116 lines
3.5 KiB
Python
116 lines
3.5 KiB
Python
"""
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prepare_ghostscript.py
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Finds the system GhostScript installation and copies the files needed for
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bundling into conf/ghostscript/
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Files copied:
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conf/ghostscript/bin/gswin64c.exe (or gswin32c.exe)
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conf/ghostscript/bin/gsdll64.dll (or gsdll32.dll)
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conf/ghostscript/lib/*.ps (PostScript init files)
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Run this ONCE before building the exe with build_windows.bat.
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"""
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import os
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import shutil
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import glob
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import sys
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SCRIPT_DIR = os.path.dirname(os.path.abspath(__file__))
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DEST_BIN = os.path.join(SCRIPT_DIR, "conf", "ghostscript", "bin")
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DEST_LIB = os.path.join(SCRIPT_DIR, "conf", "ghostscript", "lib")
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SEARCH_ROOTS = [
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os.environ.get("ProgramFiles", r"C:\Program Files"),
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os.environ.get("ProgramFiles(x86)", r"C:\Program Files (x86)"),
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os.environ.get("ProgramW6432", r"C:\Program Files"),
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]
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FLAVOURS = [
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("gswin64c.exe", "gsdll64.dll"),
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("gswin32c.exe", "gsdll32.dll"),
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]
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print()
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print("=" * 60)
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print(" GhostScript Bundle Preparation")
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print("=" * 60)
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print()
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def find_ghostscript():
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"""Return (bin_dir, lib_dir, exe_name, dll_name) or None."""
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for root in dict.fromkeys(r for r in SEARCH_ROOTS if r): # unique, preserve order
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gs_root = os.path.join(root, "gs")
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if not os.path.isdir(gs_root):
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continue
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# Each versioned sub-folder, newest first
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versions = sorted(
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[d for d in glob.glob(os.path.join(gs_root, "gs*")) if os.path.isdir(d)],
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reverse=True,
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)
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for ver_dir in versions:
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bin_dir = os.path.join(ver_dir, "bin")
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lib_dir = os.path.join(ver_dir, "lib")
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for exe, dll in FLAVOURS:
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if os.path.isfile(os.path.join(bin_dir, exe)):
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print(f"Found GhostScript: {ver_dir}")
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return bin_dir, lib_dir, exe, dll
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return None
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result = find_ghostscript()
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if result is None:
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print("WARNING: GhostScript is NOT installed on this machine.")
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print()
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print(" The exe will still build successfully, but GhostScript will")
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print(" NOT be bundled. On the target machine the app will fall back")
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print(" to SumatraPDF for printing (which may produce dotted output).")
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print()
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print(" To get sharp vector-quality printing, install GhostScript:")
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print(" https://ghostscript.com/releases/gsdnld.html")
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print(" Then re-run this script before building.")
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print()
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sys.exit(0)
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src_bin, src_lib, exe_name, dll_name = result
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# Create destination folders
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os.makedirs(DEST_BIN, exist_ok=True)
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os.makedirs(DEST_LIB, exist_ok=True)
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# Copy executable and DLL
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print("Copying GhostScript binaries...")
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for fname in (exe_name, dll_name):
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src = os.path.join(src_bin, fname)
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dst = os.path.join(DEST_BIN, fname)
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if os.path.isfile(src):
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shutil.copy2(src, dst)
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print(f" + {fname}")
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else:
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print(f" WARNING: {fname} not found in {src_bin}")
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# Copy lib/ (PostScript init files .ps)
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print()
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print("Copying GhostScript lib (PostScript init files)...")
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ps_files = glob.glob(os.path.join(src_lib, "*.ps"))
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for ps in ps_files:
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shutil.copy2(ps, DEST_LIB)
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print(f" + {len(ps_files)} .ps files copied from {src_lib}")
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# Report
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bin_count = len(os.listdir(DEST_BIN))
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lib_count = len(os.listdir(DEST_LIB))
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print()
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print("=" * 60)
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print(" GhostScript prepared successfully in conf\\ghostscript\\")
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print("=" * 60)
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print()
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print(f" bin\\ : {bin_count} file(s)")
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print(f" lib\\ : {lib_count} file(s)")
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print()
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print("GhostScript will be embedded into LabelPrinter.exe at build time.")
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print()
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