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Add ref to this nice page about Chapter 9's regexp matcher

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Frans Kaashoek 2022-08-22 20:44:02 -04:00
parent 2f0b4d698b
commit bc48c2be47
1 changed files with 2 additions and 1 deletions
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user/grep.c
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@ -62,7 +62,8 @@ main(int argc, char *argv[])
} }
// Regexp matcher from Kernighan & Pike, // Regexp matcher from Kernighan & Pike,
// The Practice of Programming, Chapter 9. // The Practice of Programming, Chapter 9, or
// https://www.cs.princeton.edu/courses/archive/spr09/cos333/beautiful.html
int matchhere(char*, char*); int matchhere(char*, char*);
int matchstar(int, char*, char*); int matchstar(int, char*, char*);