📄 configure
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struct s1 {int (*f) (int a);};struct s2 {int (*f) (double a);};int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);int argc;char **argv;int main() {return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1];; return 0; }EOFif { (eval echo configure:1289: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then rm -rf conftest* am_cv_prog_cc_stdc="$ac_arg"; breakelse echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5firm -f conftest*doneCC="$ac_save_CC"fiif test -z "$am_cv_prog_cc_stdc"; then echo "$ac_t""none needed" 1>&6else echo "$ac_t""$am_cv_prog_cc_stdc" 1>&6ficase "x$am_cv_prog_cc_stdc" in x|xno) ;; *) CC="$CC $am_cv_prog_cc_stdc" ;;esacecho $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6echo "configure:1313: checking how to run the C preprocessor" >&5# On Suns, sometimes $CPP names a directory.if test -n "$CPP" && test -d "$CPP"; then CPP=fiif test -z "$CPP"; thenif eval "test \"`echo '$''{'ac_cv_prog_CPP'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else # This must be in double quotes, not single quotes, because CPP may get # substituted into the Makefile and "${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 <<EOF#line 1328 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:1334: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`if test -z "$ac_err"; then :else echo "$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.$ac_ext <<EOF#line 1345 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:1351: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`if test -z "$ac_err"; then :else echo "$ac_err" >&5 echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -rf conftest* CPP="${CC-cc} -nologo -E" cat > conftest.$ac_ext <<EOF#line 1362 "configure"#include "confdefs.h"#include <assert.h>Syntax ErrorEOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:1368: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`if test -z "$ac_err"; then :else echo "$ac_err" >&5 echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -rf conftest* CPP=/lib/cppfirm -f conftest*firm -f conftest*firm -f conftest* ac_cv_prog_CPP="$CPP"fi CPP="$ac_cv_prog_CPP"else ac_cv_prog_CPP="$CPP"fiecho "$ac_t""$CPP" 1>&6echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6echo "configure:1393: checking for ANSI C header files" >&5if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else cat > conftest.$ac_ext <<EOF#line 1398 "configure"#include "confdefs.h"#include <stdlib.h>#include <stdarg.h>#include <string.h>#include <float.h>EOFac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"{ (eval echo configure:1406: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`if test -z "$ac_err"; then rm -rf conftest* ac_cv_header_stdc=yeselse echo "$ac_err" >&5 echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -rf conftest* ac_cv_header_stdc=nofirm -f conftest*if test $ac_cv_header_stdc = yes; then # SunOS 4.x string.h does not declare mem*, contrary to ANSI.cat > conftest.$ac_ext <<EOF#line 1423 "configure"#include "confdefs.h"#include <string.h>EOFif (eval "$ac_cpp conftest.$ac_ext") 2>&5 | egrep "memchr" >/dev/null 2>&1; then :else rm -rf conftest* ac_cv_header_stdc=nofirm -f conftest*fiif test $ac_cv_header_stdc = yes; then # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.cat > conftest.$ac_ext <<EOF#line 1441 "configure"#include "confdefs.h"#include <stdlib.h>EOFif (eval "$ac_cpp conftest.$ac_ext") 2>&5 | egrep "free" >/dev/null 2>&1; then :else rm -rf conftest* ac_cv_header_stdc=nofirm -f conftest*fiif test $ac_cv_header_stdc = yes; then # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.if test "$cross_compiling" = yes; then :else cat > conftest.$ac_ext <<EOF#line 1462 "configure"#include "confdefs.h"#include <ctype.h>#define ISLOWER(c) ('a' <= (c) && (c) <= 'z')#define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))int main () { int i; for (i = 0; i < 256; i++)if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);exit (0); }EOFif { (eval echo configure:1473: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/nullthen :else echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 rm -fr conftest* ac_cv_header_stdc=nofirm -fr conftest*fififiecho "$ac_t""$ac_cv_header_stdc" 1>&6if test $ac_cv_header_stdc = yes; then cat >> confdefs.h <<\EOF#define STDC_HEADERS 1EOFfi# Check whether --enable-shared or --disable-shared was given.if test "${enable_shared+set}" = set; then enableval="$enable_shared" p=${PACKAGE-default}case "$enableval" inyes) enable_shared=yes ;;no) enable_shared=no ;;*) enable_shared=no # Look at the argument we got. We use all the common list separators. IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," for pkg in $enableval; do if test "X$pkg" = "X$p"; then enable_shared=yes fi done IFS="$ac_save_ifs" ;;esacelse enable_shared=yesfi# Check whether --enable-static or --disable-static was given.if test "${enable_static+set}" = set; then enableval="$enable_static" p=${PACKAGE-default}case "$enableval" inyes) enable_static=yes ;;no) enable_static=no ;;*) enable_static=no # Look at the argument we got. We use all the common list separators. IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," for pkg in $enableval; do if test "X$pkg" = "X$p"; then enable_static=yes fi done IFS="$ac_save_ifs" ;;esacelse enable_static=yesfi# Check whether --enable-fast-install or --disable-fast-install was given.if test "${enable_fast_install+set}" = set; then enableval="$enable_fast_install" p=${PACKAGE-default}case "$enableval" inyes) enable_fast_install=yes ;;no) enable_fast_install=no ;;*) enable_fast_install=no # Look at the argument we got. We use all the common list separators. IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," for pkg in $enableval; do if test "X$pkg" = "X$p"; then enable_fast_install=yes fi done IFS="$ac_save_ifs" ;;esacelse enable_fast_install=yesfi# Make sure we can run config.sub.if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then :else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }fiecho $ac_n "checking host system type""... $ac_c" 1>&6echo "configure:1572: checking host system type" >&5host_alias=$hostcase "$host_alias" inNONE) case $nonopt in NONE) if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then : else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; } fi ;; *) host_alias=$nonopt ;; esac ;;esachost=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias`host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`echo "$ac_t""$host" 1>&6echo $ac_n "checking build system type""... $ac_c" 1>&6echo "configure:1593: checking build system type" >&5build_alias=$buildcase "$build_alias" inNONE) case $nonopt in NONE) build_alias=$host_alias ;; *) build_alias=$nonopt ;; esac ;;esacbuild=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`echo "$ac_t""$build" 1>&6# Extract the first word of "ranlib", so it can be a program name with args.set dummy ranlib; ac_word=$2echo $ac_n "checking for $ac_word""... $ac_c" 1>&6echo "configure:1613: checking for $ac_word" >&5if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else if test -n "$RANLIB"; then ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.else IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=":" ac_dummy="$PATH" for ac_dir in $ac_dummy; do test -z "$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=":"fifiRANLIB="$ac_cv_prog_RANLIB"if test -n "$RANLIB"; then echo "$ac_t""$RANLIB" 1>&6else echo "$ac_t""no" 1>&6fi# Check whether --with-gnu-ld or --without-gnu-ld was given.if test "${with_gnu_ld+set}" = set; then withval="$with_gnu_ld" test "$withval" = no || with_gnu_ld=yeselse with_gnu_ld=nofiac_prog=ldif test "$ac_cv_prog_gcc" = yes; then # Check if gcc -print-prog-name=ld gives a path. echo $ac_n "checking for ld used by GCC""... $ac_c" 1>&6echo "configure:1652: checking for ld used by GCC" >&5 ac_prog=`($CC -print-prog-name=ld) 2>&5` case "$ac_prog" in # Accept absolute paths. [\\/]* | [A-Za-z]:[\\/]*) re_direlt='/[^/][^/]*/\.\./' # Canonicalize the path of ld ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'` while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` done test -z "$LD" && LD="$ac_prog" ;; "") # If it fails, then pretend we aren't using GCC. ac_prog=ld ;; *) # If it is relative, then search for the first ld in PATH. with_gnu_ld=unknown ;; esacelif test "$with_gnu_ld" = yes; then echo $ac_n "checking for GNU ld""... $ac_c" 1>&6echo "configure:1676: checking for GNU ld" >&5else echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6echo "configure:1679: checking for non-GNU ld" >&5fiif eval "test \"`echo '$''{'ac_cv_path_LD'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6else if test -z "$LD"; then IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}" for ac_dir in $PATH; do test -z "$ac_dir" && ac_dir=. if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then ac_cv_path_LD="$ac_dir/$ac_prog" # Check to see if the program is GNU ld. I'd rather use --version, # but apparently some GNU ld's only accept -v. # Break only if it was the GNU/non-GNU ld that we prefer. if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then test "$with_gnu_ld" != no && break else test "$with_gnu_ld" != yes && break fi fi done IFS="$ac_save_ifs"else
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