1Changes in 4.5.12 2============== 3* Bug fixes. 4* Better x86-64 support for IA32 processes. 5* Update PowerPC system calls. 6* Better printing for Linux aio system calls. 7 8Changes in 4.5.11 9============== 10* Quick fix release for build issues. 11* One fix for Linux/ARM system call table. 12 13Changes in 4.5.10 14============== 15* Bug fixes. 16* Print fault address for SIGSEGV/SIGBUS signals when available. 17 18Changes in 4.5.9 19============== 20* Bug fixes. 21* Improve socket ioctl printing. 22* Update Linux/IA64 syscall list. 23* Fix Linux/x86-64 syscall argument extraction for 32-bit processes. 24* Improve mount flags printing. 25* Support symbolic printing of x86_64 arch_prctl parameters. 26 27Changes in 4.5.8 28============== 29* Bug fixes. 30* Update syscall tables for Alpha, ARM, HPPA. 31* Support new Linux syscalls mbind, set_mempolicy, get_mempolicy, waitid. 32* Support Linux syscalls fadvise64, fadvise64_64, and epoll_*. 33* Improve ioctl command name matching. 34* Print RTC_* ioctl structure contents. 35* Support newer RLIMIT_* values. 36* Print struct cmsghdr details in sendmsg. 37 38Changes in 4.5.7 39============== 40* Bug fixes. 41* Print attribute values in *xattr system calls on Linux. 42* Include pread and pwrite calls in -e read and -e write tracing. 43* Update SO_* and IP_* value lists and add IPV6_* values for socket options. 44* Print clock_t values symbolically in Linux clock_* system calls. 45 46Changes in 4.5.6 47============== 48* Bug fixes, Linux ioctl updates. 49* David Miller contributed support for Linux/SPARC64. 50 51Changes in 4.5.5 52============== 53* Just bug fixes. 54 55Changes in 4.5.4 56============== 57* Update Linux ioctl lists. 58* Update PF_* and AF_* value lists. 59* The 4.5.3 -p behavior for NPTL threads applies only under -f, and got fixed. 60 61Changes in 4.5.3 62============== 63* Bug fixes. 64* On Linux using NPTL threads, -p will now attach to all threads in a process. 65* Handle new mq_* system calls in Linux 2.6.6 and later. 66 67Changes in 4.5.2 68============== 69* Bug fixes. 70* Report some new VM_* bit values on Linux. 71* Better output for Linux sched_* system calls. 72 73Changes in 4.5.1 74============== 75* Bug fixes. 76* Display multiple ioctl name matches on Linux. 77 78Changes in 4.5 79============== 80* New port to AMD's x86-64 architecture. One strace binary can 81 handle both new x86-64 and old i386 processes. 82* Fixed support for LFS64 calls. 83* New switch -E to add/remove environment variables for the command. 84* Merged s390/s390x port. 85* Trace an unbounded number of processes. 86* Handle numerous new system calls in Linux 2.5, and new threads semantics. 87* Fixed bugs with attach/detach leaving things stopped. 88* Fixed traced process seeing ECHILD despite live, traced children 89 in waitpid calls with WNOHANG. 90* Stuart Menefy contributed a port to Linux/SH. 91* Stephen Thomas contributed a port to Linux/SH64. 92* Many other bug fixes. 93 94Changes in 4.4 95============== 96* Fix Linux/ia64 support, looks like someone renamed a few things on us 97* Fix the ioctl setup for Linux, turned out it did not really work. 98 Improve the ioctl extracter as well so we decode some more ones. 99 100Changes in 4.3.1 101================ 102* compile fixes for Linux/mips 103 104Changes in 4.3 105============== 106* Linux ia64 and hppa ports added 107* The usual Linux syscall updates (includes 32bit uid/gid support), 108* Linux ioctl list updated 109* Support IPv6 scope ids 110* FreeBSD/i386 port added 111* UnixWare and Solaris updates 112* Better support for tracing multithreaded processes in Linux 113 114Changes in 4.2 115============== 116* Compiles on glibc2.0 systems again 117* Linux/S390 port added 118* The usual Linux syscall updates 119* we can follow fork on arm now 120 121Changes in 4.1 122================ 123* Linux/MIPS port added 124* Lots of Linux updates again 125* Improved IPv6 support 126* Add strace-graph 127 128Changes in 4.0.1 129================ 130* Minor bugfixes 131* Compiles on glibc2.0 systems again 132 133Changes in 4.0 134============== 135* Get stat structure properly on Linux 64bit archs 136* Personalities work again 137* Compile correctly on SunOS again 138* IRIX64 updates 139* Solaris updates 140 141Changes in 3.99.1 142================= 143* Linux (ultra)sparc fixes 144* Linux alpha fixes 145* Minor cleanups 146 147Changes in 3.99 148=============== 149* New maintainer 150* add support for more Linux architectures (powerpc, sparc, arm) 151* support lots more Linux syscalls 152* fix signal handling 153* add IPX and IPIP support 154* check stray syscall after execv 155* fix hanging children 156 157Changes in version 3.1 158====================== 159 160* Irix5 is supported 161* Linux 68k is supported 162* Linux alpha is supported 163* configure is upgraded to autoconf 2.x 164* using -f in combination with -e now works correctly 165* output can be piped to a program 166* tracing setuid programs works better 167* it is now reasonable to install strace setuid to root in some circumstances 168* new useful tracing names like file and process to trace whole 169 classes of system calls, e.g. -efile traces all system calls that 170 take a file name as an argument 171* IPC calls on SunOS 4.1.x are decoded 172* Linux program memory is reliably dereferenced 173* Linux decodes at least the name of all syscalls as of pre2.0.4 174* various cosmetic changes and bug fixes 175 176Changes from versions 2.x to version 3.0 177======================================== 178 179* filename arguments are neither abbreviated nor stringified 180* string arguments are now true C strings using octal instead of hex by default 181* preprocessor constants are never shortened (e.g. was RDONLY => now O_RDONLY) 182* by default the output for multiple processes now goes into one file 183* all structures, vectors, bitsets, etc. use consistent output formats 184* the -c option now means count calls, -i does what the old -c used to do 185 186New Features in version 3.0 187=========================== 188 189* non-ascii strings can be optionally printed entirely in hex 190* the output format is readable when mutiple processes are generating output 191* exit values are printed in an alignment column 192* is is possible to suppress messages about attaching and detaching 193* various tracing features can be enabled on a per syscall/signal/desc basis 194* selective tracing of syscalls 195* selective printing of syscall structures 196* selective abbreviation of long structures on a per syscall basis 197* selective printing of raw syscall arguments and results 198* selective tracing of signals 199* selective dumping of all I/O read from file descriptors 200* selective dumping of all I/O written to file descriptors 201* optional counting of time, calls, and errors for each syscall 202