blob: 345b9e22df1d58e65194c8b6641f505e479afe6d [file] [log] [blame]
Roland McGrath64ffba52003-06-02 19:37:48 +00001Changes in 4.4.97 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.
Roland McGrath64ffba52003-06-02 19:37:48 +000014* Stephen Thomas contributed a port to Linux/SHmedia.
Michal Ludvig53b320f2002-09-23 13:30:09 +000015
Wichert Akkermand22c4a12001-08-19 11:57:48 +000016Changes in 4.4
17==============
18* Fix Linux/ia64 support, looks like someone renamed a few things on us
19* Fix the ioctl setup for Linux, turned out it did not really work.
20 Improve the ioctl extracter as well so we decode some more ones.
21
Wichert Akkermane70bbe52001-04-07 21:47:30 +000022Changes in 4.3.1
23================
24* compile fixes for Linux/mips
25
Wichert Akkerman12f75d12000-02-14 16:23:40 +000026Changes in 4.3
27==============
Wichert Akkermanb07296a2001-04-01 14:05:04 +000028* Linux ia64 and hppa ports added
Wichert Akkerman7987cdf2000-07-05 16:05:39 +000029* The usual Linux syscall updates (includes 32bit uid/gid support),
Wichert Akkermana9667852001-03-17 17:26:34 +000030* Linux ioctl list updated
Wichert Akkermanf1850652001-02-16 20:29:03 +000031* Support IPv6 scope ids
Wichert Akkermanb07296a2001-04-01 14:05:04 +000032* FreeBSD/i386 port added
33* UnixWare and Solaris updates
34* Better support for tracing multithreaded processes in Linux
Wichert Akkerman12f75d12000-02-14 16:23:40 +000035
Wichert Akkerman4dc8a2a1999-12-23 14:20:14 +000036Changes in 4.2
37==============
38* Compiles on glibc2.0 systems again
39* Linux/S390 port added
Roland McGrathf57204d2002-12-18 04:36:59 +000040* The usual Linux syscall updates
Wichert Akkerman9148a3b1999-12-24 23:13:55 +000041* we can follow fork on arm now
Wichert Akkerman4dc8a2a1999-12-23 14:20:14 +000042
Wichert Akkerman2a64b431999-11-26 00:29:05 +000043Changes in 4.1
44================
45* Linux/MIPS port added
46* Lots of Linux updates again
47* Improved IPv6 support
48* Add strace-graph
49
Wichert Akkerman4a01ca01999-07-25 12:29:49 +000050Changes in 4.0.1
51================
52* Minor bugfixes
53* Compiles on glibc2.0 systems again
54
Wichert Akkerman8dc9a1a1999-07-09 14:08:14 +000055Changes in 4.0
56==============
57* Get stat structure properly on Linux 64bit archs
58* Personalities work again
59* Compile correctly on SunOS again
60* IRIX64 updates
61* Solaris updates
62
Wichert Akkerman3f7f49d1999-06-09 13:12:11 +000063Changes in 3.99.1
Wichert Akkerman8dc9a1a1999-07-09 14:08:14 +000064=================
Wichert Akkerman3f7f49d1999-06-09 13:12:11 +000065* Linux (ultra)sparc fixes
66* Linux alpha fixes
67* Minor cleanups
68
Wichert Akkermanb859bea1999-04-18 22:50:50 +000069Changes in 3.99
70===============
Wichert Akkerman1786d811999-04-15 20:34:14 +000071* New maintainer
72* add support for more Linux architectures (powerpc, sparc, arm)
73* support lots more Linux syscalls
74* fix signal handling
75* add IPX and IPIP support
76* check stray syscall after execv
77* fix hanging children
78
Wichert Akkerman76baf7c1999-02-19 00:21:36 +000079Changes in version 3.1
80======================
81
82* Irix5 is supported
83* Linux 68k is supported
84* Linux alpha is supported
85* configure is upgraded to autoconf 2.x
86* using -f in combination with -e now works correctly
87* output can be piped to a program
88* tracing setuid programs works better
89* it is now reasonable to install strace setuid to root in some circumstances
90* new useful tracing names like file and process to trace whole
91 classes of system calls, e.g. -efile traces all system calls that
92 take a file name as an argument
93* IPC calls on SunOS 4.1.x are decoded
94* Linux program memory is reliably dereferenced
95* Linux decodes at least the name of all syscalls as of pre2.0.4
96* various cosmetic changes and bug fixes
97
98Changes from versions 2.x to version 3.0
99========================================
100
101* filename arguments are neither abbreviated nor stringified
102* string arguments are now true C strings using octal instead of hex by default
103* preprocessor constants are never shortened (e.g. was RDONLY => now O_RDONLY)
104* by default the output for multiple processes now goes into one file
105* all structures, vectors, bitsets, etc. use consistent output formats
106* the -c option now means count calls, -i does what the old -c used to do
107
108New Features in version 3.0
109===========================
110
111* non-ascii strings can be optionally printed entirely in hex
112* the output format is readable when mutiple processes are generating output
113* exit values are printed in an alignment column
114* is is possible to suppress messages about attaching and detaching
115* various tracing features can be enabled on a per syscall/signal/desc basis
116* selective tracing of syscalls
117* selective printing of syscall structures
118* selective abbreviation of long structures on a per syscall basis
119* selective printing of raw syscall arguments and results
120* selective tracing of signals
121* selective dumping of all I/O read from file descriptors
122* selective dumping of all I/O written to file descriptors
123* optional counting of time, calls, and errors for each syscall