www.pudn.com > jpegsr6b.zip > configure
#! /bin/sh
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test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
fi
echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
echo "configure:615: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
ac_ext=c
# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
ac_cpp='$CPP $CPPFLAGS'
ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
cross_compiling=$ac_cv_prog_cc_cross
cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest; then
ac_cv_prog_cc_works=yes
# If we can't run a trivial program, we are probably using a cross compiler.
if (./conftest; exit) 2>/dev/null; then
ac_cv_prog_cc_cross=no
else
ac_cv_prog_cc_cross=yes
fi
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
ac_cv_prog_cc_works=no
fi
rm -fr conftest*
echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
if test $ac_cv_prog_cc_works = no; then
{ echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
fi
echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
echo "configure:649: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
cross_compiling=$ac_cv_prog_cc_cross
echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
echo "configure:654: checking whether we are using GNU C" >&5
if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.c <&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
ac_cv_prog_gcc=yes
else
ac_cv_prog_gcc=no
fi
fi
echo "$ac_t""$ac_cv_prog_gcc" 1>&6
if test $ac_cv_prog_gcc = yes; then
GCC=yes
test "${CFLAGS+set}" = set || CFLAGS="-O2"
else
GCC=
test "${CFLAGS+set}" = set || CFLAGS="-O"
fi
echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
echo "configure:681: checking how to run the C preprocessor" >&5
# On Suns, sometimes $CPP names a directory.
if test -n "$CPP" && test -d "$CPP"; then
CPP=
fi
if test -z "$CPP"; then
if eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
# This must be in double quotes, not single quotes, because CPP may get
# substituted into the Makefile and "${CC-cc}" will confuse make.
CPP="${CC-cc} -E"
# On the NeXT, cc -E runs the code through the compiler's parser,
# not just through cpp.
cat > conftest.$ac_ext <
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:702: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
:
else
echo "$ac_err" >&5
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
CPP="${CC-cc} -E -traditional-cpp"
cat > conftest.$ac_ext <
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:719: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
:
else
echo "$ac_err" >&5
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
CPP=/lib/cpp
fi
rm -f conftest*
fi
rm -f conftest*
ac_cv_prog_CPP="$CPP"
fi
CPP="$ac_cv_prog_CPP"
else
ac_cv_prog_CPP="$CPP"
fi
echo "$ac_t""$CPP" 1>&6
echo $ac_n "checking for function prototypes""... $ac_c" 1>&6
echo "configure:742: checking for function prototypes" >&5
if eval "test \"`echo '$''{'ijg_cv_have_prototypes'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ijg_cv_have_prototypes=yes
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
ijg_cv_have_prototypes=no
fi
rm -f conftest*
fi
echo "$ac_t""$ijg_cv_have_prototypes" 1>&6
if test $ijg_cv_have_prototypes = yes; then
cat >> confdefs.h <<\EOF
#define HAVE_PROTOTYPES
EOF
else
echo Your compiler does not seem to know about function prototypes.
echo Perhaps it needs a special switch to enable ANSI C mode.
echo If so, we recommend running configure like this:
echo " ./configure CC='cc -switch'"
echo where -switch is the proper switch.
fi
ac_safe=`echo "stddef.h" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for stddef.h""... $ac_c" 1>&6
echo "configure:792: checking for stddef.h" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:802: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
rm -rf conftest*
eval "ac_cv_header_$ac_safe=yes"
else
echo "$ac_err" >&5
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
eval "ac_cv_header_$ac_safe=no"
fi
rm -f conftest*
fi
if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
echo "$ac_t""yes" 1>&6
cat >> confdefs.h <<\EOF
#define HAVE_STDDEF_H
EOF
else
echo "$ac_t""no" 1>&6
fi
ac_safe=`echo "stdlib.h" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for stdlib.h""... $ac_c" 1>&6
echo "configure:828: checking for stdlib.h" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:838: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
rm -rf conftest*
eval "ac_cv_header_$ac_safe=yes"
else
echo "$ac_err" >&5
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
eval "ac_cv_header_$ac_safe=no"
fi
rm -f conftest*
fi
if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
echo "$ac_t""yes" 1>&6
cat >> confdefs.h <<\EOF
#define HAVE_STDLIB_H
EOF
else
echo "$ac_t""no" 1>&6
fi
ac_safe=`echo "string.h" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for string.h""... $ac_c" 1>&6
echo "configure:864: checking for string.h" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:874: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
rm -rf conftest*
eval "ac_cv_header_$ac_safe=yes"
else
echo "$ac_err" >&5
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
eval "ac_cv_header_$ac_safe=no"
fi
rm -f conftest*
fi
if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
echo "$ac_t""yes" 1>&6
:
else
echo "$ac_t""no" 1>&6
cat >> confdefs.h <<\EOF
#define NEED_BSD_STRINGS
EOF
fi
echo $ac_n "checking for size_t""... $ac_c" 1>&6
echo "configure:900: checking for size_t" >&5
cat > conftest.$ac_ext <
#endif
#ifdef HAVE_STDLIB_H
#include
#endif
#include
#ifdef NEED_BSD_STRINGS
#include
#else
#include
#endif
typedef size_t my_size_t;
int main() {
my_size_t foovar;
; return 0; }
EOF
if { (eval echo configure:923: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ijg_size_t_ok=yes
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
ijg_size_t_ok="not ANSI, perhaps it is in sys/types.h"
fi
rm -f conftest*
echo "$ac_t""$ijg_size_t_ok" 1>&6
if test "$ijg_size_t_ok" != yes; then
ac_safe=`echo "sys/types.h" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for sys/types.h""... $ac_c" 1>&6
echo "configure:937: checking for sys/types.h" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
{ (eval echo configure:947: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
rm -rf conftest*
eval "ac_cv_header_$ac_safe=yes"
else
echo "$ac_err" >&5
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
eval "ac_cv_header_$ac_safe=no"
fi
rm -f conftest*
fi
if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
echo "$ac_t""yes" 1>&6
cat >> confdefs.h <<\EOF
#define NEED_SYS_TYPES_H
EOF
cat > conftest.$ac_ext <
EOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
egrep "size_t" >/dev/null 2>&1; then
rm -rf conftest*
ijg_size_t_ok="size_t is in sys/types.h"
else
rm -rf conftest*
ijg_size_t_ok=no
fi
rm -f conftest*
else
echo "$ac_t""no" 1>&6
ijg_size_t_ok=no
fi
echo "$ac_t""$ijg_size_t_ok" 1>&6
if test "$ijg_size_t_ok" = no; then
echo Type size_t is not defined in any of the usual places.
echo Try putting '"typedef unsigned int size_t;"' in jconfig.h.
fi
fi
echo $ac_n "checking for type unsigned char""... $ac_c" 1>&6
echo "configure:994: checking for type unsigned char" >&5
cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
echo "$ac_t""yes" 1>&6
cat >> confdefs.h <<\EOF
#define HAVE_UNSIGNED_CHAR
EOF
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
echo "$ac_t""no" 1>&6
fi
rm -f conftest*
echo $ac_n "checking for type unsigned short""... $ac_c" 1>&6
echo "configure:1018: checking for type unsigned short" >&5
cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
echo "$ac_t""yes" 1>&6
cat >> confdefs.h <<\EOF
#define HAVE_UNSIGNED_SHORT
EOF
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
echo "$ac_t""no" 1>&6
fi
rm -f conftest*
echo $ac_n "checking for type void""... $ac_c" 1>&6
echo "configure:1042: checking for type void" >&5
cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
echo "$ac_t""yes" 1>&6
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
echo "$ac_t""no" 1>&6
cat >> confdefs.h <<\EOF
#define void char
EOF
fi
rm -f conftest*
echo $ac_n "checking for working const""... $ac_c" 1>&6
echo "configure:1088: checking for working const" >&5
if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <j = 5;
}
{ /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
const int foo = 10;
}
; return 0; }
EOF
if { (eval echo configure:1142: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ac_cv_c_const=yes
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
ac_cv_c_const=no
fi
rm -f conftest*
fi
echo "$ac_t""$ac_cv_c_const" 1>&6
if test $ac_cv_c_const = no; then
cat >> confdefs.h <<\EOF
#define const
EOF
fi
echo $ac_n "checking for inline""... $ac_c" 1>&6
echo "configure:1163: checking for inline" >&5
ijg_cv_inline=""
cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ijg_cv_inline="__inline__"
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ijg_cv_inline="__inline"
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ijg_cv_inline="inline"
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
fi
rm -f conftest*
fi
rm -f conftest*
fi
rm -f conftest*
echo "$ac_t""$ijg_cv_inline" 1>&6
cat >> confdefs.h <&6
echo "configure:1224: checking for broken incomplete types" >&5
cat > conftest.$ac_ext <&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
echo "$ac_t""ok" 1>&6
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
echo "$ac_t""broken" 1>&6
cat >> confdefs.h <<\EOF
#define INCOMPLETE_TYPES_BROKEN
EOF
fi
rm -f conftest*
echo $ac_n "checking for short external names""... $ac_c" 1>&6
echo "configure:1248: checking for short external names" >&5
cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest; then
rm -rf conftest*
echo "$ac_t""ok" 1>&6
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
echo "$ac_t""short" 1>&6
cat >> confdefs.h <<\EOF
#define NEED_SHORT_EXTERNAL_NAMES
EOF
fi
rm -f conftest*
echo $ac_n "checking to see if char is signed""... $ac_c" 1>&6
echo "configure:1275: checking to see if char is signed" >&5
if test "$cross_compiling" = yes; then
echo Assuming that char is signed on target machine.
echo If it is unsigned, this will be a little bit inefficient.
else
cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
then
echo "$ac_t""no" 1>&6
cat >> confdefs.h <<\EOF
#define CHAR_IS_UNSIGNED
EOF
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -fr conftest*
echo "$ac_t""yes" 1>&6
fi
rm -fr conftest*
fi
echo $ac_n "checking to see if right shift is signed""... $ac_c" 1>&6
echo "configure:1323: checking to see if right shift is signed" >&5
if test "$cross_compiling" = yes; then
echo "$ac_t""Assuming that right shift is signed on target machine." 1>&6
else
cat > conftest.$ac_ext <> 4;
if (res == -0x7F7E80CL) { /* expected result for signed shift */
return 1; /* right shift is signed */
}
/* see if unsigned-shift hack will fix it. */
/* we can't just test exact value since it depends on width of long... */
res |= (~0L) << (32-4);
if (res == -0x7F7E80CL) { /* expected result now? */
return 0; /* right shift is unsigned */
}
printf("Right shift isn't acting as I expect it to.\n");
printf("I fear the JPEG software will not work at all.\n\n");
return 0; /* try it with unsigned anyway */
}
main() {
exit(is_shifting_signed(-0x7F7E80B1L));
}
EOF
if { (eval echo configure:1358: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
then
echo "$ac_t""no" 1>&6
cat >> confdefs.h <<\EOF
#define RIGHT_SHIFT_IS_UNSIGNED
EOF
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -fr conftest*
echo "$ac_t""yes" 1>&6
fi
rm -fr conftest*
fi
echo $ac_n "checking to see if fopen accepts b spec""... $ac_c" 1>&6
echo "configure:1375: checking to see if fopen accepts b spec" >&5
if test "$cross_compiling" = yes; then
echo "$ac_t""Assuming that it does." 1>&6
else
cat > conftest.$ac_ext <
main() {
if (fopen("conftestdata", "wb") != NULL)
exit(0);
exit(1);
}
EOF
if { (eval echo configure:1390: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
then
echo "$ac_t""yes" 1>&6
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -fr conftest*
echo "$ac_t""no" 1>&6
cat >> confdefs.h <<\EOF
#define DONT_USE_B_MODE
EOF
fi
rm -fr conftest*
fi
ac_aux_dir=
for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
if test -f $ac_dir/install-sh; then
ac_aux_dir=$ac_dir
ac_install_sh="$ac_aux_dir/install-sh -c"
break
elif test -f $ac_dir/install.sh; then
ac_aux_dir=$ac_dir
ac_install_sh="$ac_aux_dir/install.sh -c"
break
fi
done
if test -z "$ac_aux_dir"; then
{ echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
fi
ac_config_guess=$ac_aux_dir/config.guess
ac_config_sub=$ac_aux_dir/config.sub
ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
# Find a good install program. We prefer a C program (faster),
# so one script is as good as another. But avoid the broken or
# incompatible versions:
# SysV /etc/install, /usr/sbin/install
# SunOS /usr/etc/install
# IRIX /sbin/install
# AIX /bin/install
# AFS /usr/afsws/bin/install, which mishandles nonexistent args
# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
# ./install, which can be erroneously created by make from ./install.sh.
echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
echo "configure:1436: checking for a BSD compatible install" >&5
if test -z "$INSTALL"; then
if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS="${IFS}:"
for ac_dir in $PATH; do
# Account for people who put trailing slashes in PATH elements.
case "$ac_dir/" in
/|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
*)
# OSF1 and SCO ODT 3.0 have their own names for install.
for ac_prog in ginstall installbsd scoinst install; do
if test -f $ac_dir/$ac_prog; then
if test $ac_prog = install &&
grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
# AIX install. It has an incompatible calling convention.
# OSF/1 installbsd also uses dspmsg, but is usable.
:
else
ac_cv_path_install="$ac_dir/$ac_prog -c"
break 2
fi
fi
done
;;
esac
done
IFS="$ac_save_IFS"
fi
if test "${ac_cv_path_install+set}" = set; then
INSTALL="$ac_cv_path_install"
else
# As a last resort, use the slow shell script. We don't cache a
# path for INSTALL within a source directory, because that will
# break other packages using the cache if that directory is
# removed, or if the path is relative.
INSTALL="$ac_install_sh"
fi
fi
echo "$ac_t""$INSTALL" 1>&6
# Use test -z because SunOS4 sh mishandles braces in ${var-val}.
# It thinks the first close brace ends the variable substitution.
test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
# Extract the first word of "ranlib", so it can be a program name with args.
set dummy ranlib; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1488: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
if test -n "$RANLIB"; then
ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
else
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/$ac_word; then
ac_cv_prog_RANLIB="ranlib"
break
fi
done
IFS="$ac_save_ifs"
test -z "$ac_cv_prog_RANLIB" && ac_cv_prog_RANLIB=":"
fi
fi
RANLIB="$ac_cv_prog_RANLIB"
if test -n "$RANLIB"; then
echo "$ac_t""$RANLIB" 1>&6
else
echo "$ac_t""no" 1>&6
fi
# Decide whether to use libtool,
# and if so whether to build shared, static, or both flavors of library.
LTSHARED="no"
# Check whether --enable-shared or --disable-shared was given.
if test "${enable_shared+set}" = set; then
enableval="$enable_shared"
LTSHARED="$enableval"
fi
LTSTATIC="no"
# Check whether --enable-static or --disable-static was given.
if test "${enable_static+set}" = set; then
enableval="$enable_static"
LTSTATIC="$enableval"
fi
if test "x$LTSHARED" != xno -o "x$LTSTATIC" != xno; then
USELIBTOOL="yes"
LIBTOOL="./libtool"
O="lo"
A="la"
LN='$(LIBTOOL) --mode=link $(CC)'
INSTALL_LIB='$(LIBTOOL) --mode=install ${INSTALL}'
INSTALL_PROGRAM="\$(LIBTOOL) --mode=install $INSTALL_PROGRAM"
else
USELIBTOOL="no"
LIBTOOL=""
O="o"
A="a"
LN='$(CC)'
INSTALL_LIB="$INSTALL_DATA"
fi
# Configure libtool if needed.
if test $USELIBTOOL = yes; then
disable_shared=
disable_static=
if test "x$LTSHARED" = xno; then
disable_shared="--disable-shared"
fi
if test "x$LTSTATIC" = xno; then
disable_static="--disable-static"
fi
$srcdir/ltconfig $disable_shared $disable_static $srcdir/ltmain.sh
fi
# Select memory manager depending on user input.
# If no "-enable-maxmem", use jmemnobs
MEMORYMGR='jmemnobs.$(O)'
MAXMEM="no"
# Check whether --enable-maxmem or --disable-maxmem was given.
if test "${enable_maxmem+set}" = set; then
enableval="$enable_maxmem"
MAXMEM="$enableval"
fi
# support --with-maxmem for backwards compatibility with IJG V5.
# Check whether --with-maxmem or --without-maxmem was given.
if test "${with_maxmem+set}" = set; then
withval="$with_maxmem"
MAXMEM="$withval"
fi
if test "x$MAXMEM" = xyes; then
MAXMEM=1
fi
if test "x$MAXMEM" != xno; then
if test -n "`echo $MAXMEM | sed 's/[0-9]//g'`"; then
{ echo "configure: error: non-numeric argument to --enable-maxmem" 1>&2; exit 1; }
fi
DEFAULTMAXMEM=`expr $MAXMEM \* 1048576`
cat >> confdefs.h <&6
echo "configure:1596: checking for 'tmpfile()'" >&5
cat > conftest.$ac_ext <
int main() {
FILE * tfile = tmpfile();
; return 0; }
EOF
if { (eval echo configure:1605: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
rm -rf conftest*
echo "$ac_t""yes" 1>&6
MEMORYMGR='jmemansi.$(O)'
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
echo "$ac_t""no" 1>&6
MEMORYMGR='jmemname.$(O)'
cat >> confdefs.h <<\EOF
#define NEED_SIGNAL_CATCHER
EOF
echo $ac_n "checking for 'mktemp()'""... $ac_c" 1>&6
echo "configure:1620: checking for 'mktemp()'" >&5
cat > conftest.$ac_ext <&5; (eval $ac_link) 2>&5; } && test -s conftest; then
rm -rf conftest*
echo "$ac_t""yes" 1>&6
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
echo "$ac_t""no" 1>&6
cat >> confdefs.h <<\EOF
#define NO_MKTEMP
EOF
fi
rm -f conftest*
fi
rm -f conftest*
fi
# Extract the library version ID from jpeglib.h.
echo $ac_n "checking libjpeg version number""... $ac_c" 1>&6
echo "configure:1650: checking libjpeg version number" >&5
JPEG_LIB_VERSION=`sed -e '/^#define JPEG_LIB_VERSION/!d' -e 's/^[^0-9]*\([0-9][0-9]*\).*$/\1/' $srcdir/jpeglib.h`
echo "$ac_t""$JPEG_LIB_VERSION" 1>&6
# Prepare to massage makefile.cfg correctly.
if test $ijg_cv_have_prototypes = yes; then
A2K_DEPS=""
COM_A2K="# "
else
A2K_DEPS="ansi2knr"
COM_A2K=""
fi
# ansi2knr needs -DBSD if string.h is missing
if test $ac_cv_header_string_h = no; then
ANSI2KNRFLAGS="-DBSD"
else
ANSI2KNRFLAGS=""
fi
# Substitutions to enable or disable libtool-related stuff
if test $USELIBTOOL = yes -a $ijg_cv_have_prototypes = yes; then
COM_LT=""
else
COM_LT="# "
fi
if test "x$LTSHARED" != xno; then
FORCE_INSTALL_LIB="install-lib"
else
FORCE_INSTALL_LIB=""
fi
# Set up -I directives
if test "x$srcdir" = x.; then
INCLUDEFLAGS='-I$(srcdir)'
else
INCLUDEFLAGS='-I. -I$(srcdir)'
fi
trap '' 1 2 15
trap 'rm -fr conftest* confdefs* core core.* *.core $ac_clean_files; exit 1' 1 2 15
test "x$prefix" = xNONE && prefix=$ac_default_prefix
# Let make expand exec_prefix.
test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
# Any assignment to VPATH causes Sun make to only execute
# the first set of double-colon rules, so remove it if not needed.
# If there is a colon in the path, we need to keep it.
if test "x$srcdir" = x.; then
ac_vpsub='/^[ ]*VPATH[ ]*=[^:]*$/d'
fi
trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
DEFS=-DHAVE_CONFIG_H
# Without the "./", some shells look in PATH for config.status.
: ${CONFIG_STATUS=./config.status}
echo creating $CONFIG_STATUS
rm -f $CONFIG_STATUS
cat > $CONFIG_STATUS </dev/null | sed 1q`:
#
# $0 $ac_configure_args
#
# Compiler output produced by configure, useful for debugging
# configure, is in ./config.log if it exists.
ac_cs_usage="Usage: $CONFIG_STATUS [--recheck] [--version] [--help]"
for ac_option
do
case "\$ac_option" in
-recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
-version | --version | --versio | --versi | --vers | --ver | --ve | --v)
echo "$CONFIG_STATUS generated by autoconf version 2.12"
exit 0 ;;
-help | --help | --hel | --he | --h)
echo "\$ac_cs_usage"; exit 0 ;;
*) echo "\$ac_cs_usage"; exit 1 ;;
esac
done
ac_given_srcdir=$srcdir
ac_given_INSTALL="$INSTALL"
trap 'rm -fr `echo "Makefile:makefile.cfg jconfig.h:jconfig.cfg" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
EOF
cat >> $CONFIG_STATUS < conftest.subs <<\\CEOF
$ac_vpsub
$extrasub
s%@CFLAGS@%$CFLAGS%g
s%@CPPFLAGS@%$CPPFLAGS%g
s%@CXXFLAGS@%$CXXFLAGS%g
s%@DEFS@%$DEFS%g
s%@LDFLAGS@%$LDFLAGS%g
s%@LIBS@%$LIBS%g
s%@exec_prefix@%$exec_prefix%g
s%@prefix@%$prefix%g
s%@program_transform_name@%$program_transform_name%g
s%@bindir@%$bindir%g
s%@sbindir@%$sbindir%g
s%@libexecdir@%$libexecdir%g
s%@datadir@%$datadir%g
s%@sysconfdir@%$sysconfdir%g
s%@sharedstatedir@%$sharedstatedir%g
s%@localstatedir@%$localstatedir%g
s%@libdir@%$libdir%g
s%@includedir@%$includedir%g
s%@oldincludedir@%$oldincludedir%g
s%@infodir@%$infodir%g
s%@mandir@%$mandir%g
s%@CC@%$CC%g
s%@CPP@%$CPP%g
s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
s%@INSTALL_DATA@%$INSTALL_DATA%g
s%@RANLIB@%$RANLIB%g
s%@LIBTOOL@%$LIBTOOL%g
s%@O@%$O%g
s%@A@%$A%g
s%@LN@%$LN%g
s%@INSTALL_LIB@%$INSTALL_LIB%g
s%@MEMORYMGR@%$MEMORYMGR%g
s%@JPEG_LIB_VERSION@%$JPEG_LIB_VERSION%g
s%@A2K_DEPS@%$A2K_DEPS%g
s%@COM_A2K@%$COM_A2K%g
s%@ANSI2KNRFLAGS@%$ANSI2KNRFLAGS%g
s%@COM_LT@%$COM_LT%g
s%@FORCE_INSTALL_LIB@%$FORCE_INSTALL_LIB%g
s%@INCLUDEFLAGS@%$INCLUDEFLAGS%g
CEOF
EOF
cat >> $CONFIG_STATUS <<\EOF
# Split the substitutions into bite-sized pieces for seds with
# small command number limits, like on Digital OSF/1 and HP-UX.
ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
ac_file=1 # Number of current file.
ac_beg=1 # First line for current file.
ac_end=$ac_max_sed_cmds # Line after last line for current file.
ac_more_lines=:
ac_sed_cmds=""
while $ac_more_lines; do
if test $ac_beg -gt 1; then
sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
else
sed "${ac_end}q" conftest.subs > conftest.s$ac_file
fi
if test ! -s conftest.s$ac_file; then
ac_more_lines=false
rm -f conftest.s$ac_file
else
if test -z "$ac_sed_cmds"; then
ac_sed_cmds="sed -f conftest.s$ac_file"
else
ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file"
fi
ac_file=`expr $ac_file + 1`
ac_beg=$ac_end
ac_end=`expr $ac_end + $ac_max_sed_cmds`
fi
done
if test -z "$ac_sed_cmds"; then
ac_sed_cmds=cat
fi
EOF
cat >> $CONFIG_STATUS <> $CONFIG_STATUS <<\EOF
for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
# Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
case "$ac_file" in
*:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
*) ac_file_in="${ac_file}.in" ;;
esac
# Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
# Remove last slash and all that follows it. Not all systems have dirname.
ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
# The file is in a subdirectory.
test ! -d "$ac_dir" && mkdir "$ac_dir"
ac_dir_suffix="/`echo $ac_dir|sed 's%^\./%%'`"
# A "../" for each directory in $ac_dir_suffix.
ac_dots=`echo $ac_dir_suffix|sed 's%/[^/]*%../%g'`
else
ac_dir_suffix= ac_dots=
fi
case "$ac_given_srcdir" in
.) srcdir=.
if test -z "$ac_dots"; then top_srcdir=.
else top_srcdir=`echo $ac_dots|sed 's%/$%%'`; fi ;;
/*) srcdir="$ac_given_srcdir$ac_dir_suffix"; top_srcdir="$ac_given_srcdir" ;;
*) # Relative path.
srcdir="$ac_dots$ac_given_srcdir$ac_dir_suffix"
top_srcdir="$ac_dots$ac_given_srcdir" ;;
esac
case "$ac_given_INSTALL" in
[/$]*) INSTALL="$ac_given_INSTALL" ;;
*) INSTALL="$ac_dots$ac_given_INSTALL" ;;
esac
echo creating "$ac_file"
rm -f "$ac_file"
configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
case "$ac_file" in
*Makefile*) ac_comsub="1i\\
# $configure_input" ;;
*) ac_comsub= ;;
esac
ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
sed -e "$ac_comsub
s%@configure_input@%$configure_input%g
s%@srcdir@%$srcdir%g
s%@top_srcdir@%$top_srcdir%g
s%@INSTALL@%$INSTALL%g
" $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
fi; done
rm -f conftest.s*
# These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
# NAME is the cpp macro being defined and VALUE is the value it is being given.
#
# ac_d sets the value in "#define NAME VALUE" lines.
ac_dA='s%^\([ ]*\)#\([ ]*define[ ][ ]*\)'
ac_dB='\([ ][ ]*\)[^ ]*%\1#\2'
ac_dC='\3'
ac_dD='%g'
# ac_u turns "#undef NAME" with trailing blanks into "#define NAME VALUE".
ac_uA='s%^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)'
ac_uB='\([ ]\)%\1#\2define\3'
ac_uC=' '
ac_uD='\4%g'
# ac_e turns "#undef NAME" without trailing blanks into "#define NAME VALUE".
ac_eA='s%^\([ ]*\)#\([ ]*\)undef\([ ][ ]*\)'
ac_eB='$%\1#\2define\3'
ac_eC=' '
ac_eD='%g'
if test "${CONFIG_HEADERS+set}" != set; then
EOF
cat >> $CONFIG_STATUS <> $CONFIG_STATUS <<\EOF
fi
for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
# Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
case "$ac_file" in
*:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
*) ac_file_in="${ac_file}.in" ;;
esac
echo creating $ac_file
rm -f conftest.frag conftest.in conftest.out
ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
cat $ac_file_inputs > conftest.in
EOF
# Transform confdefs.h into a sed script conftest.vals that substitutes
# the proper values into config.h.in to produce config.h. And first:
# Protect against being on the right side of a sed subst in config.status.
# Protect against being in an unquoted here document in config.status.
rm -f conftest.vals
cat > conftest.hdr <<\EOF
s/[\\&%]/\\&/g
s%[\\$`]%\\&%g
s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
s%ac_d%ac_u%gp
s%ac_u%ac_e%gp
EOF
sed -n -f conftest.hdr confdefs.h > conftest.vals
rm -f conftest.hdr
# This sed command replaces #undef with comments. This is necessary, for
# example, in the case of _POSIX_SOURCE, which is predefined and required
# on some systems where configure will not decide to define it.
cat >> conftest.vals <<\EOF
EOF
# Break up conftest.vals because some shells have a limit on
# the size of here documents, and old seds have small limits too.
rm -f conftest.tail
while :
do
ac_lines=`grep -c . conftest.vals`
# grep -c gives empty output for an empty file on some AIX systems.
if test -z "$ac_lines" || test "$ac_lines" -eq 0; then break; fi
# Write a limited-size here document to conftest.frag.
echo ' cat > conftest.frag <> $CONFIG_STATUS
sed ${ac_max_here_lines}q conftest.vals >> $CONFIG_STATUS
echo 'CEOF
sed -f conftest.frag conftest.in > conftest.out
rm -f conftest.in
mv conftest.out conftest.in
' >> $CONFIG_STATUS
sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
rm -f conftest.vals
mv conftest.tail conftest.vals
done
rm -f conftest.vals
cat >> $CONFIG_STATUS <<\EOF
rm -f conftest.frag conftest.h
echo "/* $ac_file. Generated automatically by configure. */" > conftest.h
cat conftest.in >> conftest.h
rm -f conftest.in
if cmp -s $ac_file conftest.h 2>/dev/null; then
echo "$ac_file is unchanged"
rm -f conftest.h
else
# Remove last slash and all that follows it. Not all systems have dirname.
ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
if test "$ac_dir" != "$ac_file" && test "$ac_dir" != .; then
# The file is in a subdirectory.
test ! -d "$ac_dir" && mkdir "$ac_dir"
fi
rm -f $ac_file
mv conftest.h $ac_file
fi
fi; done
EOF
cat >> $CONFIG_STATUS <> $CONFIG_STATUS <<\EOF
exit 0
EOF
chmod +x $CONFIG_STATUS
rm -fr confdefs* $ac_clean_files
test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1