skipblanks.c

[詳解]

/*++
/* NAME
/*  skipblanks 3
/* SUMMARY
/*  skip leading whitespace
/* SYNOPSIS
/*  #include <stringops.h>
/*
/*  char    *skipblanks(string)
/*  const char *string;
/* DESCRIPTION
/*  skipblanks() returns a pointer to the first non-whitespace
/*  character in the specified string, or a pointer to the string
/*  terminator when the string contains all white-space characters.
/* LICENSE
/* .ad
/* .fi
/*  The Secure Mailer license must be distributed with this software.
/* AUTHOR(S)
/*  Wietse Venema
/*  IBM T.J. Watson Research
/*  P.O. Box 704
/*  Yorktown Heights, NY 10598, USA
/*--*/

/* System library. */

#include "sys_defs.h"
#include <ctype.h>

/* Utility library. */

#include "stringops.h"

char   *skipblanks(const char *string)
{
    const char *cp;

    for (cp = string; *cp != 0; cp++)
    if (!ISSPACE(*cp))
        break;
    return ((char *) cp);
}