diff options
Diffstat (limited to 'tcl8.6/compat/zlib/configure')
| -rwxr-xr-x | tcl8.6/compat/zlib/configure | 831 |
1 files changed, 0 insertions, 831 deletions
diff --git a/tcl8.6/compat/zlib/configure b/tcl8.6/compat/zlib/configure deleted file mode 100755 index b77a8a8..0000000 --- a/tcl8.6/compat/zlib/configure +++ /dev/null @@ -1,831 +0,0 @@ -#!/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. - -# start off configure.log -echo -------------------- >> configure.log -echo $0 $* >> configure.log -date >> configure.log - -# set command prefix for cross-compilation -if [ -n "${CHOST}" ]; then - uname="`echo "${CHOST}" | sed -e 's/^[^-]*-\([^-]*\)$/\1/' -e 's/^[^-]*-[^-]*-\([^-]*\)$/\1/' -e 's/^[^-]*-[^-]*-\([^-]*\)-.*$/\1/'`" - CROSS_PREFIX="${CHOST}-" -fi - -# destination name for static library -STATICLIB=libz.a - -# extract zlib version numbers from zlib.h -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` - -# establish commands for library building -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 ${AR} | tee -a configure.log -else - AR=${AR-"ar"} - test -n "${CROSS_PREFIX}" && echo Using ${AR} | tee -a configure.log -fi -ARFLAGS=${ARFLAGS-"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 ${RANLIB} | tee -a configure.log -else - RANLIB=${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 ${NM} | tee -a configure.log -else - NM=${NM-"nm"} -fi - -# set defaults before processing command line options -LDCONFIG=${LDCONFIG-"ldconfig"} -LDSHAREDLIBC="${LDSHAREDLIBC--lc}" -ARCHS= -prefix=${prefix-/usr/local} -exec_prefix=${exec_prefix-'${prefix}'} -libdir=${libdir-'${exec_prefix}/lib'} -sharedlibdir=${sharedlibdir-'${libdir}'} -includedir=${includedir-'${prefix}/include'} -mandir=${mandir-'${prefix}/share/man'} -shared_ext='.so' -shared=1 -solo=0 -cover=0 -zprefix=0 -zconst=0 -build64=0 -gcc=0 -old_cc="$CC" -old_cflags="$CFLAGS" -OBJC='$(OBJZ) $(OBJG)' -PIC_OBJC='$(PIC_OBJZ) $(PIC_OBJG)' - -# leave this script, optionally in a bad way -leave() -{ - if test "$*" != "0"; then - echo "** $0 aborting." | tee -a configure.log - fi - rm -f $test.[co] $test $test$shared_ext $test.gcno ./--version - echo -------------------- >> configure.log - echo >> configure.log - echo >> configure.log - exit $1 -} - -# process command line options -while test $# -ge 1 -do -case "$1" in - -h* | --help) - echo 'usage:' | tee -a configure.log - echo ' configure [--const] [--zprefix] [--prefix=PREFIX] [--eprefix=EXPREFIX]' | tee -a configure.log - echo ' [--static] [--64] [--libdir=LIBDIR] [--sharedlibdir=LIBDIR]' | tee -a configure.log - echo ' [--includedir=INCLUDEDIR] [--archs="-arch i386 -arch x86_64"]' | tee -a configure.log - 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 ;; - --solo) solo=1; shift ;; - --cover) cover=1; shift ;; - -z* | --zprefix) zprefix=1; shift ;; - -6* | --64) build64=1; shift ;; - -a*=* | --archs=*) ARCHS=`echo $1 | sed 's/.*=//'`; shift ;; - --sysconfdir=*) echo "ignored option: --sysconfdir" | tee -a configure.log; shift ;; - --localstatedir=*) echo "ignored option: --localstatedir" | tee -a configure.log; shift ;; - -c* | --const) zconst=1; shift ;; - *) - echo "unknown option: $1" | tee -a configure.log - echo "$0 --help for help" | tee -a configure.log - leave 1;; - esac -done - -# temporary file name -test=ztest$$ - -# put arguments in log, also put test file in log if used in arguments -show() -{ - case "$*" in - *$test.c*) - echo === $test.c === >> configure.log - cat $test.c >> configure.log - echo === >> configure.log;; - esac - echo $* >> configure.log -} - -# check for gcc vs. cc and set compile and link flags based on the system identified by uname -cat > $test.c <<EOF -extern int getchar(); -int hello() {return getchar();} -EOF - -test -z "$CC" && echo Checking for ${CROSS_PREFIX}gcc... | tee -a configure.log -cc=${CC-${CROSS_PREFIX}gcc} -cflags=${CFLAGS-"-O3"} -# to force the asm version use: CFLAGS="-O3 -DASMV" ./configure -case "$cc" in - *gcc*) gcc=1 ;; - *clang*) gcc=1 ;; -esac -case `$cc -v 2>&1` in - *gcc*) gcc=1 ;; -esac - -show $cc -c $test.c -if test "$gcc" -eq 1 && ($cc -c $test.c) >> configure.log 2>&1; then - echo ... using gcc >> configure.log - CC="$cc" - CFLAGS="${CFLAGS--O3} ${ARCHS}" - SFLAGS="${CFLAGS--O3} -fPIC" - LDFLAGS="${LDFLAGS} ${ARCHS}" - if test $build64 -eq 1; then - CFLAGS="${CFLAGS} -m64" - SFLAGS="${SFLAGS} -m64" - fi - if test "${ZLIBGCCWARN}" = "YES"; then - if test "$zconst" -eq 1; then - CFLAGS="${CFLAGS} -Wall -Wextra -Wcast-qual -pedantic -DZLIB_CONST" - else - CFLAGS="${CFLAGS} -Wall -Wextra -pedantic" - fi - fi - if test -z "$uname"; then - uname=`(uname -s || echo unknown) 2>/dev/null` - fi - case "$uname" in - Linux* | linux* | GNU | GNU/* | solaris*) - LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1,--version-script,zlib.map"} ;; - *BSD | *bsd* | DragonFly) - LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1,--version-script,zlib.map"} - LDCONFIG="ldconfig -m" ;; - 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." | tee -a configure.log - leave 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 $SFLAGS"} - case `(uname -m || echo unknown) 2>/dev/null` in - ia64) - shared_ext='.so' - SHAREDLIB='libz.so' ;; - *) - shared_ext='.sl' - SHAREDLIB='libz.sl' ;; - esac ;; - Darwin* | darwin*) - shared_ext='.dylib' - SHAREDLIB=libz$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 $VER3"} - if libtool -V 2>&1 | grep Apple > /dev/null; then - AR="libtool" - else - AR="/usr/bin/libtool" - fi - ARFLAGS="-o" ;; - *) LDSHARED=${LDSHARED-"$cc -shared"} ;; - esac -else - # find system name and corresponding cc options - CC=${CC-cc} - gcc=0 - echo ... using $CC >> configure.log - if test -z "$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=${RANLIB-"true"} - AR="cc" - ARFLAGS="-A" ;; - SCO_SV\ 3.2*) SFLAGS=${CFLAGS-"-O3 -dy -KPIC "} - CFLAGS=${CFLAGS-"-O3"} - LDSHARED=${LDSHARED-"cc -dy -KPIC -G"} ;; - SunOS\ 5* | solaris*) - LDSHARED=${LDSHARED-"cc -G -h libz$shared_ext.$VER1"} - SFLAGS=${CFLAGS-"-fast -KPIC"} - CFLAGS=${CFLAGS-"-fast"} - if test $build64 -eq 1; then - # old versions of SunPRO/Workshop/Studio don't support -m64, - # but newer ones do. Check for it. - flag64=`$CC -flags | egrep -- '^-m64'` - if test x"$flag64" != x"" ; then - CFLAGS="${CFLAGS} -m64" - SFLAGS="${SFLAGS} -m64" - else - case `(uname -m || echo unknown) 2>/dev/null` in - i86*) - SFLAGS="$SFLAGS -xarch=amd64" - CFLAGS="$CFLAGS -xarch=amd64" ;; - *) - SFLAGS="$SFLAGS -xarch=v9" - CFLAGS="$CFLAGS -xarch=v9" ;; - esac - fi - fi - ;; - SunOS\ 4*) SFLAGS=${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 - -# destination names for shared library if not defined above -SHAREDLIB=${SHAREDLIB-"libz$shared_ext"} -SHAREDLIBV=${SHAREDLIBV-"libz$shared_ext.$VER"} -SHAREDLIBM=${SHAREDLIBM-"libz$shared_ext.$VER1"} - -echo >> configure.log - -# define functions for testing compiler and library characteristics and logging the results - -cat > $test.c <<EOF -#error error -EOF -if ($CC -c $CFLAGS $test.c) 2>/dev/null; then - try() - { - show $* - test "`( $* ) 2>&1 | tee -a configure.log`" = "" - } - echo - using any output from compiler to indicate an error >> configure.log -else -try() -{ - show $* - ( $* ) >> configure.log 2>&1 - ret=$? - if test $ret -ne 0; then - echo "(exit code "$ret")" >> configure.log - fi - return $ret -} -fi - -tryboth() -{ - show $* - got=`( $* ) 2>&1` - ret=$? - printf %s "$got" >> configure.log - if test $ret -ne 0; then - return $ret - fi - test "$got" = "" -} - -cat > $test.c << EOF -int foo() { return 0; } -EOF -echo "Checking for obsessive-compulsive compiler options..." >> configure.log -if try $CC -c $CFLAGS $test.c; then - : -else - echo "Compiler error reporting is too harsh for $0 (perhaps remove -Werror)." | tee -a configure.log - leave 1 -fi - -echo >> configure.log - -# see if shared library build supported -cat > $test.c <<EOF -extern int getchar(); -int hello() {return getchar();} -EOF -if test $shared -eq 1; then - echo Checking for shared library support... | tee -a configure.log - # we must test in two steps (cc then ld), required at least on SunOS 4.x - if try $CC -w -c $SFLAGS $test.c && - try $LDSHARED $SFLAGS -o $test$shared_ext $test.o; then - echo Building shared library $SHAREDLIBV with $CC. | tee -a configure.log - elif test -z "$old_cc" -a -z "$old_cflags"; then - echo No shared library support. | tee -a configure.log - shared=0; - else - echo 'No shared library support; try without defining CC and CFLAGS' | tee -a configure.log - 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 $CC. | tee -a configure.log -else - ALL="static shared" - TEST="all teststatic testshared" -fi - -# check for underscores in external names for use by assembler code -CPP=${CPP-"$CC -E"} -case $CFLAGS in - *ASMV*) - echo >> configure.log - show "$NM $test.o | grep _hello" - if test "`$NM $test.o | grep _hello | tee -a configure.log`" = ""; then - CPP="$CPP -DNO_UNDERLINE" - echo Checking for underline in external names... No. | tee -a configure.log - else - echo Checking for underline in external names... Yes. | tee -a configure.log - fi ;; -esac - -echo >> configure.log - -# check for large file support, and if none, check for fseeko() -cat > $test.c <<EOF -#include <sys/types.h> -off64_t dummy = 0; -EOF -if try $CC -c $CFLAGS -D_LARGEFILE64_SOURCE=1 $test.c; then - CFLAGS="${CFLAGS} -D_LARGEFILE64_SOURCE=1" - SFLAGS="${SFLAGS} -D_LARGEFILE64_SOURCE=1" - ALL="${ALL} all64" - TEST="${TEST} test64" - echo "Checking for off64_t... Yes." | tee -a configure.log - echo "Checking for fseeko... Yes." | tee -a configure.log -else - echo "Checking for off64_t... No." | tee -a configure.log - echo >> configure.log - cat > $test.c <<EOF -#include <stdio.h> -int main(void) { - fseeko(NULL, 0, 0); - return 0; -} -EOF - if try $CC $CFLAGS -o $test $test.c; then - echo "Checking for fseeko... Yes." | tee -a configure.log - else - CFLAGS="${CFLAGS} -DNO_FSEEKO" - SFLAGS="${SFLAGS} -DNO_FSEEKO" - echo "Checking for fseeko... No." | tee -a configure.log - fi -fi - -echo >> configure.log - -# check for strerror() for use by gz* functions -cat > $test.c <<EOF -#include <string.h> -#include <errno.h> -int main() { return strlen(strerror(errno)); } -EOF -if try $CC $CFLAGS -o $test $test.c; then - echo "Checking for strerror... Yes." | tee -a configure.log -else - CFLAGS="${CFLAGS} -DNO_STRERROR" - SFLAGS="${SFLAGS} -DNO_STRERROR" - echo "Checking for strerror... No." | tee -a configure.log -fi - -# copy clean zconf.h for subsequent edits -cp -p zconf.h.in zconf.h - -echo >> configure.log - -# check for unistd.h and save result in zconf.h -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 - -# check for stdarg.h and save result in zconf.h -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 the z_ prefix was requested, save that in zconf.h -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 --solo compilation was requested, save that in zconf.h and remove gz stuff from object lists -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 code coverage testing was requested, use older gcc if defined, e.g. "gcc-4.2" on Mac OS X -if test $cover -eq 1; then - CFLAGS="${CFLAGS} -fprofile-arcs -ftest-coverage" - if test -n "$GCC_CLASSIC"; then - CC=$GCC_CLASSIC - fi -fi - -echo >> configure.log - -# conduct a series of tests to resolve eight possible cases of using "vs" or "s" printf functions -# (using stdarg or not), with or without "n" (proving size of buffer), and with or without a -# return value. The most secure result is vsnprintf() with a return value. snprintf() with a -# return value is secure as well, but then gzprintf() will be limited to 20 arguments. -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="$SFLAGS -DHAS_sprintf_void" - echo "Checking for return value of sprintf()... No." | tee -a configure.log - echo " WARNING: apparently sprintf() does not return a value. zlib" | tee -a configure.log - echo " can build but will be open to possible string-format security" | tee -a configure.log - echo " vulnerabilities." | tee -a configure.log - fi - fi -fi - -# see if we can hide zlib internal symbols that are linked between separate source files -if test "$gcc" -eq 1; then - echo >> configure.log - cat > $test.c <<EOF -#define ZLIB_INTERNAL __attribute__((visibility ("hidden"))) -int ZLIB_INTERNAL foo; -int main() -{ - return 0; -} -EOF - if tryboth $CC -c $CFLAGS $test.c; then - CFLAGS="$CFLAGS -DHAVE_HIDDEN" - SFLAGS="$SFLAGS -DHAVE_HIDDEN" - echo "Checking for attribute(visibility) support... Yes." | tee -a configure.log - else - echo "Checking for attribute(visibility) support... No." | tee -a configure.log - fi -fi - -# 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 Z_U4 = $Z_U4 >> 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 = $uname >> configure.log - -# udpate Makefile with the configure results -sed < Makefile.in " -/^CC *=/s#=.*#=$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#:.*#: $TEST# -" > Makefile - -# create zlib.pc with the configure results -sed < zlib.pc.in " -/^CC *=/s#=.*#=$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 - -# done -leave 0 |