96 lines
2.5 KiB
C
96 lines
2.5 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 "errno.h"
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#include "eintr_wrappers.h"
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#include "gtm_string.h"
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#include "gtm_stat.h"
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#include "gtm_unistd.h"
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#include "gdsroot.h"
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#include "gdsbt.h"
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#include "parse_file.h"
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#include "gtm_file_stat.h"
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#include "gtmmsg.h"
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#define DOT '.'
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/* Checks the status of a file.
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* Output Parameter
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* uint4 *status : error number
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* Returns:
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* FILE_NOT_FOUND: if file is not presnt
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* FILE_PRESENT: if file is present
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* FILE_READONLY|FILE_PRESENT: if file is readonly
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* FILE_STAT_ERROR: if error happens during this module.
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* Side Effect: Except for FILE_STAT_ERROR passed "ret" will have file name with full path.
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*/
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int gtm_file_stat(mstr *file, mstr *def, mstr *ret, boolean_t check_prv, uint4 *status)
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{
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int stat_res;
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struct stat stat_buf;
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char fbuff[MAX_FBUFF + 1];
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parse_blk pblk;
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mstr tmp_str, *tmpfile;
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boolean_t file_not_found = FALSE;
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tmpfile = &tmp_str;
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if (NULL != def)
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{
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memset(&pblk, 0, SIZEOF(pblk));
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pblk.buffer = fbuff;
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pblk.buff_size = MAX_FBUFF;
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pblk.fop = (F_SYNTAXO | F_PARNODE);
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memcpy(fbuff, file->addr, file->len);
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*(fbuff + file->len) = '\0';
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if (NULL != def)
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{
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pblk.def1_buf = def->addr;
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pblk.def1_size = def->len;
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}
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*status = parse_file(file, &pblk);
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if (!(*status & 1))
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file_not_found = TRUE;
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pblk.buffer[pblk.b_esl] = 0;
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tmpfile->addr = pblk.buffer;
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tmpfile->len = pblk.b_esl;
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} else
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{
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tmpfile = file;
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tmpfile->addr[tmpfile->len] = 0;
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}
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if (!file_not_found)
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{
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STAT_FILE((char *)tmpfile->addr, &stat_buf, stat_res);
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if (0 != stat_res)
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{
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*status = errno;
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if (ENOENT == errno)
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file_not_found = TRUE;
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else
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return FILE_STAT_ERROR;
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}
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}
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if (NULL != ret)
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/* We asume ret->addr has MAX_FN_LEN bytes allocated */
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if (!get_full_path((char *)tmpfile->addr, tmpfile->len, ret->addr, (unsigned int *) &ret->len, MAX_FN_LEN, status))
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return FILE_STAT_ERROR;
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if (file_not_found)
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return FILE_NOT_FOUND;
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/* Now we know file is present */
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if (check_prv && 0 != ACCESS((char *)tmpfile->addr, W_OK))
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return (FILE_PRESENT | FILE_READONLY);
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else
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return FILE_PRESENT;
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}
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