[WIP] Clang support for DCE

bug.py

@@ -0,0 +1,124 @@
+#!/usr/bin/env python3
+# Example taken out of http://pygccxml.readthedocs.io/en/develop/examples/searching1/example.html
+from pygccxml import utils
+from pygccxml import declarations
+from pygccxml import parser
+from pygccxml.declarations import declaration_utils
+import os
+import argparse
+import csv
+import subprocess
+import logging
+import sys
+
+
+"""
+Must be able to generate:
+    - 
+
+todo do same for dl/pthread/rt
+"""
+
+log = logging.getLogger("dce")
+# log.setLevel(logging.DEBUG)
+log.addHandler(logging.StreamHandler())
+
+class Generator:
+    def __init__(self):
+        pass
+
+    def parse(self, filename):
+        """
+        cache parsing
+        """
+        utils.loggers.set_level(logging.DEBUG)
+
+        # Find the location of the xml generator (castxml or gccxml)
+        generator_path, generator_name = utils.find_xml_generator()
+
+        # Configure the xml generator
+        xml_generator_config = parser.xml_generator_configuration_t(
+            xml_generator_path=generator_path,
+            xml_generator=generator_name,
+            cflags=" -nostdinc -I/usr/include",
+
+            # asked on tracker to generate va_list but not ok
+            # flags= ["f1"]
+            )
+        # config.flags = 
+        # The c++ file we want to parse
+        # printf is declared in stdio.h
+        # filename = "/home/teto/glibc/libio/stdio.h"
+        filename = "test.h"
+        code = """
+#include <signal.h>
+        """
+
+        self.project_reader = parser.project_reader_t(xml_generator_config)
+        self.decls = self.project_reader.read_string(code)
+
+
+    def generate_wrappers(self, input_filename, out_filename):
+        """
+        Generate wrappers + headers
+        """
+
+        # input_filename = "natives.h.txt"
+        # out_filename = 
+        global_namespace = declarations.get_global_namespace(self.decls)
+
+        locations = {}
+
+        # look for a match
+        criteria = declarations.calldef_matcher(name="exit")
+        results = declarations.matcher.find(criteria, global_namespace) 
+
+        # print("decl", results)
+        decl = results[0]
+        # print( "islist ? len",len(func1))
+        name = declaration_utils.full_name(decl)
+        if name[:2] == "::":
+            name = name[2:]
+        log.info("Parsing function %s" % name)
+        extern="extern" if decl.has_extern else ""
+        rtype = "%s" % (decl.return_type if decl.return_type is not None else "void")
+
+        temp = []
+        for arg in decl.arguments:
+            s = str(arg.decl_type)
+            if s.startswith("?unknown?"):
+                print("UNKNOWN")
+                s = "va_list"
+            elif "(" in s:
+                print ("TOTO")
+                s= s.rstrip("*")
+            temp.append(s)
+
+        for arg in temp:
+            print("arg=%s"% arg)
+
+        # temp = ["va_list" else str(a.decl_type) for a in decl.arguments]
+        fullargs = ",".join(temp)
+        res = """
+            {extern} {ret} {name} ({fullargs});
+
+        """.format(
+                extern=extern,
+                ret=rtype,
+                fullargs=fullargs,
+                name=name,
+                retstmt="return" if rtype is not "void" else "",
+                arg_names=",".join([arg.name for arg in decl.arguments]),
+        )
+        print(res)
+
+
+
+def main():
+    parser  = argparse.ArgumentParser()
+    g = Generator()
+    g.parse("toto")
+    g.generate_wrappers("temp", "model/libc.generated.cc")
+
+if __name__ == "__main__":
+    main()

dce-stat.patch

@@ -0,0 +1,31 @@
+diff --git a/model/sys/dce-stat.h b/model/sys/dce-stat.h
+index 0a180ea..218f544 100644
+--- a/model/sys/dce-stat.h
++++ b/model/sys/dce-stat.h
+@@ -14,19 +14,19 @@ extern "C" {
+
+  __mode_t dce_umask (__mode_t __mask) noexcept;
+
+- int dce___xstat (int __ver,char const * __filename,stat * __stat_buf) noexcept;
++ int dce___xstat (int __ver,char const * __filename,struct stat * __stat_buf) noexcept;
+
+- int dce___lxstat (int __ver,char const * __filename,stat * __stat_buf) noexcept;
++ int dce___lxstat (int __ver,char const * __filename,struct stat * __stat_buf) noexcept;
+
+- int dce___fxstat (int __ver,int __fildes,stat * __stat_buf) noexcept;
++ int dce___fxstat (int __ver,int __fildes,struct stat * __stat_buf) noexcept;
+
+- int dce___xstat64 (int __ver,char const * __filename,stat64 * __stat_buf) noexcept;
++ int dce___xstat64 (int __ver,char const * __filename,struct stat64 * __stat_buf) noexcept;
+
+- int dce___lxstat64 (int __ver,char const * __filename,stat64 * __stat_buf) noexcept;
++ int dce___lxstat64 (int __ver,char const * __filename,struct stat64 * __stat_buf) noexcept;
+
+- int dce___fxstat64 (int __ver,int __fildes,stat64 * __stat_buf) noexcept;
++ int dce___fxstat64 (int __ver,int __fildes,struct stat64 * __stat_buf) noexcept;
+
+- int dce___fxstatat (int __ver,int __fildes,char const * __filename,stat * __stat_buf,int __flag) noexcept;
++ int dce___fxstatat (int __ver,int __fildes,char const * __filename,struct stat * __stat_buf,int __flag) noexcept;
+
+  int dce_fstat64 (int __fd, struct stat64 *__buf) noexcept;
+

example/ccnx/dce-tap-ccnd.cc

@@ -32,7 +32,7 @@
 #include <fstream>
 #include <sys/stat.h>
 #include <sys/wait.h>
-#include <string.h>
+#include <cstring>
 #include <list>
 #include <errno.h>
 

example/ccnx/dce-tap-udp-echo.cc

@@ -31,7 +31,7 @@
 #include <fstream>
 #include <sys/stat.h>
 #include <sys/wait.h>
-#include <string.h>
+#include <cstring>
 #include <list>
 #include <errno.h>
 

example/ccnx/dce-tap-vlc.cc

@@ -31,7 +31,7 @@
 #include <fstream>
 #include <sys/stat.h>
 #include <sys/wait.h>
-#include <string.h>
+#include <cstring>
 #include <list>
 #include <errno.h>
 

example/dccp-client.cc

@@ -2,7 +2,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netdb.h>
-#include <string.h>
+#include <cstring>
 #include <iostream>
 #include <stdio.h>
 #include <errno.h>

example/dccp-server.cc

@@ -2,7 +2,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netdb.h>
-#include <string.h>
+#include <cstring>
 #include <iostream>
 #include <arpa/inet.h>
 

example/freebsd-iproute.cc

@@ -3,7 +3,7 @@
 #include <sys/socket.h>
 #include <sys/ioctl.h>
 #include <stdio.h>
-#include <string.h>
+#include <cstring>
 #include <arpa/inet.h>
 
 struct sockaddr_in_f {

example/sctp-client.cc

@@ -3,7 +3,7 @@
 // 
 #include <stdio.h>
 #include <stdlib.h>
-#include <string.h>        /* for memset */
+#include <cstring>        /* for memset */
 #include <unistd.h>        /* for memset */
 #include <sys/socket.h>
 #include <sys/types.h>

example/sctp-server.cc

@@ -3,7 +3,7 @@
 // 
 #include <stdio.h>
 #include <stdlib.h>
-#include <string.h>
+#include <cstring>
 #include <unistd.h>
 #include <sys/socket.h>
 #include <sys/types.h>

example/tcp-client.cc

@@ -2,7 +2,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netdb.h>
-#include <string.h>
+#include <cstring>
 #include <iostream>
 
 

example/tcp-loopback.cc

@@ -2,7 +2,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netdb.h>
-#include <string.h>
+#include <cstring>
 #include <iostream>
 
 #define SERVER_PORT 2000

example/tcp-server.cc

@@ -2,7 +2,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netdb.h>
-#include <string.h>
+#include <cstring>
 #include <iostream>
 
 #define SERVER_PORT 2000

example/udp-client.cc

@@ -2,7 +2,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netdb.h>
-#include <string.h>
+#include <cstring>
 #include <iostream>
 
 

example/udp-echo-client.cc

@@ -2,7 +2,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netdb.h>
-#include <string.h>
+#include <cstring>
 #include <iostream>
 #include <stdlib.h>
 #include <errno.h>

example/udp-echo-server.cc

@@ -2,7 +2,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netdb.h>
-#include <string.h>
+#include <cstring>
 #include <errno.h>
 #include <iostream>
 #include <stdlib.h>

example/udp-perf.cc

@@ -2,7 +2,7 @@
 #include <time.h>
 #include <sys/time.h>
 #include <stdbool.h>
-#include <string.h>
+#include <cstring>
 #include <stdlib.h>
 #include <stdio.h>
 #include <sys/socket.h>

example/udp-server.cc

@@ -2,7 +2,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netdb.h>
-#include <string.h>
+#include <cstring>
 #include <errno.h>
 #include <iostream>
 #include <stdlib.h>

example/unix-client.cc

@@ -2,7 +2,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netdb.h>
-#include <string.h>
+#include <cstring>
 #include <iostream>
 #include <stdlib.h>
 #include <stdio.h>

example/unix-server.cc

@@ -2,7 +2,7 @@
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netdb.h>
-#include <string.h>
+#include <cstring>
 #include <iostream>
 #include <stdlib.h>
 #include <stdio.h>