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If sys::copy_file fails, try and remove the target file before throwing an exception

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git-svn-id: svn://localhost/ardour2/trunk@2435 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Tim Mayberry 2007-09-09 10:05:16 +00:00
parent 9ae356550e
commit 6fccd83fac
1 changed files with 2 additions and 3 deletions
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5
libs/pbd/filesystem.cc
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@ -149,11 +149,10 @@ rename (const path & from_path, const path & to_path)
}
}
// XXX character encoding.
void
copy_file(const path & from_path, const path & to_path)
{
// this implementation could use mucho memory
// for big files.
std::ifstream in(from_path.to_string().c_str());
std::ofstream out(to_path.to_string().c_str());
@ -165,9 +164,9 @@ copy_file(const path & from_path, const path & to_path)
out << in.rdbuf();
if (!in || !out) {
remove (to_path);
throw filesystem_error(string_compose(_("Could not copy existing file %1 to %2"),
from_path.to_string(), to_path.to_string()));
remove (to_path);
}
}