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Moved some function decls, a struct, and a #define from regexp.h into here.

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Also static-ified said functions so they do not have namespace conflicts with
the libc regex functions.
This commit is contained in:
Mark Whitley 2000-06-28 21:59:31 +00:00
parent 0c96eba3de
commit 268b8c4f38
1 changed files with 18 additions and 3 deletions
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21
regexp.c
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@ -8,6 +8,21 @@
#include <ctype.h> #include <ctype.h>
#define NSUBEXP 10
typedef struct regexp {
char *startp[NSUBEXP];
char *endp[NSUBEXP];
int minlen; /* length of shortest possible match */
char first; /* first character, if known; else \0 */
char bol; /* boolean: must start at beginning of line? */
char program[1]; /* Unwarranted chumminess with compiler. */
} regexp;
static regexp *regcomp(char* text);
static int regexec(struct regexp* re, char* str, int bol, int ignoreCase);
static void regsub(struct regexp* re, char* src, char* dst);
#if ( defined BB_GREP || defined BB_SED) #if ( defined BB_GREP || defined BB_SED)
/* This also tries to find a needle in a haystack, but uses /* This also tries to find a needle in a haystack, but uses
@ -467,7 +482,7 @@ static int match(regexp * re, char *str, char *prog, char *here,
/* This function compiles a regexp. */ /* This function compiles a regexp. */
extern regexp *regcomp(char *text) static regexp *regcomp(char *text)
{ {
int needfirst; int needfirst;
unsigned size; unsigned size;
@ -595,7 +610,7 @@ extern regexp *regcomp(char *text)
/* str -- the string to search through */ /* str -- the string to search through */
/* bol -- does str start at the beginning of a line? (boolean) */ /* bol -- does str start at the beginning of a line? (boolean) */
/* ignoreCase -- ignoreCase or not */ /* ignoreCase -- ignoreCase or not */
extern int regexec(struct regexp *re, char *str, int bol, int ignoreCase) static int regexec(struct regexp *re, char *str, int bol, int ignoreCase)
{ {
char *prog; /* the entry point of re->program */ char *prog; /* the entry point of re->program */
int len; /* length of the string */ int len; /* length of the string */
@ -644,7 +659,7 @@ extern int regexec(struct regexp *re, char *str, int bol, int ignoreCase)
#if defined BB_SED #if defined BB_SED
/* This performs substitutions after a regexp match has been found. */ /* This performs substitutions after a regexp match has been found. */
extern void regsub(regexp * re, char *src, char *dst) static void regsub(regexp * re, char *src, char *dst)
{ {
char *cpy; char *cpy;
char *end; char *end;