98 lines
2.7 KiB
C++
98 lines
2.7 KiB
C++
/*
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Copyright (C) 2003 Ferdi Franceschini <ferdif@optusnet.com.au>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*! \file
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* Access functions for ~/.dillo/dpi_socket_dir.
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* The most useful function for dillo is a_Dpi_srs, it returns
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* the full path to the dpid service request socket.
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*/
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#include <errno.h>
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#include <stdlib.h> /* for exit */
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#include "dpid_common.hh"
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#include "dpi.hh"
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#include "misc_new.hh"
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/*! \Return
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* Returns path to the dpi_socket_dir file
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* Use dFree to free memory
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*/
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char *a_Dpi_sockdir_file(void)
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{
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char *dpi_socket_dir, *dirfile_path = "/.flenser/dpi_socket_dir";
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dpi_socket_dir = dStrconcat(dGethomedir(), dirfile_path, NULL);
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return dpi_socket_dir;
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}
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/*! Read socket directory path from ~/.dillo/dpi_socket_dir
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* \Return
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* socket directory path or NULL if the dpi_socket_dir file does not exist.
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* \Note
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* This function exits if ~/.dillo does not exist or
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* if the dpi_socket_dir file cannot be opened for a
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* reason other than it does not exist.
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*/
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char *a_Dpi_rd_dpi_socket_dir(char *dirname)
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{
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FILE *dir;
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char *sockdir = NULL, *rcpath;
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rcpath = dStrconcat(dGethomedir(), "/.flenser", NULL);
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/* If .dillo does not exist it is an unrecoverable error */
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if (access(rcpath, F_OK) == -1) {
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ERRMSG("a_Dpi_rd_dpi_socket_dir", "access", errno);
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MSG_ERR(" - %s\n", rcpath);
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exit(1);
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}
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dFree(rcpath);
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if ((dir = fopen(dirname, "r")) != NULL) {
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sockdir = dGetline_unsafe(dir);
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fclose(dir);
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} else if (errno == ENOENT) {
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ERRMSG("a_Dpi_rd_dpi_socket_dir", "fopen", errno);
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MSG_ERR(" - %s\n", dirname);
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} else if (errno != ENOENT) {
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ERRMSG("a_Dpi_rd_dpi_socket_dir", "fopen", errno);
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MSG_ERR(" - %s\n", dirname);
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exit(1);
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}
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return sockdir;
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}
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/*!
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* \Modifies
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* srs_name
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* \Return
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* The service request socket name with its complete path.
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*/
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char *a_Dpi_srs(void)
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{
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char *dirfile_path, *sockdir, *srs_name;
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dirfile_path = a_Dpi_sockdir_file();
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sockdir = dStrstrip(a_Dpi_rd_dpi_socket_dir(dirfile_path));
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srs_name = dStrconcat(sockdir, "/", "dpid.srs", NULL);
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dFree(sockdir);
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dFree(dirfile_path);
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return (srs_name);
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}
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