gem5/base/inifile.cc
Steve Reinhardt ad8b9636f8 Many files:
Update copyright dates and author list

SConscript:
arch/alpha/alpha_linux_process.cc:
arch/alpha/alpha_linux_process.hh:
arch/alpha/alpha_memory.cc:
arch/alpha/alpha_memory.hh:
arch/alpha/alpha_tru64_process.cc:
arch/alpha/alpha_tru64_process.hh:
arch/alpha/aout_machdep.h:
arch/alpha/arguments.cc:
arch/alpha/arguments.hh:
arch/alpha/ev5.cc:
arch/alpha/ev5.hh:
arch/alpha/faults.cc:
arch/alpha/faults.hh:
arch/alpha/isa_desc:
arch/alpha/isa_traits.hh:
arch/alpha/osfpal.cc:
arch/alpha/osfpal.hh:
arch/alpha/pseudo_inst.cc:
arch/alpha/pseudo_inst.hh:
arch/alpha/vptr.hh:
arch/alpha/vtophys.cc:
arch/alpha/vtophys.hh:
base/bitfield.hh:
base/callback.hh:
base/circlebuf.cc:
base/circlebuf.hh:
base/cprintf.cc:
base/cprintf.hh:
base/cprintf_formats.hh:
base/crc.hh:
base/date.cc:
base/dbl_list.hh:
base/endian.hh:
base/fast_alloc.cc:
base/fast_alloc.hh:
base/fifo_buffer.cc:
base/fifo_buffer.hh:
base/hashmap.hh:
base/hostinfo.cc:
base/hostinfo.hh:
base/hybrid_pred.cc:
base/hybrid_pred.hh:
base/inet.cc:
base/inet.hh:
base/inifile.cc:
base/inifile.hh:
base/intmath.cc:
base/intmath.hh:
base/match.cc:
base/match.hh:
base/misc.cc:
base/misc.hh:
base/mod_num.hh:
base/mysql.cc:
base/mysql.hh:
base/output.cc:
base/output.hh:
base/pollevent.cc:
base/pollevent.hh:
base/predictor.hh:
base/random.cc:
base/random.hh:
base/range.cc:
base/range.hh:
base/refcnt.hh:
base/remote_gdb.cc:
base/remote_gdb.hh:
base/res_list.hh:
base/sat_counter.cc:
base/sat_counter.hh:
base/sched_list.hh:
base/socket.cc:
base/socket.hh:
base/statistics.cc:
base/statistics.hh:
base/compression/lzss_compression.cc:
base/compression/lzss_compression.hh:
base/compression/null_compression.hh:
base/loader/aout_object.cc:
base/loader/aout_object.hh:
base/loader/ecoff_object.cc:
base/loader/ecoff_object.hh:
base/loader/elf_object.cc:
base/loader/elf_object.hh:
base/loader/object_file.cc:
base/loader/object_file.hh:
base/loader/symtab.cc:
base/loader/symtab.hh:
base/stats/events.cc:
base/stats/events.hh:
base/stats/flags.hh:
base/stats/mysql.cc:
base/stats/mysql.hh:
base/stats/mysql_run.hh:
base/stats/output.hh:
base/stats/statdb.cc:
base/stats/statdb.hh:
base/stats/text.cc:
base/stats/text.hh:
base/stats/types.hh:
base/stats/visit.cc:
base/stats/visit.hh:
base/str.cc:
base/str.hh:
base/time.cc:
base/time.hh:
base/timebuf.hh:
base/trace.cc:
base/trace.hh:
base/userinfo.cc:
base/userinfo.hh:
build/SConstruct:
cpu/base.cc:
cpu/base.hh:
cpu/base_dyn_inst.cc:
cpu/base_dyn_inst.hh:
cpu/exec_context.cc:
cpu/exec_context.hh:
cpu/exetrace.cc:
cpu/exetrace.hh:
cpu/inst_seq.hh:
cpu/intr_control.cc:
cpu/intr_control.hh:
cpu/memtest/memtest.cc:
cpu/pc_event.cc:
cpu/pc_event.hh:
cpu/smt.hh:
cpu/static_inst.cc:
cpu/static_inst.hh:
cpu/memtest/memtest.hh:
cpu/o3/sat_counter.cc:
cpu/o3/sat_counter.hh:
cpu/ozone/cpu.hh:
cpu/simple/cpu.cc:
cpu/simple/cpu.hh:
cpu/trace/opt_cpu.cc:
cpu/trace/opt_cpu.hh:
cpu/trace/reader/ibm_reader.cc:
cpu/trace/reader/ibm_reader.hh:
cpu/trace/reader/itx_reader.cc:
cpu/trace/reader/itx_reader.hh:
cpu/trace/reader/m5_reader.cc:
cpu/trace/reader/m5_reader.hh:
cpu/trace/reader/mem_trace_reader.cc:
cpu/trace/reader/mem_trace_reader.hh:
cpu/trace/trace_cpu.cc:
cpu/trace/trace_cpu.hh:
dev/alpha_access.h:
dev/alpha_console.cc:
dev/alpha_console.hh:
dev/baddev.cc:
dev/baddev.hh:
dev/disk_image.cc:
dev/disk_image.hh:
dev/etherbus.cc:
dev/etherbus.hh:
dev/etherdump.cc:
dev/etherdump.hh:
dev/etherint.cc:
dev/etherint.hh:
dev/etherlink.cc:
dev/etherlink.hh:
dev/etherpkt.cc:
dev/etherpkt.hh:
dev/ethertap.cc:
dev/ethertap.hh:
dev/ide_ctrl.cc:
dev/ide_ctrl.hh:
dev/ide_disk.cc:
dev/ide_disk.hh:
dev/io_device.cc:
dev/io_device.hh:
dev/ns_gige.cc:
dev/ns_gige.hh:
dev/ns_gige_reg.h:
dev/pciconfigall.cc:
dev/pciconfigall.hh:
dev/pcidev.cc:
dev/pcidev.hh:
dev/pcireg.h:
dev/pktfifo.cc:
dev/pktfifo.hh:
dev/platform.cc:
dev/platform.hh:
dev/simconsole.cc:
dev/simconsole.hh:
dev/simple_disk.cc:
dev/simple_disk.hh:
dev/sinic.cc:
dev/sinic.hh:
dev/sinicreg.hh:
dev/tsunami.cc:
dev/tsunami.hh:
dev/tsunami_cchip.cc:
dev/tsunami_cchip.hh:
dev/tsunami_io.cc:
dev/tsunami_io.hh:
dev/tsunami_pchip.cc:
dev/tsunami_pchip.hh:
dev/tsunamireg.h:
dev/uart.cc:
dev/uart.hh:
dev/uart8250.cc:
dev/uart8250.hh:
docs/stl.hh:
encumbered/cpu/full/op_class.hh:
kern/kernel_stats.cc:
kern/kernel_stats.hh:
kern/linux/linux.hh:
kern/linux/linux_syscalls.cc:
kern/linux/linux_syscalls.hh:
kern/linux/linux_system.cc:
kern/linux/linux_system.hh:
kern/linux/linux_threadinfo.hh:
kern/linux/printk.cc:
kern/linux/printk.hh:
kern/system_events.cc:
kern/system_events.hh:
kern/tru64/dump_mbuf.cc:
kern/tru64/dump_mbuf.hh:
kern/tru64/mbuf.hh:
kern/tru64/printf.cc:
kern/tru64/printf.hh:
kern/tru64/tru64.hh:
kern/tru64/tru64_events.cc:
kern/tru64/tru64_events.hh:
kern/tru64/tru64_syscalls.cc:
kern/tru64/tru64_syscalls.hh:
kern/tru64/tru64_system.cc:
kern/tru64/tru64_system.hh:
python/SConscript:
python/m5/__init__.py:
python/m5/config.py:
python/m5/convert.py:
python/m5/multidict.py:
python/m5/smartdict.py:
sim/async.hh:
sim/builder.cc:
sim/builder.hh:
sim/debug.cc:
sim/debug.hh:
sim/eventq.cc:
sim/eventq.hh:
sim/host.hh:
sim/main.cc:
sim/param.cc:
sim/param.hh:
sim/process.cc:
sim/process.hh:
sim/root.cc:
sim/serialize.cc:
sim/serialize.hh:
sim/sim_events.cc:
sim/sim_events.hh:
sim/sim_exit.hh:
sim/sim_object.cc:
sim/sim_object.hh:
sim/startup.cc:
sim/startup.hh:
sim/stat_control.cc:
sim/stat_control.hh:
sim/stats.hh:
sim/syscall_emul.cc:
sim/syscall_emul.hh:
sim/system.cc:
sim/system.hh:
test/bitvectest.cc:
test/circletest.cc:
test/cprintftest.cc:
test/genini.py:
test/initest.cc:
test/lru_test.cc:
test/nmtest.cc:
test/offtest.cc:
test/paramtest.cc:
test/rangetest.cc:
test/sized_test.cc:
test/stattest.cc:
test/strnumtest.cc:
test/symtest.cc:
test/tokentest.cc:
test/tracetest.cc:
util/ccdrv/devtime.c:
util/m5/m5.c:
util/oprofile-top.py:
util/rundiff:
util/m5/m5op.h:
util/m5/m5op.s:
util/stats/db.py:
util/stats/dbinit.py:
util/stats/display.py:
util/stats/info.py:
util/stats/print.py:
util/stats/stats.py:
util/tap/tap.cc:
    Update copyright dates and author list

--HG--
extra : convert_revision : 0faba08fc0fc0146f1efb7f61e4b043c020ff9e4
2005-06-05 05:16:00 -04:00

433 lines
10 KiB
C++

/*
* Copyright (c) 2001-2005 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* 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;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT
* OWNER 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.
*/
#define USE_CPP
#ifdef USE_CPP
#include <sys/signal.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <libgen.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#endif
#include <fstream>
#include <iostream>
#include <vector>
#include <string>
#include "base/inifile.hh"
#include "base/str.hh"
using namespace std;
IniFile::IniFile()
{}
IniFile::~IniFile()
{
SectionTable::iterator i = table.begin();
SectionTable::iterator end = table.end();
while (i != end) {
delete (*i).second;
++i;
}
}
#ifdef USE_CPP
bool
IniFile::loadCPP(const string &file, vector<char *> &cppArgs)
{
// Open the file just to verify that we can. Otherwise if the
// file doesn't exist or has bad permissions the user will get
// confusing errors from cpp/g++.
ifstream tmpf(file.c_str());
if (!tmpf.is_open())
return false;
tmpf.close();
char *cfile = strncpy(new char[file.size() + 1], file.c_str(),
file.size());
char *dir = dirname(cfile);
char *dir_arg = NULL;
if (*dir != '.') {
string arg = "-I";
arg += dir;
dir_arg = new char[arg.size() + 1];
strncpy(dir_arg, arg.c_str(), arg.size());
}
delete [] cfile;
char tempfile[] = "/tmp/configXXXXXX";
int tmp_fd = mkstemp(tempfile);
int pid = fork();
if (pid == -1)
return false;
if (pid == 0) {
char filename[FILENAME_MAX];
string::size_type i = file.copy(filename, sizeof(filename) - 1);
filename[i] = '\0';
int arg_count = cppArgs.size();
char **args = new char *[arg_count + 20];
int nextArg = 0;
args[nextArg++] = "g++";
args[nextArg++] = "-E";
args[nextArg++] = "-P";
args[nextArg++] = "-nostdinc";
args[nextArg++] = "-nostdinc++";
args[nextArg++] = "-x";
args[nextArg++] = "c++";
args[nextArg++] = "-undef";
for (int i = 0; i < arg_count; i++)
args[nextArg++] = cppArgs[i];
if (dir_arg)
args[nextArg++] = dir_arg;
args[nextArg++] = filename;
args[nextArg++] = NULL;
close(STDOUT_FILENO);
if (dup2(tmp_fd, STDOUT_FILENO) == -1)
exit(1);
execvp("g++", args);
exit(0);
}
int retval;
waitpid(pid, &retval, 0);
delete [] dir_arg;
// check for normal completion of CPP
if (!WIFEXITED(retval) || WEXITSTATUS(retval) != 0)
return false;
close(tmp_fd);
bool status = false;
status = load(tempfile);
unlink(tempfile);
return status;
}
#endif
bool
IniFile::load(const string &file)
{
ifstream f(file.c_str());
if (!f.is_open())
return false;
return load(f);
}
const string &
IniFile::Entry::getValue() const
{
referenced = true;
return value;
}
void
IniFile::Section::addEntry(const std::string &entryName,
const std::string &value,
bool append)
{
EntryTable::iterator ei = table.find(entryName);
if (ei == table.end()) {
// new entry
table[entryName] = new Entry(value);
}
else if (append) {
// append new reult to old entry
ei->second->appendValue(value);
}
else {
// override old entry
ei->second->setValue(value);
}
}
bool
IniFile::Section::add(const std::string &assignment)
{
string::size_type offset = assignment.find('=');
if (offset == string::npos) {
// no '=' found
cerr << "Can't parse .ini line " << assignment << endl;
return false;
}
// if "+=" rather than just "=" then append value
bool append = (assignment[offset-1] == '+');
string entryName = assignment.substr(0, append ? offset-1 : offset);
string value = assignment.substr(offset + 1);
eat_white(entryName);
eat_white(value);
addEntry(entryName, value, append);
return true;
}
IniFile::Entry *
IniFile::Section::findEntry(const std::string &entryName) const
{
referenced = true;
EntryTable::const_iterator ei = table.find(entryName);
return (ei == table.end()) ? NULL : ei->second;
}
IniFile::Section *
IniFile::addSection(const string &sectionName)
{
SectionTable::iterator i = table.find(sectionName);
if (i != table.end()) {
return i->second;
}
else {
// new entry
Section *sec = new Section();
table[sectionName] = sec;
return sec;
}
}
IniFile::Section *
IniFile::findSection(const string &sectionName) const
{
SectionTable::const_iterator i = table.find(sectionName);
return (i == table.end()) ? NULL : i->second;
}
// Take string of the form "<section>:<parameter>=<value>" and add to
// database. Return true if successful, false if parse error.
bool
IniFile::add(const string &str)
{
// find ':'
string::size_type offset = str.find(':');
if (offset == string::npos) // no ':' found
return false;
string sectionName = str.substr(0, offset);
string rest = str.substr(offset + 1);
eat_white(sectionName);
Section *s = addSection(sectionName);
return s->add(rest);
}
bool
IniFile::load(istream &f)
{
Section *section = NULL;
while (!f.eof()) {
f >> ws; // Eat whitespace
if (f.eof()) {
break;
}
string line;
getline(f, line);
if (line.size() == 0)
continue;
eat_end_white(line);
int last = line.size() - 1;
if (line[0] == '[' && line[last] == ']') {
string sectionName = line.substr(1, last - 1);
eat_white(sectionName);
section = addSection(sectionName);
continue;
}
if (section == NULL)
continue;
if (!section->add(line))
return false;
}
return true;
}
bool
IniFile::find(const string &sectionName, const string &entryName,
string &value) const
{
Section *section = findSection(sectionName);
if (section == NULL)
return false;
Entry *entry = section->findEntry(entryName);
if (entry == NULL)
return false;
value = entry->getValue();
return true;
}
bool
IniFile::sectionExists(const string &sectionName) const
{
return findSection(sectionName) != NULL;
}
bool
IniFile::Section::printUnreferenced(const string &sectionName)
{
bool unref = false;
bool search_unref_entries = false;
vector<string> unref_ok_entries;
Entry *entry = findEntry("unref_entries_ok");
if (entry != NULL) {
tokenize(unref_ok_entries, entry->getValue(), ' ');
if (unref_ok_entries.size()) {
search_unref_entries = true;
}
}
for (EntryTable::iterator ei = table.begin();
ei != table.end(); ++ei) {
const string &entryName = ei->first;
Entry *entry = ei->second;
if (entryName == "unref_section_ok" ||
entryName == "unref_entries_ok")
{
continue;
}
if (!entry->isReferenced()) {
if (search_unref_entries &&
(std::find(unref_ok_entries.begin(), unref_ok_entries.end(),
entryName) != unref_ok_entries.end()))
{
continue;
}
cerr << "Parameter " << sectionName << ":" << entryName
<< " not referenced." << endl;
unref = true;
}
}
return unref;
}
bool
IniFile::printUnreferenced()
{
bool unref = false;
for (SectionTable::iterator i = table.begin();
i != table.end(); ++i) {
const string &sectionName = i->first;
Section *section = i->second;
if (!section->isReferenced()) {
if (section->findEntry("unref_section_ok") == NULL) {
cerr << "Section " << sectionName << " not referenced."
<< endl;
unref = true;
}
}
else {
if (section->printUnreferenced(sectionName)) {
unref = true;
}
}
}
return unref;
}
void
IniFile::Section::dump(const string &sectionName)
{
for (EntryTable::iterator ei = table.begin();
ei != table.end(); ++ei) {
cout << sectionName << ": " << (*ei).first << " => "
<< (*ei).second->getValue() << "\n";
}
}
void
IniFile::dump()
{
for (SectionTable::iterator i = table.begin();
i != table.end(); ++i) {
i->second->dump(i->first);
}
}