diff options
Diffstat (limited to 'zlib/configure')
| -rwxr-xr-x | zlib/configure | 596 |
1 files changed, 596 insertions, 0 deletions
diff --git a/zlib/configure b/zlib/configure new file mode 100755 index 0000000..bd9edd2 --- /dev/null +++ b/zlib/configure @@ -0,0 +1,596 @@ +#!/bin/sh +# configure script for zlib. +# +# Normally configure builds both a static and a shared library. +# If you want to build just a static library, use: ./configure --static +# +# To impose specific compiler or flags or install directory, use for example: +# prefix=$HOME CC=cc CFLAGS="-O4" ./configure +# or for csh/tcsh users: +# (setenv prefix $HOME; setenv CC cc; setenv CFLAGS "-O4"; ./configure) + +# Incorrect settings of CC or CFLAGS may prevent creating a shared library. +# If you have problems, try without defining CC and CFLAGS before reporting +# an error. + +if [ -n "${CHOST}" ]; then + uname="$(echo "${CHOST}" | sed -e 's/^[^-]*-\([^-]*\)$/\1/' -e 's/^[^-]*-[^-]*-\([^-]*\)$/\1/' -e 's/^[^-]*-[^-]*-\([^-]*\)-.*$/\1/')" + CROSS_PREFIX="${CHOST}-" +fi + +STATICLIB=libz.a +LDFLAGS="${LDFLAGS} -L. ${STATICLIB}" +VER=`sed -n -e '/VERSION "/s/.*"\(.*\)".*/\1/p' < zlib.h` +VER3=`sed -n -e '/VERSION "/s/.*"\([0-9]*\\.[0-9]*\\.[0-9]*\).*/\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` +if "${CROSS_PREFIX}ar" --version >/dev/null 2>/dev/null || test $? -lt 126; then + AR=${AR-"${CROSS_PREFIX}ar"} + test -n "${CROSS_PREFIX}" && echo Using ${AR} +else + AR=${AR-"ar"} + test -n "${CROSS_PREFIX}" && echo Using ${AR} +fi +AR_RC="${AR} rc" +if "${CROSS_PREFIX}ranlib" --version >/dev/null 2>/dev/null || test $? -lt 126; then + RANLIB=${RANLIB-"${CROSS_PREFIX}ranlib"} + test -n "${CROSS_PREFIX}" && echo Using ${RANLIB} +else + RANLIB=${RANLIB-"ranlib"} +fi +if "${CROSS_PREFIX}nm" --version >/dev/null 2>/dev/null || test $? -lt 126; then + NM=${NM-"${CROSS_PREFIX}nm"} + test -n "${CROSS_PREFIX}" && echo Using ${NM} +else + NM=${NM-"nm"} +fi +LDCONFIG=${LDCONFIG-"ldconfig"} +LDSHAREDLIBC="${LDSHAREDLIBC--lc}" +prefix=${prefix-/usr/local} +exec_prefix=${exec_prefix-'${prefix}'} +libdir=${libdir-'${exec_prefix}/lib'} +sharedlibdir=${sharedlibdir-'${libdir}'} +includedir=${includedir-'${prefix}/include'} +mandir=${mandir-'${prefix}/share/man'} +shared_ext='.so' +shared=1 +zprefix=0 +build64=0 +gcc=0 +old_cc="$CC" +old_cflags="$CFLAGS" + +while test $# -ge 1 +do +case "$1" in + -h* | --help) + echo 'usage:' + echo ' configure [--zprefix] [--prefix=PREFIX] [--eprefix=EXPREFIX]' + echo ' [--static] [--64] [--libdir=LIBDIR] [--sharedlibdir=LIBDIR]' + echo ' [--includedir=INCLUDEDIR]' + exit 0 ;; + -p*=* | --prefix=*) prefix=`echo $1 | sed 's/.*=//'`; shift ;; + -e*=* | --eprefix=*) exec_prefix=`echo $1 | sed 's/.*=//'`; shift ;; + -l*=* | --libdir=*) libdir=`echo $1 | sed 's/.*=//'`; shift ;; + --sharedlibdir=*) sharedlibdir=`echo $1 | sed 's/.*=//'`; shift ;; + -i*=* | --includedir=*) includedir=`echo $1 | sed 's/.*=//'`;shift ;; + -u*=* | --uname=*) uname=`echo $1 | sed 's/.*=//'`;shift ;; + -p* | --prefix) prefix="$2"; shift; shift ;; + -e* | --eprefix) exec_prefix="$2"; shift; shift ;; + -l* | --libdir) libdir="$2"; shift; shift ;; + -i* | --includedir) includedir="$2"; shift; shift ;; + -s* | --shared | --enable-shared) shared=1; shift ;; + -t | --static) shared=0; shift ;; + -z* | --zprefix) zprefix=1; shift ;; + -6* | --64) build64=1; shift ;; + --sysconfdir=*) echo "ignored option: --sysconfdir"; shift ;; + --localstatedir=*) echo "ignored option: --localstatedir"; shift ;; + *) echo "unknown option: $1"; echo "$0 --help for help"; exit 1 ;; + esac +done + +test=ztest$$ +cat > $test.c <<EOF +extern int getchar(); +int hello() {return getchar();} +EOF + +test -z "$CC" && echo Checking for ${CROSS_PREFIX}gcc... +cc=${CC-${CROSS_PREFIX}gcc} +cflags=${CFLAGS-"-O3"} +# to force the asm version use: CFLAGS="-O3 -DASMV" ./configure +case "$cc" in + *gcc*) gcc=1 ;; +esac + +if test "$gcc" -eq 1 && ($cc -c $cflags $test.c) 2>/dev/null; then + CC="$cc" + SFLAGS="${CFLAGS--O3} -fPIC" + CFLAGS="${CFLAGS--O3}" + if test $build64 -eq 1; then + CFLAGS="${CFLAGS} -m64" + SFLAGS="${SFLAGS} -m64" + fi + if test "${ZLIBGCCWARN}" = "YES"; then + CFLAGS="${CFLAGS} -Wall -Wextra -pedantic" + fi + if test -z "$uname"; then + uname=`(uname -s || echo unknown) 2>/dev/null` + fi + case "$uname" in + Linux* | linux* | GNU | GNU/* | *BSD | DragonFly) LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1,--version-script,zlib.map"} ;; + CYGWIN* | Cygwin* | cygwin* | OS/2*) + EXE='.exe' ;; + MINGW*|mingw*) +# temporary bypass + rm -f $test.[co] $test $test$shared_ext + echo "Please use win32/Makefile.gcc instead." + exit 1 + LDSHARED=${LDSHARED-"$cc -shared"} + LDSHAREDLIBC="" + 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 $VER3"} ;; + *) LDSHARED=${LDSHARED-"$cc -shared"} ;; + esac +else + # find system name and corresponding cc options + CC=${CC-cc} + gcc=0 + if test -z "$uname"; then + uname=`(uname -sr || echo unknown) 2>/dev/null` + fi + case "$uname" in + HP-UX*) SFLAGS=${CFLAGS-"-O +z"} + CFLAGS=${CFLAGS-"-O"} +# LDSHARED=${LDSHARED-"ld -b +vnocompatwarnings"} + LDSHARED=${LDSHARED-"ld -b"} + case `(uname -m || echo unknown) 2>/dev/null` in + ia64) + shared_ext='.so' + SHAREDLIB='libz.so' ;; + *) + shared_ext='.sl' + SHAREDLIB='libz.sl' ;; + esac ;; + IRIX*) SFLAGS=${CFLAGS-"-ansi -O2 -rpath ."} + CFLAGS=${CFLAGS-"-ansi -O2"} + LDSHARED=${LDSHARED-"cc -shared -Wl,-soname,libz.so.1"} ;; + OSF1\ V4*) SFLAGS=${CFLAGS-"-O -std1"} + CFLAGS=${CFLAGS-"-O -std1"} + LDFLAGS="${LDFLAGS} -Wl,-rpath,." + LDSHARED=${LDSHARED-"cc -shared -Wl,-soname,libz.so -Wl,-msym -Wl,-rpath,$(libdir) -Wl,-set_version,${VER}:1.0"} ;; + OSF1*) SFLAGS=${CFLAGS-"-O -std1"} + CFLAGS=${CFLAGS-"-O -std1"} + LDSHARED=${LDSHARED-"cc -shared -Wl,-soname,libz.so.1"} ;; + QNX*) SFLAGS=${CFLAGS-"-4 -O"} + CFLAGS=${CFLAGS-"-4 -O"} + LDSHARED=${LDSHARED-"cc"} + RANLIB=${RANLIB-"true"} + AR_RC="cc -A" ;; + SCO_SV\ 3.2*) SFLAGS=${CFLAGS-"-O3 -dy -KPIC "} + CFLAGS=${CFLAGS-"-O3"} + LDSHARED=${LDSHARED-"cc -dy -KPIC -G"} ;; + SunOS\ 5*) LDSHARED=${LDSHARED-"cc -G"} + case `(uname -m || echo unknown) 2>/dev/null` in + i86*) + SFLAGS=${CFLAGS-"-xpentium -fast -KPIC -R."} + CFLAGS=${CFLAGS-"-xpentium -fast"} ;; + *) + SFLAGS=${CFLAGS-"-fast -xcg92 -KPIC -R."} + CFLAGS=${CFLAGS-"-fast -xcg92"} ;; + esac ;; + SunOS\ 4*) SFLAGS=${CFLAGS-"-O2 -PIC"} + CFLAGS=${CFLAGS-"-O2"} + LDSHARED=${LDSHARED-"ld"} ;; + SunStudio\ 9*) SFLAGS=${CFLAGS-"-fast -xcode=pic32 -xtarget=ultra3 -xarch=v9b"} + CFLAGS=${CFLAGS-"-fast -xtarget=ultra3 -xarch=v9b"} + LDSHARED=${LDSHARED-"cc -xarch=v9b"} ;; + UNIX_System_V\ 4.2.0) + SFLAGS=${CFLAGS-"-KPIC -O"} + CFLAGS=${CFLAGS-"-O"} + LDSHARED=${LDSHARED-"cc -G"} ;; + UNIX_SV\ 4.2MP) + SFLAGS=${CFLAGS-"-Kconform_pic -O"} + CFLAGS=${CFLAGS-"-O"} + LDSHARED=${LDSHARED-"cc -G"} ;; + OpenUNIX\ 5) + SFLAGS=${CFLAGS-"-KPIC -O"} + CFLAGS=${CFLAGS-"-O"} + LDSHARED=${LDSHARED-"cc -G"} ;; + AIX*) # Courtesy of dbakker@arrayasolutions.com + SFLAGS=${CFLAGS-"-O -qmaxmem=8192"} + CFLAGS=${CFLAGS-"-O -qmaxmem=8192"} + LDSHARED=${LDSHARED-"xlc -G"} ;; + # send working options for other systems to zlib@gzip.org + *) SFLAGS=${CFLAGS-"-O"} + CFLAGS=${CFLAGS-"-O"} + LDSHARED=${LDSHARED-"cc -shared"} ;; + esac +fi + +SHAREDLIB=${SHAREDLIB-"libz$shared_ext"} +SHAREDLIBV=${SHAREDLIBV-"libz$shared_ext.$VER"} +SHAREDLIBM=${SHAREDLIBM-"libz$shared_ext.$VER1"} + +if test $shared -eq 1; then + echo Checking for shared library support... + # we must test in two steps (cc then ld), required at least on SunOS 4.x + if test "`($CC -w -c $SFLAGS $test.c) 2>&1`" = "" && + test "`($LDSHARED $SFLAGS -o $test$shared_ext $test.o) 2>&1`" = ""; then + echo Building shared library $SHAREDLIBV with $CC. + elif test -z "$old_cc" -a -z "$old_cflags"; then + echo No shared library support. + shared=0; + else + echo Tested $CC -w -c $SFLAGS $test.c + $CC -w -c $SFLAGS $test.c + echo Tested $LDSHARED $SFLAGS -o $test$shared_ext $test.o + $LDSHARED $SFLAGS -o $test$shared_ext $test.o + echo 'No shared library support; try without defining CC and CFLAGS' + shared=0; + fi +fi +if test $shared -eq 0; then + LDSHARED="$CC" + ALL="static" + TEST="all teststatic" + SHAREDLIB="" + SHAREDLIBV="" + SHAREDLIBM="" + echo Building static library $STATICLIB version $VER with $CC. +else + ALL="static shared" + TEST="all teststatic testshared" +fi + +cat > $test.c <<EOF +#include <sys/types.h> +off64_t dummy = 0; +EOF +if test "`($CC -c $CFLAGS -D_LARGEFILE64_SOURCE=1 $test.c) 2>&1`" = ""; then + CFLAGS="${CFLAGS} -D_LARGEFILE64_SOURCE=1" + SFLAGS="${SFLAGS} -D_LARGEFILE64_SOURCE=1" + ALL="${ALL} all64" + TEST="${TEST} test64" + echo "Checking for off64_t... Yes." + echo "Checking for fseeko... Yes." +else + echo "Checking for off64_t... No." + cat > $test.c <<EOF +#include <stdio.h> +int main(void) { + fseeko(NULL, 0, 0); + return 0; +} +EOF + if test "`($CC $CFLAGS -o $test $test.c) 2>&1`" = ""; then + echo "Checking for fseeko... Yes." + else + CFLAGS="${CFLAGS} -DNO_FSEEKO" + SFLAGS="${SFLAGS} -DNO_FSEEKO" + echo "Checking for fseeko... No." + fi +fi + +cp -p zconf.h.in zconf.h + +cat > $test.c <<EOF +#include <unistd.h> +int main() { return 0; } +EOF +if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; 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." +else + echo "Checking for unistd.h... No." +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 "Using z_ prefix on all symbols." +fi + +cat > $test.c <<EOF +#include <stdio.h> +#include <stdarg.h> +#include "zconf.h" + +int main() +{ +#ifndef STDC + choke me +#endif + + return 0; +} +EOF + +if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then + echo "Checking whether to use vs[n]printf() or s[n]printf()... using vs[n]printf()." + + cat > $test.c <<EOF +#include <stdio.h> +#include <stdarg.h> + +int mytest(const char *fmt, ...) +{ + char buf[20]; + va_list ap; + + va_start(ap, fmt); + vsnprintf(buf, sizeof(buf), fmt, ap); + va_end(ap); + return 0; +} + +int main() +{ + return (mytest("Hello%d\n", 1)); +} +EOF + + if test "`($CC $CFLAGS -o $test $test.c) 2>&1`" = ""; then + echo "Checking for vsnprintf() in stdio.h... Yes." + + cat >$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 test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then + echo "Checking for return value of vsnprintf()... Yes." + else + CFLAGS="$CFLAGS -DHAS_vsnprintf_void" + SFLAGS="$SFLAGS -DHAS_vsnprintf_void" + echo "Checking for return value of vsnprintf()... No." + echo " WARNING: apparently vsnprintf() does not return a value. zlib" + echo " can build but will be open to possible string-format security" + echo " vulnerabilities." + fi + else + CFLAGS="$CFLAGS -DNO_vsnprintf" + SFLAGS="$SFLAGS -DNO_vsnprintf" + echo "Checking for vsnprintf() in stdio.h... No." + echo " WARNING: vsnprintf() not found, falling back to vsprintf(). zlib" + echo " can build but will be open to possible buffer-overflow security" + echo " vulnerabilities." + + cat >$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 test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then + echo "Checking for return value of vsprintf()... Yes." + else + CFLAGS="$CFLAGS -DHAS_vsprintf_void" + SFLAGS="$SFLAGS -DHAS_vsprintf_void" + echo "Checking for return value of vsprintf()... No." + echo " WARNING: apparently vsprintf() does not return a value. zlib" + echo " can build but will be open to possible string-format security" + echo " vulnerabilities." + fi + fi +else + echo "Checking whether to use vs[n]printf() or s[n]printf()... using s[n]printf()." + + cat >$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 test "`($CC $CFLAGS -o $test $test.c) 2>&1`" = ""; then + echo "Checking for snprintf() in stdio.h... Yes." + + cat >$test.c <<EOF +#include <stdio.h> + +int mytest() +{ + char buf[20]; + + return snprintf(buf, sizeof(buf), "%s", "foo"); +} + +int main() +{ + return (mytest()); +} +EOF + + if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then + echo "Checking for return value of snprintf()... Yes." + else + CFLAGS="$CFLAGS -DHAS_snprintf_void" + SFLAGS="$SFLAGS -DHAS_snprintf_void" + echo "Checking for return value of snprintf()... No." + echo " WARNING: apparently snprintf() does not return a value. zlib" + echo " can build but will be open to possible string-format security" + echo " vulnerabilities." + fi + else + CFLAGS="$CFLAGS -DNO_snprintf" + SFLAGS="$SFLAGS -DNO_snprintf" + echo "Checking for snprintf() in stdio.h... No." + echo " WARNING: snprintf() not found, falling back to sprintf(). zlib" + echo " can build but will be open to possible buffer-overflow security" + echo " vulnerabilities." + + cat >$test.c <<EOF +#include <stdio.h> + +int mytest() +{ + char buf[20]; + + return sprintf(buf, "%s", "foo"); +} + +int main() +{ + return (mytest()); +} +EOF + + if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then + echo "Checking for return value of sprintf()... Yes." + else + CFLAGS="$CFLAGS -DHAS_sprintf_void" + SFLAGS="$SFLAGS -DHAS_sprintf_void" + echo "Checking for return value of sprintf()... No." + echo " WARNING: apparently sprintf() does not return a value. zlib" + echo " can build but will be open to possible string-format security" + echo " vulnerabilities." + fi + fi +fi + +if test "$gcc" -eq 1; then + cat > $test.c <<EOF +#if ((__GNUC__-0) * 10 + __GNUC_MINOR__-0 >= 33) +# define ZLIB_INTERNAL __attribute__((visibility ("hidden"))) +#else +# define ZLIB_INTERNAL +#endif +int ZLIB_INTERNAL foo; +int main() +{ + return 0; +} +EOF + if test "`($CC -c $CFLAGS $test.c) 2>&1`" = ""; then + echo "Checking for attribute(visibility) support... Yes." + else + CFLAGS="$CFLAGS -DNO_VIZ" + SFLAGS="$SFLAGS -DNO_VIZ" + echo "Checking for attribute(visibility) support... No." + fi +fi + +CPP=${CPP-"$CC -E"} +case $CFLAGS in + *ASMV*) + if test "`$NM $test.o | grep _hello`" = ""; then + CPP="$CPP -DNO_UNDERLINE" + echo Checking for underline in external names... No. + else + echo Checking for underline in external names... Yes. + fi ;; +esac + +rm -f $test.[co] $test $test$shared_ext + +# 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#=.*#=$AR_RC# +/^RANLIB *=/s#=.*#=$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# +/^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_RC# +/^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 |