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authorPatrick McDermott <patrick.mcdermott@libiquity.com>2019-07-01 23:58:50 (EDT)
committer Patrick McDermott <patrick.mcdermott@libiquity.com>2019-07-02 00:10:43 (EDT)
commit10d4d1a1180076a15df3b91a9a51dba8b954351a (patch)
treed2fad5851df884bac9503c004228e0d76d9ca78d /substvars
parentdaf84abb4ce032fea8a1e2bd82e3ad42112ffa35 (diff)
Add binary packages
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+Common-Description:
+ flex is a tool for generating "scanners". A scanner is a program which
+ recognizes lexical patterns in text. flex reads the given input files, or its
+ standard input if no file names are given, for a description of a scanner to
+ generate. The description is in the form of pairs of regular expressions and C
+ code, called "rules". flex generates as output a C source file, lex.yy.c by
+ default, which defines a routine yylex(). This file can be compiled and linked
+ with the flex runtime library to produce an executable. When the executable is
+ run, it analyzes its input for occurrences of the regular expressions.
+ Whenever it finds one, it executes the corresponding C code.