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| -rw-r--r-- | NEWS | 35 |
1 files changed, 26 insertions, 9 deletions
@@ -1,4 +1,4 @@ - Copyright (C) 2010, 2011, 2012 Free Software Foundation, Inc. + Copyright (C) 2010, 2011, 2012, 2013 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright @@ -13,23 +13,40 @@ Changes from 4.0.2 to 4.1 list of commands to run first. * Use -o to do pretty-printing only. * Use -p to do profiling. + This consierably reduces gawk's "footprint" and eases the documentation + burden as well. -2. The new -l option is used for loading dynamic extensions. +2. The new -l option (from xgawk) is used for loading dynamic extensions. -3. The new -i option is used for loading awk library files. +3. The new -i option (from xgawk) is used for loading awk library files. + This differs from -f in that the first non-option argument is treated + as a script. -4. Gawk now supports high precision arithmetic with MPFR. +4. Gawk now supports high precision arithmetic with MPFR. The default is + still double precision, but setting PREC changes things, or using + the -M / --bignum options. This support is not compiled in if the MPFR + library is not available. -5. A number of facilities from xgawk have been merged in! +5. The dynamic extension interface has been completely redone! There is + now a defined API for C extensions to use. A C extension acts like + a function written in awk, except that it cannot do everything that awk + code can. However, this allows interfacing to any facility that is + available from C. This is a major development, see the doc. -6. The dynamic extension interface has been completely redone! See the doc. + This support is not compiled in if dynamic loading of shared libraries + is not supported. -7. The and(), or() and xor() functions now take any number of arguments, + The old extension mechanism is still supported for compatiblity, but + it will be removed at the next major release. + +6. The and(), or() and xor() functions now take any number of arguments, with a minimum of two. -8. New arrays: SYMTAB, FUNCTAB, and PROCINFO["identifiers"]. See the manual. +7. New arrays: SYMTAB, FUNCTAB, and PROCINFO["identifiers"]. SYMTAB allows + indirect access to any defined variable or array; it is possible to + "walk" the symbol table, if that should be necessary. -9. Support for building gawk with a cross compiler has been improved. +8. Support for building gawk with a cross compiler has been improved. Changes from 4.0.1 to 4.0.2 --------------------------- |