81 lines
1.9 KiB
C
81 lines
1.9 KiB
C
/*
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* Copyright (c) 1989, 1990 by the University of Washington
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*
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* For copying and distribution information, please see the file
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* <uw-copyright.h>.
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*/
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#include <uw-copyright.h>
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#include <stdio.h>
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#include <string.h>
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#include <pfs_threads.h>
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/*
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* unquote - unquote string if necessary
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*
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* UNQUOTE takes a string and unquotes it if it has been quoted.
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*
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* ARGS: s - string to be unquoted
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*
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* RETURNS: The original string. If the string has been quoted, then the
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* result appears in static storage, and must be copied if
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* it is to last beyond the next call to quote.
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*
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*/
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/* This code exists only for the sake of server/dirsrv_v1.c,
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server/shadowcvt.c, and lib/psrv/dsdir_v0.c. */
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char *
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unquote(s)
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char *s; /* String to be quoted */
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{
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AUTOSTAT_CHARPP(unquotedp);
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char *c = *unquotedp;
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if(*s != '\'') return(s);
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s++;
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/* This should really treat a quote followed by other */
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/* than a quote or a null as an error */
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while(*s) {
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if(*s == '\'') s++;
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if(*s) *c++ = *s++;
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}
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*c++ = '\0';
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return(*unquotedp);
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}
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/*
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* unquoten - unquote string if necessary and return NULL for empty string
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*
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* UNQUOTEN takes a string and unquotes it if it has been quoted.
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* If the string is the emtpy string, or the quoted empty string
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* UNQUOTEN returns NULL.
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*
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* ARGS: s - string to be unquoted
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*
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* RETURNS: The original string. If the string has been quoted, then the
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* result appears in static storage, and must be copied if
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* it is to last beyond the next call to unquote() or unquoten().
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*
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*/
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char *
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unquoten(s)
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char *s; /* String to be quoted */
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{
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char *u;
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if(!s || !*s) return(NULL);
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u = unquote(s);
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if(!*u) return(NULL);
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else return(u);
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}
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