cp2k/tools/build_utils/discover_programs.py
2023-05-02 12:31:58 +02:00

64 lines
1.6 KiB
Python
Executable file

#!/usr/bin/env python3
import os
import re
import sys
from os import path
# pre-compiled regular expressions
re_program = re.compile(r"\n\s*end\s*program")
re_main = re.compile(r"\sint\s+main\s*\(")
# ============================================================================
def main():
if len(sys.argv) != 2:
print("Usage: discover_programs.py <src-dir>")
sys.exit(1)
srcdir = sys.argv[1]
sys.stderr.write("Discovering programs ...\n")
programs = []
for root, _, files in os.walk(srcdir):
if root.endswith("/preprettify"):
continue
if "/.git" in root:
continue
for fn in files:
abs_fn = path.join(root, fn)
if fn[-2:] == ".F":
if is_fortran_program(abs_fn):
programs.append(abs_fn)
elif fn[-2:] == ".c" or fn[-3:] == ".cu":
if has_main_function(abs_fn):
programs.append(abs_fn)
print(" ".join(programs))
# ============================================================================
def is_fortran_program(fn):
f = open(fn, encoding="utf8")
s = path.getsize(fn)
f.seek(max(0, s - 100))
tail = f.read()
f.close()
m = re_program.search(tail.lower())
return m is not None
# ============================================================================
def has_main_function(fn):
f = open(fn, encoding="utf8")
content = f.read()
f.close()
m = re_main.search(content)
return m is not None
# ===============================================================================
main()