8 files changed, 208 insertions, 15 deletions
diff --git a/lib/ChangeLog b/lib/ChangeLog
index 1f162286..7cfa768a 100644
--- a/lib/ChangeLog
+++ b/lib/ChangeLog
@@ -1,3 +1,42 @@
+2017-05-04  Ulf Hermann  <[email protected]>
+
+	* Makefile.am: On windows, build an eu_compat.dll to forward symbols
+	from the C and std C++ libraries elfutils links against.
+	* eu_compat.def.in: New file.
+
+2017-05-04  Ulf Hermann  <[email protected]>
+
+	* printversion.h: Define ARGP_PROGRAM_VERSION_HOOK_DEF and
+	ARGP_BUG_ADDRESS_DEF to be non-const and drop the asm tricks.
+
+2017-05-04  Ulf Hermann  <[email protected]>
+
+	* system.h: Define FILE_SYSTEM_PREFIX_LEN, ISDIRSEP, DIRSEP, PATHSEP,
+	and IS_ABSOLUTE_PATH to help with handling file system paths.
+
+2017-05-04  Ulf Hermann  <[email protected]>
+
+	* eu-config.h: Define O_BINARY to 0 if it doesn't exist.
+
+2017-05-04  Ulf Hermann  <[email protected]>
+
+	* eu-config.h: Define unlocked I/O functions to locked ones if they
+	are unavailable.
+
+2017-04-27  Ulf Hermann  <[email protected]>
+
+	* eu-config.h: Define attribute_hidden to be empty if the compiler
+	doesn't support it.
+
+2017-04-27  Ulf Hermann  <[email protected]>
+
+	* Makefile.am: Use fpic_CFLAGS.
+
+2017-04-27  Ulf Hermann  <[email protected]>
+
+	* system.h: Drop mempcpy replacement.
+	* xstrndup.c: Don't include system.h.
+
 2017-07-18  Mark Wielaard  <[email protected]>
 
 	* bpf.h: New file.
diff --git a/lib/Makefile.am b/lib/Makefile.am
index ada2030d..7caafa3e 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -28,7 +28,7 @@
 ## not, see <http://www.gnu.org/licenses/>.
 ##
 include $(top_srcdir)/config/eu.am
-AM_CFLAGS += -fPIC
+AM_CFLAGS += $(fpic_CFLAGS)
 AM_CPPFLAGS += -I$(srcdir)/../libelf
 
 noinst_LIBRARIES = libeu.a
@@ -39,8 +39,54 @@ libeu_a_SOURCES = xstrdup.c xstrndup.c xmalloc.c next_prime.c \
 
 noinst_HEADERS = fixedsizehash.h libeu.h system.h dynamicsizehash.h list.h \
 		 md5.h sha1.h eu-config.h color.h printversion.h bpf.h
-EXTRA_DIST = dynamicsizehash.c
+EXTRA_DIST = dynamicsizehash.c features.h.in
 
 if !GPROF
 xmalloc_CFLAGS = -ffunction-sections
 endif
+
+if SELFCONTAINED
+install-headers: install-am features.h.in
+	$(mkinstalldirs) $(DESTDIR)$(includedir)
+	$(INSTALL_HEADER) $(top_srcdir)/lib/features.h.in $(DESTDIR)$(includedir)/features.h
+
+uninstall-headers: uninstall-am
+	rm -f $(DESTDIR)$(includedir)/features.h
+else
+install-headers:
+uninstall-headers:
+endif
+
+EXTRA_DIST += eu_compat.def.in
+if NATIVE_PE
+eu_compat.def: eu_compat.def.in
+	cp $< $@
+
+$(libeu_compat_BARE): eu_compat.def
+	$(CCLD) $(dso_LDFLAGS) $(LDFLAGS) -o $@ $< -lstdc++
+
+noinst_DATA = $(eu_compat_BARE)
+
+install-lib: $(libeu_compat_BARE) $(libeu_compat_BARE:.dll=.lib)
+	$(mkinstalldirs) $(DESTDIR)$(libdir)
+	$(INSTALL_PROGRAM) $(libeu_compat_BARE) $(DESTDIR)$(libdir)/$(libeu_compat_VERSIONED)
+	ln -fs $(libeu_compat_VERSIONED) $(DESTDIR)$(libdir)/$(libeu_compat_SONAME)
+	ln -fs $(libeu_compat_SONAME) $(DESTDIR)$(libdir)/$(libeu_compat_BARE)
+	$(INSTALL_PROGRAM) $(libeu_compat_BARE:.dll=.lib) $(DESTDIR)$(libdir)/$(libeu_compat_VERSIONED:.dll=.lib)
+	ln -fs $(libeu_compat_VERSIONED:.dll=.lib) $(DESTDIR)$(libdir)/$(libeu_compat_SONAME:.dll=.lib)
+	ln -fs $(libeu_compat_SONAME:.dll=.lib) $(DESTDIR)$(libdir)/$(libeu_compat_BARE:.dll=.lib)
+uninstall-lib:
+	rm -f $(DESTDIR)$(libdir)/$(libeu_compat_VERSIONED)
+	rm -f $(DESTDIR)$(libdir)/$(libeu_compat_SONAME)
+	rm -f $(DESTDIR)$(libdir)/$(libeu_compat_BARE)
+	rm -f $(DESTDIR)$(libdir)/$(libeu_compat_VERSIONED:.dll=.lib)
+	rm -f $(DESTDIR)$(libdir)/$(libeu_compat_SONAME:.dll=.lib)
+	rm -f $(DESTDIR)$(libdir)/$(libeu_compat_BARE:.dll=.lib)
+CLEANFILES += $(libeu_compat_BARE:.dll=.lib) $(libeu_compat_BARE:.dll=.exp)
+else
+install-lib:
+uninstall-lib:
+endif
+
+install: install-am install-headers install-lib
+uninstall: uninstall-am uninstall-headers install-lib
diff --git a/lib/eu-config.h b/lib/eu-config.h
index 400cdc6e..f2d91753 100644
--- a/lib/eu-config.h
+++ b/lib/eu-config.h
@@ -68,8 +68,20 @@
 #define internal_strong_alias(name, aliasname) \
   extern __typeof (name) aliasname __attribute__ ((alias (#name))) internal_function;
 
+#ifdef HAVE_VISIBILITY
 #define attribute_hidden \
   __attribute__ ((visibility ("hidden")))
+#else
+#define attribute_hidden /* empty */
+#endif
+
+#ifdef HAVE_GCC_STRUCT
+#define attribute_packed \
+  __attribute__ ((packed, gcc_struct))
+#else
+#define attribute_packed \
+  __attribute__ ((packed))
+#endif
 
 /* Define ALLOW_UNALIGNED if the architecture allows operations on
    unaligned memory locations.  */
@@ -186,5 +198,44 @@ asm (".section predict_data, \"aw\"; .previous\n"
 # define COMPAT_VERSION(name, version, prefix) error "should use #ifdef SYMBOL_VERSIONING"
 #endif
 
+#if !HAVE_FLOCKFILE
+# define flockfile(fp) /* nop */
+#endif
+
+#if !HAVE_FUNLOCKFILE
+# define funlockfile(fp) /* nop */
+#endif
+
+#if !HAVE_DECL_FEOF_UNLOCKED
+#define feof_unlocked(x) feof (x)
+#endif
+
+#if !HAVE_DECL_FERROR_UNLOCKED
+#define ferror_unlocked(x) ferror (x)
+#endif
+
+#if !HAVE_DECL_FPUTC_UNLOCKED
+#define fputc_unlocked(x,y) fputc (x,y)
+#endif
+
+#if !HAVE_DECL_FPUTS_UNLOCKED
+#define fputs_unlocked(x,y) fputs (x,y)
+#endif
+
+#if !HAVE_DECL_FWRITE_UNLOCKED
+#define fwrite_unlocked(w,x,y,z) fwrite (w,x,y,z)
+#endif
+
+#if !HAVE_DECL_PUTC_UNLOCKED
+#define putc_unlocked(x,y) putc (x,y)
+#endif
+
+#if !HAVE_DECL_PUTCHAR_UNLOCKED
+#define putchar_unlocked(x) putchar (x)
+#endif
+
+#ifndef O_BINARY
+#define O_BINARY 0
+#endif
 
 #endif	/* eu-config.h */
diff --git a/lib/eu_compat.def.in b/lib/eu_compat.def.in
new file mode 100644
index 00000000..c2aa88ff
--- /dev/null
+++ b/lib/eu_compat.def.in
@@ -0,0 +1,7 @@
+LIBRARY "eu_compat.dll"
+EXPORTS
+eu_compat_demangle=__cxa_demangle
+eu_compat_open=msvcrt._open
+eu_compat_close=msvcrt._close
+eu_compat_malloc=msvcrt.malloc
+eu_compat_free=msvcrt.free
diff --git a/lib/features.h.in b/lib/features.h.in
new file mode 100644
index 00000000..6eb3c67d
--- /dev/null
+++ b/lib/features.h.in
@@ -0,0 +1,43 @@
+/* This file defines uid_t, gid_t, mode_t, pid_t
+   Copyright (C) 2017 The Qt Company Ltd
+   This file is part of elfutils.
+
+   This file is free software; you can redistribute it and/or modify
+   it under the terms of either
+
+     * the GNU Lesser General Public License as published by the Free
+       Software Foundation; either version 3 of the License, or (at
+       your option) any later version
+
+   or
+
+     * the GNU General Public License as published by the Free
+       Software Foundation; either version 2 of the License, or (at
+       your option) any later version
+
+   or both in parallel, as here.
+
+   elfutils 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 copies of the GNU General Public License and
+   the GNU Lesser General Public License along with this program.  If
+   not, see <http://www.gnu.org/licenses/>.  */
+
+#ifndef _FEATURES_H
+#define _FEATURES_H 1
+
+#include <stdint.h>
+
+typedef uint32_t uid_t;
+typedef uint32_t gid_t;
+typedef uint32_t mode_t;
+#ifdef _WIN64
+typedef int64_t  pid_t;
+#else
+typedef int32_t  pid_t;
+#endif
+
+#endif /* features.h */
diff --git a/lib/printversion.h b/lib/printversion.h
index a9e059ff..090b53ab 100644
--- a/lib/printversion.h
+++ b/lib/printversion.h
@@ -36,14 +36,10 @@
 void print_version (FILE *stream, struct argp_state *state);
 
 /* We need define two variables, argp_program_version_hook and
-   argp_program_bug_address, in all programs.  argp.h declares these
-   variables as non-const (which is correct in general).  But we can
-   do better, it is not going to change.  So we want to move them into
-   the .rodata section.  Define macros to do the trick.  */
+   argp_program_bug_address, in all programs. */
 #define ARGP_PROGRAM_VERSION_HOOK_DEF \
-  void (*const apvh) (FILE *, struct argp_state *) \
-   __asm ("argp_program_version_hook")
+  void (*argp_program_version_hook) (FILE *, struct argp_state *)
 #define ARGP_PROGRAM_BUG_ADDRESS_DEF \
-  const char *const apba__ __asm ("argp_program_bug_address")
+  const char *argp_program_bug_address
 
 #endif // PRINTVERSION_H
diff --git a/lib/system.h b/lib/system.h
index 92033355..3a6b8e93 100644
--- a/lib/system.h
+++ b/lib/system.h
@@ -51,6 +51,22 @@
 # error "Unknown byte order"
 #endif
 
+#if (defined _WIN32 || defined __WIN32__)
+# define _IS_DRIVE_LETTER(c) (((unsigned int) (c) | ('a' - 'A')) - 'a' <= 'z' - 'a')
+# define FILE_SYSTEM_PREFIX_LEN(filename) \
+          (_IS_DRIVE_LETTER ((filename)[0]) && (filename)[1] == ':' ? 2 : 0)
+# define ISDIRSEP(c) ((c) == '/' || (c) == '\\')
+# define DIRSEP '\\'
+# define PATHSEP ';'
+# define IS_ABSOLUTE_PATH(f) ISDIRSEP ((f)[FILE_SYSTEM_PREFIX_LEN (f)])
+#else
+# define FILE_SYSTEM_PREFIX_LEN(filename) 0
+# define ISDIRSEP(c) ((c) == '/')
+# define DIRSEP '/'
+# define PATHSEP ':'
+# define IS_ABSOLUTE_PATH(p) (ISDIRSEP ((p)[0]))
+#endif
+
 #ifndef MAX
 #define MAX(m, n) ((m) < (n) ? (n) : (m))
 #endif
@@ -63,11 +79,6 @@
 #define powerof2(x) (((x) & ((x) - 1)) == 0)
 #endif
 
-#if !HAVE_DECL_MEMPCPY
-#define mempcpy(dest, src, n) \
-    ((void *) ((char *) memcpy (dest, src, n) + (size_t) n))
-#endif
-
 /* A special gettext function we use if the strings are too short.  */
 #define sgettext(Str) \
   ({ const char *__res = strrchr (gettext (Str), '|');			      \
diff --git a/lib/xstrndup.c b/lib/xstrndup.c
index a257aa9a..d43e3b9e 100644
--- a/lib/xstrndup.c
+++ b/lib/xstrndup.c
@@ -33,7 +33,7 @@
 #include <stdint.h>
 #include <string.h>
 #include "libeu.h"
-#include "system.h"
+
 
 /* Return a newly allocated copy of STRING.  */
 char *