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/* Copyright (c) 1992 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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/* |
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* Load whitespace separated words from a file into an array. |
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* Assume the passed pointer array is big enough to hold them all. |
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* |
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* External symbols declared in standard.h |
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*/ |
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#include "copyright.h" |
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#include <ctype.h> |
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#include <string.h> |
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#include <stdio.h> |
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#include <sys/types.h> |
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#include <sys/stat.h> |
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#include <fcntl.h> |
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#define NULL 0 |
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#include "platform.h" |
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#include "standard.h" |
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#define MAXFLEN 8192 /* file must be smaller than this */ |
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extern char *bmalloc(); |
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#ifndef MAXFLEN |
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#define MAXFLEN 204800 /* file must be smaller than this */ |
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#endif |
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int |
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wordfile(words, fname) /* get words from fname, put in words */ |
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char **words; |
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char *fname; |
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wordfile( /* get words from fname, put in words */ |
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char **words, |
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int nargs, |
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char *fname |
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) |
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{ |
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int fd; |
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char buf[MAXFLEN]; |
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register int n; |
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int n; |
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/* load file into buffer */ |
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if (fname == NULL) |
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return(-1); /* no filename */ |
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while (!isspace(buf[--n])) |
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if (n <= 0) /* one long word! */ |
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return(-1); |
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buf[n] = '\0'; /* terminate */ |
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return(wordstring(words, buf)); /* wordstring does the rest */ |
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buf[n] = '\0'; /* terminate */ |
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return(wordstring(words, nargs, buf)); /* wordstring does the rest */ |
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} |
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int |
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wordstring(avl, str) /* allocate and load argument list */ |
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char **avl; |
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char *str; |
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wordstring( /* allocate and load argument list */ |
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char **avl, |
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int nargs, |
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char *str |
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) |
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{ |
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register char *cp, **ap; |
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char *cp, **ap; |
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if (str == NULL) |
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return(-1); |
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if (cp == NULL) /* ENOMEM */ |
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return(-1); |
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strcpy(cp, str); |
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ap = avl; /* parse into words */ |
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for ( ; ; ) { |
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/* parse into words */ |
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for (ap = avl; ap-avl < nargs-1; ap++) { |
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while (isspace(*cp)) /* nullify spaces */ |
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*cp++ = '\0'; |
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if (!*cp) /* all done? */ |
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break; |
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*ap++ = cp; /* add argument to list */ |
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*ap = cp; /* add argument to list */ |
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while (*++cp && !isspace(*cp)) |
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; |
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} |
