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39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
/*******************************************************************************
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Copyright(C) Jonas 'Sortie' Termansen 2013.
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This file is part of the Sortix C Library.
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The Sortix C Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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The Sortix C Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
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tmpfile.cpp
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Opens an unnamed temporary file.
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*******************************************************************************/
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#include <sys/types.h>
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#include <stdio.h>
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#include <unistd.h>
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extern "C" FILE* tmpfile()
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{
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char name[5 + sizeof(pid_t) * 3];
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snprintf(name, sizeof(name), "/tmp/%ju", (uintmax_t) getpid());
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FILE* ret = fopen(name, "w+");
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if ( !ret )
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return NULL;
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unlink(name);
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return ret;
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}
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