escape two character sequence - this man page still needs preening

[unix-history] / usr / src / bin / sh / mystring.h

/*-
* Copyright (c) 1991 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Kenneth Almquist.
*
* %sccs.include.redist.c%
*
*      @(#)mystring.h  5.1 (Berkeley) %G%
*/

#ifndef SYSV
#define strchr mystrchr
#endif

#ifdef __STDC__
void scopyn(const char *, char *, int);
char *strchr(const char *, int);
void mybcopy(const pointer, pointer, int);
int prefix(const char *, const char *);
int number(const char *);
int is_number(const char *);
int strcmp(const char *, const char *); /* from C library */
char *strcpy(char *, const char *);     /* from C library */
int strlen(const char *);               /* from C library */
char *strcat(char *, const char *);     /* from C library */
#else
void scopyn();
char *strchr();
void mybcopy();
int prefix();
int number();
int is_number();
int strcmp();
char *strcpy();
int strlen();
char *strcat();
#endif

#define equal(s1, s2)   (strcmp(s1, s2) == 0)
#define scopy(s1, s2)   ((void)strcpy(s2, s1))
#define bcopy(src, dst, n)      mybcopy((pointer)(src), (pointer)(dst), n)