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comparison src/os/posix/vm/os_posix.cpp @ 17937:78bbf4d43a14

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8037816: Fix for 8036122 breaks build with Xcode5/clang 8043029: Change 8037816 breaks HS build with older GCC versions which don't support diagnostic pragmas 8043164: Format warning in traceStream.hpp Summary: Backport of main fix + two corrections, enables clang compilation, turns on format attributes, corrects/mutes warnings Reviewed-by: kvn, coleenp, iveresov, twisti
author drchase
date Thu, 22 May 2014 15:52:41 -0400
parents bbfbe9b06038
children 52b4284cb496 833b0f92429a
comparison
equal deleted inserted replaced
17935:7384f6a12fc1 17937:78bbf4d43a14
1 /* 1 /*
2 * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 1999, 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
33 #include <sys/resource.h> 33 #include <sys/resource.h>
34 #include <sys/utsname.h> 34 #include <sys/utsname.h>
35 #include <pthread.h> 35 #include <pthread.h>
36 #include <signal.h> 36 #include <signal.h>
37 37
38 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC
39
38 // Todo: provide a os::get_max_process_id() or similar. Number of processes 40 // Todo: provide a os::get_max_process_id() or similar. Number of processes
39 // may have been configured, can be read more accurately from proc fs etc. 41 // may have been configured, can be read more accurately from proc fs etc.
40 #ifndef MAX_PID 42 #ifndef MAX_PID
41 #define MAX_PID INT_MAX 43 #define MAX_PID INT_MAX
42 #endif 44 #endif
189 void os::Posix::print_uname_info(outputStream* st) { 191 void os::Posix::print_uname_info(outputStream* st) {
190 // kernel 192 // kernel
191 st->print("uname:"); 193 st->print("uname:");
192 struct utsname name; 194 struct utsname name;
193 uname(&name); 195 uname(&name);
194 st->print(name.sysname); st->print(" "); 196 st->print("%s ", name.sysname);
195 st->print(name.release); st->print(" "); 197 st->print("%s ", name.release);
196 st->print(name.version); st->print(" "); 198 st->print("%s ", name.version);
197 st->print(name.machine); 199 st->print("%s", name.machine);
198 st->cr(); 200 st->cr();
199 } 201 }
200 202
201 bool os::has_allocatable_memory_limit(julong* limit) { 203 bool os::has_allocatable_memory_limit(julong* limit) {
202 struct rlimit rlim; 204 struct rlimit rlim;
550 552
551 // Prints one-line description of a signal set. 553 // Prints one-line description of a signal set.
552 void os::Posix::print_signal_set_short(outputStream* st, const sigset_t* set) { 554 void os::Posix::print_signal_set_short(outputStream* st, const sigset_t* set) {
553 char buf[NUM_IMPORTANT_SIGS + 1]; 555 char buf[NUM_IMPORTANT_SIGS + 1];
554 os::Posix::describe_signal_set_short(set, buf, sizeof(buf)); 556 os::Posix::describe_signal_set_short(set, buf, sizeof(buf));
555 st->print(buf); 557 st->print("%s", buf);
556 } 558 }
557 559
558 // Writes one-line description of a combination of sigaction.sa_flags into a user 560 // Writes one-line description of a combination of sigaction.sa_flags into a user
559 // provided buffer. Returns that buffer. 561 // provided buffer. Returns that buffer.
560 const char* os::Posix::describe_sa_flags(int flags, char* buffer, size_t size) { 562 const char* os::Posix::describe_sa_flags(int flags, char* buffer, size_t size) {
610 612
611 // Prints one-line description of a combination of sigaction.sa_flags. 613 // Prints one-line description of a combination of sigaction.sa_flags.
612 void os::Posix::print_sa_flags(outputStream* st, int flags) { 614 void os::Posix::print_sa_flags(outputStream* st, int flags) {
613 char buffer[0x100]; 615 char buffer[0x100];
614 os::Posix::describe_sa_flags(flags, buffer, sizeof(buffer)); 616 os::Posix::describe_sa_flags(flags, buffer, sizeof(buffer));
615 st->print(buffer); 617 st->print("%s", buffer);
616 } 618 }
617 619
618 // Helper function for os::Posix::print_siginfo_...(): 620 // Helper function for os::Posix::print_siginfo_...():
619 // return a textual description for signal code. 621 // return a textual description for signal code.
620 struct enum_sigcode_desc_t { 622 struct enum_sigcode_desc_t {