diff options
Diffstat (limited to 'NEWS')
| -rw-r--r-- | NEWS | 78 |
1 files changed, 55 insertions, 23 deletions
diff --git a/NEWS b/NEWS index cc2b89fa32..0e8cea02d0 100644 --- a/NEWS +++ b/NEWS @@ -1,4 +1,4 @@ -GNU C Library NEWS -- history of user-visible changes. 24 February 1995 +GNU C Library NEWS -- history of user-visible changes. 21 March 1995 Copyright (C) 1992, 1993, 1994, 1995 Free Software Foundation, Inc. See the end for copying conditions. @@ -16,6 +16,50 @@ Version 1.10 of many files which contained only symbol aliases, reducing the size of the source and the compiled library; many other files were renamed to less cryptic names previously occupied by the symbol alias files. + There is a new header file <elf.h> and new library `-lelf' for + programs which operate on files in the ELF format. + +* Converted to Autoconf version 2, so `configure' has more options. + Run `configure --help' to see the details. + +* The library can now be configured to build profiling, highly-optimized + (but undebuggable), and/or shared libraries (ELF with GNU ld only). + The `--enable-profile', `--enable-omitfp', and `--enable-shared' + options to `configure' enable building these extra libraries. + The shared library is built by default when using both ELF and GNU ld. + +* The new functions `strtoq' and `strtouq' parse integer values from + strings, like `strtol' and `strtoul', but they return `long long int' and + `unsigned long long int' values, respectively (64-bit quantities). + +* The new functions `strtof' and `strtold' parse floating-point values from + strings, like `strtod', but they return `float' and `long double' values, + respectively (on some machines `double' and `long double' are the same). + +* Ulrich Drepper has contributed new implementations of the floating-point + printing and reading code used in the `printf' family of functions and + `strtod', `strtof', and `strtold'. These new functions are perfectly + accurate, and much faster than the old ones. + +* The new header <langinfo.h> defines an interface for accessing + various locale-dependent data (using the locale chosen with `setlocale'). + +* You can now use positional parameter specifications in format strings + for the `printf' and `scanf' families of functions. For example, + `printf ("Number %2$d, Mr %1$s\n", "Jones", 6);'' prints + ``Number 6, Mr Jones''. This is mainly useful when providing different + format strings for different languages, whose grammar may dictate + a different ordering of the values being printed. To support this + feature, the interface for `register_printf_handler' has changed; see + the header file <printf.h>. + +* The `printf' and `scanf' families of functions now understand a new + formatting flag for numeric conversions: the ' flag (e.g. %'d or %'f) says + to group numbers as indicated by the locale; for `scanf' and friends, this + says to accept as valid only a number with all the proper grouping + separators in the right places. In the default "C" locale, numbers are + not grouped; but locales for specific countries will define the usual + conventions (i.e. separate thousands with `,' in the US locale). * The pgrp functions have been regularized, slightly incompatibly but much less confusingly. The core functions are now `getpgid' and `setpgid', @@ -27,23 +71,12 @@ Version 1.10 * The new header file <fts.h> and suite of functions simplify programs that operate on directory trees. This code comes from 4.4 BSD. -* Converted to Autoconf version 2, so `configure' has more options. - Run `configure --help' to see the details. - * The resolver code has been updated from the BIND-4.9.3-BETA14 release. * The new function `malloc_find_object_address' finds the starting address of a malloc'd block, given any address within the block. This can be useful for debugging. -* The new functions `strtoq' and `strtouq' parse integer values from - strings, like `strtol' and `strtoul', but they return `long long int' and - `unsigned long long int' values, respectively (64-bit quantities). - -* The new functions `strtof' and `strtold' parse floating-point values from - strings, like `strtod', but they return `float' and `long double' values, - respectively (on some machines `double' and `long double' are the same). - * There is a new malloc debugging hook `__memalign_hook'. * There are new typedefs `ushort' for `unsigned short int' and `uint' for @@ -53,19 +86,18 @@ Version 1.10 * The `-lmcheck' library to enable standard malloc debugging hooks is now done differently, so that it works even without GNU ld. -* Ulrich Drepper has contributed new implementations of the floating-point - printing and reading code used in the `printf' family of functions and - `strtod', `strtof', and `strtold'. These new functions are perfectly - accurate, and much faster than the old ones. - -* The `printf' family of functions now understand a new formatting flag - for numeric conversions: the ' flag (e.g. %'d or %'f) says to group - numbers as indicated by the locale. In the default "C" locale, numbers - are not grouped; but locales for specific countries will define the - usual conventions (i.e. separate thousands with `,' in the US locale). - * New function `euidaccess' checks allowed access to a file like `access', but using the effective IDs instead of the real IDs. + +* The time zone data files have been updated for the latest and greatest + local time conventions of the countries of the world. + +* The new function `dirfd' extracts the file descriptor used by a DIR stream; + see <dirent.h>. + +* The new functions `ecvt', `fcvt', and `gcvt' provide an obsolete interface + for formatting floating-point numbers. They are provided only for + compatibility; new programs should use `sprintf' instead. Version 1.09 |