patch20 "$var{$foo'bar}" didn't scan subscript correctly
patch20 "foo"x1024 now legal without space after x
patch20 &ctime didn't handle $[ != 0
patch20 &getcap eventually dumped core in bsdcurses
patch20 &shellwords looped on bad input, and used inefficient regular exprs
patch20 ($<,$>) = ... didn't work on some architectures
patch20 -e 'cmd' no longer fails silently if /tmp runs out of space
patch20 /^stuff/ wrongly assumed an implicit $* == 1
patch20 /x{0}/ was wrongly interpreted as /x{0,}/
patch20 2. now eats the dot
patch20 <@ARGV> now notices @ARGV
patch20 @ in unpack failed too often
patch20 Configure growing-library-list bug fixed
patch20 Configure now allows optional continuation with files missing
patch20 OSF/1 support added
patch20 O_PIPE conflicted with Atari
patch20 PERLLIB now supports multiple directories
patch20 Perl now distinguishes overlapped copies from non-overlapped
patch20 SH files didn't work well with symbolic links
patch20 Tom's famous double-ended pipe opener, open2(), is now included
patch20 a splice on non-existent array elements could dump core
patch20 a2p was installed unexecutable
patch20 added ... as variant on ..
patch20 added Atari ST portability
patch20 added \W, \S and \D inside /[...]/
patch20 added explicit time_t support
patch20 alternate config.h files upgraded
patch20 an EXPR may now start with a bareword
patch20 an eval block containing a null block or statement could dump core
patch20 an expression may now start with a bareword
patch20 bcopy() and memcpy() now tested for overlap safety
patch20 better support in chat2 for multiple children
patch20 big*.pl library files upgraded
patch20 clarified debugging output for literals and double-quoted strings
patch20 clarified that DATA may only be read from main script
patch20 config.H updated to reflect more recent config.h
patch20 couldn't require . files
patch20 cray didn't give enough memory to /bin/sh
patch20 dbmclose(%array) didn't work
patch20 debugger sometimes displayed wrong source line
patch20 delete could cause %array to give too low a count of buckets filled
patch20 deleted some minor memory leaks
patch20 disabled cpp test if cppstdin not yet installed
patch20 documented PERLLIB and PERLDB
patch20 documented limit on size of regexp
patch20 documented need for 1; at the end of a required file
patch20 documented that numbers may contain underline
patch20 end of file latch not reset on reopen of STDIN
patch20 eval "1 #comment" didn't work
patch20 find.pl got confused by unreadable directories
patch20 find2perl assumed . in PATH
patch20 find2perl didn't always stat at the right time
patch20 find2perl didn't output portable startup code
patch20 fixed confusion between a *var's real name and its effective name
patch20 fixed double debug break in foreach with implicit array assignment
patch20 fixed memory leak in doube-quote interpretation
patch20 fixed memory leak on system() for vfork() machines
patch20 fixed some memory leaks in splice
patch20 form feed for formats is now specifiable via $^L
patch20 function key support added to curses.mus
patch20 g pattern modifer sometimes returned extra values
patch20 get*by* routines now return something useful in a scalar context
patch20 h_errno now accessible via $?
patch20 hash tables now split only if the memory is available to do so
patch20 hints now auto selected on uname -s as well as uname -m
patch20 if {block} {block} didn't work any more
patch20 illegal lvalue message could be followed by core dump
patch20 in a2p, do {...} while ... was missing some reconstruction code
patch20 in a2p, getline should allow variable to be array element
patch20 in a2p, made RS="" translate to $/ = "\n\n"
patch20 in a2p, now allows [ to be backslashed in pattern
patch20 in a2p, now allows numbers of the form 2.
patch20 in a2p, now warns about spurious backslashes
patch20 in a2p, simplified the filehandle model
patch20 in some cases $` and $' didn't get set by match
patch20 installperl didn't warn on failed manpage installation
patch20 isascii() may now be supplied by a library routine
patch20 join() now pre-extends target string to avoid excessive copying
patch20 m/$pattern/g didn't work
patch20 made /\$$foo/ look for literal '$foo'
patch20 makefiles now display new shift/reduce expectations
patch20 many more hints added
patch20 many more hints files added
patch20 modulus with highest bit in left operand set didn't always work
patch20 new OS/2 support
patch20 new version of newgetopt.pl
patch20 new warning for ambiguous use of unary operators
patch20 new warning for use of x with non-numeric right operand
patch20 new warning on missing $ for foreach variable
patch20 new warning on print accidentally used as function
patch20 new warning on spurious backslash
patch20 new warnings for failed use of stat operators on filenames with \n
patch20 paragraph mode now skips extra newlines automatically
patch20 pattern modifiers i and g didn't interact right
patch20 pattern modifiers i and o didn't interact right
patch20 perl - The perl programming language, Patch20
patch20 perl -P now uses location of sed determined by Configure
patch20 perldb couldn't debug file containing '-', such as STDIN designator
patch20 print $fh EXPR can now expect term rather than operator in EXPR
patch20 realloc(0, size) now does malloc in case library routines call it
patch20 relaxed requirement for semicolon at the end of a block
patch20 removed implicit int declarations on functions
patch20 running taintperl explicitly now does checks even if $< == $>
patch20 s()() and tr()()
patch20 s2p didn't output portable startup code
patch20 s2p didn't translate s/pat/\&/ or s/pat/\$/ or s/pat/\\1/ right
patch20 scalar keys %array now counts keys for you
patch20 seek(HANDLE, 0, 1) went to eof because of ancient Ultrix workaround
patch20 seekdir(), telldir() and rewinddir() now checked for independently
patch20 semantic compilation errors didn't abort execution
patch20 slice on null list in scalar context returned random value
patch20 some machines don't define ENOTSOCK in errno.h
patch20 splice with negative offset didn't work with $[ = 1
patch20 subroutines didn't localize $`, $&, $', $1 et al correctly
patch20 support added to installperl for cross-compilation
patch20 support added to pwd.pl to strip automounter crud
patch20 support for MSDOS folded into perldb.pl
patch20 termcap.pl didn't parse termcap terminal names right
patch20 the debugger made perl forget the last pattern used by //
patch20 the debugger now warns you on lines that can't set a breakpoint
patch20 the switch optimizer didn't do anything in subroutines
patch20 timelocal could loop on bad input
patch20 timelocal now calculates DST itself
patch20 tr/// now lets you say \-
patch20 tr/stuff// wasn't working right
patch20 usersub routines didn't reclaim temp values soon enough
patch20 various error messages have been clarified
patch20 wait failed when STDOUT or STDERR reopened to a pipe
patch21 patch #20, continued
patch21 perl - The perl programming language, Patch21
patch22 patch #20, continued
patch22 perl - The perl programming language, Patch22
patch23 patch #20, continued
patch23 perl - The perl programming language, Patch23
patch24 patch #20, continued
patch24 perl - The perl programming language, Patch24
patch25 patch #20, continued
patch25 perl - The perl programming language, Patch25
patch26 patch #20, continued
patch26 perl - The perl programming language, Patch26
patch27 patch #20, continued
patch27 perl - The perl programming language, Patch27
patch28 patch #20, continued
patch28 perl - The perl programming language, Patch28
patch29 patch #20, continued
patch29 perl - The perl programming language, Patch29
patch30 patch #20, continued
patch30 perl - The perl programming language, Patch30
patch31 patch #20, continued
patch31 perl - The perl programming language, Patch31
patch32 patch #20, continued
patch32 perl - The perl programming language, Patch32
patch33 patch #20, continued
patch33 perl - The perl programming language, Patch33
patch34 boneheaded typo in my_bcopy()
patch34 changed perlsh to use $/ = "\n\n"
patch34 expectterm incorrectly set to indicate start of program or block
patch34 join with null list attempted negative allocation
patch34 library files were installed without guaranteed permissions
patch34 perl - The perl programming language, Patch34
patch34 pidgone() wasn't declared right
patch34 quotes containing subscripts containing variables didn't parse right
patch34 some systems don't declare h_errno extern in header files
patch34 sprintf("%6.4s", "abcdefg") didn't print "abcd "
patch34 tests for safe bcopy and memcpy sometimes needed libraries