From 5da14042f70711ea5cf66e034699730335462f66 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 5 May 2024 14:08:03 +0200 Subject: Merging upstream version 1.45.3+dfsg. Signed-off-by: Daniel Baumann --- src/fluent-bit/lib/onigmo/regtrav.c | 78 +++++++++++++++++++++++++++++++++++++ 1 file changed, 78 insertions(+) create mode 100644 src/fluent-bit/lib/onigmo/regtrav.c (limited to 'src/fluent-bit/lib/onigmo/regtrav.c') diff --git a/src/fluent-bit/lib/onigmo/regtrav.c b/src/fluent-bit/lib/onigmo/regtrav.c new file mode 100644 index 000000000..caf54ac96 --- /dev/null +++ b/src/fluent-bit/lib/onigmo/regtrav.c @@ -0,0 +1,78 @@ +/********************************************************************** + regtrav.c - Onigmo (Oniguruma-mod) (regular expression library) +**********************************************************************/ +/*- + * Copyright (c) 2002-2004 K.Kosako + * Copyright (c) 2011 K.Takata + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "regint.h" + +#ifdef USE_CAPTURE_HISTORY + +static int +capture_tree_traverse(OnigCaptureTreeNode* node, int at, + int(*callback_func)(int,OnigPosition,OnigPosition,int,int,void*), + int level, void* arg) +{ + int r, i; + + if (node == (OnigCaptureTreeNode* )0) + return 0; + + if ((at & ONIG_TRAVERSE_CALLBACK_AT_FIRST) != 0) { + r = (*callback_func)(node->group, node->beg, node->end, + level, ONIG_TRAVERSE_CALLBACK_AT_FIRST, arg); + if (r != 0) return r; + } + + for (i = 0; i < node->num_childs; i++) { + r = capture_tree_traverse(node->childs[i], at, + callback_func, level + 1, arg); + if (r != 0) return r; + } + + if ((at & ONIG_TRAVERSE_CALLBACK_AT_LAST) != 0) { + r = (*callback_func)(node->group, node->beg, node->end, + level, ONIG_TRAVERSE_CALLBACK_AT_LAST, arg); + if (r != 0) return r; + } + + return 0; +} +#endif /* USE_CAPTURE_HISTORY */ + +extern int +onig_capture_tree_traverse(OnigRegion* region, int at, + int(*callback_func)(int,OnigPosition,OnigPosition,int,int,void*), + void* arg) +{ +#ifdef USE_CAPTURE_HISTORY + return capture_tree_traverse(region->history_root, at, + callback_func, 0, arg); +#else + return ONIG_NO_SUPPORT_CONFIG; +#endif +} -- cgit v1.2.3