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https://github.com/servalproject/serval-dna.git
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58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/*
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Serval DNA instance directory path
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Copyright (C) 2012 Serval Project Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (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, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <stdlib.h>
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#include "serval.h"
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#include "os.h"
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#include "strbuf.h"
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#include "strbuf_helpers.h"
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static char *thisinstancepath = NULL;
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const char *serval_instancepath()
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{
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if (thisinstancepath)
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return thisinstancepath;
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const char *instancepath = getenv("SERVALINSTANCE_PATH");
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if (!instancepath)
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instancepath = DEFAULT_INSTANCE_PATH;
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return instancepath;
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}
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void serval_setinstancepath(const char *instancepath)
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{
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if (thisinstancepath == NULL)
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free(thisinstancepath);
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thisinstancepath = strdup(instancepath);
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}
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int form_serval_instance_path(char *buf, size_t bufsiz, const char *path)
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{
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strbuf b = strbuf_local(buf, bufsiz);
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strbuf_path_join(b, serval_instancepath(), path, NULL);
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if (!strbuf_overrun(b))
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return 1;
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WHYF("Cannot form pathname \"%s/%s\" -- buffer too small (%lu bytes)", serval_instancepath(), path, (unsigned long)bufsiz);
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return 0;
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}
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int create_serval_instance_dir() {
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return mkdirs(serval_instancepath(), 0700);
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}
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