mirror of https://github.com/xzeldon/htop.git
Enh: scripts/MakeHeader script
Only write a new .h file if something changed for the header file being created. This prevents a lot of recompilation during development
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5570748dd2
commit
50f03f5950
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@ -1,6 +1,9 @@
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#!/usr/bin/env python
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import os, sys, string
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try:
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from cStringIO import StringIO
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except:
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from StringIO import StringIO
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ANY=1
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COPY=2
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@ -13,23 +16,15 @@ static = 0
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file = open(sys.argv[1])
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name = sys.argv[1][:-2]
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out = open(name + ".h", "w")
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class writer:
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def __init__(self, file):
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self.file = file
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def write(self, text):
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self.file.write(text + "\n")
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out = writer(out)
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print("Generating "+name+".h")
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out = StringIO()
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selfheader = '#include "' + name + '.h"'
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out.write( "/* Do not edit this file. It was automatically generated. */" )
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out.write( "" )
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out.write( "/* Do not edit this file. It was automatically generated. */\n" )
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out.write( "\n" )
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out.write( "#ifndef HEADER_" + os.path.basename(name) )
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out.write( "#define HEADER_" + os.path.basename(name) )
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out.write( "#ifndef HEADER_" + os.path.basename(name) + "\n")
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out.write( "#define HEADER_" + os.path.basename(name) + "\n")
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is_blank = False
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for line in file.readlines():
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line = line[:-1]
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@ -41,7 +36,7 @@ for line in file.readlines():
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elif line.find("#include") == 0:
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pass
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elif line.find("htop - ") == 0 and line[-2:] == ".c":
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out.write(line[:-2] + ".h")
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out.write(line[:-2] + ".h\n")
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elif line.find("static ") != -1:
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if line[-1] == "{":
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state = SKIP
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@ -52,31 +47,31 @@ for line in file.readlines():
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static = 0
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equals = line.find(" = ")
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if line[-3:] == "= {":
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out.write( "extern " + line[:-4] + ";" )
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out.write( "extern " + line[:-4] + ";\n" )
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state = SKIP
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elif equals != -1:
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out.write("extern " + line[:equals] + ";" )
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out.write("extern " + line[:equals] + ";\n" )
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elif line.startswith("typedef struct"):
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state = SKIP
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elif line[-1] == "{":
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out.write( line[:-2].replace("inline", "extern") + ";" )
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out.write( line[:-2].replace("inline", "extern") + ";\n" )
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state = SKIP
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else:
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out.write( line )
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out.write( line + "\n")
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is_blank = False
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elif line == "":
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if not is_blank:
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out.write( line )
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out.write( line + "\n")
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is_blank = True
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else:
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out.write( line )
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out.write( line + "\n")
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is_blank = False
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elif state == COPY:
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is_blank = False
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if line == "}*/":
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state = ANY
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else:
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out.write( line )
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out.write( line + "\n")
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elif state == SKIP:
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is_blank = False
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if len(line) >= 1 and line[0] == "}":
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@ -89,5 +84,19 @@ for line in file.readlines():
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is_blank = False
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state = ANY
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out.write( "" )
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out.write( "#endif" )
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out.write( "\n" )
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out.write( "#endif\n" )
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# only write a new .h file if something changed.
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# This prevents a lot of recompilation during development
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out.seek(0)
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try:
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with open(name + ".h", "r") as orig:
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origcontents = orig.readlines()
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except:
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origcontents = ""
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if origcontents != out.readlines():
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with open(name + ".h", "w") as new:
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print("Writing "+name+".h")
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new.write(out.getvalue())
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out.close()
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