diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 77 |
1 files changed, 50 insertions, 27 deletions
@@ -5,9 +5,9 @@ import re import shlex import shutil import subprocess -from sys import stderr cmds = {} +warnings = [] class CheckError(Exception): pass @@ -16,15 +16,31 @@ def checking(thing): stderr.write("checking %s... " % thing) stderr.flush() -def check(name, flags=[], optional=False, var=None, run=True): +def warn(string): + warnings.append(string) + stderr.write("WARNING: %s\n" % string) + +def check(name, why, flags=[], optional=False, var=None, run=True): + global warn checking("for %s" % name) var = var or name.upper() - split = shlex.split(os.getenv(var) or name) + varvalue = os.getenv(var) + if varvalue == '': + stderr.write("skipping\n") + if not optional: + warn("%s is required to %s, the code will not fall back gracefully without it!" % (name, why)) + return + elif varvalue is None: + varvalue = name + split = shlex.split(varvalue) exe = shutil.which(split[0]) if not exe: stderr.write("not found\n") if not optional: raise CheckError() + else: + warn("%s is recommended to %s." % (name, why)) + return stderr.write("%s\n" % exe) cmd = [exe] + split[1:] + flags + shlex.split(os.getenv(var + "FLAGS") or "") if run: @@ -51,27 +67,34 @@ def ffmpeg_check(name, regex, checks, output): stderr.write("no\n") raise CheckError() -try: - check("zopfli", var="GZIP") -except CheckError: - check("gzip", ["-9"]) - -check("apngasm", run=False) -check("convert") -check("cwebp", ["-quiet", "-alpha_cleanup", "-m", "6"]) -ffmpeg = check("ffmpeg", ["-v", "warning", "-y"], run=False) -ffmpeg_formats = run_ffmpeg("-formats") -ffmpeg_check("demuxing", "D.", ["matroska,webm", "ogg", "wav", "yuv4mpegpipe"], ffmpeg_formats) -ffmpeg_check("muxing", ".E", ["ipod", "mp4", "ogg", "wav", "webm", "yuv4mpegpipe"], ffmpeg_formats) -ffmpeg_check("decoding", ".{6}", ["mpeg4", "rawvideo", "pcm_s16le", "vorbis"], run_ffmpeg("-decoders")) -ffmpeg_check("encoding", ".{6}", ["libx264", "rawvideo", "libtheora", "libvpx", "libvpx-vp9", "libfdk_aac", "libopus", "pcm_s16le"], run_ffmpeg("-encoders")) -check("npm", ["--quiet"]) -check("webpmux") -check("defluff", optional=True, run=False) -check("pngquant", optional=True) -check("zopflipng", optional=True) - -stderr.write("creating Makefile.inc\n") - -with open("Makefile.inc", "w") as f: - f.write(''.join('%s := %s\n' % (k, subprocess.list2cmdline(cmds[k])) for k in cmds)) +if __name__ == "__main__": + # no, this line isn't bugged. really. examine check() and Makefile + if not check("zopfli", "compress gzip files better than gzip -9", optional=True, var="GZIP"): + check("gzip", "pre-compress the JSON files", ["-9"]) + + check("apngasm", "assemble the click-to-continue image", run=False) + check("convert", "perform miscellaneous actions on the images") + check("cwebp", "convert all images to WebP for webkit browsers", ["-quiet", "-alpha_cleanup", "-m", "6"]) + ffmpeg = check("ffmpeg", "convert audio and video to HTML5 formats", ["-v", "warning", "-y"], run=False) + if ffmpeg: + ffmpeg_formats = run_ffmpeg("-formats") + ffmpeg_check("demuxing", "D.", ["matroska,webm", "ogg", "wav", "yuv4mpegpipe"], ffmpeg_formats) + ffmpeg_check("muxing", ".E", ["ipod", "mp4", "ogg", "wav", "webm", "yuv4mpegpipe"], ffmpeg_formats) + ffmpeg_check("decoding", ".{6}", ["mpeg4", "rawvideo", "pcm_s16le", "vorbis"], run_ffmpeg("-decoders")) + ffmpeg_check("encoding", ".{6}", ["libx264", "rawvideo", "libtheora", "libvpx", "libvpx-vp9", "libfdk_aac", "libopus", "pcm_s16le"], run_ffmpeg("-encoders")) + check("npm", "install uglifyjs", ["--quiet"]) + check("webpmux", "assemble the WebP click-to-continue image") + check("defluff", "decrease the size of DEFLATE files including gzip and PNG files", optional=True, run=False) + check("pngquant", "quantize PNG images, improving compatibility and dramatically decreasing size", optional=True) + check("zopflipng", "recompress DEFLATE files including gzip and PNG files", optional=True) + + stderr.write("creating Makefile.inc\n") + + with open("Makefile.inc", "w") as f: + f.write(''.join('%s := %s\n' % (k, subprocess.list2cmdline(cmds[k])) for k in cmds)) + + if len(warnings): + stderr.write("Warnings during configuration:\n") + stderr.write('\n'.join(warnings) + '\n') + + stderr.write("Run `make' now to build HTML5KS.\n") |