Resources for Portable Programming
This page is a set of pointers to useful references for writing good
portable code, for the R developers and for people writing R
standard (technically a final draft: currently unavailable,
appears to be a corrected version).
standard (technically a final draft), and an
of the changes.
standards, including links to the F77 as well as the correct
of Fortran 77 subprograms. Final draft standards are available
program to check against Fortran standards.
1003 standards (2008, revised 2013): how Unix-alike functions
and tools are to behave.
Porting to 64 bit GNU/Linux systems.
Covers a lot of details about 64- vs 32-bit architectures.
The self-styled Filesystem Hierarchy
Standard. Not written to the standard of a standard, but
Debian Linux policy.
write shared libraries. Lots of information on GCC 4.0.0
features, including controlling symbol visibility as implemented
in R 2.3.0.
A bounds-checking (etc) tool for GCC 4.
A debugging tool for ix86 Linux. (See also `Writing R Extensions'.)
GCC Links and selected
Computer Scientist Should Know about Floating-Point Arithmetic
by David Goldberg, including Doug Priest's supplement on
extended-precision systems (such as ix86).
FreeBSD's collection of
man pages (including for some commercial Unixes).
And more from *nixDoc.
Jan Walter's Unix
incompatibility notes. Not 100% reliable (please don't pretest
isalpha by isascii, for example).