diff options
Diffstat (limited to 'INSTALL')
| -rw-r--r-- | INSTALL | 30 |
1 files changed, 25 insertions, 5 deletions
diff --git a/INSTALL b/INSTALL index e82b645b41..3c172a280b 100644 --- a/INSTALL +++ b/INSTALL @@ -76,6 +76,23 @@ you run `configure': static library is compiled with no optimization and full debugging information, and installed as `-lc_g'. +`--enable-bounded' +`--disable-bounded' + Enable or disable building of the C library with support for bounded + pointers. To do this one need the enhanced version of the GNU CC + with can generate code for bounded pointers. This version of the + C library is necessary to run code which is also compiled using the + enhanced gcc for debugging purposes. + +There are two more options: + +`--with-gmp' +`--with-gettext' + These options are not of much use for the normal installer of the + GNU libc. Only maintainers need this to get automatic updates of + the files from these packages in the GNU C library source tree. + + The simplest way to run `configure' is to do it in the directory that contains the library sources. This prepares to build the library in that very directory. @@ -182,6 +199,9 @@ following patterns: iX86-ANYTHING-gnu iX86-ANYTHING-linux m68k-ANYTHING-linux + mips-ANYTHING-linux + sparc-ANYTHING-linux + powerpc-ANYTHING-linux Former versions of this library used to support the following configurations but the current status is unknown: @@ -208,7 +228,7 @@ configurations but the current status is unknown: sparc-sun-solaris2.N sparc-sun-sunos4.N - Each case of `iX86' can be `i386', `i486', `i586', or `i686'.. All + Each case of `iX86' can be `i386', `i486', `i586', or `i686'. All of those configurations produce a library that can run on any of these processors. The library will be optimized for the specified processor, but will not use instructions not available on all of them. @@ -652,10 +672,10 @@ level of the `sysdeps' hierarchy. This directory contains subdirectories (and subdirectory trees) for various Unix variants. The functions which are system calls in most Unix systems are -implemented in assembly code in files in `sysdeps/unix'. These files -are named with a suffix of `.S'; for example, `__open.S'. Files ending -in `.S' are run through the C preprocessor before being fed to the -assembler. +automatically generated from the `syscalls.list' files for the appropriate +archirecture. The format of the syscalls.list files is quite easy: only +a few informations are necessary line the system call name, the number of +arguments and such. The files are run through the C preprocessor. These files all use a set of macros that should be defined in `sysdep.h'. The `sysdep.h' file in `sysdeps/unix' partially defines |