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use autoconf to check for the existence of sys/poll.h

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@89354 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Luigi Rizzo
2007-11-17 02:57:40 +00:00
parent a638b4a0dc
commit 3b1f69deea
3 changed files with 140 additions and 2 deletions
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137
configure vendored
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@@ -1,5 +1,5 @@
#! /bin/sh
# From configure.ac Revision: 89350 .
# From configure.ac Revision: 89351 .
# Guess values for system-dependent variables and create Makefiles.
# Generated by GNU Autoconf 2.61.
#
@@ -916,6 +916,7 @@ PBX_FFMPEG
ALLOCA
LIBOBJS
POW_LIB
HAS_POLL
GC_CFLAGS
GC_LDFLAGS
AST_DECLARATION_AFTER_STATEMENT
@@ -15139,6 +15140,137 @@ _ACEOF
fi
done
if test "${ac_cv_header_poll_h+set}" = set; then
{ echo "$as_me:$LINENO: checking for poll.h" >&5
echo $ECHO_N "checking for poll.h... $ECHO_C" >&6; }
if test "${ac_cv_header_poll_h+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
fi
{ echo "$as_me:$LINENO: result: $ac_cv_header_poll_h" >&5
echo "${ECHO_T}$ac_cv_header_poll_h" >&6; }
else
# Is the header compilable?
{ echo "$as_me:$LINENO: checking poll.h usability" >&5
echo $ECHO_N "checking poll.h usability... $ECHO_C" >&6; }
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$ac_includes_default
#include <poll.h>
_ACEOF
rm -f conftest.$ac_objext
if { (ac_try="$ac_compile"
case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
(eval "$ac_compile") 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } && {
test -z "$ac_c_werror_flag" ||
test ! -s conftest.err
} && test -s conftest.$ac_objext; then
ac_header_compiler=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_header_compiler=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
{ echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
echo "${ECHO_T}$ac_header_compiler" >&6; }
# Is the header present?
{ echo "$as_me:$LINENO: checking poll.h presence" >&5
echo $ECHO_N "checking poll.h presence... $ECHO_C" >&6; }
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <poll.h>
_ACEOF
if { (ac_try="$ac_cpp conftest.$ac_ext"
case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
(eval "$ac_cpp conftest.$ac_ext") 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } >/dev/null && {
test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
test ! -s conftest.err
}; then
ac_header_preproc=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_header_preproc=no
fi
rm -f conftest.err conftest.$ac_ext
{ echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
echo "${ECHO_T}$ac_header_preproc" >&6; }
# So? What about this header?
case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
yes:no: )
{ echo "$as_me:$LINENO: WARNING: poll.h: accepted by the compiler, rejected by the preprocessor!" >&5
echo "$as_me: WARNING: poll.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
{ echo "$as_me:$LINENO: WARNING: poll.h: proceeding with the compiler's result" >&5
echo "$as_me: WARNING: poll.h: proceeding with the compiler's result" >&2;}
ac_header_preproc=yes
;;
no:yes:* )
{ echo "$as_me:$LINENO: WARNING: poll.h: present but cannot be compiled" >&5
echo "$as_me: WARNING: poll.h: present but cannot be compiled" >&2;}
{ echo "$as_me:$LINENO: WARNING: poll.h: check for missing prerequisite headers?" >&5
echo "$as_me: WARNING: poll.h: check for missing prerequisite headers?" >&2;}
{ echo "$as_me:$LINENO: WARNING: poll.h: see the Autoconf documentation" >&5
echo "$as_me: WARNING: poll.h: see the Autoconf documentation" >&2;}
{ echo "$as_me:$LINENO: WARNING: poll.h: section \"Present But Cannot Be Compiled\"" >&5
echo "$as_me: WARNING: poll.h: section \"Present But Cannot Be Compiled\"" >&2;}
{ echo "$as_me:$LINENO: WARNING: poll.h: proceeding with the preprocessor's result" >&5
echo "$as_me: WARNING: poll.h: proceeding with the preprocessor's result" >&2;}
{ echo "$as_me:$LINENO: WARNING: poll.h: in the future, the compiler will take precedence" >&5
echo "$as_me: WARNING: poll.h: in the future, the compiler will take precedence" >&2;}
;;
esac
{ echo "$as_me:$LINENO: checking for poll.h" >&5
echo $ECHO_N "checking for poll.h... $ECHO_C" >&6; }
if test "${ac_cv_header_poll_h+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
ac_cv_header_poll_h=$ac_header_preproc
fi
{ echo "$as_me:$LINENO: result: $ac_cv_header_poll_h" >&5
echo "${ECHO_T}$ac_cv_header_poll_h" >&6; }
fi
if test $ac_cv_header_poll_h = yes; then
HAS_POLL=1
fi
# https support (in main/http.c) uses funopen on BSD systems,
# fopencookie on linux
@@ -58290,6 +58422,7 @@ PBX_FFMPEG!$PBX_FFMPEG$ac_delim
ALLOCA!$ALLOCA$ac_delim
LIBOBJS!$LIBOBJS$ac_delim
POW_LIB!$POW_LIB$ac_delim
HAS_POLL!$HAS_POLL$ac_delim
GC_CFLAGS!$GC_CFLAGS$ac_delim
GC_LDFLAGS!$GC_LDFLAGS$ac_delim
AST_DECLARATION_AFTER_STATEMENT!$AST_DECLARATION_AFTER_STATEMENT$ac_delim
@@ -58325,7 +58458,7 @@ CURL_CONFIG!$CURL_CONFIG$ac_delim
LTLIBOBJS!$LTLIBOBJS$ac_delim
_ACEOF
if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 39; then
if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 40; then
break
elif $ac_last_try; then
{ { echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5