t *file, int op, const char *alias);
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// Destroy a patch
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CZMQ_EXPORT void
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zdir_patch_destroy (zdir_patch_t **self_p);
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// Create copy of a patch\&. If the patch is null, or memory was exhausted,
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// returns null\&.
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// Caller owns return value and must destroy it when done\&.
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CZMQ_EXPORT zdir_patch_t *
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zdir_patch_dup (zdir_patch_t *self);
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// Return patch file directory path
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CZMQ_EXPORT const char *
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zdir_patch_path (zdir_patch_t *self);
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// Return patch file item
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CZMQ_EXPORT zfile_t *
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zdir_patch_file (zdir_patch_t *self);
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// Return operation
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CZMQ_EXPORT int
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zdir_patch_op (zdir_patch_t *self);
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// Return patch virtual file path
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CZMQ_EXPORT const char *
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zdir_patch_vpath (zdir_patch_t *self);
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// Calculate hash digest for file (create only)
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CZMQ_EXPORT void
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zdir_patch_digest_set (zdir_patch_t *self);
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// Return hash digest for patch file
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CZMQ_EXPORT const char *
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zdir_patch_digest (zdir_patch_t *self);
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// Self test of this class\&.
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CZMQ_EXPORT void
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zdir_patch_test (bool verbose);
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Please add \*(Aq@interface\*(Aq section in \*(Aq\&./\&.\&./src/zdir_patch\&.c\*(Aq\&.
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.fi
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.SH "DESCRIPTION"
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.sp
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The zdir_patch class works with one patch, which says "create this file" or "delete this file" (referring to a zfile item each time)\&.
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.sp
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Please add \fI@discuss\fR section in \fI\&./\&.\&./src/zdir_patch\&.c\fR\&.
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.SH "EXAMPLE"
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.PP
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\fBFrom zdir_patch_test method\fR.
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.sp
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.if n \{\
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.RS 4
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.\}
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.nf
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zfile_t *file = zfile_new ("\&.", "bilbo");
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assert (file);
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zdir_patch_t *patch = zdir_patch_new ("\&.", file, patch_create, "/");
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assert (patch);
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zfile_destroy (&file);
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file = zdir_patch_file (patch);
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assert (file);
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assert (streq (zfile_filename (file, "\&."), "bilbo"));
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assert (streq (zdir_patch_vpath (patch), "/bilbo"));
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zdir_patch_destroy (&patch);
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.fi
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.if n \{\
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.RE
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.\}
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.sp
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.SH "AUTHORS"
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.sp
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The czmq manual was written by the authors in the AUTHORS file\&.
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.SH "RESOURCES"
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.sp
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Main web site: \m[blue]\fB\%\fR\m[]
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.sp
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Report bugs to the email <\m[blue]\fBzeromq\-dev@lists\&.zeromq\&.org\fR\m[]\&\s-2\u[1]\d\s+2>
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.SH "COPYRIGHT"
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.sp
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Copyright (c) the Contributors as noted in the AUTHORS file\&. This file is part of CZMQ, the high\-level C binding for 0MQ: http://czmq\&.zeromq\&.org\&. This Source Code Form is subject to the terms of the Mozilla Public License, v\&. 2\&.0\&. If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla\&.org/MPL/2\&.0/\&. LICENSE included with the czmq distribution\&.
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.SH "NOTES"
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.IP " 1." 4
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zeromq-dev@lists.zeromq.org
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.RS 4
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\%mailto:zeromq-dev@lists.zeromq.org
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.RE
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