ref: c1512d39a7de1e811272efa7d0755c2e4cb84e06
parent: 35a09298a61dcd6b52481be2d06e28b60f51dc9c
author: Rangi <remy.oukaour+rangi42@gmail.com>
date: Sun Jun 28 16:23:26 EDT 2020
Add Travis webhook for tools/unnamed.py
--- /dev/null
+++ b/.travis/webhook.sh
@@ -1,0 +1,15 @@
+#!/bin/sh
+set -e
+
+root="$(readlink -e "$(dirname "$0")/..")"
+
+# Report unnamed symbols
+content="$("$root/tools/unnamed.py" -r "$root" "$root/pokered.sym" | head)"
+
+curl -H 'Content-Type: application/json' -X POST "$POKERED_DISCORD_WEBHOOK_URL" -d@- << EOF
+{
+ "username": "$POKERED_DISCORD_WEBHOOK_USERNAME",
+ "avatar_url": "$POKERED_DISCORD_WEBHOOK_AVATAR_URL",
+ "content": "\`\`\`$(echo "$content" | sed -E ':a;N;$!ba;s/\r{0,1}\n/\\n/g')\`\`\`"
+}
+EOF
--- /dev/null
+++ b/tools/unnamed.py
@@ -1,0 +1,106 @@
+#!/usr/bin/env python3
+
+from sys import stderr, exit
+from subprocess import Popen, PIPE
+from struct import unpack, calcsize
+from enum import Enum
+
+class symtype(Enum):
+ LOCAL = 0
+ IMPORT = 1
+ EXPORT = 2
+
+def unpack_file(fmt, file):
+ size = calcsize(fmt)
+ return unpack(fmt, file.read(size))
+
+def read_string(file):
+ buf = bytearray()
+ while True:
+ b = file.read(1)
+ if b is None or b == b'\0':
+ return buf.decode()
+ else:
+ buf += b
+
+
+# Fix broken pipe when using `head`
+from signal import signal, SIGPIPE, SIG_DFL
+signal(SIGPIPE,SIG_DFL)
+
+import argparse
+parser = argparse.ArgumentParser(description="Parse the symfile to find unnamed symbols")
+parser.add_argument('symfile', type=argparse.FileType('r'), help="the list of symbols")
+parser.add_argument('-r', '--rootdir', type=str, help="scan the output files to obtain a list of files with unnamed symbols (NOTE: will rebuild objects as necessary)")
+args = parser.parse_args()
+
+# Get list of object files
+objects = None
+if args.rootdir:
+ for line in Popen(["make", "-C", args.rootdir, "-s", "-p"],
+ stdout=PIPE).stdout.read().decode().split("\n"):
+ if line.startswith("pokered_obj := "):
+ objects = line[15:].strip().split()
+ break
+ else:
+ print("Error: Object files not found!", file=stderr)
+ exit(1)
+
+# Scan all unnamed symbols from the symfile
+symbols_total = 0
+symbols = set()
+for line in args.symfile:
+ line = line.split(";")[0].strip()
+ split = line.split(" ")
+ if len(split) < 2:
+ continue
+
+ symbols_total += 1
+
+ symbol = " ".join(split[1:]).strip()
+ if symbol[-3:].lower() == split[0][-3:].lower():
+ symbols.add(symbol)
+
+# If no object files were provided, just print what we know and exit
+print("Unnamed pokered symbols: %d (%.2f%% complete)" % (len(symbols),
+ (symbols_total - len(symbols)) / symbols_total * 100))
+if not objects:
+ for sym in symbols:
+ print(sym)
+ exit()
+
+# Count the amount of symbols in each file
+files = {}
+for objfile in objects:
+ f = open(objfile, "rb")
+ obj_ver = None
+
+ magic = unpack_file("4s", f)[0]
+ if magic == b'RGB6':
+ obj_ver = 6
+ elif magic == b'RGB9':
+ obj_ver = 10 + unpack_file("<I", f)[0]
+
+ if obj_ver not in [6, 10, 11, 12, 13]:
+ print("Error: File '%s' is of an unknown format." % objfile, file=stderr)
+ exit(1)
+
+ num_symbols = unpack_file("<II", f)[0]
+ for x in range(num_symbols):
+ sym_name = read_string(f)
+ sym_type = symtype(unpack_file("<B", f)[0] & 0x7f)
+ if sym_type == symtype.IMPORT:
+ continue
+ sym_filename = read_string(f)
+ unpack_file("<III", f)
+ if sym_name not in symbols:
+ continue
+
+ if sym_filename not in files:
+ files[sym_filename] = 0
+ files[sym_filename] += 1
+
+# Sort the files, the one with the most amount of symbols first
+files = sorted([(fname, files[fname]) for fname in files], key=lambda x: x[1], reverse=True)
+for f in files:
+ print("%s: %d" % (f[0], f[1]))