/*
** support.c
**
** Author: Pr Emanuelsson <pell@lysator.liu.se>
** Hacked by: Peter Eriksson <pen@lysator.liu.se>
*/
#include <stdio.h>
#include <ctype.h>
#ifdef HAVE_ANSIHEADERS
#include <stdlib.h>
#include <string.h>
#else
#define strchr(str, c) index(str, c)
#endif
#define IN_LIBIDENT_SRC
#include "ident.h"
char *id_strdup __P1(char *, str)
{
char *cp;
cp = (char *)malloc(strlen(str) + 1);
if (cp == NULL) {
#ifdef DEBUG
perror("libident: malloc");
#endif
return NULL;
}
strcpy(cp, str);
return cp;
}
char *id_strtok __P3(char *, cp, char *, cs, char *, dc)
{
static char *bp = 0;
if (cp)
bp = cp;
/*
** No delimitor cs - return whole buffer and point at end
*/
if (!cs) {
while (*bp)
bp++;
return cs;
}
/*
** Skip leading spaces
*/
while (isspace(*bp))
bp++;
/*
** No token found?
*/
if (!*bp)
return 0;
cp = bp;
while (*bp && !strchr(cs, *bp))
bp++;
/*
** Remove trailing spaces
*/
*dc = *bp;
for (dc = bp - 1; dc > cp && isspace(*dc); dc--);
*++dc = '\0';
bp++;
return cp;
}
