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Add option to prefer file timestamps with recursive copy

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This commit is contained in:
Robin Gareus 2023-09-27 01:26:41 +02:00
parent 7f453cab9e
commit 6494214622
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
2 changed files with 18 additions and 3 deletions
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19
libs/pbd/file_utils.cc
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@ -29,6 +29,9 @@
#ifdef COMPILER_MINGW
#include <io.h> // For W_OK
#include <windows.h>
#include <sys/utime.h>
#else
#include <utime.h>
#endif
#include <glibmm/convert.h>
@ -335,7 +338,7 @@ copy_files(const std::string & from_path, const std::string & to_dir)
}
void
copy_recurse(const std::string & from_path, const std::string & to_dir)
copy_recurse(const std::string & from_path, const std::string & to_dir, bool preseve_timestamps)
{
vector<string> files;
find_files_matching_filter (files, from_path, accept_all_files, 0, false, true, true);
@ -345,7 +348,19 @@ copy_recurse(const std::string & from_path, const std::string & to_dir)
std::string from = *i;
std::string to = Glib::build_filename (to_dir, (*i).substr(prefix_len));
g_mkdir_with_parents (Glib::path_get_dirname (to).c_str(), 0755);
copy_file (from, to);
if (copy_file (from, to) && preseve_timestamps) {
GStatBuf sb;
if (g_stat (from.c_str(), &sb) != 0) {
error << string_compose (_("Unable to query file timestamp from %1 to %2"), from) << endmsg;
continue;
}
struct utimbuf utb;
utb.actime = sb.st_atime;
utb.modtime = sb.st_mtime;
if (0 != g_utime (to.c_str (), &utb)) {
error << string_compose (_("Unable to preseve file timestamp from %1 to %2"), from, to) << endmsg;
}
}
}
}

2
libs/pbd/pbd/file_utils.h
View File

@ -179,7 +179,7 @@ LIBPBD_API void copy_files(const std::string & from_path, const std::string & to
/**
* Attempt to copy all regular files from from_path to a new directory.
*/
LIBPBD_API void copy_recurse(const std::string & from_path, const std::string & to_dir);
LIBPBD_API void copy_recurse(const std::string & from_path, const std::string & to_dir, bool preseve_timestamps = false);
/**
* Update the access and modification times of file at path, creating file