diff options
Diffstat (limited to 'lib/tempname.h')
| -rw-r--r-- | lib/tempname.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/lib/tempname.h b/lib/tempname.h new file mode 100644 index 0000000..333267d --- /dev/null +++ b/lib/tempname.h @@ -0,0 +1,50 @@ +/* Create a temporary file or directory. + + Copyright (C) 2006, 2009-2013 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +/* header written by Eric Blake */ + +#ifndef GL_TEMPNAME_H +# define GL_TEMPNAME_H + +# include <stdio.h> + +# ifdef __GT_FILE +# define GT_FILE __GT_FILE +# define GT_DIR __GT_DIR +# define GT_NOCREATE __GT_NOCREATE +# else +# define GT_FILE 0 +# define GT_DIR 1 +# define GT_NOCREATE 2 +# endif + +/* Generate a temporary file name based on TMPL. TMPL must match the + rules for mk[s]temp (i.e. end in "XXXXXX", possibly with a suffix). + The name constructed does not exist at the time of the call to + gen_tempname. TMPL is overwritten with the result. + + KIND may be one of: + GT_NOCREATE: simply verify that the name does not exist + at the time of the call. + GT_FILE: create a large file using open(O_CREAT|O_EXCL) + and return a read-write fd. The file is mode 0600. + GT_DIR: create a directory, which will be mode 0700. + + We use a clever algorithm to get hard-to-predict names. */ +extern int gen_tempname (char *tmpl, int suffixlen, int flags, int kind); + +#endif /* GL_TEMPNAME_H */ |