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Diffstat (limited to 'build2/filesystem.cxx')
| -rw-r--r-- | build2/filesystem.cxx | 274 |
1 files changed, 0 insertions, 274 deletions
diff --git a/build2/filesystem.cxx b/build2/filesystem.cxx deleted file mode 100644 index 7242347..0000000 --- a/build2/filesystem.cxx +++ /dev/null @@ -1,274 +0,0 @@ -// file : build2/filesystem.cxx -*- C++ -*- -// copyright : Copyright (c) 2014-2019 Code Synthesis Ltd -// license : MIT; see accompanying LICENSE file - -#include <build2/filesystem.hxx> - -#include <build2/context.hxx> -#include <build2/diagnostics.hxx> - -using namespace std; -using namespace butl; - -namespace build2 -{ - void - touch (const path& p, bool create, uint16_t v) - { - if (verb >= v) - text << "touch " << p; - - if (dry_run) - return; - - try - { - touch_file (p, create); - } - catch (const system_error& e) - { - fail << "unable to touch file " << p << ": " << e << endf; - } - } - - timestamp - mtime (const char* p) - { - try - { - return file_mtime (p); - } - catch (const system_error& e) - { - fail << "unable to obtain file " << p << " modification time: " << e - << endf; - } - } - - fs_status<mkdir_status> - mkdir (const dir_path& d, uint16_t v) - { - // We don't want to print the command if the directory already exists. - // This makes the below code a bit ugly. - // - mkdir_status ms; - - try - { - ms = try_mkdir (d); - } - catch (const system_error& e) - { - if (verb >= v) - text << "mkdir " << d; - - fail << "unable to create directory " << d << ": " << e << endf; - } - - if (ms == mkdir_status::success) - { - if (verb >= v) - text << "mkdir " << d; - } - - return ms; - } - - fs_status<mkdir_status> - mkdir_p (const dir_path& d, uint16_t v) - { - // We don't want to print the command if the directory already exists. - // This makes the below code a bit ugly. - // - mkdir_status ms; - - try - { - ms = try_mkdir_p (d); - } - catch (const system_error& e) - { - if (verb >= v) - text << "mkdir -p " << d; - - fail << "unable to create directory " << d << ": " << e << endf; - } - - if (ms == mkdir_status::success) - { - if (verb >= v) - text << "mkdir -p " << d; - } - - return ms; - } - - fs_status<rmfile_status> - rmsymlink (const path& p, bool d, uint16_t v) - { - auto print = [&p, v] () - { - if (verb >= v) - text << "rm " << p.string (); - }; - - rmfile_status rs; - - try - { - rs = dry_run - ? (butl::entry_exists (p) - ? rmfile_status::success - : rmfile_status::not_exist) - : try_rmsymlink (p, d); - } - catch (const system_error& e) - { - print (); - fail << "unable to remove symlink " << p.string () << ": " << e << endf; - } - - if (rs == rmfile_status::success) - print (); - - return rs; - } - - fs_status<butl::rmdir_status> - rmdir_r (const dir_path& d, bool dir, uint16_t v) - { - using namespace butl; - - if (work.sub (d)) // Don't try to remove working directory. - return rmdir_status::not_empty; - - if (!build2::entry_exists (d)) - return rmdir_status::not_exist; - - if (verb >= v) - text << "rmdir -r " << d; - - if (!dry_run) - { - try - { - butl::rmdir_r (d, dir); - } - catch (const system_error& e) - { - fail << "unable to remove directory " << d << ": " << e; - } - } - - return rmdir_status::success; - } - - bool - exists (const path& f, bool fs, bool ie) - { - try - { - return file_exists (f, fs, ie); - } - catch (const system_error& e) - { - fail << "unable to stat path " << f << ": " << e << endf; - } - } - - bool - exists (const dir_path& d, bool ie) - { - try - { - return dir_exists (d, ie); - } - catch (const system_error& e) - { - fail << "unable to stat path " << d << ": " << e << endf; - } - } - - bool - entry_exists (const path& p, bool fs, bool ie) - { - try - { - return butl::entry_exists (p, fs, ie); - } - catch (const system_error& e) - { - fail << "unable to stat path " << p << ": " << e << endf; - } - } - - bool - empty (const dir_path& d) - { - try - { - return dir_empty (d); - } - catch (const system_error& e) - { - fail << "unable to scan directory " << d << ": " << e << endf; - } - } - - fs_status<mkdir_status> - mkdir_buildignore (const dir_path& d, const path& n, uint16_t verbosity) - { - fs_status<mkdir_status> r (mkdir (d, verbosity)); - - // Create the .buildignore file if the directory was created (and so is - // empty) or the file doesn't exist. - // - path p (d / n); - if (r || !exists (p)) - touch (p, true /* create */, verbosity); - - return r; - } - - bool - empty_buildignore (const dir_path& d, const path& n) - { - try - { - for (const dir_entry& de: dir_iterator (d, false /* ignore_dangling */)) - { - // The .buildignore filesystem entry should be of the regular file - // type. - // - if (de.path () != n || de.ltype () != entry_type::regular) - return false; - } - } - catch (const system_error& e) - { - fail << "unable to scan directory " << d << ": " << e; - } - - return true; - } - - fs_status<rmdir_status> - rmdir_buildignore (const dir_path& d, const path& n, uint16_t verbosity) - { - // We should remove the .buildignore file only if the subsequent rmdir() - // will succeed. In other words if the directory stays after the function - // call then the .buildignore file must stay also, if present. Thus, we - // first check that the directory is otherwise empty and doesn't contain - // the working directory. - // - path p (d / n); - if (exists (p) && empty_buildignore (d, n) && !work.sub (d)) - rmfile (p, verbosity); - - // Note that in case of a system error the directory is likely to stay with - // the .buildignore file already removed. Trying to restore it feels like - // an overkill here. - // - return rmdir (d, verbosity); - } -} |