libabigail/include/abg-regex.h
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	* include/abg-libxml-utils.h: Likewise.
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	* include/abg-regex.h: Likewise.
	* include/abg-reporter.h: Likewise.
	* include/abg-sptr-utils.h: Likewise.
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	* include/abg-tools-utils.h: Likewise.
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	* src/abg-config.cc: Likewise.
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	* src/abg-elf-based-reader.cc: Likewise.
	* src/abg-elf-helpers.cc: Likewise.
	* src/abg-elf-helpers.h: Likewise.
	* src/abg-elf-reader.cc: Likewise.
	* src/abg-fe-iface.cc: Likewise.
	* src/abg-hash.cc: Likewise.
	* src/abg-ini.cc: Likewise.
	* src/abg-internal.h: Likewise.
	* src/abg-ir-priv.h: Likewise.
	* src/abg-ir.cc: Likewise.
	* src/abg-leaf-reporter.cc: Likewise.
	* src/abg-libxml-utils.cc: Likewise.
	* src/abg-reader.cc: Likewise.
	* src/abg-regex.cc: Likewise.
	* src/abg-reporter-priv.cc: Likewise.
	* src/abg-reporter-priv.h: Likewise.
	* src/abg-suppression-priv.h: Likewise.
	* src/abg-suppression.cc: Likewise.
	* src/abg-symtab-reader.cc: Likewise.
	* src/abg-symtab-reader.h: Likewise.
	* src/abg-tools-utils.cc: Likewise.
	* src/abg-traverse.cc: Likewise.
	* src/abg-viz-common.cc: Likewise.
	* src/abg-viz-dot.cc: Likewise.
	* src/abg-viz-svg.cc: Likewise.
	* src/abg-workers.cc: Likewise.
	* src/abg-writer.cc: Likewise.
	* tests/print-diff-tree.cc: Likewise.
	* tests/test-abicompat.cc: Likewise.
	* tests/test-abidiff-exit.cc: Likewise.
	* tests/test-abidiff.cc: Likewise.
	* tests/test-alt-dwarf-file.cc: Likewise.
	* tests/test-core-diff.cc: Likewise.
	* tests/test-cxx-compat.cc: Likewise.
	* tests/test-diff-dwarf-abixml.cc: Likewise.
	* tests/test-diff-dwarf.cc: Likewise.
	* tests/test-diff-filter.cc: Likewise.
	* tests/test-diff-pkg.cc: Likewise.
	* tests/test-diff-suppr.cc: Likewise.
	* tests/test-diff2.cc: Likewise.
	* tests/test-dot.cc: Likewise.
	* tests/test-elf-helpers.cc: Likewise.
	* tests/test-ini.cc: Likewise.
	* tests/test-ir-walker.cc: Likewise.
	* tests/test-kmi-whitelist.cc: Likewise.
	* tests/test-lookup-syms.cc: Likewise.
	* tests/test-read-ctf.cc: Likewise.
	* tests/test-read-dwarf.cc: Likewise.
	* tests/test-read-write.cc: Likewise.
	* tests/test-svg.cc: Likewise.
	* tests/test-symtab-reader.cc: Likewise.
	* tests/test-symtab.cc: Likewise.
	* tests/test-tools-utils.cc: Likewise.
	* tests/test-types-stability.cc: Likewise.
	* tests/test-utils.cc: Likewise.
	* tests/test-utils.h: Likewise.
	* tools/abicompat.cc: Likewise.
	* tools/abidiff.cc: Likewise.
	* tools/abidw.cc: Likewise.
	* tools/abilint.cc: Likewise.
	* tools/abipkgdiff.cc: Likewise.
	* tools/abisym.cc: Likewise.
	* tools/binilint.cc: Likewise.
	* tools/kmidiff.cc: Likewise.

Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2023-01-01 18:19:30 +01:00

95 lines
2.0 KiB
C++

// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// -*- Mode: C++ -*-
//
// Copyright (C) 2013-2023 Red Hat, Inc.
/// @file
///
/// Wrappers around regex types and functions.
#ifndef __ABG_REGEX_H__
#define __ABG_REGEX_H__
#include <regex.h>
#include <memory>
#include <string>
#include <vector>
#include "abg-sptr-utils.h"
namespace abigail
{
/// Namespace for regex types and functions.
namespace regex
{
/// A convenience typedef for a shared pointer of regex_t.
typedef std::shared_ptr<regex_t> regex_t_sptr;
/// A delete functor for a shared_ptr of regex_t.
struct regex_t_deleter
{
/// The operator called to de-allocate the pointer to regex_t
/// embedded in a shared_ptr<regex_t>
///
/// @param r the pointer to regex_t to de-allocate.
void
operator()(::regex_t* r)
{
regfree(r);
delete r;
}
};//end struct regex_deleter
/// A class to hold a reference to a string to regex escape.
struct escape
{
escape(const std::string& str) : ref(str) { }
const std::string& ref;
};
std::ostream&
operator<<(std::ostream& os, const escape& esc);
std::string
generate_from_strings(const std::vector<std::string>& strs);
regex_t_sptr
compile(const std::string& str);
bool
match(const regex_t_sptr& r, const std::string& str);
}// end namespace regex
namespace sptr_utils
{
/// Specialization of sptr_utils::build_sptr for regex_t.
///
/// This is used to wrap a pointer to regex_t into a
/// shared_ptr<regex_t>.
///
/// @param p the bare pointer to regex_t to wrap into a shared_ptr<regex_t>.
///
/// @return the shared_ptr<regex_t> that wraps @p p.
template<>
regex::regex_t_sptr
build_sptr<regex_t>(regex_t *p);
/// Specialization of sptr_utils::build_sptr for regex_t.
///
/// This creates a pointer to regex_t and wraps it into a shared_ptr<regex_t>.
///
/// @return the shared_ptr<regex_t> wrapping the newly created regex_t*
template<>
regex::regex_t_sptr
build_sptr<regex_t>();
}// end namespace sptr_utils
}// end namespace abigail
#endif //__ABG_REGEX_H__