libabigail/tools/abg-tools-utils.cc

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Initial version of an archive manipulation program: biar * tests/test-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Move these directories manipulation utilities from here to ... * tools/abg-tools-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Declare these new functions. * tests/test-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Likewise, move these to ... * tools/abg-tools-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Define these. * tools/Makefile.am: New file. Create a new libtoolsutils.la static library with stuff from tools/abg-tools-utils.cc in it. Also create a new 'biar' program with the stuff from the new tools/biar.cc in it. * tools/biar.cc: New file. Contains the code for the new "biar" archive manipulation command line utility. * tests/test-read-write.cc (main): Adjust for the change about ensure_parent_dir_created above. * tests/test-write-read-archive.cc (main): Likewise. * Makefile.am (SUBDIRS): Add the new tools/ sub-directory to the build system. * configure.ac (AC_CONFIG_FILES): Generate tools/Makefile. * tests/Makefile.am: Make libtestutils.la link with the new libtoolsutils.la. Make sure to express the dependencies between libtestutils.la and the binaries that depend on it. Otherwise parallel builds can go awry. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-08-29 15:08:47 +00:00
// -*- Mode: C++ -*-
//
// Copyright (C) 2013 Red Hat, Inc.
//
// This file is part of the GNU Application Binary Interface Generic
// Analysis and Instrumentation Library (libabigail). This library is
// free software; you can redistribute it and/or modify it under the
// terms of the GNU Lesser General Public License as published by the
// Free Software Foundation; either version 3, or (at your option) any
// later version.
// This library 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 Lesser Public License for more details.
// You should have received a copy of the GNU Lesser General Public
// License along with this program; see the file COPYING-LGPLV3. If
// not, see <http://www.gnu.org/licenses/>.
///@file
#include <unistd.h>
Initial version of an archive manipulation program: biar * tests/test-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Move these directories manipulation utilities from here to ... * tools/abg-tools-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Declare these new functions. * tests/test-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Likewise, move these to ... * tools/abg-tools-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Define these. * tools/Makefile.am: New file. Create a new libtoolsutils.la static library with stuff from tools/abg-tools-utils.cc in it. Also create a new 'biar' program with the stuff from the new tools/biar.cc in it. * tools/biar.cc: New file. Contains the code for the new "biar" archive manipulation command line utility. * tests/test-read-write.cc (main): Adjust for the change about ensure_parent_dir_created above. * tests/test-write-read-archive.cc (main): Likewise. * Makefile.am (SUBDIRS): Add the new tools/ sub-directory to the build system. * configure.ac (AC_CONFIG_FILES): Generate tools/Makefile. * tests/Makefile.am: Make libtestutils.la link with the new libtoolsutils.la. Make sure to express the dependencies between libtestutils.la and the binaries that depend on it. Otherwise parallel builds can go awry. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-08-29 15:08:47 +00:00
#include <sys/types.h>
#include <sys/stat.h>
#include <cstdlib>
#include <cstring>
#include <libgen.h>
Initial support for diffing ABI corpus files * include/abg-comparison.h (string_function_ptr_map) (changed_function_ptr, string_changed_function_ptr_map) (corpus_diff_sptr): New convenience typedefs. (translation_unit_diff): Add comments. (class corpus_diff): New type. (compute_diff): New overload for corpus_diff. * include/abg-corpus.h (corpus::{functions, variables}): New typedefs. (corpus::{operator==, get_functions, get_variables}): New members. * include/abg-diff-utils.h (struct deep_ptr_eq_functor): New functor. * include/abg-ir.h (translation_unit::operator==): New member equality operator. * src/abg-comparison.cc (struct corpus_diff::priv): New private struct holding the private members of corpus_diff. (corpus_diff::priv::{lookup_tables_empty, clear_lookup_tables, ensure_lookup_tables_populated}): Define new private member functions. (corpus_diff::{corpus_diff, first_corpus, second_corpus, function_changes, variable_changes, length, report}): New public members. (struct noop_deleter): New struct. (compute_diff): New implementation for corpus_diff. * src/abg-corpus.cc (struct corpus::priv): Renamed corpus::impl into this. Add new fns, vars and is_symbol_table_built data members. (corpus::priv::build_symbol_table): New member function. (class symtab_build_visitor_type): New visitor type to build the symbol table. (struct func_comp, struct var_comp): New comparison functors. (corpus::priv::build_symbol_table): Define new member function. (corpus::{corpus, add, get_translation_units, operator==, get_functions, get_variables}): Define new members. * src/abg-ir.cc (translation_unit::operator==): Define new member equality operator. (operator==(translation_unit_sptr l, translation_unit_sptr r)): Define new equality operator. * tools/abg-tools-utils.h (enum file_type): New enum. (guess_file_type): Declare new function. * tools/abg-tools-utils.cc (guess_file_type): define new function. * tools/bidiff.cc (main): Guess the type of the files given in input and support elf files reading and diffing. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-12-23 13:05:19 +00:00
#include <fstream>
#include <iostream>
#include <abg-ir.h>
Initial version of an archive manipulation program: biar * tests/test-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Move these directories manipulation utilities from here to ... * tools/abg-tools-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Declare these new functions. * tests/test-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Likewise, move these to ... * tools/abg-tools-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Define these. * tools/Makefile.am: New file. Create a new libtoolsutils.la static library with stuff from tools/abg-tools-utils.cc in it. Also create a new 'biar' program with the stuff from the new tools/biar.cc in it. * tools/biar.cc: New file. Contains the code for the new "biar" archive manipulation command line utility. * tests/test-read-write.cc (main): Adjust for the change about ensure_parent_dir_created above. * tests/test-write-read-archive.cc (main): Likewise. * Makefile.am (SUBDIRS): Add the new tools/ sub-directory to the build system. * configure.ac (AC_CONFIG_FILES): Generate tools/Makefile. * tests/Makefile.am: Make libtestutils.la link with the new libtoolsutils.la. Make sure to express the dependencies between libtestutils.la and the binaries that depend on it. Otherwise parallel builds can go awry. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-08-29 15:08:47 +00:00
#include "abg-tools-utils.h"
using std::string;
namespace abigail
{
namespace tools
{
using std::ostream;
Initial support for diffing ABI corpus files * include/abg-comparison.h (string_function_ptr_map) (changed_function_ptr, string_changed_function_ptr_map) (corpus_diff_sptr): New convenience typedefs. (translation_unit_diff): Add comments. (class corpus_diff): New type. (compute_diff): New overload for corpus_diff. * include/abg-corpus.h (corpus::{functions, variables}): New typedefs. (corpus::{operator==, get_functions, get_variables}): New members. * include/abg-diff-utils.h (struct deep_ptr_eq_functor): New functor. * include/abg-ir.h (translation_unit::operator==): New member equality operator. * src/abg-comparison.cc (struct corpus_diff::priv): New private struct holding the private members of corpus_diff. (corpus_diff::priv::{lookup_tables_empty, clear_lookup_tables, ensure_lookup_tables_populated}): Define new private member functions. (corpus_diff::{corpus_diff, first_corpus, second_corpus, function_changes, variable_changes, length, report}): New public members. (struct noop_deleter): New struct. (compute_diff): New implementation for corpus_diff. * src/abg-corpus.cc (struct corpus::priv): Renamed corpus::impl into this. Add new fns, vars and is_symbol_table_built data members. (corpus::priv::build_symbol_table): New member function. (class symtab_build_visitor_type): New visitor type to build the symbol table. (struct func_comp, struct var_comp): New comparison functors. (corpus::priv::build_symbol_table): Define new member function. (corpus::{corpus, add, get_translation_units, operator==, get_functions, get_variables}): Define new members. * src/abg-ir.cc (translation_unit::operator==): Define new member equality operator. (operator==(translation_unit_sptr l, translation_unit_sptr r)): Define new equality operator. * tools/abg-tools-utils.h (enum file_type): New enum. (guess_file_type): Declare new function. * tools/abg-tools-utils.cc (guess_file_type): define new function. * tools/bidiff.cc (main): Guess the type of the files given in input and support elf files reading and diffing. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-12-23 13:05:19 +00:00
using std::istream;
using std::ifstream;
using std::string;
#define DECLARE_STAT(st) \
struct stat st; \
memset(&st, 0, sizeof(st))
static bool
get_stat(const string& path,
struct stat* s)
{return (stat(path.c_str(), s) == 0);}
/// Tests whether \a path exists;
bool
file_exists(const string& path)
{
DECLARE_STAT(st);
return get_stat(path, &st);
}
/// Test if path is a path to a regular file.
///
/// @param path the path to consider.
///
/// @return true iff path is a regular path.
bool
is_regular_file(const string& path)
{
DECLARE_STAT(st);
if (!get_stat(path, &st))
return false;
return !!S_ISREG(st.st_mode);
}
Initial version of an archive manipulation program: biar * tests/test-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Move these directories manipulation utilities from here to ... * tools/abg-tools-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Declare these new functions. * tests/test-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Likewise, move these to ... * tools/abg-tools-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Define these. * tools/Makefile.am: New file. Create a new libtoolsutils.la static library with stuff from tools/abg-tools-utils.cc in it. Also create a new 'biar' program with the stuff from the new tools/biar.cc in it. * tools/biar.cc: New file. Contains the code for the new "biar" archive manipulation command line utility. * tests/test-read-write.cc (main): Adjust for the change about ensure_parent_dir_created above. * tests/test-write-read-archive.cc (main): Likewise. * Makefile.am (SUBDIRS): Add the new tools/ sub-directory to the build system. * configure.ac (AC_CONFIG_FILES): Generate tools/Makefile. * tests/Makefile.am: Make libtestutils.la link with the new libtoolsutils.la. Make sure to express the dependencies between libtestutils.la and the binaries that depend on it. Otherwise parallel builds can go awry. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-08-29 15:08:47 +00:00
/// Tests whether #path is a directory.
///
/// \return true iff #path is a directory.
bool
is_dir(const string& path)
{
DECLARE_STAT(st);
Initial version of an archive manipulation program: biar * tests/test-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Move these directories manipulation utilities from here to ... * tools/abg-tools-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Declare these new functions. * tests/test-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Likewise, move these to ... * tools/abg-tools-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Define these. * tools/Makefile.am: New file. Create a new libtoolsutils.la static library with stuff from tools/abg-tools-utils.cc in it. Also create a new 'biar' program with the stuff from the new tools/biar.cc in it. * tools/biar.cc: New file. Contains the code for the new "biar" archive manipulation command line utility. * tests/test-read-write.cc (main): Adjust for the change about ensure_parent_dir_created above. * tests/test-write-read-archive.cc (main): Likewise. * Makefile.am (SUBDIRS): Add the new tools/ sub-directory to the build system. * configure.ac (AC_CONFIG_FILES): Generate tools/Makefile. * tests/Makefile.am: Make libtestutils.la link with the new libtoolsutils.la. Make sure to express the dependencies between libtestutils.la and the binaries that depend on it. Otherwise parallel builds can go awry. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-08-29 15:08:47 +00:00
if (!get_stat(path, &st))
Initial version of an archive manipulation program: biar * tests/test-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Move these directories manipulation utilities from here to ... * tools/abg-tools-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Declare these new functions. * tests/test-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Likewise, move these to ... * tools/abg-tools-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Define these. * tools/Makefile.am: New file. Create a new libtoolsutils.la static library with stuff from tools/abg-tools-utils.cc in it. Also create a new 'biar' program with the stuff from the new tools/biar.cc in it. * tools/biar.cc: New file. Contains the code for the new "biar" archive manipulation command line utility. * tests/test-read-write.cc (main): Adjust for the change about ensure_parent_dir_created above. * tests/test-write-read-archive.cc (main): Likewise. * Makefile.am (SUBDIRS): Add the new tools/ sub-directory to the build system. * configure.ac (AC_CONFIG_FILES): Generate tools/Makefile. * tests/Makefile.am: Make libtestutils.la link with the new libtoolsutils.la. Make sure to express the dependencies between libtestutils.la and the binaries that depend on it. Otherwise parallel builds can go awry. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-08-29 15:08:47 +00:00
return false;
return !!S_ISDIR(st.st_mode);
}
/// Return the directory part of a file path.
///
/// @param path the file path to consider
///
/// @param dirnam the resulting directory part, or "." if the couldn't
/// figure out anything better (for now; maybe we should do something
/// better than this later ...).
///
/// @return true upon successful completion, false otherwise (okay,
/// for now it always return true, but that might change in the future).
bool
dir_name(string const& path,
string& dirnam)
Initial version of an archive manipulation program: biar * tests/test-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Move these directories manipulation utilities from here to ... * tools/abg-tools-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Declare these new functions. * tests/test-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Likewise, move these to ... * tools/abg-tools-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Define these. * tools/Makefile.am: New file. Create a new libtoolsutils.la static library with stuff from tools/abg-tools-utils.cc in it. Also create a new 'biar' program with the stuff from the new tools/biar.cc in it. * tools/biar.cc: New file. Contains the code for the new "biar" archive manipulation command line utility. * tests/test-read-write.cc (main): Adjust for the change about ensure_parent_dir_created above. * tests/test-write-read-archive.cc (main): Likewise. * Makefile.am (SUBDIRS): Add the new tools/ sub-directory to the build system. * configure.ac (AC_CONFIG_FILES): Generate tools/Makefile. * tests/Makefile.am: Make libtestutils.la link with the new libtoolsutils.la. Make sure to express the dependencies between libtestutils.la and the binaries that depend on it. Otherwise parallel builds can go awry. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-08-29 15:08:47 +00:00
{
if (path.empty())
{
dirnam = ".";
return true;
}
char *p = strdup(path.c_str());
char *r = ::dirname(p);
dirnam = r;
free(p);
return true;
}
/// Return the file name part of a file part.
///
/// @param path the file path to consider.
///
/// @param file_name the name part of the file to consider.
///
///@return true upon successful completion, false otherwise (okay it
///always return true for now, but that might change in the future).
bool
base_name(string const &path,
string& file_name)
{
if (path.empty())
{
file_name = ".";
return true;
}
char *p = strdup(path.c_str());
char *f = ::basename(p);
file_name = f;
free(p);
return true;
}
/// Ensures #dir_path is a directory and is created. If #dir_path is
/// not created, this function creates it.
///
/// \return true if #dir_path is a directory that is already present,
/// of if the function has successfuly created it.
bool
ensure_dir_path_created(const string& dir_path)
{
struct stat st;
memset(&st, 0, sizeof (st));
int stat_result = 0;
stat_result = stat(dir_path.c_str(), &st);
if (stat_result == 0)
{
// A file or directory already exists with the same name.
if (!S_ISDIR (st.st_mode))
return false;
return true;
}
string cmd;
cmd = "mkdir -p " + dir_path;
if (system(cmd.c_str()))
return false;
return true;
}
/// Ensures that the parent directory of #path is created.
///
/// \return true if the parent directory of #path is already present,
/// or if this function has successfuly created it.
bool
ensure_parent_dir_created(const string& path)
{
bool is_ok = false;
if (path.empty())
return is_ok;
string parent;
if (dir_name(path, parent))
is_ok = ensure_dir_path_created(parent);
return is_ok;
}
/// Check if a given path exists and is readable.
///
/// @param path the path to consider.
///
/// @param out the out stream to report errors to.
///
/// @return true iff path exists and is readable.
bool
check_file(const string& path,
ostream& out)
{
if (!file_exists(path))
{
out << "file " << path << " does not exist\n";
return false;
}
if (!is_regular_file(path))
{
out << path << " is not a regular file\n";
return false;
}
return true;
}
Initial support for diffing ABI corpus files * include/abg-comparison.h (string_function_ptr_map) (changed_function_ptr, string_changed_function_ptr_map) (corpus_diff_sptr): New convenience typedefs. (translation_unit_diff): Add comments. (class corpus_diff): New type. (compute_diff): New overload for corpus_diff. * include/abg-corpus.h (corpus::{functions, variables}): New typedefs. (corpus::{operator==, get_functions, get_variables}): New members. * include/abg-diff-utils.h (struct deep_ptr_eq_functor): New functor. * include/abg-ir.h (translation_unit::operator==): New member equality operator. * src/abg-comparison.cc (struct corpus_diff::priv): New private struct holding the private members of corpus_diff. (corpus_diff::priv::{lookup_tables_empty, clear_lookup_tables, ensure_lookup_tables_populated}): Define new private member functions. (corpus_diff::{corpus_diff, first_corpus, second_corpus, function_changes, variable_changes, length, report}): New public members. (struct noop_deleter): New struct. (compute_diff): New implementation for corpus_diff. * src/abg-corpus.cc (struct corpus::priv): Renamed corpus::impl into this. Add new fns, vars and is_symbol_table_built data members. (corpus::priv::build_symbol_table): New member function. (class symtab_build_visitor_type): New visitor type to build the symbol table. (struct func_comp, struct var_comp): New comparison functors. (corpus::priv::build_symbol_table): Define new member function. (corpus::{corpus, add, get_translation_units, operator==, get_functions, get_variables}): Define new members. * src/abg-ir.cc (translation_unit::operator==): Define new member equality operator. (operator==(translation_unit_sptr l, translation_unit_sptr r)): Define new equality operator. * tools/abg-tools-utils.h (enum file_type): New enum. (guess_file_type): Declare new function. * tools/abg-tools-utils.cc (guess_file_type): define new function. * tools/bidiff.cc (main): Guess the type of the files given in input and support elf files reading and diffing. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-12-23 13:05:19 +00:00
/// Guess the type of the content of an input stream.
///
/// @param in the input stream to guess the content type for.
///
/// @return the type of content guessed.
file_type
guess_file_type(istream& in)
{
const unsigned BUF_LEN = 13;
const unsigned NB_BYTES_TO_READ = 12;
Initial support for diffing ABI corpus files * include/abg-comparison.h (string_function_ptr_map) (changed_function_ptr, string_changed_function_ptr_map) (corpus_diff_sptr): New convenience typedefs. (translation_unit_diff): Add comments. (class corpus_diff): New type. (compute_diff): New overload for corpus_diff. * include/abg-corpus.h (corpus::{functions, variables}): New typedefs. (corpus::{operator==, get_functions, get_variables}): New members. * include/abg-diff-utils.h (struct deep_ptr_eq_functor): New functor. * include/abg-ir.h (translation_unit::operator==): New member equality operator. * src/abg-comparison.cc (struct corpus_diff::priv): New private struct holding the private members of corpus_diff. (corpus_diff::priv::{lookup_tables_empty, clear_lookup_tables, ensure_lookup_tables_populated}): Define new private member functions. (corpus_diff::{corpus_diff, first_corpus, second_corpus, function_changes, variable_changes, length, report}): New public members. (struct noop_deleter): New struct. (compute_diff): New implementation for corpus_diff. * src/abg-corpus.cc (struct corpus::priv): Renamed corpus::impl into this. Add new fns, vars and is_symbol_table_built data members. (corpus::priv::build_symbol_table): New member function. (class symtab_build_visitor_type): New visitor type to build the symbol table. (struct func_comp, struct var_comp): New comparison functors. (corpus::priv::build_symbol_table): Define new member function. (corpus::{corpus, add, get_translation_units, operator==, get_functions, get_variables}): Define new members. * src/abg-ir.cc (translation_unit::operator==): Define new member equality operator. (operator==(translation_unit_sptr l, translation_unit_sptr r)): Define new equality operator. * tools/abg-tools-utils.h (enum file_type): New enum. (guess_file_type): Declare new function. * tools/abg-tools-utils.cc (guess_file_type): define new function. * tools/bidiff.cc (main): Guess the type of the files given in input and support elf files reading and diffing. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-12-23 13:05:19 +00:00
char buf[BUF_LEN];
memset(buf, 0, BUF_LEN);
std::streampos initial_pos = in.tellg();
in.read(buf, NB_BYTES_TO_READ);
in.seekg(initial_pos);
if (in.gcount() < 4 || in.bad())
return FILE_TYPE_UNKNOWN;
if (buf[0] == 0x7f
&& buf[1] == 'E'
&& buf[2] == 'L'
&& buf[3] == 'F')
return FILE_TYPE_ELF;
if (buf[0] == '!'
&& buf[1] == '<'
&& buf[2] == 'a'
&& buf[3] == 'r'
&& buf[4] == 'c'
&& buf[5] == 'h'
&& buf[6] == '>')
return FILE_TYPE_AR;
Initial support for diffing ABI corpus files * include/abg-comparison.h (string_function_ptr_map) (changed_function_ptr, string_changed_function_ptr_map) (corpus_diff_sptr): New convenience typedefs. (translation_unit_diff): Add comments. (class corpus_diff): New type. (compute_diff): New overload for corpus_diff. * include/abg-corpus.h (corpus::{functions, variables}): New typedefs. (corpus::{operator==, get_functions, get_variables}): New members. * include/abg-diff-utils.h (struct deep_ptr_eq_functor): New functor. * include/abg-ir.h (translation_unit::operator==): New member equality operator. * src/abg-comparison.cc (struct corpus_diff::priv): New private struct holding the private members of corpus_diff. (corpus_diff::priv::{lookup_tables_empty, clear_lookup_tables, ensure_lookup_tables_populated}): Define new private member functions. (corpus_diff::{corpus_diff, first_corpus, second_corpus, function_changes, variable_changes, length, report}): New public members. (struct noop_deleter): New struct. (compute_diff): New implementation for corpus_diff. * src/abg-corpus.cc (struct corpus::priv): Renamed corpus::impl into this. Add new fns, vars and is_symbol_table_built data members. (corpus::priv::build_symbol_table): New member function. (class symtab_build_visitor_type): New visitor type to build the symbol table. (struct func_comp, struct var_comp): New comparison functors. (corpus::priv::build_symbol_table): Define new member function. (corpus::{corpus, add, get_translation_units, operator==, get_functions, get_variables}): Define new members. * src/abg-ir.cc (translation_unit::operator==): Define new member equality operator. (operator==(translation_unit_sptr l, translation_unit_sptr r)): Define new equality operator. * tools/abg-tools-utils.h (enum file_type): New enum. (guess_file_type): Declare new function. * tools/abg-tools-utils.cc (guess_file_type): define new function. * tools/bidiff.cc (main): Guess the type of the files given in input and support elf files reading and diffing. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-12-23 13:05:19 +00:00
if (buf[0] == '<'
&& buf[1] == 'a'
&& buf[2] == 'b'
&& buf[3] == 'i'
&& buf[4] == '-'
&& buf[5] == 'i'
&& buf[6] == 'n'
&& buf[7] == 's'
&& buf[8] == 't'
&& buf[9] == 'r'
&& buf[10] == ' ')
return FILE_TYPE_NATIVE_BI;
Support new 'abi-corpus' native XML format (.abi) * include/abg-reader.h (read_corpus_from_native_xml) (read_corpus_from_native_xml_file): Declare new entry points. * include/abg-writer.h (write_corpus_to_native_xml) (write_corpus_to_native_xml_file): Likewise. * src/abg-reader.cc (read_translation_unit_from_input): Renamed read_input into this. Support new 'path' attribute for 'abi-instr' XML element. (read_corpus_from_input): New static function. (read_translation_unit_from_file) (read_translation_unit_from_buffer) (read_translation_unit_from_istream): Update wrt read_input -> read_translation_unit_from_input. (read_corpus_from_native_xml, read_corpus_from_native_xml) (read_corpus_from_native_xml_file): Define new entry points. * src/abg-writer.cc (write_translation_unit): Write 'path' attribute into the 'abi-instr' xml element. (write_corpus_to_native_xml, write_corpus_to_native_xml_file): Define new entry points. * tools/abg-tools-utils.h (file_type::{FILE_TYPE_XML_CORPUS, FILE_TYPE_ZIP_CORPUS}): New enumerators. * tools/abg-tools-utils.cc (guess_file_type): Support detection of the new xml file format containing a document root 'abi-corpus' root element. * tools/bidiff.cc (main): Support diffing xml corpus-es and zip corpus-es. * tools/bidw.cc (main): Recognize elf files before reading them. * tools/bilint.cc (main): Support reading xml/zip corpus-es too. * tests/data/test-read-write/test[0-23].xml: Update 'path' attribute. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2014-01-07 13:12:26 +00:00
if (buf[0] == '<'
&& buf[1] == 'a'
&& buf[2] == 'b'
&& buf[3] == 'i'
&& buf[4] == '-'
&& buf[5] == 'c'
&& buf[6] == 'o'
&& buf[7] == 'r'
&& buf[8] == 'p'
&& buf[9] == 'u'
&& buf[10] == 's'
&& buf[11] == ' ')
return FILE_TYPE_XML_CORPUS;
if (buf[0] == 'P'
&& buf[1] == 'K'
&& buf[2] == 0x03
&& buf[3] == 0x04)
return FILE_TYPE_ZIP_CORPUS;
Initial support for diffing ABI corpus files * include/abg-comparison.h (string_function_ptr_map) (changed_function_ptr, string_changed_function_ptr_map) (corpus_diff_sptr): New convenience typedefs. (translation_unit_diff): Add comments. (class corpus_diff): New type. (compute_diff): New overload for corpus_diff. * include/abg-corpus.h (corpus::{functions, variables}): New typedefs. (corpus::{operator==, get_functions, get_variables}): New members. * include/abg-diff-utils.h (struct deep_ptr_eq_functor): New functor. * include/abg-ir.h (translation_unit::operator==): New member equality operator. * src/abg-comparison.cc (struct corpus_diff::priv): New private struct holding the private members of corpus_diff. (corpus_diff::priv::{lookup_tables_empty, clear_lookup_tables, ensure_lookup_tables_populated}): Define new private member functions. (corpus_diff::{corpus_diff, first_corpus, second_corpus, function_changes, variable_changes, length, report}): New public members. (struct noop_deleter): New struct. (compute_diff): New implementation for corpus_diff. * src/abg-corpus.cc (struct corpus::priv): Renamed corpus::impl into this. Add new fns, vars and is_symbol_table_built data members. (corpus::priv::build_symbol_table): New member function. (class symtab_build_visitor_type): New visitor type to build the symbol table. (struct func_comp, struct var_comp): New comparison functors. (corpus::priv::build_symbol_table): Define new member function. (corpus::{corpus, add, get_translation_units, operator==, get_functions, get_variables}): Define new members. * src/abg-ir.cc (translation_unit::operator==): Define new member equality operator. (operator==(translation_unit_sptr l, translation_unit_sptr r)): Define new equality operator. * tools/abg-tools-utils.h (enum file_type): New enum. (guess_file_type): Declare new function. * tools/abg-tools-utils.cc (guess_file_type): define new function. * tools/bidiff.cc (main): Guess the type of the files given in input and support elf files reading and diffing. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-12-23 13:05:19 +00:00
return FILE_TYPE_UNKNOWN;
}
/// Guess the type of the content of an file.
///
/// @param file_path the path to the file to consider.
///
/// @return the type of content guessed.
file_type
guess_file_type(const std::string& file_path)
{
ifstream in(file_path.c_str(), ifstream::binary);
file_type r = guess_file_type(in);
in.close();
return r;
}
struct malloced_char_star_deleter
{
void
operator()(char* ptr)
{free(ptr);}
};
/// Return a copy of the path given in argument, turning it into an
/// absolute path by prefixing it with the concatenation of the result
/// of get_current_dir_name() and the '/' character.
///
/// The result being an shared_ptr to char*, it should manage its
/// memory by itself and the user shouldn't need to wory too much for
/// that.
///
/// @param p the path to turn into an absolute path.
///
/// @return a shared pointer to the resulting absolute path.
std::tr1::shared_ptr<char>
make_path_absolute(const char*p)
{
using std::tr1::shared_ptr;
shared_ptr<char> result;
if (p && p[0] != '/')
{
shared_ptr<char> pwd(get_current_dir_name(),
malloced_char_star_deleter());
string s = string(pwd.get()) + "/" + p;
result.reset(strdup(s.c_str()), malloced_char_star_deleter());
}
else
result.reset(strdup(p), malloced_char_star_deleter());
return result;
}
Initial version of an archive manipulation program: biar * tests/test-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Move these directories manipulation utilities from here to ... * tools/abg-tools-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Declare these new functions. * tests/test-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Likewise, move these to ... * tools/abg-tools-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Define these. * tools/Makefile.am: New file. Create a new libtoolsutils.la static library with stuff from tools/abg-tools-utils.cc in it. Also create a new 'biar' program with the stuff from the new tools/biar.cc in it. * tools/biar.cc: New file. Contains the code for the new "biar" archive manipulation command line utility. * tests/test-read-write.cc (main): Adjust for the change about ensure_parent_dir_created above. * tests/test-write-read-archive.cc (main): Likewise. * Makefile.am (SUBDIRS): Add the new tools/ sub-directory to the build system. * configure.ac (AC_CONFIG_FILES): Generate tools/Makefile. * tests/Makefile.am: Make libtestutils.la link with the new libtoolsutils.la. Make sure to express the dependencies between libtestutils.la and the binaries that depend on it. Otherwise parallel builds can go awry. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-08-29 15:08:47 +00:00
}//end namespace tools
using abigail::function_decl;
/// Dump (to the standard error stream) two sequences of strings where
/// each string represent one of the functions in the two sequences of
/// functions given in argument to this function.
///
/// @param a_begin the begin iterator for the first input sequence of
/// functions.
///
/// @parm a_end the end iterator for the first input sequence of
/// functions.
///
/// @param b_begin the begin iterator for the second input sequence of
/// functions.
///
/// @param b_end the end iterator for the second input sequence of functions.
void
dump_functions_as_string(std::vector<function_decl*>::const_iterator a_begin,
std::vector<function_decl*>::const_iterator a_end,
std::vector<function_decl*>::const_iterator b_begin,
std::vector<function_decl*>::const_iterator b_end)
{abigail::fns_to_str(a_begin, a_end, b_begin, b_end, std::cerr);}
/// Dump (to the standard error output stream) a pretty representation
/// of the signatures of two sequences of functions.
///
/// @param a_begin the start iterator of the first input sequence of functions.
///
/// @param a_end the end iterator of the first input sequence of functions.
///
/// @param b_begin the start iterator of the second input sequence of functions.
///
/// @param b_end the end iterator of the second input sequence of functions.
void
dump_function_names(std::vector<function_decl*>::const_iterator a_begin,
std::vector<function_decl*>::const_iterator a_end,
std::vector<function_decl*>::const_iterator b_begin,
std::vector<function_decl*>::const_iterator b_end)
{
std::vector<function_decl*>::const_iterator i;
std::ostream& o = std::cerr;
for (i = a_begin; i != a_end; ++i)
o << (*i)->get_pretty_representation() << "\n";
o << " ->|<- \n";
for (i = b_begin; i != b_end; ++i)
o << (*i)->get_pretty_representation() << "\n";
o << "\n";
}
/// Compare two functions that are in a vector of functions.
///
/// @param an iterator to the beginning of the the sequence of functions.
///
/// @param f1_index the index of the first function to compare.
///
/// @param f2_inde the index of the second function to compare
bool
compare_functions(vector<function_decl*>::const_iterator base,
unsigned f1_index, unsigned f2_index)
{
function_decl* fn1 = base[f1_index];
function_decl* fn2 = base[f2_index];
return *fn1 == *fn2;
}
Initial version of an archive manipulation program: biar * tests/test-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Move these directories manipulation utilities from here to ... * tools/abg-tools-utils.h (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Declare these new functions. * tests/test-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): Likewise, move these to ... * tools/abg-tools-utils.cc (is_dir, ensure_dir_path_created) (ensure_parent_dir_created): ... here in this new file. (dir_name, base_name): Define these. * tools/Makefile.am: New file. Create a new libtoolsutils.la static library with stuff from tools/abg-tools-utils.cc in it. Also create a new 'biar' program with the stuff from the new tools/biar.cc in it. * tools/biar.cc: New file. Contains the code for the new "biar" archive manipulation command line utility. * tests/test-read-write.cc (main): Adjust for the change about ensure_parent_dir_created above. * tests/test-write-read-archive.cc (main): Likewise. * Makefile.am (SUBDIRS): Add the new tools/ sub-directory to the build system. * configure.ac (AC_CONFIG_FILES): Generate tools/Makefile. * tests/Makefile.am: Make libtestutils.la link with the new libtoolsutils.la. Make sure to express the dependencies between libtestutils.la and the binaries that depend on it. Otherwise parallel builds can go awry. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
2013-08-29 15:08:47 +00:00
}//end namespace abigail