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Diffstat (limited to 'zlib/configure')
-rwxr-xr-xzlib/configure81
1 files changed, 26 insertions, 55 deletions
diff --git a/zlib/configure b/zlib/configure
index 526f7f86581..a7a23cff103 100755
--- a/zlib/configure
+++ b/zlib/configure
@@ -2317,7 +2317,7 @@ EOF
# We ignore --with-system-zlib in this case.
target_all=libzgcj.la
else
- for ac_hdr in stdlib.h unistd.h sys/stat.h sys/types.h
+ for ac_hdr in unistd.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
@@ -2449,24 +2449,11 @@ else
#include <fcntl.h>
#include <sys/mman.h>
-#if HAVE_SYS_TYPES_H
-# include <sys/types.h>
-#endif
-
-#if HAVE_STDLIB_H
-# include <stdlib.h>
-#endif
-
-#if HAVE_SYS_STAT_H
-# include <sys/stat.h>
-#endif
-
-#if HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-
/* This mess was copied from the GNU getpagesize.h. */
#ifndef HAVE_GETPAGESIZE
+# ifdef HAVE_UNISTD_H
+# include <unistd.h>
+# endif
/* Assume that all systems that can run configure have sys/param.h. */
# ifndef HAVE_SYS_PARAM_H
@@ -2574,7 +2561,7 @@ main()
}
EOF
-if { (eval echo configure:2578: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2565: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
ac_cv_func_mmap_fixed_mapped=yes
else
@@ -2599,12 +2586,12 @@ fi
for ac_func in memcpy strerror
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2603: checking for $ac_func" >&5
+echo "configure:2590: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 2608 "configure"
+#line 2595 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $ac_func(); below. */
@@ -2627,7 +2614,7 @@ $ac_func();
; return 0; }
EOF
-if { (eval echo configure:2631: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2618: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_func_$ac_func=yes"
else
@@ -2654,7 +2641,7 @@ done
if test "$with_system_zlib" = yes; then
echo $ac_n "checking for deflate in -lz""... $ac_c" 1>&6
-echo "configure:2658: checking for deflate in -lz" >&5
+echo "configure:2645: checking for deflate in -lz" >&5
ac_lib_var=`echo z'_'deflate | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
@@ -2662,7 +2649,7 @@ else
ac_save_LIBS="$LIBS"
LIBS="-lz $LIBS"
cat > conftest.$ac_ext <<EOF
-#line 2666 "configure"
+#line 2653 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error. */
/* We use char because int might match the return type of a gcc2
@@ -2673,7 +2660,7 @@ int main() {
deflate()
; return 0; }
EOF
-if { (eval echo configure:2677: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2664: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_lib_$ac_lib_var=yes"
else
@@ -2705,17 +2692,17 @@ for ac_hdr in unistd.h
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2709: checking for $ac_hdr" >&5
+echo "configure:2696: checking for $ac_hdr" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 2714 "configure"
+#line 2701 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2719: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2706: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
if test -z "$ac_err"; then
rm -rf conftest*
@@ -2752,6 +2739,9 @@ else
fi
if test "$GCC" = yes && $CC -print-multi-os-directory > /dev/null 2>&1; then
multiosdir=/`$CC -print-multi-os-directory`
+ case $multiosdir in
+ /.) multiosdir= ;; # Avoid trailing /.
+ esac
else
multiosdir=
fi
@@ -2841,34 +2831,15 @@ trap 'rm -f $CONFIG_STATUS conftest*; exit 1' 1 2 15
# Transform confdefs.h into DEFS.
# Protect against shell expansion while executing Makefile rules.
# Protect against Makefile macro expansion.
-#
-# If the first sed substitution is executed (which looks for macros that
-# take arguments), then we branch to the quote section. Otherwise,
-# look for a macro that doesn't take arguments.
-cat >confdef2opt.sed <<\_ACEOF
-t clear
-: clear
-s,^[ ]*#[ ]*define[ ][ ]*\([^ (][^ (]*([^)]*)\)[ ]*\(.*\),-D\1=\2,g
-t quote
-s,^[ ]*#[ ]*define[ ][ ]*\([^ ][^ ]*\)[ ]*\(.*\),-D\1=\2,g
-t quote
-d
-: quote
-s,[ `~#$^&*(){}\\|;'"<>?],\\&,g
-s,\[,\\&,g
-s,\],\\&,g
-s,\$,$$,g
-p
-_ACEOF
-# We use echo to avoid assuming a particular line-breaking character.
-# The extra dot is to prevent the shell from consuming trailing
-# line-breaks from the sub-command output. A line-break within
-# single-quotes doesn't work because, if this script is created in a
-# platform that uses two characters for line-breaks (e.g., DOS), tr
-# would break.
-ac_LF_and_DOT=`echo; echo .`
-DEFS=`sed -n -f confdef2opt.sed confdefs.h | tr "$ac_LF_and_DOT" ' .'`
-rm -f confdef2opt.sed
+cat > conftest.defs <<\EOF
+s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%-D\1=\2%g
+s%[ `~#$^&*(){}\\|;'"<>?]%\\&%g
+s%\[%\\&%g
+s%\]%\\&%g
+s%\$%$$%g
+EOF
+DEFS=`sed -f conftest.defs confdefs.h | tr '\012' ' '`
+rm -f conftest.defs
# Without the "./", some shells look in PATH for config.status.