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Diffstat (limited to 'doc/what-is-libzahl.tex')
| -rw-r--r-- | doc/what-is-libzahl.tex | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/doc/what-is-libzahl.tex b/doc/what-is-libzahl.tex index b0e80f5..2bf1c52 100644 --- a/doc/what-is-libzahl.tex +++ b/doc/what-is-libzahl.tex @@ -141,8 +141,9 @@ Unlike other bignum libraries, errors in libzahl are caught using {\tt setjmp}. This ensure that it can be used in robust applications, catching errors does not become a mess, and it minimises the overhead of -catching errors. Errors are only checked when they can -occur, not also after each function return. +catching errors. Typically, errors can be checked when +they can occur and after each function return; however, +here they can be checked only when they can occur. Additionally, libzahl tries to keep the functions' names simple and natural rather than technical or @@ -193,8 +194,8 @@ thread-safe. libzahl is also only designed for POSIX systems. It will probably run just fine on any modern system. But it makes some assumption that POSIX -stipulates or are unpractical not to implement -for machines that should support POSIX (or even +stipulates or are unpractical to leave out from +machines that should support POSIX (or even support modern software): \begin{itemize} @@ -214,12 +215,12 @@ strictly necessary for it to be an CPU-intrinsic, but that would be favourable for performance.) \end{itemize} -Because of the prevalence of theses properties +Because of the prevalence of these properties in contemporary machines, and the utilisation of these properties in software, especially software for POSIX and popular platforms with similar -properties, any new general-purpose machine most -have these properties lest, it but useless with +properties, any new general-purpose machine must +have these properties, lest it be useless with today's software. Therefore, libzahl can make the assumption that the machine has these properties. If the machine does not have these |