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60 lines
1.6 KiB
Python
60 lines
1.6 KiB
Python
#!/usr/bin/env python3
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"""Make c program which uses floating point variables
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To make c program, execute `python3 float_gen.py > file_name.c`
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"""
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import random
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def random_operator():
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ops = ["+", "-", "*", "/"]
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return ops[random.randint(0, len(ops) - 1)]
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def random_dtype():
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dtypes = ["float", "double"]
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return dtypes[random.randint(0, len(dtypes) - 1)]
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def random_suffix():
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suffixes = ["f", ""]
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return suffixes[random.randint(0, len(suffixes) - 1)]
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def make_expr(vars):
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if len(vars) == 1:
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return vars[0]
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else:
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var = vars.pop()
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return "(" + var + " " + random_operator() + " " + make_expr(vars) + ")"
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def make_func(i):
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"""Make a function that contains a conditional expression
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"""
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func_signature = random_dtype() + " func_" + str(i) + "()"
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variables = "abcdefghijklmnopqrstuvwxyzA"
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func_inner = []
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val_bitmap = []
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# Variable initializiation
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for var in variables:
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val = random.gauss(0, 1)
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val_bitmap.append(val)
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decl = "\t" + random_dtype() + " " + var + " = " + str(val) + random_suffix() + ";"
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func_inner.append(decl)
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func_inner.append("\treturn " + make_expr(list(variables)) + ";")
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return "\n".join([func_signature, "{"] + func_inner + ["}"])
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if __name__ == "__main__":
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src = ""
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return_stmt = "\treturn (int)("
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NUM_FUNC = 100
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for i in range(NUM_FUNC):
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src += make_func(i)
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src += "\n\n"
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return_stmt += "func_" + str(i) + "()"
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return_stmt += " " + random_operator() + " " if i != (NUM_FUNC - 1) else ");"
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src += "int main()\n{\n" + return_stmt + "\n}\n"
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print(src)
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