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diff --git a/development/obcpl/README b/development/obcpl/README index 0549dd6812..4a9996cef2 100644 --- a/development/obcpl/README +++ b/development/obcpl/README @@ -3,12 +3,29 @@ obcpl (BCPL compiler) This is an x86 (IA-32) port of the "classic" old BCPL compiler (around 1980) from the Tripos Research Group at Cambridge University. -As a real, working computer language implementation, that can be studied, -modified, and played with, this old BCPL compiler has a good deal to -recommend it. The compiler frontend consists of only about 2000 lines -of BCPL code, and (as supplied here) compiles to a static (fully-linked) -x86 binary that is less than 36000 bytes in size. +As a real, working computer language implementation, that can be +studied, modified, and played with, this old BCPL compiler has a good +deal to recommend it. The compiler frontend consists of only about +2000 lines of BCPL code, and (as supplied here) compiles to a static +(fully-linked) x86 binary that is less than 36000 bytes in size. x86_64 note: obcpl doesn't require multilib on Slackware64. It only -generates 32-bit x86 code, but the binaries it creates are 100% statically -linked, and will run fine on Slackware64 without multlib. +generates 32-bit x86 code, but the binaries it creates are 100% +statically linked, and will run fine on Slackware64 without multlib. + +The package includes: + +- The BCPL compiler itself (/usr/bin/obcpl and the support files in + /usr/lib(64)?/obcpl) +- The utilities: + - obcpl-cmpltest: compiler test + - obcpl-gpm: macro generator + - obcpl-xref: cross referencer +- The sources for the utilities +- Example code (Hello World and a factorial calculator) +- The obcpl documentation, including manual.txt and standard.txt + +See also: + +https://en.wikipedia.org/wiki/BCPL +https://www.cl.cam.ac.uk/~mr10/bcplman.pdf |