183bea41fa640dc8117f3eb45ff935cd81377a84Timo Sirainen#!/bin/sh
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen# configure script for zlib.
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen#
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen# Normally configure builds both a static and a shared library.
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen# If you want to build just a static library, use: ./configure --static
cbc61fcb33b370d049c16a3c44568b4deb4e2b33Timo Sirainen#
a1607f6001a9949e1cf9d49eb0aa936dbb4c77ffTimo Sirainen# To impose specific compiler or flags or install directory, use for example:
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen# prefix=$HOME CC=cc CFLAGS="-O4" ./configure
00d58fcfe8191d6ce7efa801d289a5c0fe88d1aeTimo Sirainen# or for csh/tcsh users:
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen# (setenv prefix $HOME; setenv CC cc; setenv CFLAGS "-O4"; ./configure)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen# Incorrect settings of CC or CFLAGS may prevent creating a shared library.
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen# If you have problems, try without defining CC and CFLAGS before reporting
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen# an error.
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenecho -------------------- >> configure.log
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenecho $0 $* >> configure.log
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainendate >> configure.log
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainenif [ -n "${CHOST}" ]; then
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen uname="`echo "${CHOST}" | sed -e 's/^[^-]*-\([^-]*\)$/\1/' -e 's/^[^-]*-[^-]*-\([^-]*\)$/\1/' -e 's/^[^-]*-[^-]*-\([^-]*\)-.*$/\1/'`"
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen CROSS_PREFIX="${CHOST}-"
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainenfi
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen
0df9428baed48afaff90b4d4f03792d2fd756a43Timo SirainenSTATICLIB=libz.a
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo SirainenVER=`sed -n -e '/VERSION "/s/.*"\(.*\)".*/\1/p' < zlib.h`
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo SirainenVER3=`sed -n -e '/VERSION "/s/.*"\([0-9]*\\.[0-9]*\\.[0-9]*\).*/\1/p' < zlib.h`
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo SirainenVER2=`sed -n -e '/VERSION "/s/.*"\([0-9]*\\.[0-9]*\)\\..*/\1/p' < zlib.h`
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo SirainenVER1=`sed -n -e '/VERSION "/s/.*"\([0-9]*\)\\..*/\1/p' < zlib.h`
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenif "${CROSS_PREFIX}ar" --version >/dev/null 2>/dev/null || test $? -lt 126; then
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen AR=${AR-"${CROSS_PREFIX}ar"}
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen test -n "${CROSS_PREFIX}" && echo Using ${AR} | tee -a configure.log
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenelse
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen AR=${AR-"ar"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen test -n "${CROSS_PREFIX}" && echo Using ${AR} | tee -a configure.log
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainenfi
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo SirainenARFLAGS=${ARFLAGS-"rc"}
cbc61fcb33b370d049c16a3c44568b4deb4e2b33Timo Sirainenif "${CROSS_PREFIX}ranlib" --version >/dev/null 2>/dev/null || test $? -lt 126; then
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen RANLIB=${RANLIB-"${CROSS_PREFIX}ranlib"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen test -n "${CROSS_PREFIX}" && echo Using ${RANLIB} | tee -a configure.log
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenelse
4462bd7b4c7ef3de006f060e155a90e5de7cae21Timo Sirainen RANLIB=${RANLIB-"ranlib"}
f6c1297c26b355c4aec2a08978f51ec3efecb351Timo Sirainenfi
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainenif "${CROSS_PREFIX}nm" --version >/dev/null 2>/dev/null || test $? -lt 126; then
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen NM=${NM-"${CROSS_PREFIX}nm"}
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen test -n "${CROSS_PREFIX}" && echo Using ${NM} | tee -a configure.log
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainenelse
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen NM=${NM-"nm"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenfi
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo SirainenLDCONFIG=${LDCONFIG-"ldconfig"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo SirainenLDSHAREDLIBC="${LDSHAREDLIBC--lc}"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo SirainenARCHS=
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenprefix=${prefix-/usr/local}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenexec_prefix=${exec_prefix-'${prefix}'}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenlibdir=${libdir-'${exec_prefix}/lib'}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainensharedlibdir=${sharedlibdir-'${libdir}'}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenincludedir=${includedir-'${prefix}/include'}
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainenmandir=${mandir-'${prefix}/share/man'}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenshared_ext='.so'
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenshared=1
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainensolo=0
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainencover=0
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenzprefix=0
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenbuild64=0
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo Sirainengcc=0
73b50eecfc31750a312e2f940023f522eb07178cTimo Sirainenold_cc="$CC"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenold_cflags="$CFLAGS"
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo SirainenOBJC='$(OBJZ) $(OBJG)'
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo SirainenPIC_OBJC='$(PIC_OBJZ) $(PIC_OBJG)'
cbc61fcb33b370d049c16a3c44568b4deb4e2b33Timo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenwhile test $# -ge 1
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainendo
cd83124e5d070a016c590bb0b1096d7828c7b6adTimo Sirainencase "$1" in
cbc61fcb33b370d049c16a3c44568b4deb4e2b33Timo Sirainen -h* | --help)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen echo 'usage:' | tee -a configure.log
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen echo ' configure [--zprefix] [--prefix=PREFIX] [--eprefix=EXPREFIX]' | tee -a configure.log
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen echo ' [--static] [--64] [--libdir=LIBDIR] [--sharedlibdir=LIBDIR]' | tee -a configure.log
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen echo ' [--includedir=INCLUDEDIR] [--archs="-arch i386 -arch x86_64"]' | tee -a configure.log
73b50eecfc31750a312e2f940023f522eb07178cTimo Sirainen exit 0 ;;
cbc61fcb33b370d049c16a3c44568b4deb4e2b33Timo Sirainen -p*=* | --prefix=*) prefix=`echo $1 | sed 's/.*=//'`; shift ;;
e07bf3772a2bc075de4915ad0961beb8d083c22dTimo Sirainen -e*=* | --eprefix=*) exec_prefix=`echo $1 | sed 's/.*=//'`; shift ;;
e07bf3772a2bc075de4915ad0961beb8d083c22dTimo Sirainen -l*=* | --libdir=*) libdir=`echo $1 | sed 's/.*=//'`; shift ;;
73b50eecfc31750a312e2f940023f522eb07178cTimo Sirainen --sharedlibdir=*) sharedlibdir=`echo $1 | sed 's/.*=//'`; shift ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen -i*=* | --includedir=*) includedir=`echo $1 | sed 's/.*=//'`;shift ;;
cbc61fcb33b370d049c16a3c44568b4deb4e2b33Timo Sirainen -u*=* | --uname=*) uname=`echo $1 | sed 's/.*=//'`;shift ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen -p* | --prefix) prefix="$2"; shift; shift ;;
e07bf3772a2bc075de4915ad0961beb8d083c22dTimo Sirainen -e* | --eprefix) exec_prefix="$2"; shift; shift ;;
e07bf3772a2bc075de4915ad0961beb8d083c22dTimo Sirainen -l* | --libdir) libdir="$2"; shift; shift ;;
e07bf3772a2bc075de4915ad0961beb8d083c22dTimo Sirainen -i* | --includedir) includedir="$2"; shift; shift ;;
e07bf3772a2bc075de4915ad0961beb8d083c22dTimo Sirainen -s* | --shared | --enable-shared) shared=1; shift ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen -t | --static) shared=0; shift ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen --solo) solo=1; shift ;;
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen --cover) cover=1; shift ;;
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen -z* | --zprefix) zprefix=1; shift ;;
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen -6* | --64) build64=1; shift ;;
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen -a*=* | --archs=*) ARCHS=`echo $1 | sed 's/.*=//'`; shift ;;
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen --sysconfdir=*) echo "ignored option: --sysconfdir" | tee -a configure.log; shift ;;
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen --localstatedir=*) echo "ignored option: --localstatedir" | tee -a configure.log; shift ;;
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen *) echo "unknown option: $1"; echo "$0 --help for help" | tee -a configure.log; exit 1 ;;
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen esac
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainendone
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainentest=ztest$$
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainenshow()
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen{
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen case "$*" in
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen *$test.c*)
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen echo === $test.c === >> configure.log
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen cat $test.c >> configure.log
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen echo === >> configure.log;;
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen esac
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen echo $* >> configure.log
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainencat > $test.c <<EOF
96308127e006bb3b1108093bcf4cc1fd9481cb7aTimo Sirainen#error error
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo SirainenEOF
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainenif ($CC -c $CFLAGS $test.c) 2>/dev/null; then
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen try()
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen show $*
d66be2bebfa96e7d3d20e2153f60e6e25dcc9a18Timo Sirainen test "`( $* ) 2>&1 | tee -a configure.log`" = ""
e376e08040b5f21ff79a15ae728d2532a34207f6Timo Sirainen }
eddd9bf1a1369aea4a2715f6be1137da6d17d293Timo Sirainen echo - using any output from compiler to indicate an error >> configure.log
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenelse
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen try()
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen {
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen show $*
73b50eecfc31750a312e2f940023f522eb07178cTimo Sirainen ( $* ) >> configure.log 2>&1
fd35227c47190afc832579ca5c76524792701bf7Timo Sirainen ret=$?
fd35227c47190afc832579ca5c76524792701bf7Timo Sirainen if test $ret -ne 0; then
fd35227c47190afc832579ca5c76524792701bf7Timo Sirainen echo "(exit code "$ret")" >> configure.log
fd35227c47190afc832579ca5c76524792701bf7Timo Sirainen fi
fd35227c47190afc832579ca5c76524792701bf7Timo Sirainen return $ret
2e263a9d901483a902720a30c474761bd3324fe8Timo Sirainen }
2e263a9d901483a902720a30c474761bd3324fe8Timo Sirainenfi
2e263a9d901483a902720a30c474761bd3324fe8Timo Sirainen
2e263a9d901483a902720a30c474761bd3324fe8Timo Sirainenecho >> configure.log
2e263a9d901483a902720a30c474761bd3324fe8Timo Sirainen
73b50eecfc31750a312e2f940023f522eb07178cTimo Sirainencat > $test.c <<EOF
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenextern int getchar();
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenint hello() {return getchar();}
96308127e006bb3b1108093bcf4cc1fd9481cb7aTimo SirainenEOF
eddd9bf1a1369aea4a2715f6be1137da6d17d293Timo Sirainen
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainentest -z "$CC" && echo Checking for ${CROSS_PREFIX}gcc... | tee -a configure.log
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainencc=${CC-${CROSS_PREFIX}gcc}
d66be2bebfa96e7d3d20e2153f60e6e25dcc9a18Timo Sirainencflags=${CFLAGS-"-O3"}
d66be2bebfa96e7d3d20e2153f60e6e25dcc9a18Timo Sirainen# to force the asm version use: CFLAGS="-O3 -DASMV" ./configure
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainencase "$cc" in
cbc61fcb33b370d049c16a3c44568b4deb4e2b33Timo Sirainen *gcc*) gcc=1 ;;
eddd9bf1a1369aea4a2715f6be1137da6d17d293Timo Sirainenesac
eddd9bf1a1369aea4a2715f6be1137da6d17d293Timo Sirainencase `$cc -v 2>&1` in
783278c012551bc2f25f065a8d3ec1a3cfc0d296Timo Sirainen *gcc*) gcc=1 ;;
2615df45a8027948a474abe5e817b34b0499c171Timo Sirainenesac
5d49cbcf87354f0ddf3b71bc5f0cefdc02b14f68Timo Sirainen
ce3faaaaab3e2d45b023396287e02f88e5c76e74Timo Sirainenshow $cc -c $cflags $test.c
fd35227c47190afc832579ca5c76524792701bf7Timo Sirainenif test "$gcc" -eq 1 && ($cc -c $cflags $test.c) >> configure.log 2>&1; then
ce3faaaaab3e2d45b023396287e02f88e5c76e74Timo Sirainen echo ... using gcc >> configure.log
ce3faaaaab3e2d45b023396287e02f88e5c76e74Timo Sirainen CC="$cc"
eddd9bf1a1369aea4a2715f6be1137da6d17d293Timo Sirainen CFLAGS="${CFLAGS--O3} ${ARCHS}"
eddd9bf1a1369aea4a2715f6be1137da6d17d293Timo Sirainen SFLAGS="${CFLAGS--O3} -fPIC"
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen LDFLAGS="${LDFLAGS} ${ARCHS}"
eddd9bf1a1369aea4a2715f6be1137da6d17d293Timo Sirainen if test $build64 -eq 1; then
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen CFLAGS="${CFLAGS} -m64"
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen SFLAGS="${SFLAGS} -m64"
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen fi
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen if test "${ZLIBGCCWARN}" = "YES"; then
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen CFLAGS="${CFLAGS} -Wall -Wextra -pedantic"
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen fi
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen if test -z "$uname"; then
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen uname=`(uname -s || echo unknown) 2>/dev/null`
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen fi
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen case "$uname" in
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen Linux* | linux* | GNU | GNU/* | solaris*)
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1,--version-script,zlib.map"} ;;
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen *BSD | *bsd* | DragonFly)
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1,--version-script,zlib.map"}
2e263a9d901483a902720a30c474761bd3324fe8Timo Sirainen LDCONFIG="ldconfig -m" ;;
2e263a9d901483a902720a30c474761bd3324fe8Timo Sirainen CYGWIN* | Cygwin* | cygwin* | OS/2*)
2e263a9d901483a902720a30c474761bd3324fe8Timo Sirainen EXE='.exe' ;;
2e263a9d901483a902720a30c474761bd3324fe8Timo Sirainen MINGW* | mingw*)
2e263a9d901483a902720a30c474761bd3324fe8Timo Sirainen# temporary bypass
eddd9bf1a1369aea4a2715f6be1137da6d17d293Timo Sirainen rm -f $test.[co] $test $test$shared_ext
eddd9bf1a1369aea4a2715f6be1137da6d17d293Timo Sirainen echo "Please use win32/Makefile.gcc instead." | tee -a configure.log
eddd9bf1a1369aea4a2715f6be1137da6d17d293Timo Sirainen exit 1
eddd9bf1a1369aea4a2715f6be1137da6d17d293Timo Sirainen LDSHARED=${LDSHARED-"$cc -shared"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen LDSHAREDLIBC=""
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen EXE='.exe' ;;
bbd4c4cf902539c25c471157eb9849459734759cTimo Sirainen QNX*) # This is for QNX6. I suppose that the QNX rule below is for QNX2,QNX4
1dc6f277f5ac6a3dd5cd6aa75a7ef691de9acb7aTimo Sirainen # (alain.bonnefoy@icbt.com)
eddd9bf1a1369aea4a2715f6be1137da6d17d293Timo Sirainen LDSHARED=${LDSHARED-"$cc -shared -Wl,-hlibz.so.1"} ;;
19e8adccba16ff419f5675b1575358c2956dce83Timo Sirainen HP-UX*)
eddd9bf1a1369aea4a2715f6be1137da6d17d293Timo Sirainen LDSHARED=${LDSHARED-"$cc -shared $SFLAGS"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen case `(uname -m || echo unknown) 2>/dev/null` in
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen ia64)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen shared_ext='.so'
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen SHAREDLIB='libz.so' ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen *)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen shared_ext='.sl'
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen SHAREDLIB='libz.sl' ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen esac ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen Darwin* | darwin*)
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen shared_ext='.dylib'
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen SHAREDLIB=libz$shared_ext
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen SHAREDLIBV=libz.$VER$shared_ext
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen SHAREDLIBM=libz.$VER1$shared_ext
73b50eecfc31750a312e2f940023f522eb07178cTimo Sirainen LDSHARED=${LDSHARED-"$cc -dynamiclib -install_name $libdir/$SHAREDLIBM -compatibility_version $VER1 -current_version $VER3"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen AR="libtool"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen ARFLAGS="-o" ;;
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen *) LDSHARED=${LDSHARED-"$cc -shared"} ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen esac
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainenelse
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen # find system name and corresponding cc options
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen CC=${CC-cc}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen gcc=0
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen echo ... using $CC >> configure.log
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen if test -z "$uname"; then
73b50eecfc31750a312e2f940023f522eb07178cTimo Sirainen uname=`(uname -sr || echo unknown) 2>/dev/null`
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen fi
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen case "$uname" in
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen HP-UX*) SFLAGS=${CFLAGS-"-O +z"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen CFLAGS=${CFLAGS-"-O"}
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen# LDSHARED=${LDSHARED-"ld -b +vnocompatwarnings"}
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen LDSHARED=${LDSHARED-"ld -b"}
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen case `(uname -m || echo unknown) 2>/dev/null` in
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen ia64)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen shared_ext='.so'
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen SHAREDLIB='libz.so' ;;
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen *)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen shared_ext='.sl'
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen SHAREDLIB='libz.sl' ;;
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen esac ;;
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen IRIX*) SFLAGS=${CFLAGS-"-ansi -O2 -rpath ."}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen CFLAGS=${CFLAGS-"-ansi -O2"}
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen LDSHARED=${LDSHARED-"cc -shared -Wl,-soname,libz.so.1"} ;;
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen OSF1\ V4*) SFLAGS=${CFLAGS-"-O -std1"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen CFLAGS=${CFLAGS-"-O -std1"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen LDFLAGS="${LDFLAGS} -Wl,-rpath,."
cbc61fcb33b370d049c16a3c44568b4deb4e2b33Timo Sirainen LDSHARED=${LDSHARED-"cc -shared -Wl,-soname,libz.so -Wl,-msym -Wl,-rpath,$(libdir) -Wl,-set_version,${VER}:1.0"} ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen OSF1*) SFLAGS=${CFLAGS-"-O -std1"}
cbc61fcb33b370d049c16a3c44568b4deb4e2b33Timo Sirainen CFLAGS=${CFLAGS-"-O -std1"}
cbc61fcb33b370d049c16a3c44568b4deb4e2b33Timo Sirainen LDSHARED=${LDSHARED-"cc -shared -Wl,-soname,libz.so.1"} ;;
cbc61fcb33b370d049c16a3c44568b4deb4e2b33Timo Sirainen QNX*) SFLAGS=${CFLAGS-"-4 -O"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen CFLAGS=${CFLAGS-"-4 -O"}
cbc61fcb33b370d049c16a3c44568b4deb4e2b33Timo Sirainen LDSHARED=${LDSHARED-"cc"}
cbc61fcb33b370d049c16a3c44568b4deb4e2b33Timo Sirainen RANLIB=${RANLIB-"true"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen AR="cc"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen ARFLAGS="-A" ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen SCO_SV\ 3.2*) SFLAGS=${CFLAGS-"-O3 -dy -KPIC "}
bd4d0a1a7c0626452b8d82f37e3ec07267ac9896Timo Sirainen CFLAGS=${CFLAGS-"-O3"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen LDSHARED=${LDSHARED-"cc -dy -KPIC -G"} ;;
bd4d0a1a7c0626452b8d82f37e3ec07267ac9896Timo Sirainen SunOS\ 5* | solaris*)
bd4d0a1a7c0626452b8d82f37e3ec07267ac9896Timo Sirainen LDSHARED=${LDSHARED-"cc -G"}
bd4d0a1a7c0626452b8d82f37e3ec07267ac9896Timo Sirainen case `(uname -m || echo unknown) 2>/dev/null` in
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen i86*)
cbc61fcb33b370d049c16a3c44568b4deb4e2b33Timo Sirainen SFLAGS=${CFLAGS-"-xpentium -fast -KPIC -R."}
bd4d0a1a7c0626452b8d82f37e3ec07267ac9896Timo Sirainen CFLAGS=${CFLAGS-"-xpentium -fast"} ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen *)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen SFLAGS=${CFLAGS-"-fast -xcg92 -KPIC -R."}
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen CFLAGS=${CFLAGS-"-fast -xcg92"} ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen esac ;;
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen SunOS\ 4*) SFLAGS=${CFLAGS-"-O2 -PIC"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen CFLAGS=${CFLAGS-"-O2"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen LDSHARED=${LDSHARED-"ld"} ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen SunStudio\ 9*) SFLAGS=${CFLAGS-"-fast -xcode=pic32 -xtarget=ultra3 -xarch=v9b"}
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen CFLAGS=${CFLAGS-"-fast -xtarget=ultra3 -xarch=v9b"}
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen LDSHARED=${LDSHARED-"cc -xarch=v9b"} ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen UNIX_System_V\ 4.2.0)
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen SFLAGS=${CFLAGS-"-KPIC -O"}
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen CFLAGS=${CFLAGS-"-O"}
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen LDSHARED=${LDSHARED-"cc -G"} ;;
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen UNIX_SV\ 4.2MP)
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen SFLAGS=${CFLAGS-"-Kconform_pic -O"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen CFLAGS=${CFLAGS-"-O"}
8e371a3ce32bd64288786855b8ce0cb63f19f7d1Timo Sirainen LDSHARED=${LDSHARED-"cc -G"} ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen OpenUNIX\ 5)
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen SFLAGS=${CFLAGS-"-KPIC -O"}
56963ffad65b860c827553dfaf09fb766cb7e20eTimo Sirainen CFLAGS=${CFLAGS-"-O"}
56963ffad65b860c827553dfaf09fb766cb7e20eTimo Sirainen LDSHARED=${LDSHARED-"cc -G"} ;;
56963ffad65b860c827553dfaf09fb766cb7e20eTimo Sirainen AIX*) # Courtesy of dbakker@arrayasolutions.com
56963ffad65b860c827553dfaf09fb766cb7e20eTimo Sirainen SFLAGS=${CFLAGS-"-O -qmaxmem=8192"}
56963ffad65b860c827553dfaf09fb766cb7e20eTimo Sirainen CFLAGS=${CFLAGS-"-O -qmaxmem=8192"}
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen LDSHARED=${LDSHARED-"xlc -G"} ;;
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen # send working options for other systems to zlib@gzip.org
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen *) SFLAGS=${CFLAGS-"-O"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen CFLAGS=${CFLAGS-"-O"}
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen LDSHARED=${LDSHARED-"cc -shared"} ;;
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen esac
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainenfi
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen
0df9428baed48afaff90b4d4f03792d2fd756a43Timo SirainenSHAREDLIB=${SHAREDLIB-"libz$shared_ext"}
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo SirainenSHAREDLIBV=${SHAREDLIBV-"libz$shared_ext.$VER"}
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo SirainenSHAREDLIBM=${SHAREDLIBM-"libz$shared_ext.$VER1"}
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainenecho >> configure.log
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainenif test $shared -eq 1; then
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen echo Checking for shared library support... | tee -a configure.log
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen # we must test in two steps (cc then ld), required at least on SunOS 4.x
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen if try $CC -w -c $SFLAGS $test.c &&
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen try $LDSHARED $SFLAGS -o $test$shared_ext $test.o; then
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen echo Building shared library $SHAREDLIBV with $CC. | tee -a configure.log
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen elif test -z "$old_cc" -a -z "$old_cflags"; then
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen echo No shared library support. | tee -a configure.log
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen shared=0;
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen else
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen echo 'No shared library support; try without defining CC and CFLAGS' | tee -a configure.log
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen shared=0;
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen fi
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainenfi
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainenif test $shared -eq 0; then
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen LDSHARED="$CC"
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen ALL="static"
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen TEST="all teststatic"
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen SHAREDLIB=""
9514dbd41faad453406fc3a10aca791417a9ce75Timo Sirainen SHAREDLIBV=""
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen SHAREDLIBM=""
9514dbd41faad453406fc3a10aca791417a9ce75Timo Sirainen echo Building static library $STATICLIB version $VER with $CC. | tee -a configure.log
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainenelse
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen ALL="static shared"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen TEST="all teststatic testshared"
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainenfi
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen
b87daa509bf5b306189282a9df795d094a6d7150Timo SirainenCPP=${CPP-"$CC -E"}
b87daa509bf5b306189282a9df795d094a6d7150Timo Sirainencase $CFLAGS in
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen *ASMV*)
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen echo >> configure.log
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen show "$NM $test.o | grep _hello"
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen if test "`$NM $test.o | grep _hello | tee -a configure.log`" = ""; then
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen CPP="$CPP -DNO_UNDERLINE"
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen echo Checking for underline in external names... No. | tee -a configure.log
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen else
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen echo Checking for underline in external names... Yes. | tee -a configure.log
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen fi ;;
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainenesac
f6d57a2c182f63cd52819f0abb3c3d9f828afe19Timo Sirainen
783278c012551bc2f25f065a8d3ec1a3cfc0d296Timo Sirainenecho >> configure.log
783278c012551bc2f25f065a8d3ec1a3cfc0d296Timo Sirainen
4073f0dbf3277f981a8fcee3b89ea15aaf380a7fTimo Sirainencat > $test.c <<EOF
4073f0dbf3277f981a8fcee3b89ea15aaf380a7fTimo Sirainen#include <sys/types.h>
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainenoff64_t dummy = 0;
0df9428baed48afaff90b4d4f03792d2fd756a43Timo SirainenEOF
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainenif try $CC -c $CFLAGS -D_LARGEFILE64_SOURCE=1 $test.c; then
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen CFLAGS="${CFLAGS} -D_LARGEFILE64_SOURCE=1"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen SFLAGS="${SFLAGS} -D_LARGEFILE64_SOURCE=1"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen ALL="${ALL} all64"
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen TEST="${TEST} test64"
5666a3d6a7ea89362b8d9e8b39b15424cd9d6388Timo Sirainen echo "Checking for off64_t... Yes." | tee -a configure.log
5666a3d6a7ea89362b8d9e8b39b15424cd9d6388Timo Sirainen echo "Checking for fseeko... Yes." | tee -a configure.log
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainenelse
539977f9257bd8985be5a8093658da266ae9cd19Timo Sirainen echo "Checking for off64_t... No." | tee -a configure.log
5666a3d6a7ea89362b8d9e8b39b15424cd9d6388Timo Sirainen echo >> configure.log
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen cat > $test.c <<EOF
5666a3d6a7ea89362b8d9e8b39b15424cd9d6388Timo Sirainen#include <stdio.h>
5666a3d6a7ea89362b8d9e8b39b15424cd9d6388Timo Sirainenint main(void) {
5666a3d6a7ea89362b8d9e8b39b15424cd9d6388Timo Sirainen fseeko(NULL, 0, 0);
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen return 0;
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen}
0df9428baed48afaff90b4d4f03792d2fd756a43Timo SirainenEOF
0df9428baed48afaff90b4d4f03792d2fd756a43Timo Sirainen if try $CC $CFLAGS -o $test $test.c; then
5666a3d6a7ea89362b8d9e8b39b15424cd9d6388Timo Sirainen echo "Checking for fseeko... Yes." | tee -a configure.log
cf7164ece50797a67fc4bfb5889022ac93a36a8aTimo Sirainen else
CFLAGS="${CFLAGS} -DNO_FSEEKO"
SFLAGS="${SFLAGS} -DNO_FSEEKO"
echo "Checking for fseeko... No." | tee -a configure.log
fi
fi
cp -p zconf.h.in zconf.h
echo >> configure.log
cat > $test.c <<EOF
#include <unistd.h>
int main() { return 0; }
EOF
if try $CC -c $CFLAGS $test.c; then
sed < zconf.h "/^#ifdef HAVE_UNISTD_H.* may be/s/def HAVE_UNISTD_H\(.*\) may be/ 1\1 was/" > zconf.temp.h
mv zconf.temp.h zconf.h
echo "Checking for unistd.h... Yes." | tee -a configure.log
else
echo "Checking for unistd.h... No." | tee -a configure.log
fi
echo >> configure.log
cat > $test.c <<EOF
#include <stdarg.h>
int main() { return 0; }
EOF
if try $CC -c $CFLAGS $test.c; then
sed < zconf.h "/^#ifdef HAVE_STDARG_H.* may be/s/def HAVE_STDARG_H\(.*\) may be/ 1\1 was/" > zconf.temp.h
mv zconf.temp.h zconf.h
echo "Checking for stdarg.h... Yes." | tee -a configure.log
else
echo "Checking for stdarg.h... No." | tee -a configure.log
fi
if test $zprefix -eq 1; then
sed < zconf.h "/#ifdef Z_PREFIX.* may be/s/def Z_PREFIX\(.*\) may be/ 1\1 was/" > zconf.temp.h
mv zconf.temp.h zconf.h
echo >> configure.log
echo "Using z_ prefix on all symbols." | tee -a configure.log
fi
if test $solo -eq 1; then
sed '/#define ZCONF_H/a\
#define Z_SOLO
' < zconf.h > zconf.temp.h
mv zconf.temp.h zconf.h
OBJC='$(OBJZ)'
PIC_OBJC='$(PIC_OBJZ)'
fi
if test $cover -eq 1; then
CFLAGS="${CFLAGS} -fprofile-arcs -ftest-coverage"
fi
echo >> configure.log
cat > $test.c <<EOF
#include <stdio.h>
#include <stdarg.h>
#include "zconf.h"
int main()
{
#ifndef STDC
choke me
#endif
return 0;
}
EOF
if try $CC -c $CFLAGS $test.c; then
echo "Checking whether to use vs[n]printf() or s[n]printf()... using vs[n]printf()." | tee -a configure.log
echo >> configure.log
cat > $test.c <<EOF
#include <stdio.h>
#include <stdarg.h>
int mytest(const char *fmt, ...)
{
char buf[20];
va_list ap;
va_start(ap, fmt);
vsnprintf(buf, sizeof(buf), fmt, ap);
va_end(ap);
return 0;
}
int main()
{
return (mytest("Hello%d\n", 1));
}
EOF
if try $CC $CFLAGS -o $test $test.c; then
echo "Checking for vsnprintf() in stdio.h... Yes." | tee -a configure.log
echo >> configure.log
cat >$test.c <<EOF
#include <stdio.h>
#include <stdarg.h>
int mytest(const char *fmt, ...)
{
int n;
char buf[20];
va_list ap;
va_start(ap, fmt);
n = vsnprintf(buf, sizeof(buf), fmt, ap);
va_end(ap);
return n;
}
int main()
{
return (mytest("Hello%d\n", 1));
}
EOF
if try $CC -c $CFLAGS $test.c; then
echo "Checking for return value of vsnprintf()... Yes." | tee -a configure.log
else
CFLAGS="$CFLAGS -DHAS_vsnprintf_void"
SFLAGS="$SFLAGS -DHAS_vsnprintf_void"
echo "Checking for return value of vsnprintf()... No." | tee -a configure.log
echo " WARNING: apparently vsnprintf() does not return a value. zlib" | tee -a configure.log
echo " can build but will be open to possible string-format security" | tee -a configure.log
echo " vulnerabilities." | tee -a configure.log
fi
else
CFLAGS="$CFLAGS -DNO_vsnprintf"
SFLAGS="$SFLAGS -DNO_vsnprintf"
echo "Checking for vsnprintf() in stdio.h... No." | tee -a configure.log
echo " WARNING: vsnprintf() not found, falling back to vsprintf(). zlib" | tee -a configure.log
echo " can build but will be open to possible buffer-overflow security" | tee -a configure.log
echo " vulnerabilities." | tee -a configure.log
echo >> configure.log
cat >$test.c <<EOF
#include <stdio.h>
#include <stdarg.h>
int mytest(const char *fmt, ...)
{
int n;
char buf[20];
va_list ap;
va_start(ap, fmt);
n = vsprintf(buf, fmt, ap);
va_end(ap);
return n;
}
int main()
{
return (mytest("Hello%d\n", 1));
}
EOF
if try $CC -c $CFLAGS $test.c; then
echo "Checking for return value of vsprintf()... Yes." | tee -a configure.log
else
CFLAGS="$CFLAGS -DHAS_vsprintf_void"
SFLAGS="$SFLAGS -DHAS_vsprintf_void"
echo "Checking for return value of vsprintf()... No." | tee -a configure.log
echo " WARNING: apparently vsprintf() does not return a value. zlib" | tee -a configure.log
echo " can build but will be open to possible string-format security" | tee -a configure.log
echo " vulnerabilities." | tee -a configure.log
fi
fi
else
echo "Checking whether to use vs[n]printf() or s[n]printf()... using s[n]printf()." | tee -a configure.log
echo >> configure.log
cat >$test.c <<EOF
#include <stdio.h>
int mytest()
{
char buf[20];
snprintf(buf, sizeof(buf), "%s", "foo");
return 0;
}
int main()
{
return (mytest());
}
EOF
if try $CC $CFLAGS -o $test $test.c; then
echo "Checking for snprintf() in stdio.h... Yes." | tee -a configure.log
echo >> configure.log
cat >$test.c <<EOF
#include <stdio.h>
int mytest()
{
char buf[20];
return snprintf(buf, sizeof(buf), "%s", "foo");
}
int main()
{
return (mytest());
}
EOF
if try $CC -c $CFLAGS $test.c; then
echo "Checking for return value of snprintf()... Yes." | tee -a configure.log
else
CFLAGS="$CFLAGS -DHAS_snprintf_void"
SFLAGS="$SFLAGS -DHAS_snprintf_void"
echo "Checking for return value of snprintf()... No." | tee -a configure.log
echo " WARNING: apparently snprintf() does not return a value. zlib" | tee -a configure.log
echo " can build but will be open to possible string-format security" | tee -a configure.log
echo " vulnerabilities." | tee -a configure.log
fi
else
CFLAGS="$CFLAGS -DNO_snprintf"
SFLAGS="$SFLAGS -DNO_snprintf"
echo "Checking for snprintf() in stdio.h... No." | tee -a configure.log
echo " WARNING: snprintf() not found, falling back to sprintf(). zlib" | tee -a configure.log
echo " can build but will be open to possible buffer-overflow security" | tee -a configure.log
echo " vulnerabilities." | tee -a configure.log
echo >> configure.log
cat >$test.c <<EOF
#include <stdio.h>
int mytest()
{
char buf[20];
return sprintf(buf, "%s", "foo");
}
int main()
{
return (mytest());
}
EOF
if try $CC -c $CFLAGS $test.c; then
echo "Checking for return value of sprintf()... Yes." | tee -a configure.log
else
CFLAGS="$CFLAGS -DHAS_sprintf_void"
SFLAGS="$SFLAGS -DHAS_sprintf_void"
echo "Checking for return value of sprintf()... No." | tee -a configure.log
echo " WARNING: apparently sprintf() does not return a value. zlib" | tee -a configure.log
echo " can build but will be open to possible string-format security" | tee -a configure.log
echo " vulnerabilities." | tee -a configure.log
fi
fi
fi
if test "$gcc" -eq 1; then
echo >> configure.log
cat > $test.c <<EOF
#if ((__GNUC__-0) * 10 + __GNUC_MINOR__-0 >= 33)
# define ZLIB_INTERNAL __attribute__((visibility ("hidden")))
#else
# define ZLIB_INTERNAL
#endif
int ZLIB_INTERNAL foo;
int main()
{
return 0;
}
EOF
if try $CC -c $CFLAGS $test.c; then
echo "Checking for attribute(visibility) support... Yes." | tee -a configure.log
else
CFLAGS="$CFLAGS -DNO_VIZ"
SFLAGS="$SFLAGS -DNO_VIZ"
echo "Checking for attribute(visibility) support... No." | tee -a configure.log
fi
fi
rm -f $test.[co] $test $test$shared_ext $test.gcno
# show the results in the log
echo >> configure.log
echo ALL = $ALL >> configure.log
echo AR = $AR >> configure.log
echo ARFLAGS = $ARFLAGS >> configure.log
echo CC = $CC >> configure.log
echo CFLAGS = $CFLAGS >> configure.log
echo CPP = $CPP >> configure.log
echo EXE = $EXE >> configure.log
echo LDCONFIG = $LDCONFIG >> configure.log
echo LDFLAGS = $LDFLAGS >> configure.log
echo LDSHARED = $LDSHARED >> configure.log
echo LDSHAREDLIBC = $LDSHAREDLIBC >> configure.log
echo OBJC = $OBJC >> configure.log
echo PIC_OBJC = $PIC_OBJC >> configure.log
echo RANLIB = $RANLIB >> configure.log
echo SFLAGS = $SFLAGS >> configure.log
echo SHAREDLIB = $SHAREDLIB >> configure.log
echo SHAREDLIBM = $SHAREDLIBM >> configure.log
echo SHAREDLIBV = $SHAREDLIBV >> configure.log
echo STATICLIB = $STATICLIB >> configure.log
echo TEST = $TEST >> configure.log
echo VER = $VER >> configure.log
echo exec_prefix = $exec_prefix >> configure.log
echo includedir = $includedir >> configure.log
echo libdir = $libdir >> configure.log
echo mandir = $mandir >> configure.log
echo prefix = $prefix >> configure.log
echo sharedlibdir = $sharedlibdir >> configure.log
echo uname = $uname >> configure.log
echo -------------------- >> configure.log
echo >> configure.log
echo >> configure.log
# udpate Makefile
sed < Makefile.in "
/^CC *=/s#=.*#=$CC#
/^CFLAGS *=/s#=.*#=$CFLAGS#
/^SFLAGS *=/s#=.*#=$SFLAGS#
/^LDFLAGS *=/s#=.*#=$LDFLAGS#
/^LDSHARED *=/s#=.*#=$LDSHARED#
/^CPP *=/s#=.*#=$CPP#
/^STATICLIB *=/s#=.*#=$STATICLIB#
/^SHAREDLIB *=/s#=.*#=$SHAREDLIB#
/^SHAREDLIBV *=/s#=.*#=$SHAREDLIBV#
/^SHAREDLIBM *=/s#=.*#=$SHAREDLIBM#
/^AR *=/s#=.*#=$AR#
/^ARFLAGS *=/s#=.*#=$ARFLAGS#
/^RANLIB *=/s#=.*#=$RANLIB#
/^LDCONFIG *=/s#=.*#=$LDCONFIG#
/^LDSHAREDLIBC *=/s#=.*#=$LDSHAREDLIBC#
/^EXE *=/s#=.*#=$EXE#
/^prefix *=/s#=.*#=$prefix#
/^exec_prefix *=/s#=.*#=$exec_prefix#
/^libdir *=/s#=.*#=$libdir#
/^sharedlibdir *=/s#=.*#=$sharedlibdir#
/^includedir *=/s#=.*#=$includedir#
/^mandir *=/s#=.*#=$mandir#
/^OBJC *=/s#=.*#= $OBJC#
/^PIC_OBJC *=/s#=.*#= $PIC_OBJC#
/^all: */s#:.*#: $ALL#
/^test: */s#:.*#: $TEST#
" > Makefile
sed < zlib.pc.in "
/^CC *=/s#=.*#=$CC#
/^CFLAGS *=/s#=.*#=$CFLAGS#
/^CPP *=/s#=.*#=$CPP#
/^LDSHARED *=/s#=.*#=$LDSHARED#
/^STATICLIB *=/s#=.*#=$STATICLIB#
/^SHAREDLIB *=/s#=.*#=$SHAREDLIB#
/^SHAREDLIBV *=/s#=.*#=$SHAREDLIBV#
/^SHAREDLIBM *=/s#=.*#=$SHAREDLIBM#
/^AR *=/s#=.*#=$AR#
/^ARFLAGS *=/s#=.*#=$ARFLAGS#
/^RANLIB *=/s#=.*#=$RANLIB#
/^EXE *=/s#=.*#=$EXE#
/^prefix *=/s#=.*#=$prefix#
/^exec_prefix *=/s#=.*#=$exec_prefix#
/^libdir *=/s#=.*#=$libdir#
/^sharedlibdir *=/s#=.*#=$sharedlibdir#
/^includedir *=/s#=.*#=$includedir#
/^mandir *=/s#=.*#=$mandir#
/^LDFLAGS *=/s#=.*#=$LDFLAGS#
" | sed -e "
s/\@VERSION\@/$VER/g;
" > zlib.pc