#
-# Copyright (C) 2009-2012 OpenWrt.org
+# Copyright (C) 2009 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
include $(TOPDIR)/rules.mk
PKG_NAME:=mklibs
-PKG_VERSION:=0.1.34
+PKG_VERSION:=0.1.29
PKG_SOURCE:=$(PKG_NAME)_$(PKG_VERSION).tar.gz
PKG_SOURCE_URL:=http://ftp.de.debian.org/debian/pool/main/m/mklibs/
-PKG_MD5SUM:=afe0ed527ba96b8a882b5de350603007
+PKG_MD5SUM:=7f35dfdbde249a090199829c1a1222d8
+
+HOST_BUILD_DIR:=$(BUILD_DIR_HOST)/mklibs
include $(INCLUDE_DIR)/host-build.mk
define Host/Install
$(INSTALL_BIN) \
- $(HOST_BUILD_DIR)/src/mklibs \
- $(HOST_BUILD_DIR)/src/mklibs-copy \
+ $(HOST_BUILD_DIR)/src/mklibs.py \
+ $(HOST_BUILD_DIR)/src/mklibs-copy.py \
$(HOST_BUILD_DIR)/src/mklibs-readelf/mklibs-readelf \
$(STAGING_DIR_HOST)/bin/
endef
--- /dev/null
+--- a/src/mklibs-readelf/elf.cpp
++++ b/src/mklibs-readelf/elf.cpp
+@@ -25,6 +25,7 @@
+ #include <fcntl.h>
+ #include <sys/mman.h>
+ #include <sys/stat.h>
++#include <unistd.h>
+
+ using namespace Elf;
+
+--- a/src/mklibs-readelf/main.cpp
++++ b/src/mklibs-readelf/main.cpp
+@@ -7,6 +7,7 @@
+
+ #include <elf.h>
+ #include <getopt.h>
++#include <stdio.h>
+
+ #include "elf.hpp"
+
---- a/src/mklibs
-+++ b/src/mklibs
-@@ -524,7 +524,7 @@ while 1:
+--- a/src/mklibs.py
++++ b/src/mklibs.py
+@@ -500,7 +500,7 @@ while 1:
# No progress in last pass. Verify all remaining symbols are weak.
for name in unresolved:
if not needed_symbols[name].weak:
-- raise Exception("Unresolvable symbol %s" % name)
+- raise "Unresolvable symbol %s" % name
+ print "WARNING: Unresolvable symbol %s" % name
break
previous_pass_unresolved = unresolved
-@@ -559,7 +559,7 @@ while 1:
+@@ -533,10 +533,7 @@ while 1:
+
+ # which symbols are actually used from each lib
for name in needed_symbols:
- if not name in symbol_provider:
- if not needed_symbols[name].weak:
-- raise Exception("No library provides non-weak %s" % name)
-+ print "WARNING: Unresolvable symbol %s" % name
- else:
+- if not name in symbol_provider:
+- if not needed_symbols[name].weak:
+- raise "No library provides non-weak %s" % name
+- else:
++ if name in symbol_provider:
lib = symbol_provider[name]
library_symbols_used[lib].add(library_symbols[lib][name])
+
---- a/src/mklibs
-+++ b/src/mklibs
-@@ -463,7 +463,7 @@ while 1:
+--- a/src/mklibs.py
++++ b/src/mklibs.py
+@@ -440,7 +440,7 @@ while 1:
passnr = passnr + 1
# Gather all already reduced libraries and treat them as objects as well
small_libs = []
obj = dest_path + "/" + lib
small_libs.append(obj)
inode = os.stat(obj)[ST_INO]
-@@ -579,12 +579,7 @@ while 1:
+@@ -552,12 +552,7 @@ while 1:
if not so_file:
sys.exit("File not found:" + library)
pic_file = find_pic(library)
# we have a pic file, recompile
debug(DEBUG_SPAM, "extracting from:", pic_file, "so_file:", so_file)
soname = extract_soname(so_file)
-@@ -627,22 +622,14 @@ while 1:
+@@ -600,22 +595,14 @@ while 1:
cmd.append(library_depends_gcc_libnames(so_file))
command(target + "gcc", *cmd)
---- a/src/mklibs
-+++ b/src/mklibs
-@@ -106,14 +106,14 @@ def library_depends(obj):
+--- a/src/mklibs.py
++++ b/src/mklibs.py
+@@ -105,14 +105,14 @@ def library_depends(obj):
# Return a list of libraries the passed objects depend on. The
# libraries are in "-lfoo" format suitable for passing to gcc.
-def library_depends_gcc_libnames(obj):
+def library_depends_gcc_libnames(obj, soname):
if not os.access(obj, os.F_OK):
- raise Exception("Cannot find lib: " + obj)
+ raise "Cannot find lib: " + obj
libs = library_depends(obj)
ret = []
for i in libs:
if match.group('ld'):
ret.append(find_lib(match.group(0)))
elif match.group('lib'):
-@@ -619,7 +619,7 @@ while 1:
+@@ -592,7 +592,7 @@ while 1:
cmd.extend(extra_flags)
cmd.append("-lgcc")
cmd.extend(["-L%s" % a for a in [dest_path] + [sysroot + b for b in lib_path if sysroot == "" or b not in ("/" + libdir + "/", "/usr/" + libdir + "/")]])
+++ /dev/null
---- a/src/mklibs
-+++ b/src/mklibs
-@@ -509,10 +509,7 @@ while 1:
- num_unresolved = 0
- unresolved = set()
- for name in needed_symbols:
-- if not name in present_symbols:
-- debug(DEBUG_SPAM, "Still need: %s" % name)
-- unresolved.add(name)
-- num_unresolved = num_unresolved + 1
-+ library_symbols[library][name] = symbol
-
- debug (DEBUG_NORMAL, `len(needed_symbols)`, "symbols,",
- `num_unresolved`, "unresolved")
-@@ -531,7 +528,6 @@ while 1:
-
- library_symbols = {}
- library_symbols_used = {}
-- symbol_provider = {}
-
- # WORKAROUND: Always add libgcc on old-abi arm
- header = elf_header(find_lib(libraries.copy().pop()))
-@@ -557,12 +553,10 @@ while 1:
-
- # which symbols are actually used from each lib
- for name in needed_symbols:
-- if not name in symbol_provider:
-- if not needed_symbols[name].weak:
-- print "WARNING: Unresolvable symbol %s" % name
-- else:
-- lib = symbol_provider[name]
-- library_symbols_used[lib].add(library_symbols[lib][name])
-+ for lib in libraries:
-+ if name in library_symbols[lib]:
-+ library_symbols_used[lib].add(library_symbols[lib][name])
-+
-
- # reduce libraries
- for library in libraries:
--- /dev/null
+--- a/src/mklibs-readelf/main.cpp
++++ b/src/mklibs-readelf/main.cpp
+@@ -57,6 +57,10 @@ static void process_elf_header (Elf::fil
+ static void process_dynamics (Elf::file *file, int64_t tag)
+ {
+ const Elf::section_type<Elf::section_type_DYNAMIC> *section = file->get_section_DYNAMIC ();
++
++ if (!section)
++ return;
++
+ for (std::vector<Elf::dynamic *>::const_iterator it = section->get_dynamics ().begin (); it != section->get_dynamics ().end (); ++it)
+ {
+ Elf::dynamic *dynamic = *it;
+@@ -67,6 +71,9 @@ static void process_dynamics (Elf::file
+
+ static void process_symbols_provided (const Elf::section_type<Elf::section_type_DYNSYM> *section)
+ {
++ if (!section)
++ return;
++
+ for (std::vector<Elf::symbol *>::const_iterator it = section->get_symbols ().begin (); it != section->get_symbols ().end (); ++it)
+ {
+ const Elf::symbol *symbol = *it;
+@@ -95,6 +102,9 @@ static void process_symbols_provided (co
+
+ static void process_symbols_undefined (const Elf::section_type<Elf::section_type_DYNSYM> *section)
+ {
++ if (!section)
++ return;
++
+ for (std::vector<Elf::symbol *>::const_iterator it = section->get_symbols ().begin (); it != section->get_symbols ().end (); ++it)
+ {
+ const Elf::symbol *symbol = *it;
--- /dev/null
+--- a/src/mklibs.py
++++ b/src/mklibs.py
+@@ -507,7 +507,6 @@ while 1:
+
+ library_symbols = {}
+ library_symbols_used = {}
+- symbol_provider = {}
+
+ # WORKAROUND: Always add libgcc on old-abi arm
+ header = elf_header(find_lib(libraries.copy().pop()))
+@@ -525,17 +524,13 @@ while 1:
+ library_symbols_used[library] = set()
+ for symbol in symbols:
+ for name in symbol.base_names():
+- if name in symbol_provider:
+- debug(DEBUG_SPAM, "duplicate symbol %s in %s and %s" % (symbol, symbol_provider[name], library))
+- else:
+- library_symbols[library][name] = symbol
+- symbol_provider[name] = library
++ library_symbols[library][name] = symbol
+
+ # which symbols are actually used from each lib
+ for name in needed_symbols:
+- if name in symbol_provider:
+- lib = symbol_provider[name]
+- library_symbols_used[lib].add(library_symbols[lib][name])
++ for lib in libraries:
++ if name in library_symbols[lib]:
++ library_symbols_used[lib].add(library_symbols[lib][name])
+
+ # reduce libraries
+ for library in libraries:
+++ /dev/null
---- a/src/mklibs
-+++ b/src/mklibs
-@@ -597,6 +597,11 @@ while 1:
- extra_post_obj.append(sysroot + libc_extras_dir + "/sofini.o")
- symbols.add(ProvidedSymbol('__dso_handle', None, None, True))
-
-+ if soname in ("libc.so.0"):
-+ symbols.add(ProvidedSymbol('__uClibc_init', None, None, True))
-+ symbols.add(ProvidedSymbol('__uClibc_fini', None, None, True))
-+ extra_flags.append("-Wl,-init,__uClibc_init")
-+
- map_file = find_pic_map(library)
- if map_file:
- extra_flags.append("-Wl,--version-script=" + map_file)
+++ /dev/null
---- a/src/mklibs
-+++ b/src/mklibs
-@@ -609,7 +609,7 @@ while 1:
- # compile in only used symbols
- cmd = []
- cmd.extend(gcc_options)
-- cmd.append("-nostdlib -nostartfiles -shared -Wl,-soname=" + soname)
-+ cmd.append("-nostdlib -nostartfiles -shared -Wl,--gc-sections -Wl,-soname=" + soname)
- cmd.extend(["-u%s" % a.linker_name() for a in symbols])
- cmd.extend(["-o", dest_path + "/" + so_file_name + "-so"])
- cmd.extend(extra_pre_obj)
--- /dev/null
+--- a/src/mklibs.py
++++ b/src/mklibs.py
+@@ -571,6 +571,11 @@ while 1:
+ extra_post_obj.append(sysroot + libc_extras_dir + "/sofini.o")
+ symbols.add(ProvidedSymbol('__dso_handle', None, None, True))
+
++ if soname in ("libc.so.0"):
++ symbols.add(ProvidedSymbol('__uClibc_init', None, None, True))
++ symbols.add(ProvidedSymbol('__uClibc_fini', None, None, True))
++ extra_flags.append("-Wl,-init,__uClibc_init")
++
+ map_file = find_pic_map(library)
+ if map_file:
+ extra_flags.append("-Wl,--version-script=" + map_file)
--- /dev/null
+--- a/src/mklibs.py
++++ b/src/mklibs.py
+@@ -583,7 +583,7 @@ while 1:
+ # compile in only used symbols
+ cmd = []
+ cmd.extend(gcc_options)
+- cmd.append("-nostdlib -nostartfiles -shared -Wl,-soname=" + soname)
++ cmd.append("-nostdlib -nostartfiles -shared -Wl,--gc-sections -Wl,-soname=" + soname)
+ cmd.extend(["-u%s" % a.linker_name() for a in symbols])
+ cmd.extend(["-o", dest_path + "/" + so_file_name + "-so"])
+ cmd.extend(extra_pre_obj)
+++ /dev/null
---- a/src/mklibs
-+++ b/src/mklibs
-@@ -113,11 +113,8 @@ def library_depends_gcc_libnames(obj, so
- ret = []
- for i in libs:
- match = re.match("^(((?P<ld>ld\S*)|(lib(?P<lib>\S+))))\.so.*$", i)
-- if match and not soname in ("libpthread.so.0"):
-- if match.group('ld'):
-- ret.append(find_lib(match.group(0)))
-- elif match.group('lib'):
-- ret.append('-l%s' % match.group('lib'))
-+ if match:
-+ ret.append(find_lib(match.group(0)))
- return ' '.join(ret)
-
- class Symbol(object):
-@@ -586,6 +583,7 @@ while 1:
- extra_flags = []
- extra_pre_obj = []
- extra_post_obj = []
-+ libgcc_link = find_lib("libgcc_s.so.1")
-
- symbols.update(library_symbols_used[library])
-
-@@ -616,9 +614,10 @@ while 1:
- cmd.append(pic_file)
- cmd.extend(extra_post_obj)
- cmd.extend(extra_flags)
-- cmd.append("-lgcc")
- cmd.extend(["-L%s" % a for a in [dest_path] + [sysroot + b for b in lib_path if sysroot == "" or b not in ("/" + libdir + "/", "/usr/" + libdir + "/")]])
-- cmd.append(library_depends_gcc_libnames(so_file, soname))
-+ if soname != "libgcc_s.so.1":
-+ cmd.append(library_depends_gcc_libnames(so_file, soname))
-+ cmd.append(libgcc_link)
- command(target + "gcc", *cmd)
-
- ## DEBUG
--- /dev/null
+--- a/src/mklibs.py
++++ b/src/mklibs.py
+@@ -112,11 +112,8 @@ def library_depends_gcc_libnames(obj, so
+ ret = []
+ for i in libs:
+ match = re.match("^(((?P<ld>ld\S*)|(lib(?P<lib>\S+))))\.so.*$", i)
+- if match and not soname in ("libpthread.so.0"):
+- if match.group('ld'):
+- ret.append(find_lib(match.group(0)))
+- elif match.group('lib'):
+- ret.append('-l%s' % match.group('lib'))
++ if match:
++ ret.append(find_lib(match.group(0)))
+ return ' '.join(ret)
+
+ class Symbol(object):
+@@ -560,6 +557,7 @@ while 1:
+ extra_flags = []
+ extra_pre_obj = []
+ extra_post_obj = []
++ libgcc_link = find_lib("libgcc_s.so.1")
+
+ symbols.update(library_symbols_used[library])
+
+@@ -590,9 +588,10 @@ while 1:
+ cmd.append(pic_file)
+ cmd.extend(extra_post_obj)
+ cmd.extend(extra_flags)
+- cmd.append("-lgcc")
+ cmd.extend(["-L%s" % a for a in [dest_path] + [sysroot + b for b in lib_path if sysroot == "" or b not in ("/" + libdir + "/", "/usr/" + libdir + "/")]])
+- cmd.append(library_depends_gcc_libnames(so_file, soname))
++ if soname != "libgcc_s.so.1":
++ cmd.append(library_depends_gcc_libnames(so_file, soname))
++ cmd.append(libgcc_link)
+ command(target + "gcc", *cmd)
+
+ ## DEBUG
+++ /dev/null
---- a/src/mklibs
-+++ b/src/mklibs
-@@ -162,9 +162,10 @@ def undefined_symbols(obj):
- return result
-
- class ProvidedSymbol(Symbol):
-- def __init__(self, name, version, library, default_version):
-+ def __init__(self, name, version, library, default_version, weak):
- super(ProvidedSymbol, self).__init__(name, version, library)
- self.default_version = default_version
-+ self.weak = weak
-
- def base_names(self):
- ret = []
-@@ -205,11 +206,15 @@ def provided_symbols(obj):
- if version_string.lower() not in ('base', 'none'):
- version = version_string
-
-+ weak = False
-+ if weak_string.lower() == 'true':
-+ weak = True
-+
- default_version = False
- if default_version_string.lower() == 'true':
- default_version = True
-
-- result.append(ProvidedSymbol(name, version, library, default_version))
-+ result.append(ProvidedSymbol(name, version, library, default_version, weak))
-
- return result
-
-@@ -500,6 +505,9 @@ while 1:
- debug(DEBUG_SPAM, "present_symbols adding %s" % symbol)
- names = symbol.base_names()
- for name in names:
-+ if name in present_symbols:
-+ if symbol.library != present_symbols[name].library:
-+ needed_symbols[name] = UndefinedSymbol(name, True, symbol.version, symbol.library)
- present_symbols[name] = symbol
-
- # are we finished?
-@@ -593,12 +601,16 @@ while 1:
- # may segfault in ptmalloc_init due to undefined weak reference
- extra_pre_obj.append(sysroot + libc_extras_dir + "/soinit.o")
- extra_post_obj.append(sysroot + libc_extras_dir + "/sofini.o")
-- symbols.add(ProvidedSymbol('__dso_handle', None, None, True))
-+ symbols.add(ProvidedSymbol('__dso_handle', None, None, True, True))
-
-- if soname in ("libc.so.0"):
-- symbols.add(ProvidedSymbol('__uClibc_init', None, None, True))
-- symbols.add(ProvidedSymbol('__uClibc_fini', None, None, True))
-- extra_flags.append("-Wl,-init,__uClibc_init")
-+ if soname == "libc.so.0":
-+ symbols.add(ProvidedSymbol('__uClibc_init', None, None, True, True))
-+ symbols.add(ProvidedSymbol('__uClibc_fini', None, None, True, True))
-+ extra_pre_obj.append("-Wl,-init,__uClibc_init")
-+
-+ if soname == "libpthread.so.0":
-+ symbols.add(ProvidedSymbol('__pthread_initialize_minimal_internal', None, None, True, True))
-+ extra_flags.append("-Wl,-z,nodelete,-z,initfirst,-init=__pthread_initialize_minimal_internal")
-
- map_file = find_pic_map(library)
- if map_file:
+++ /dev/null
---- a/src/mklibs-readelf/main.cpp
-+++ b/src/mklibs-readelf/main.cpp
-@@ -84,7 +84,7 @@ static void process_symbols_provided (co
- continue;
- if (shndx == SHN_UNDEF || shndx == SHN_ABS)
- continue;
-- if (type != STT_NOTYPE && type != STT_OBJECT && type != STT_FUNC && type != STT_GNU_IFUNC && type != STT_COMMON && type != STT_TLS)
-+ if (type != STT_NOTYPE && type != STT_OBJECT && type != STT_FUNC && type != STT_COMMON && type != STT_TLS)
- continue;
- if (!name.size())
- continue;
-@@ -115,7 +115,7 @@ static void process_symbols_undefined (c
- continue;
- if (shndx != SHN_UNDEF)
- continue;
-- if (type != STT_NOTYPE && type != STT_OBJECT && type != STT_FUNC && type != STT_GNU_IFUNC && type != STT_COMMON && type != STT_TLS)
-+ if (type != STT_NOTYPE && type != STT_OBJECT && type != STT_FUNC && type != STT_COMMON && type != STT_TLS)
- continue;
- if (!name.size())
- continue;
--- /dev/null
+--- a/src/mklibs.py
++++ b/src/mklibs.py
+@@ -161,9 +161,10 @@ def undefined_symbols(obj):
+ return result
+
+ class ProvidedSymbol(Symbol):
+- def __init__(self, name, version, library, default_version):
++ def __init__(self, name, version, library, default_version, weak):
+ super(ProvidedSymbol, self).__init__(name, version, library)
+ self.default_version = default_version
++ self.weak = weak
+
+ def base_names(self):
+ ret = []
+@@ -204,11 +205,15 @@ def provided_symbols(obj):
+ if version_string.lower() not in ('base', 'none'):
+ version = version_string
+
++ weak = False
++ if weak_string.lower() == 'true':
++ weak = True
++
+ default_version = False
+ if default_version_string.lower() == 'true':
+ default_version = True
+
+- result.append(ProvidedSymbol(name, version, library, default_version))
++ result.append(ProvidedSymbol(name, version, library, default_version, weak))
+
+ return result
+
+@@ -476,6 +481,9 @@ while 1:
+ debug(DEBUG_SPAM, "present_symbols adding %s" % symbol)
+ names = symbol.base_names()
+ for name in names:
++ if name in present_symbols:
++ if symbol.library != present_symbols[name].library:
++ needed_symbols[name] = UndefinedSymbol(name, True, symbol.version, symbol.library)
+ present_symbols[name] = symbol
+
+ # are we finished?
+@@ -567,12 +575,16 @@ while 1:
+ # may segfault in ptmalloc_init due to undefined weak reference
+ extra_pre_obj.append(sysroot + libc_extras_dir + "/soinit.o")
+ extra_post_obj.append(sysroot + libc_extras_dir + "/sofini.o")
+- symbols.add(ProvidedSymbol('__dso_handle', None, None, True))
++ symbols.add(ProvidedSymbol('__dso_handle', None, None, True, True))
+
+- if soname in ("libc.so.0"):
+- symbols.add(ProvidedSymbol('__uClibc_init', None, None, True))
+- symbols.add(ProvidedSymbol('__uClibc_fini', None, None, True))
+- extra_flags.append("-Wl,-init,__uClibc_init")
++ if soname == "libc.so.0":
++ symbols.add(ProvidedSymbol('__uClibc_init', None, None, True, True))
++ symbols.add(ProvidedSymbol('__uClibc_fini', None, None, True, True))
++ extra_pre_obj.append("-Wl,-init,__uClibc_init")
++
++ if soname == "libpthread.so.0":
++ symbols.add(ProvidedSymbol('__pthread_initialize_minimal_internal', None, None, True, True))
++ extra_flags.append("-Wl,-z,nodelete,-z,initfirst,-init=__pthread_initialize_minimal_internal")
+
+ map_file = find_pic_map(library)
+ if map_file: