openwrt-xburst/package/zlib/patches/100-cross_compile.patch

--- a/Makefile.in
+++ b/Makefile.in
@@ -25,20 +25,23 @@ CFLAGS=-O
 #           -Wstrict-prototypes -Wmissing-prototypes
 
 LDFLAGS=libz.a
-LDSHARED=$(CC)
+LDSHARED=$(CC) -shared -Wl,-soname,$(SHAREDLIBM)
 CPP=$(CC) -E
 
-LIBS=libz.a
+LIBS=
+STATICLIB=libz.a
 SHAREDLIB=libz.so
 SHAREDLIBV=libz.so.1.2.3
 SHAREDLIBM=libz.so.1
 
-AR=ar rc
+AR=ar 
 RANLIB=ranlib
 TAR=tar
 SHELL=/bin/sh
 EXE=
 
+DESTDIR =
+
 prefix = /usr/local
 exec_prefix = ${prefix}
 libdir = ${exec_prefix}/lib
@@ -67,8 +70,8 @@ test: all
 	  echo '		*** zlib test FAILED ***'; \
 	fi
 
-libz.a: $(OBJS) $(OBJA)
-	$(AR) $@ $(OBJS) $(OBJA)
+$(STATICLIB): $(OBJS) $(OBJA)
+	$(AR) rc $@ $(OBJS) $(OBJA)
 	-@ ($(RANLIB) $@ || true) >/dev/null 2>&1
 
 match.o: match.S
@@ -77,8 +80,10 @@ match.o: match.S
 	mv _match.o match.o
 	rm -f _match.s
 
+$(SHAREDLIB): $(SHAREDLIBV)
+
 $(SHAREDLIBV): $(OBJS)
-	$(LDSHARED) -o $@ $(OBJS)
+	$(LDSHARED) -lc -o $@ $(OBJS)
 	rm -f $(SHAREDLIB) $(SHAREDLIBM)
 	ln -s $@ $(SHAREDLIB)
 	ln -s $@ $(SHAREDLIBM)
@@ -90,23 +95,22 @@ minigzip$(EXE): minigzip.o $(LIBS)
 	$(CC) $(CFLAGS) -o $@ minigzip.o $(LDFLAGS)
 
 install: $(LIBS)
-	-@if [ ! -d $(exec_prefix) ]; then mkdir -p $(exec_prefix); fi
-	-@if [ ! -d $(includedir)  ]; then mkdir -p $(includedir); fi
-	-@if [ ! -d $(libdir)      ]; then mkdir -p $(libdir); fi
-	-@if [ ! -d $(man3dir)     ]; then mkdir -p $(man3dir); fi
-	cp zlib.h zconf.h $(includedir)
-	chmod 644 $(includedir)/zlib.h $(includedir)/zconf.h
-	cp $(LIBS) $(libdir)
-	cd $(libdir); chmod 755 $(LIBS)
-	-@(cd $(libdir); $(RANLIB) libz.a || true) >/dev/null 2>&1
-	cd $(libdir); if test -f $(SHAREDLIBV); then \
+	-@if [ ! -d $(DESTDIR)$(exec_prefix) ]; then mkdir -p $(DESTDIR)$(exec_prefix); fi
+	-@if [ ! -d $(DESTDIR)$(includedir)  ]; then mkdir -p $(DESTDIR)$(includedir); fi
+	-@if [ ! -d $(DESTDIR)$(libdir)      ]; then mkdir -p $(DESTDIR)$(libdir); fi
+	-@if [ ! -d $(DESTDIR)$(man3dir)     ]; then mkdir -p $(DESTDIR)$(man3dir); fi
+	cp zlib.h zconf.h $(DESTDIR)$(includedir)
+	chmod 644 $(DESTDIR)$(includedir)/zlib.h $(DESTDIR)$(includedir)/zconf.h
+	cp $(STATICLIB) $(SHAREDLIBV) $(DESTDIR)$(libdir)
+	cd $(DESTDIR)$(libdir); chmod 755 $(LIBS)
+	-@(cd $(DESTDIR)$(libdir); $(RANLIB) libz.a || true) >/dev/null 2>&1
+	cd $(DESTDIR)$(libdir); if test -f $(SHAREDLIBV); then \
 	  rm -f $(SHAREDLIB) $(SHAREDLIBM); \
 	  ln -s $(SHAREDLIBV) $(SHAREDLIB); \
 	  ln -s $(SHAREDLIBV) $(SHAREDLIBM); \
-	  (ldconfig || true)  >/dev/null 2>&1; \
 	fi
-	cp zlib.3 $(man3dir)
-	chmod 644 $(man3dir)/zlib.3
+	cp zlib.3 $(DESTDIR)$(man3dir)
+	chmod 644 $(DESTDIR)$(man3dir)/zlib.3
 # The ranlib in install is needed on NeXTSTEP which checks file times
 # ldconfig is for Linux
 
--- a/configure
+++ b/configure
@@ -23,7 +23,7 @@ LDFLAGS="-L. ${LIBS}"
 VER=`sed -n -e '/VERSION "/s/.*"\(.*\)".*/\1/p' < zlib.h`
 VER2=`sed -n -e '/VERSION "/s/.*"\([0-9]*\\.[0-9]*\)\\..*/\1/p' < zlib.h`
 VER1=`sed -n -e '/VERSION "/s/.*"\([0-9]*\)\\..*/\1/p' < zlib.h`
-AR=${AR-"ar rc"}
+AR=${AR-"ar"}
 RANLIB=${RANLIB-"ranlib"}
 prefix=${prefix-/usr/local}
 exec_prefix=${exec_prefix-'${prefix}'}
@@ -73,32 +73,9 @@ esac
 
 if test "$gcc" -eq 1 && ($cc -c $cflags $test.c) 2>/dev/null; then
   CC="$cc"
-  SFLAGS=${CFLAGS-"-fPIC -O3"}
+  SFLAGS=${CFLAGS-"-D_REENTRANT -fPIC -O3"}
   CFLAGS="$cflags"
-  case `(uname -s || echo unknown) 2>/dev/null` in
-  Linux | linux | GNU | GNU/*) LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1"};;
-  CYGWIN* | Cygwin* | cygwin* | OS/2* )
-             EXE='.exe';;
-  QNX*)  # This is for QNX6. I suppose that the QNX rule below is for QNX2,QNX4
-         # (alain.bonnefoy@icbt.com)
-                 LDSHARED=${LDSHARED-"$cc -shared -Wl,-hlibz.so.1"};;
-  HP-UX*)
-         LDSHARED=${LDSHARED-"$cc -shared $SFLAGS"}
-         case `(uname -m || echo unknown) 2>/dev/null` in
-         ia64)
-                 shared_ext='.so'
-                 SHAREDLIB='libz.so';;
-         *)
-                 shared_ext='.sl'
-                 SHAREDLIB='libz.sl';;
-         esac;;
-  Darwin*)   shared_ext='.dylib'
-             SHAREDLIB=libz$shared_ext
-             SHAREDLIBV=libz.$VER$shared_ext
-             SHAREDLIBM=libz.$VER1$shared_ext
-             LDSHARED=${LDSHARED-"$cc -dynamiclib -install_name $libdir/$SHAREDLIBM -compatibility_version $VER1 -current_version $VER"};;
-  *)             LDSHARED=${LDSHARED-"$cc -shared"};;
-  esac
+  LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1"}
 else
   # find system name and corresponding cc options
   CC=${CC-cc}
@@ -424,6 +401,29 @@ else
   echo Checking for mmap support... No.
 fi
 
+cat > $test.c <<EOF
+#include <stdio.h>
+int main() { char buf[10]; snprintf(buf, sizeof(buf), "%s", "F"); return 0; }
+EOF
+if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then
+  echo "Checking for snprintf...	 Yes."
+  CFLAGS="$CFLAGS -DHAS_snprintf"
+else
+  echo "Checking for snprintf..	 No."
+fi
+
+cat > $test.c <<EOF
+#include <stdio.h>
+#include <stdarg.h>
+int main(void) { va_list a; vsnprintf(0, 0, "", a); return 0; }
+EOF
+if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then
+  echo "Checking for vsnprintf...	 Yes."
+  CFLAGS="$CFLAGS -DHAS_vsnprintf"
+else
+  echo "Checking for vsnprintf..	 No."
+fi
+
 CPP=${CPP-"$CC -E"}
 case $CFLAGS in
   *ASMV*)
@@ -440,20 +440,21 @@ rm -f $test.[co] $test $test$shared_ext
 # udpate Makefile
 sed < Makefile.in "
 /^CC *=/s#=.*#=$CC#
-/^CFLAGS *=/s#=.*#=$CFLAGS#
-/^CPP *=/s#=.*#=$CPP#
-/^LDSHARED *=/s#=.*#=$LDSHARED#
-/^LIBS *=/s#=.*#=$LIBS#
-/^SHAREDLIB *=/s#=.*#=$SHAREDLIB#
-/^SHAREDLIBV *=/s#=.*#=$SHAREDLIBV#
-/^SHAREDLIBM *=/s#=.*#=$SHAREDLIBM#
-/^AR *=/s#=.*#=$AR#
-/^RANLIB *=/s#=.*#=$RANLIB#
-/^EXE *=/s#=.*#=$EXE#
-/^prefix *=/s#=.*#=$prefix#
-/^exec_prefix *=/s#=.*#=$exec_prefix#
-/^libdir *=/s#=.*#=$libdir#
-/^includedir *=/s#=.*#=$includedir#
-/^mandir *=/s#=.*#=$mandir#
-/^LDFLAGS *=/s#=.*#=$LDFLAGS#
+/^CC *=/s%=.*%= $CC%
+/^CFLAGS *=/s%=.*%= $CFLAGS%
+/^CPP *=/s%=.*%= $CPP%
+/^LDSHARED *=/s%=.*%= $LDSHARED%
+/^LIBS *=/s%=.*%= $LIBS%
+/^SHAREDLIB *=/s%=.*%= $SHAREDLIB%
+/^SHAREDLIBV *=/s%=.*%= $SHAREDLIBV%
+/^SHAREDLIBM *=/s%=.*%= $SHAREDLIBM%
+/^AR *=/s%=.*%= $AR%
+/^RANLIB *=/s%=.*%= $RANLIB%
+/^EXE *=/s%=.*%= $EXE%
+/^prefix *=/s%=.*%= $prefix%
+/^exec_prefix *=/s%=.*%= $exec_prefix%
+/^libdir *=/s%=.*%= $libdir%
+/^includedir *=/s%=.*%= $includedir%
+/^mandir *=/s%=.*%= $mandir%
+/^LDFLAGS *=/s%=.*%= $LDFLAGS%
 " > Makefile
--- a/contrib/minizip/Makefile
+++ b/contrib/minizip/Makefile
@@ -1,8 +1,8 @@
 CC=cc
-CFLAGS=-O -I../..
+CFLAGS=-O2 -g -I../.. -Dunix
 
-UNZ_OBJS = miniunz.o unzip.o ioapi.o ../../libz.a
-ZIP_OBJS = minizip.o zip.o   ioapi.o ../../libz.a
+UNZ_OBJS = miniunz.o unzip.o ioapi.o
+ZIP_OBJS = minizip.o zip.o   ioapi.o
 
 .c.o:
 	$(CC) -c $(CFLAGS) $*.c
@@ -10,10 +10,10 @@ ZIP_OBJS = minizip.o zip.o   ioapi.o ../
 all: miniunz minizip
 
 miniunz:  $(UNZ_OBJS)
-	$(CC) $(CFLAGS) -o $@ $(UNZ_OBJS)
+	$(CC) $(CFLAGS) -o $@ $(UNZ_OBJS) -L ../.. -lz
 
 minizip:  $(ZIP_OBJS)
-	$(CC) $(CFLAGS) -o $@ $(ZIP_OBJS)
+	$(CC) $(CFLAGS) -o $@ $(ZIP_OBJS) -L ../.. -lz
 
 test:	miniunz minizip
 	./minizip test readme.txt