$NetBSD$ --- plugins/DebuggerCore/unix/netbsd/PlatformCommon.cpp.orig 2017-02-19 02:09:05.354823169 +0000 +++ plugins/DebuggerCore/unix/netbsd/PlatformCommon.cpp @@ -0,0 +1,189 @@ +/* +Copyright (C) 2015 - 2015 Evan Teran + evan.teran@gmail.com + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 2 of the License, or +(at your option) any later version. + +This program 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 Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see . +*/ + +#include "PlatformCommon.h" +#include +#include +#include +#include +#include + +namespace DebuggerCorePlugin { + +//------------------------------------------------------------------------------ +// Name: resume_code +// Desc: +//------------------------------------------------------------------------------ +int resume_code(int status) { + + if(WIFSTOPPED(status) && WSTOPSIG(status) == SIGSTOP) { + return 0; + } + + if(WIFSIGNALED(status)) { + return WTERMSIG(status); + } + + if(WIFSTOPPED(status)) { + return WSTOPSIG(status); + } + + return 0; +} + +//------------------------------------------------------------------------------ +// Name: get_user_stat +// Desc: gets the contents of /proc//stat and returns the number of elements +// successfully parsed +//------------------------------------------------------------------------------ +int get_user_stat(const QString &path, struct user_stat *user_stat) { + Q_ASSERT(user_stat); + + int r = -1; + QFile file(path); + if(file.open(QIODevice::ReadOnly)) { + QTextStream in(&file); + const QString line = in.readLine(); + if(!line.isNull()) { + +#if 1 + QRegExp regex(QLatin1String(R"(^(-?[0-9]+) \((.+)\) (.) (-?[0-9]+) (-?[0-9]+) (-?[0-9]+) (-?[0-9]+) (-?[0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) (-?[0-9]+) (-?[0-9]+) (-?[0-9]+) (-?[0-9]+) (-?[0-9]+) (-?[0-9]+) ([0-9]+) ([0-9]+) (-?[0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) (-?[0-9]+) (-?[0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) ([0-9]+) (-?[0-9]+))")); + int n = regex.indexIn(line); + if(n != -1) { + const QStringList &fields = regex.capturedTexts(); + + switch(regex.captureCount()) { + default: + case 44: user_stat->cguest_time = fields[44].toLongLong(); // "%lld" + case 43: user_stat->guest_time = fields[43].toULongLong(); // "%llu" + case 42: user_stat->delayacct_blkio_ticks = fields[42].toULongLong(); // "%llu" + case 41: user_stat->policy = fields[41].toUInt(); // "%u" + case 40: user_stat->rt_priority = fields[40].toUInt(); // "%u" + case 39: user_stat->processor = fields[39].toInt(); // "%d" + case 38: user_stat->exit_signal = fields[38].toInt(); // "%d" + case 37: user_stat->cnswap = fields[37].toULongLong(); // "%llu" + case 36: user_stat->nswap = fields[36].toULongLong(); // "%llu" + case 35: user_stat->wchan = fields[35].toULongLong(); // "%llu" + case 34: user_stat->sigcatch = fields[34].toULongLong(); // "%llu" + case 33: user_stat->sigignore = fields[33].toULongLong(); // "%llu" + case 32: user_stat->blocked = fields[32].toULongLong(); // "%llu" + case 31: user_stat->signal = fields[31].toULongLong(); // "%llu" + case 30: user_stat->kstkeip = fields[30].toULongLong(); // "%llu" + case 29: user_stat->kstkesp = fields[29].toULongLong(); // "%llu" + case 28: user_stat->startstack = fields[28].toULongLong(); // "%llu" + case 27: user_stat->endcode = fields[27].toULongLong(); // "%llu" + case 26: user_stat->startcode = fields[26].toULongLong(); // "%llu" + case 25: user_stat->rsslim = fields[25].toULongLong(); // "%llu" + case 24: user_stat->rss = fields[24].toLongLong(); // "%lld" + case 23: user_stat->vsize = fields[23].toULongLong(); // "%llu" + case 22: user_stat->starttime = fields[22].toULongLong(); // "%llu" + case 21: user_stat->itrealvalue = fields[21].toLongLong(); // "%lld" + case 20: user_stat->num_threads = fields[20].toLongLong(); // "%lld" + case 19: user_stat->nice = fields[19].toLongLong(); // "%lld" + case 18: user_stat->priority = fields[18].toLongLong(); // "%lld" + case 17: user_stat->cstime = fields[17].toLongLong(); // "%lld" + case 16: user_stat->cutime = fields[16].toLongLong(); // "%lld" + case 15: user_stat->stime = fields[15].toULongLong(); // "%llu" + case 14: user_stat->utime = fields[14].toULongLong(); // "%llu" + case 13: user_stat->cmajflt = fields[13].toULongLong(); // "%llu" + case 12: user_stat->majflt = fields[12].toULongLong(); // "%llu" + case 11: user_stat->cminflt = fields[11].toULongLong(); // "%llu" + case 10: user_stat->minflt = fields[10].toULongLong(); // "%llu" + case 9: user_stat->flags = fields[9].toUInt(); // "%u" + case 8: user_stat->tpgid = fields[8].toInt(); // "%d" + case 7: user_stat->tty_nr = fields[7].toInt(); // "%d" + case 6: user_stat->session = fields[6].toInt(); // "%d" + case 5: user_stat->pgrp = fields[5].toInt(); // "%d" + case 4: user_stat->ppid = fields[4].toInt(); // "%d" + case 3: user_stat->state = fields[3][0].toLatin1(); // "%c" + case 2: snprintf(user_stat->comm, sizeof(user_stat->comm), "%s", qPrintable(fields[2])); + case 1: user_stat->pid = fields[1].toInt(); // "%d" + break; + case 0: + qDebug() << "Warning: Failed to read any fields from /proc//stat"; + } + + return regex.captureCount(); + } +#else + char ch; + r = sscanf(qPrintable(line), "%d %c%255[0-9a-zA-Z_- #~/\\.]%c %c %d %d %d %d %d %u %llu %llu %llu %llu %llu %llu %lld %lld %lld %lld %lld %lld %llu %llu %lld %llu %llu %llu %llu %llu %llu %llu %llu %llu %llu %llu %llu %llu %d %d %u %u %llu %llu %lld", + &user_stat->pid, + &ch, // consume the ( + user_stat->comm, + &ch, // consume the ) + &user_stat->state, + &user_stat->ppid, + &user_stat->pgrp, + &user_stat->session, + &user_stat->tty_nr, + &user_stat->tpgid, + &user_stat->flags, + &user_stat->minflt, + &user_stat->cminflt, + &user_stat->majflt, + &user_stat->cmajflt, + &user_stat->utime, + &user_stat->stime, + &user_stat->cutime, + &user_stat->cstime, + &user_stat->priority, + &user_stat->nice, + &user_stat->num_threads, + &user_stat->itrealvalue, + &user_stat->starttime, + &user_stat->vsize, + &user_stat->rss, + &user_stat->rsslim, + &user_stat->startcode, + &user_stat->endcode, + &user_stat->startstack, + &user_stat->kstkesp, + &user_stat->kstkeip, + &user_stat->signal, + &user_stat->blocked, + &user_stat->sigignore, + &user_stat->sigcatch, + &user_stat->wchan, + &user_stat->nswap, + &user_stat->cnswap, + &user_stat->exit_signal, + &user_stat->processor, + &user_stat->rt_priority, + &user_stat->policy, + &user_stat->delayacct_blkio_ticks, + &user_stat->guest_time, + &user_stat->cguest_time); +#endif + } + file.close(); + } + + return r; +} + +//------------------------------------------------------------------------------ +// Name: get_user_stat +// Desc: gets the contents of /proc//stat and returns the number of elements +// successfully parsed +//------------------------------------------------------------------------------ +int get_user_stat(edb::pid_t pid, struct user_stat *user_stat) { + return get_user_stat(QString("/proc/%1/stat").arg(pid), user_stat); +} + +}