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123 lines
5.1 KiB
123 lines
5.1 KiB
#! /usr/bin/env python
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###
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#
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# build_glob.py : Build the global_functions.h and global_functions.c
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# files which are required to implement the user
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# interface to global variables now that thread specific
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# data (TSD) is used to emulate global state.
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#
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# See Copyright for the status of this software.
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# Gary.Pennington@sun.com
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###
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import os, string
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class globvar:
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def __init__(self, type, name):
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self.type=type
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self.name=name
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def striplinesep(line):
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while line and line[-1] in ('\r','\n'):
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line = line[:-1]
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return line
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def writeline(file, line=None):
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if line:
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file.write(line)
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file.write("\n")
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if __name__ == "__main__":
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globals={}
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global_data=open("global.data").readlines()
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global_code=open("globals.c").readlines()
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global_hdr=open("include/libxml/globals.h").readlines()
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global_functions_hdr=open("include/libxml/globals.h", "w+")
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global_functions_impl=open("globals.c", "w+")
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#
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# Rebuild the beginning of the file up to the
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# Automatically generated string
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#
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for line in global_hdr:
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line = striplinesep(line)
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if line == " * Automatically generated by build_glob.py.":
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break
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writeline(global_functions_hdr, line)
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writeline(global_functions_hdr, " * Automatically generated by build_glob.py.")
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writeline(global_functions_hdr, " * Do not modify the previous line.")
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writeline(global_functions_hdr, " */")
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writeline(global_functions_hdr)
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for line in global_code:
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line = striplinesep(line)
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if line == " * Automatically generated by build_glob.py.":
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break
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writeline(global_functions_impl, line)
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writeline(global_functions_impl, " * Automatically generated by build_glob.py.")
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writeline(global_functions_impl, " * Do not modify the previous line.")
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writeline(global_functions_impl, " */")
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writeline(global_functions_impl)
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# Now process the data and write it to the appropriate output file
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for line in global_data:
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if line[0]=='#':
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continue
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line = striplinesep(line)
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fields = string.split(line, ",")
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# Update the header file
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writeline(global_functions_hdr)
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global_functions_hdr.write("extern "+fields[0]+" *")
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if fields[2]:
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global_functions_hdr.write("(*")
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global_functions_hdr.write("__"+fields[1]+"(void)")
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if fields[2]:
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global_functions_hdr.write(")"+fields[2])
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writeline(global_functions_hdr,";")
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writeline(global_functions_hdr, "#ifdef LIBXML_THREAD_ENABLED")
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writeline(global_functions_hdr,"#define "+fields[1]+" \\")
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writeline(global_functions_hdr,"(*(__"+fields[1]+"()))")
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writeline(global_functions_hdr,"#else")
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if fields[2]:
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writeline(global_functions_hdr,"LIBXML_DLL_IMPORT extern "+fields[0]+" "+fields[1]+fields[2]+";")
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else:
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writeline(global_functions_hdr,"LIBXML_DLL_IMPORT extern "+fields[0]+" "+fields[1]+";")
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writeline(global_functions_hdr,"#endif")
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# set/get for per-thread global defaults
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if fields[3]:
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writeline(global_functions_hdr,fields[0]+" "+fields[1][:3]+"ThrDef"+fields[1][3:]+"("+fields[0]+" v);")
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# Update the implementation file
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writeline(global_functions_impl)
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# writeline(global_functions_impl, "extern "+fields[0]+" "+fields[1]+";")
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writeline(global_functions_impl, "#undef\t"+fields[1])
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writeline(global_functions_impl, fields[0]+" *")
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if fields[2]:
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global_functions_impl.write("(*")
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global_functions_impl.write("__"+fields[1]+"(void)")
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if fields[2]:
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writeline(global_functions_impl, ")[]")
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writeline(global_functions_impl, " {")
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writeline(global_functions_impl, " if (IS_MAIN_THREAD)")
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writeline(global_functions_impl, "\treturn (&"+fields[1]+");")
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writeline(global_functions_impl, " else")
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writeline(global_functions_impl, "\treturn (&xmlGetGlobalState()->"+fields[1]+");")
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writeline(global_functions_impl, "}")
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# set/get for per-thread global defaults
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if fields[3]:
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writeline(global_functions_impl,fields[0]+" "+fields[1][:3]+"ThrDef"+fields[1][3:]+"("+fields[0]+" v) {")
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writeline(global_functions_impl," "+fields[0]+" ret;");
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writeline(global_functions_impl," xmlMutexLock(xmlThrDefMutex);")
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writeline(global_functions_impl," ret = "+fields[1][:3]+fields[1][3:]+"ThrDef;")
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writeline(global_functions_impl," "+fields[1][:3]+fields[1][3:]+"ThrDef = v;")
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writeline(global_functions_impl," xmlMutexUnlock(xmlThrDefMutex);")
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writeline(global_functions_impl," return ret;")
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writeline(global_functions_impl,"}")
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# Terminate the header file with appropriate boilerplate
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writeline(global_functions_hdr)
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writeline(global_functions_hdr, "#ifdef __cplusplus")
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writeline(global_functions_hdr, "}")
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writeline(global_functions_hdr, "#endif")
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writeline(global_functions_hdr)
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writeline(global_functions_hdr, "#endif /* __XML_GLOBALS_H */")
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