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view src/lib/file-copy.h @ 23007:36e01285b5b8

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lib: buffer - Improve header comment for buffer_insert() and buffer_delete().
author Stephan Bosch <stephan.bosch@dovecot.fi>
date Mon, 18 Mar 2019 00:52:37 +0100
parents e4eb71ae8e96
children
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#ifndef FILE_COPY_H
#define FILE_COPY_H

/* Copy file atomically. First try hardlinking, then fallback to creating
   a temporary file (destpath.tmp) and rename()ing it over srcpath.
   If the destination file already exists, it may or may not be overwritten,
   so that shouldn't be relied on.

   Returns -1 = error, 0 = source file not found, 1 = ok */
int file_copy(const char *srcpath, const char *destpath, bool try_hardlink);

#endif