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40 lines
1.6 KiB
C
40 lines
1.6 KiB
C
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/* Create a temporary file or directory.
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Copyright (C) 2006 Free Software Foundation, Inc.
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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 Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 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 Lesser General Public 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 this program. If not, see <http://www.gnu.org/licenses/>. */
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/* header written by Eric Blake */
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/* In gnulib, always prefer large files. GT_FILE maps to
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__GT_BIGFILE, not __GT_FILE, for a reason. */
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#define GT_FILE 1
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#define GT_DIR 2
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#define GT_NOCREATE 3
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/* Generate a temporary file name based on TMPL. TMPL must match the
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rules for mk[s]temp (i.e. end in "XXXXXX"). The name constructed
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does not exist at the time of the call to gen_tempname. TMPL is
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overwritten with the result.
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KIND may be one of:
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GT_NOCREATE: simply verify that the name does not exist
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at the time of the call.
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GT_FILE: create a large file using open(O_CREAT|O_EXCL)
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and return a read-write fd. The file is mode 0600.
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GT_DIR: create a directory, which will be mode 0700.
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We use a clever algorithm to get hard-to-predict names. */
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extern int gen_tempname (char *tmpl, int kind);
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