rework constexpr handling

rework using statements
various fixes for compiling c++17 filesystem runtime
various bug fixes

src/clibs/cpp/libcxx/src/filesystem/directory_iterator.cpp

@@ -140,7 +140,7 @@ class __dir_stream {
       //cdata.__write_time_ = get_write_time(__data_);
       __entry_.__assign_iter_entry(
           __root_ / __data_.cFileName,
-          directory_entry::__create_iter_result(detail::get_file_type(__data)));
+          directory_entry::__create_iter_result(detail::get_file_type(__data_)));
       return true;
     }
     ec = error_code(::GetLastError(), generic_category());

src/clibs/cpp/libcxx/src/filesystem/filesystem_common.h

@@ -382,6 +382,10 @@ using fs_time = time_util<file_time_type, time_t, TimeSpec>;
 #if defined(__APPLE__)
 TimeSpec extract_mtime(StatT const& st) { return st.st_mtimespec; }
 TimeSpec extract_atime(StatT const& st) { return st.st_atimespec; }
+#elif defined(__ORANGEC__)
+TimeSpec extract_mtime(StatT const& st) { return { st.st_mtime, 0}; }
+TimeSpec extract_atime(StatT const& st) { return { st.st_atime, 0}; }
+
 #else
 TimeSpec extract_mtime(StatT const& st) { return st.st_mtim; }
 TimeSpec extract_atime(StatT const& st) { return st.st_atim; }

src/clibs/cpp/libcxx/src/filesystem/makefile

@@ -0,0 +1,29 @@
+#  Software License Agreement
+#  
+#      Copyright(C) 1994-2024 David Lindauer, (LADSoft)
+#  
+#      This file is part of the Orange C Compiler package.
+#  
+#      The Orange C Compiler package is free software: you can redistribute it and/or modify
+#      it under the terms of the GNU General Public License as published by
+#      the Free Software Foundation, either version 3 of the License, or
+#      (at your option) any later version.
+#  
+#      The Orange C Compiler package is distributed in the hope that it will be useful,
+#      but WITHOUT ANY WARRANTY; without even the implied warranty of
+#      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#      GNU General Public License for more details.
+#  
+#      You should have received a copy of the GNU General Public License
+#      along with Orange C.  If not, see <http://www.gnu.org/licenses/>.
+#  
+#      contact information:
+#          email: [email protected] <David Lindauer>
+#  
+
+CPP_DEPENDENCIES = $(wildcard *.cpp)
+H_FILES=$(wildcard *.h)
+DEFINES= /DNOMINMAX
+
+all: $(DEPENDENCIES)
+$(eval $(FORMATTER))

src/clibs/cpp/libcxx/src/makefile

@@ -23,7 +23,7 @@
 
 CPP_DEPENDENCIES = $(wildcard *.cpp)
 H_FILES=$(wildcard *.h)
-EXCLUDE= debug.o variant.o
+EXCLUDE= debug.o
 
 all: $(DEPENDENCIES)
 	$(MAKE) -CSUPPORT

src/clibs/platform/win32/rtl/realpath.c

@@ -27,7 +27,7 @@
 #include <errno.h>
 #include <io.h>
 
-const char* realpath(const char* path, char* resolved_path)
+char* realpath(const char* path, char* resolved_path)
 {
     if (path == NULL)
     {
@@ -59,4 +59,4 @@ const char* realpath(const char* path, char* resolved_path)
     return resolved_path;
 }
 
-const char* canonicalize_file_name(const char* path) { return realpath(path, NULL); }
+char* canonicalize_file_name(const char* path) { return realpath(path, NULL); }

src/clibs/stdinc/stdlib.h

@@ -285,8 +285,8 @@ extern unsigned char _RTL_DATA _osminor;
     unsigned long long _RTL_FUNC _IMPORT _bswap64(unsigned long long);
 
     const char* ZSTR _RTL_FUNC getexecname(void);
-    const char* ZSTR _RTL_FUNC realpath(const char* ZSTR path, char* ZSTR resolved_path);
-    const char* ZSTR _RTL_FUNC canonicalize_file_name(const char* ZSTR path);
+    char* ZSTR _RTL_FUNC realpath(const char* ZSTR path, char* ZSTR resolved_path);
+    char* ZSTR _RTL_FUNC canonicalize_file_name(const char* ZSTR path);
 
 #if defined(__MSIL__)
     int* _RTL_FUNC _IMPORT _errno(void);

src/clibs/stdinc/sys/types.h

@@ -105,6 +105,27 @@ typedef long off_t;
 typedef long pid_t;
 #endif
 
+#ifndef __blkcnt_t_defined
+#define __blkcnt_t
+typedef long blkcnt_t;
+#endif
+
+#ifndef __blksize_t_defined
+#define __blksize_t
+typedef long blksize_t;
+#endif
+
+#ifndef __fsblkcnt_t_defined
+#define __fsblkcnt_t
+typedef long fsblkcnt_t;
+#endif
+
+#ifndef __fsfilcnt_t_defined
+#define __fsfilcnt_t
+typedef long fsfilcnt_t;
+#endif
+
+
 typedef long pthread_t;
 typedef long pthread_attr_t;
 

src/clibs/stdinc/unistd.h

@@ -32,6 +32,9 @@
 
 #define _SC_PAGESIZE 30
 
+#  define PATH_MAX 260
+#  define _PC_PATH_MAX 260
+
 #ifdef __cplusplus
 extern "C"
 {
@@ -50,6 +53,8 @@ extern "C"
     unsigned _RTL_FUNC _IMPORT alarm(unsigned sec);
     ssize_t _RTL_FUNC readlink(const char *path, char *buf, size_t bufsiz);
 
+    char* ZSTR _RTL_FUNC _IMPORT getcwd(char* ZSTR, int);
+
 #endif
 
 #ifdef __cplusplus

src/occparse/c.h

@@ -389,7 +389,8 @@ typedef std::pair<struct sym*, struct _templateParam*> TEMPLATEPARAMPAIR;
 struct ConstExprArgArray
 {
     unsigned short size;
-    unsigned short multiplier;
+    unsigned short multiplier : 15;
+    unsigned short ref : 1;
     struct expr** data;
 };
 
@@ -662,7 +663,6 @@ typedef struct sym
         unsigned allocaUsed : 1;
         unsigned oldstyle : 1;         /* pointer to a names list if an old style function arg */
         unsigned constexpression : 1;  /* declared with constexpression */
-        unsigned ignoreconstructor : 1; /* don't generate code for constexpression constructor */
         unsigned addressTaken : 1;     /* address taken */
         unsigned wasUsing : 1;         /* came to this symbol table as a result of 'using' */
         unsigned usingTypedef : 1;     /* typedef defined as a 'using' statement */