145 lines
3.2 KiB
C
145 lines
3.2 KiB
C
/****************************************************************
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* *
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* Copyright 2001, 2009 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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#include "mdef.h"
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#include <stdarg.h>
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#include "gtm_string.h"
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#include "compiler.h"
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#include "stringpool.h"
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#include "op.h"
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GBLREF spdesc stringpool;
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void op_indname(UNIX_ONLY_COMMA(int argcnt) mval *dst, ...)
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{
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va_list var, sublst;
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mval *src, *subs;
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int i;
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VMS_ONLY(int argcnt;)
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unsigned char *ch, *ctop, *out, *double_chk;
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unsigned char outch;
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error_def(ERR_INDRMAXLEN);
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error_def(ERR_STRINGOFLOW);
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error_def(ERR_VAREXPECTED);
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VAR_START(var, dst);
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VMS_ONLY(va_count(argcnt);)
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VAR_COPY(sublst, var);
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src = va_arg(var, mval *);
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for (i = argcnt - 1 ; i > 0 ; i-- )
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{
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subs = va_arg(sublst, mval *);
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MV_FORCE_STR(subs);
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}
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va_end(sublst);
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ENSURE_STP_FREE_SPACE(MAX_SRCLINE);
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out = stringpool.free;
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if (out + src->str.len > stringpool.top)
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rts_error(VARLSTCNT(3) ERR_INDRMAXLEN, 1, MAX_SRCLINE);
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if (src->str.len < 1)
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rts_error(VARLSTCNT(1) ERR_VAREXPECTED);
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memcpy(out , src->str.addr, src->str.len);
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out += src->str.len - 1;
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if (*stringpool.free == '@')
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{
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double_chk = stringpool.free + 1;
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if (*double_chk == '@')
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{
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out++;
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*out++ = '@';
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outch = '(';
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} else
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{
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while(double_chk <= out)
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if (*double_chk == '@')
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break;
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else
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double_chk++;
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if (double_chk > out)
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{
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out++;
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*out++ = '@';
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outch = '(';
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} else if (*out != ')')
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{
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outch = '(';
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out++;
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} else
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outch = ',';
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}
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} else if (*out != ')')
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{
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outch = '(';
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out++;
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} else
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outch = ',';
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VAR_COPY(sublst, var);
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for (i = argcnt - 2 ; i > 0 ; i--)
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{
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subs = va_arg(sublst, mval * );
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/* Note that in this second pass of the mvals, if the mval was undefined in the first pass and we are in
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NOUNDEF mode, that the mval was not modified and is again undefined. Make sure this incarnation is defined..
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*/
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MV_FORCE_DEFINED(subs);
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ch = (unsigned char *)subs->str.addr;
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ctop = ch + subs->str.len;
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if (stringpool.top - out < subs->str.len + 5)
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rts_error(VARLSTCNT(1) ERR_STRINGOFLOW);
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*out++ = outch;
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outch = ',';
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*out++ = '"';
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for ( ; ch < ctop ; ch++)
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{
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if (*ch < 32)
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{
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if (stringpool.top - out < ctop - ch + 11)
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rts_error(VARLSTCNT(1) ERR_STRINGOFLOW);
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*out++ = '"';
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*out++ = '_';
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*out++ = '$';
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*out++ = 'C';
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*out++ = '(';
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if (*ch > 9)
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*out++ = (*ch / 10) + '0';
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*out++ = (*ch % 10) + '0';
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*out++ = ')';
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*out++ = '_';
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*out++ = '"';
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} else
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{
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if (*ch == '"')
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{
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if (stringpool.top - out < ctop - ch + 3)
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rts_error(VARLSTCNT(1) ERR_STRINGOFLOW);
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*out++ = '"';
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}
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*out++ = *ch;
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}
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}
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*out++ = '"';
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}
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va_end(var);
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va_end(sublst);
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assert(out < stringpool.top);
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assert(out > stringpool.free);
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*out++ = ')';
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dst->mvtype = MV_STR;
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dst->str.addr = (char *)stringpool.free;
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dst->str.len = INTCAST((char *)out - dst->str.addr);
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stringpool.free = out;
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return;
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}
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