110 lines
3.1 KiB
C
110 lines
3.1 KiB
C
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/****************************************************************
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* *
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* Copyright 2001, 2011 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 "gtm_string.h"
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#include <stdarg.h>
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#include "error.h"
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#include "gdsroot.h"
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#include "gdsblk.h"
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#include "gtm_facility.h"
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#include "fileinfo.h"
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#include "gdsbt.h"
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#include "gdsfhead.h"
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#include "filestruct.h"
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#include "gbldirnam.h"
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#include "op.h"
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#include "format_targ_key.h"
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#include "gvsub2str.h"
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#include "dpgbldir.h"
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#include "sgnl.h"
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#include "mvalconv.h"
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#include "rtnhdr.h"
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#include "mv_stent.h" /* for COPY_SUBS_TO_GVCURRKEY macro */
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#include "gvcst_protos.h" /* for gvcst_root_search in GV_BIND_NAME_AND_ROOT_SEARCH macro */
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/*the header files below are for environment translation*/
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#ifdef UNIX
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#include "fgncalsp.h"
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#endif
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#include "gtm_env_xlate_init.h"
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GBLREF gv_key *gv_currkey;
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GBLREF gv_namehead *gv_target;
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GBLREF gd_region *gv_cur_region;
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GBLREF mstr extnam_str;
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GBLREF mval dollar_zgbldir;
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GBLREF gd_addr *gd_header;
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void op_gvextnam(UNIX_ONLY_COMMA(int4 count) mval *val1, ...)
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{
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va_list var;
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VMS_ONLY(int4 count;)
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bool was_null, is_null;
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mstr *tmp_mstr_ptr;
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mval *val, *val2, val_xlated;
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short max_key;
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DCL_THREADGBL_ACCESS;
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SETUP_THREADGBL_ACCESS;
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VAR_START(var, val1);
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VMS_ONLY(va_count(count));
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val2 = va_arg(var, mval *);
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MV_FORCE_STR(val1);
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val1 = gtm_env_translate(val1, val2, &val_xlated);
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assert(!TREF(gv_extname_size) || (NULL != extnam_str.addr));
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if (val1->str.len)
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{
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tmp_mstr_ptr = &val1->str;
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TREF(gd_targ_addr) = zgbldir(val1);
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} else
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{
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tmp_mstr_ptr = &dollar_zgbldir.str;
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if (!gd_header)
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gvinit();
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TREF(gd_targ_addr) = gd_header;
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}
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extnam_str.len = tmp_mstr_ptr->len;
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if (extnam_str.len > TREF(gv_extname_size))
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{
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if (NULL != extnam_str.addr)
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free(extnam_str.addr);
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TREF(gv_extname_size) = extnam_str.len;
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extnam_str.addr = (char *)malloc(TREF(gv_extname_size));
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}
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memcpy(extnam_str.addr, tmp_mstr_ptr->addr, tmp_mstr_ptr->len);
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if (gv_target)
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{
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assert(INVALID_GV_TARGET != gv_target);
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gv_target->clue.end = 0;
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}
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val = va_arg(var, mval *);
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if (!MV_IS_STRING(val))
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GTMASSERT;
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GV_BIND_NAME_AND_ROOT_SEARCH(TREF(gd_targ_addr), &(val->str));
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was_null = is_null = FALSE;
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max_key = gv_cur_region->max_key_size;
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for (count -= 3; count > 0; count--)
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{
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val = va_arg(var, mval *);
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COPY_SUBS_TO_GVCURRKEY(val, max_key, gv_currkey, was_null, is_null); /* updates gv_currkey, was_null, is_null */
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}
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va_end(var);
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TREF(gv_some_subsc_null) = was_null; /* if true, it indicates there is a null subscript (other than the last subscript)
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in current key */
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TREF(gv_last_subsc_null) = is_null; /* if true, it indicates that last subscript in current key is null */
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if (was_null && (NEVER == gv_cur_region->null_subs))
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sgnl_gvnulsubsc();
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return;
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}
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