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author | Jussi Pakkanen <jpakkane@gmail.com> | 2018-05-19 22:21:22 +0300 |
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committer | Jussi Pakkanen <jpakkane@gmail.com> | 2018-06-18 22:12:13 +0300 |
commit | e60bf5d833dc4a0436cda02eb96b942f7c939b28 (patch) | |
tree | d6e08fe51fca3b34c8dc04dcb5ed285094cae350 | |
parent | 6a21e195154de326602763b88d3b6e2e2954d696 (diff) | |
download | meson-e60bf5d833dc4a0436cda02eb96b942f7c939b28.zip meson-e60bf5d833dc4a0436cda02eb96b942f7c939b28.tar.gz meson-e60bf5d833dc4a0436cda02eb96b942f7c939b28.tar.bz2 |
Add option to only install changed files.
-rw-r--r-- | mesonbuild/minstall.py | 30 |
1 files changed, 22 insertions, 8 deletions
diff --git a/mesonbuild/minstall.py b/mesonbuild/minstall.py index 27b5a58..227a407 100644 --- a/mesonbuild/minstall.py +++ b/mesonbuild/minstall.py @@ -30,6 +30,8 @@ def buildparser(): help='directory to cd into before running') parser.add_argument('--no-rebuild', default=False, action='store_true', help='Do not rebuild before installing.') + parser.add_argument('--only-changed', default=False, action='store_true', + help='Only overwrite files that are older than the copied file.') return parser class DirMaker: @@ -177,9 +179,17 @@ def check_for_stampfile(fname): class Installer: - def __init__(self, lf): + def __init__(self, options, lf): + self.options = options self.lf = lf + def should_preserve_existing_file(self, from_file, to_file): + if not self.options.only_changed: + return False + from_time = os.stat(from_file).st_mtime + to_time = os.stat(to_file).st_mtime + return from_time <= to_time + def do_copyfile(self, from_file, to_file): if not os.path.isfile(from_file): raise RuntimeError('Tried to install something that isn\'t a file:' @@ -191,11 +201,18 @@ class Installer: if not os.path.isfile(to_file): raise RuntimeError('Destination {!r} already exists and is not ' 'a file'.format(to_file)) + if self.should_preserve_existing_file(from_file, to_file): + append_to_log(self.lf, '# Preserving old file %s\n' % to_file) + print('Preserving existing file %s.' % to_file) + return False os.unlink(to_file) + outdir = os.path.split(to_file)[0] + print('Installing %s to %s' % (from_file, outdir)) shutil.copyfile(from_file, to_file) shutil.copystat(from_file, to_file) selinux_updates.append(to_file) append_to_log(self.lf, to_file) + return True def do_copydir(self, data, src_dir, dst_dir, exclude, install_mode): ''' @@ -260,7 +277,8 @@ class Installer: if not os.path.isdir(parent_dir): os.mkdir(parent_dir) shutil.copystat(os.path.dirname(abs_src), parent_dir) - shutil.copy2(abs_src, abs_dst, follow_symlinks=False) + # FIXME: what about symlinks? + self.do_copyfile(abs_src, abs_dst) set_mode(abs_dst, install_mode, data.install_umask) append_to_log(self.lf, abs_dst) @@ -306,7 +324,6 @@ class Installer: mode = i[2] outdir = os.path.dirname(outfilename) d.dirmaker.makedirs(outdir, exist_ok=True) - print('Installing %s to %s' % (fullfilename, outdir)) self.do_copyfile(fullfilename, outfilename) set_mode(outfilename, mode, d.install_umask) @@ -317,7 +334,6 @@ class Installer: outdir = os.path.dirname(outfilename) d.dirmaker.makedirs(outdir, exist_ok=True) install_mode = m[2] - print('Installing %s to %s' % (full_source_filename, outdir)) if outfilename.endswith('.gz') and not full_source_filename.endswith('.gz'): with open(outfilename, 'wb') as of: with open(full_source_filename, 'rb') as sf: @@ -325,6 +341,7 @@ class Installer: with gzip.GzipFile(fileobj=of, mode='wb', filename='', mtime=0) as gz: gz.write(sf.read()) shutil.copystat(full_source_filename, outfilename) + print('Installing %s to %s' % (full_source_filename, outdir)) append_to_log(self.lf, outfilename) else: self.do_copyfile(full_source_filename, outfilename) @@ -337,7 +354,6 @@ class Installer: outdir = get_destdir_path(d, t[1]) outfilename = os.path.join(outdir, fname) install_mode = t[2] - print('Installing %s to %s' % (fname, outdir)) d.dirmaker.makedirs(outdir, exist_ok=True) self.do_copyfile(fullfilename, outfilename) set_mode(outfilename, install_mode, d.install_umask) @@ -376,7 +392,6 @@ class Installer: should_strip = t[3] install_rpath = t[4] install_mode = t[5] - print('Installing %s to %s' % (fname, outname)) d.dirmaker.makedirs(outdir, exist_ok=True) if not os.path.exists(fname): raise RuntimeError('File {!r} could not be found'.format(fname)) @@ -397,7 +412,6 @@ class Installer: pdb_filename = os.path.splitext(fname)[0] + '.pdb' if not should_strip and os.path.exists(pdb_filename): pdb_outname = os.path.splitext(outname)[0] + '.pdb' - print('Installing pdb file %s to %s' % (pdb_filename, pdb_outname)) self.do_copyfile(pdb_filename, pdb_outname) set_mode(pdb_outname, install_mode, d.install_umask) elif os.path.isdir(fname): @@ -445,7 +459,7 @@ def run(args): sys.exit(-1) os.chdir(opts.wd) with open(os.path.join(log_dir, 'install-log.txt'), 'w') as lf: - installer = Installer(lf) + installer = Installer(opts, lf) append_to_log(lf, '# List of files installed by Meson') append_to_log(lf, '# Does not contain files installed by custom scripts.') installer.do_install(datafilename) |