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Roland McGrath1b86e2d2003-03-31 01:21:36 +00001Changes in 4.4.96 TEST release
Michal Ludvig53b320f2002-09-23 13:30:09 +00002==============
Roland McGrathf57204d2002-12-18 04:36:59 +00003* New port to AMD's x86-64 architecture. One strace binary can
Michal Ludvig53b320f2002-09-23 13:30:09 +00004 handle both new x86-64 and old i386 processes.
5* Fixed support for LFS64 calls.
Roland McGrathde6e5332003-01-24 04:31:23 +00006* New switch -E to add/remove environment variables for the command.
Michal Ludvig81a3a9a2002-11-06 13:19:15 +00007* Merged s390/s390x port.
Roland McGrathf57204d2002-12-18 04:36:59 +00008* Trace an unbounded number of processes.
Roland McGrath5694e802003-01-09 06:56:39 +00009* Handle numerous new system calls in Linux 2.5, and new threads semantics.
Roland McGrathf57204d2002-12-18 04:36:59 +000010* Fixed bugs with attach/detach leaving things stopped.
Roland McGrath044c8d22002-12-22 03:36:03 +000011* Fixed traced process seeing ECHILD despite live, traced children
12 in waitpid calls with WNOHANG.
Roland McGrath1b86e2d2003-03-31 01:21:36 +000013* Stuart Menefy contributed a port to Linux/SH.
Michal Ludvig53b320f2002-09-23 13:30:09 +000014
Wichert Akkermand22c4a12001-08-19 11:57:48 +000015Changes in 4.4
16==============
17* Fix Linux/ia64 support, looks like someone renamed a few things on us
18* Fix the ioctl setup for Linux, turned out it did not really work.
19 Improve the ioctl extracter as well so we decode some more ones.
20
Wichert Akkermane70bbe52001-04-07 21:47:30 +000021Changes in 4.3.1
22================
23* compile fixes for Linux/mips
24
Wichert Akkerman12f75d12000-02-14 16:23:40 +000025Changes in 4.3
26==============
Wichert Akkermanb07296a2001-04-01 14:05:04 +000027* Linux ia64 and hppa ports added
Wichert Akkerman7987cdf2000-07-05 16:05:39 +000028* The usual Linux syscall updates (includes 32bit uid/gid support),
Wichert Akkermana9667852001-03-17 17:26:34 +000029* Linux ioctl list updated
Wichert Akkermanf1850652001-02-16 20:29:03 +000030* Support IPv6 scope ids
Wichert Akkermanb07296a2001-04-01 14:05:04 +000031* FreeBSD/i386 port added
32* UnixWare and Solaris updates
33* Better support for tracing multithreaded processes in Linux
Wichert Akkerman12f75d12000-02-14 16:23:40 +000034
Wichert Akkerman4dc8a2a1999-12-23 14:20:14 +000035Changes in 4.2
36==============
37* Compiles on glibc2.0 systems again
38* Linux/S390 port added
Roland McGrathf57204d2002-12-18 04:36:59 +000039* The usual Linux syscall updates
Wichert Akkerman9148a3b1999-12-24 23:13:55 +000040* we can follow fork on arm now
Wichert Akkerman4dc8a2a1999-12-23 14:20:14 +000041
Wichert Akkerman2a64b431999-11-26 00:29:05 +000042Changes in 4.1
43================
44* Linux/MIPS port added
45* Lots of Linux updates again
46* Improved IPv6 support
47* Add strace-graph
48
Wichert Akkerman4a01ca01999-07-25 12:29:49 +000049Changes in 4.0.1
50================
51* Minor bugfixes
52* Compiles on glibc2.0 systems again
53
Wichert Akkerman8dc9a1a1999-07-09 14:08:14 +000054Changes in 4.0
55==============
56* Get stat structure properly on Linux 64bit archs
57* Personalities work again
58* Compile correctly on SunOS again
59* IRIX64 updates
60* Solaris updates
61
Wichert Akkerman3f7f49d1999-06-09 13:12:11 +000062Changes in 3.99.1
Wichert Akkerman8dc9a1a1999-07-09 14:08:14 +000063=================
Wichert Akkerman3f7f49d1999-06-09 13:12:11 +000064* Linux (ultra)sparc fixes
65* Linux alpha fixes
66* Minor cleanups
67
Wichert Akkermanb859bea1999-04-18 22:50:50 +000068Changes in 3.99
69===============
Wichert Akkerman1786d811999-04-15 20:34:14 +000070* New maintainer
71* add support for more Linux architectures (powerpc, sparc, arm)
72* support lots more Linux syscalls
73* fix signal handling
74* add IPX and IPIP support
75* check stray syscall after execv
76* fix hanging children
77
Wichert Akkerman76baf7c1999-02-19 00:21:36 +000078Changes in version 3.1
79======================
80
81* Irix5 is supported
82* Linux 68k is supported
83* Linux alpha is supported
84* configure is upgraded to autoconf 2.x
85* using -f in combination with -e now works correctly
86* output can be piped to a program
87* tracing setuid programs works better
88* it is now reasonable to install strace setuid to root in some circumstances
89* new useful tracing names like file and process to trace whole
90 classes of system calls, e.g. -efile traces all system calls that
91 take a file name as an argument
92* IPC calls on SunOS 4.1.x are decoded
93* Linux program memory is reliably dereferenced
94* Linux decodes at least the name of all syscalls as of pre2.0.4
95* various cosmetic changes and bug fixes
96
97Changes from versions 2.x to version 3.0
98========================================
99
100* filename arguments are neither abbreviated nor stringified
101* string arguments are now true C strings using octal instead of hex by default
102* preprocessor constants are never shortened (e.g. was RDONLY => now O_RDONLY)
103* by default the output for multiple processes now goes into one file
104* all structures, vectors, bitsets, etc. use consistent output formats
105* the -c option now means count calls, -i does what the old -c used to do
106
107New Features in version 3.0
108===========================
109
110* non-ascii strings can be optionally printed entirely in hex
111* the output format is readable when mutiple processes are generating output
112* exit values are printed in an alignment column
113* is is possible to suppress messages about attaching and detaching
114* various tracing features can be enabled on a per syscall/signal/desc basis
115* selective tracing of syscalls
116* selective printing of syscall structures
117* selective abbreviation of long structures on a per syscall basis
118* selective printing of raw syscall arguments and results
119* selective tracing of signals
120* selective dumping of all I/O read from file descriptors
121* selective dumping of all I/O written to file descriptors
122* optional counting of time, calls, and errors for each syscall