nginx/auto/os/linux
Maxim Dounin 1a664a80a9 Configure: catch up with new Linux version numbering (ticket #5).
Catch up with new Linux version numbering scheme as announced at [1] and
suppress unrecognized versions to actually use default 0.

[1] https://lkml.org/lkml/2011/5/29/204
2011-08-13 15:15:50 +00:00

152 lines
3.7 KiB
Plaintext

# Copyright (C) Igor Sysoev
have=NGX_LINUX . auto/have_headers
CORE_INCS="$UNIX_INCS"
CORE_DEPS="$UNIX_DEPS $LINUX_DEPS"
CORE_SRCS="$UNIX_SRCS $LINUX_SRCS"
ngx_spacer='
'
cc_aux_flags="$CC_AUX_FLAGS"
CC_AUX_FLAGS="$cc_aux_flags -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64"
# Linux kernel version
version=$((`uname -r \
| sed -n -e 's/^\([0-9][0-9]*\)\.\([0-9][0-9]*\)\.\([0-9][0-9]*\).*/ \
\1*256*256+\2*256+\3/p' \
-e 's/^\([0-9][0-9]*\)\.\([0-9][0-9]*\).*/\1*256*256+\2*256/p'`))
version=${version:-0}
# enable the rt signals on Linux between 2.2.19 and 2.6.17
if [ \( $version -ge 131603 -a $version -lt 132626 \) -o $EVENT_RTSIG = YES ]
then
echo " + rt signals found"
have=NGX_HAVE_RTSIG . auto/have
EVENT_MODULES="$EVENT_MODULES $RTSIG_MODULE"
CORE_SRCS="$CORE_SRCS $RTSIG_SRCS"
EVENT_FOUND=YES
fi
# posix_fadvise64() had been implemented in 2.5.60
if [ $version -lt 132412 ]; then
have=NGX_HAVE_POSIX_FADVISE . auto/nohave
fi
# epoll, EPOLLET version
ngx_feature="epoll"
ngx_feature_name="NGX_HAVE_EPOLL"
ngx_feature_run=yes
ngx_feature_incs="#include <sys/epoll.h>"
ngx_feature_path=
ngx_feature_libs=
ngx_feature_test="int efd = 0, fd = 1, n;
struct epoll_event ee;
ee.events = EPOLLIN|EPOLLOUT|EPOLLET;
ee.data.ptr = NULL;
efd = epoll_create(100);
if (efd == -1) return 1;"
. auto/feature
if [ $ngx_found = yes ]; then
have=NGX_HAVE_CLEAR_EVENT . auto/have
CORE_SRCS="$CORE_SRCS $EPOLL_SRCS"
EVENT_MODULES="$EVENT_MODULES $EPOLL_MODULE"
EVENT_FOUND=YES
fi
# sendfile()
CC_AUX_FLAGS="$cc_aux_flags -D_GNU_SOURCE"
ngx_feature="sendfile()"
ngx_feature_name="NGX_HAVE_SENDFILE"
ngx_feature_run=yes
ngx_feature_incs="#include <sys/sendfile.h>
#include <errno.h>"
ngx_feature_path=
ngx_feature_libs=
ngx_feature_test="int s = 0, fd = 1;
ssize_t n; off_t off = 0;
n = sendfile(s, fd, &off, 1);
if (n == -1 && errno == ENOSYS) return 1"
. auto/feature
if [ $ngx_found = yes ]; then
CORE_SRCS="$CORE_SRCS $LINUX_SENDFILE_SRCS"
fi
# sendfile64()
CC_AUX_FLAGS="$cc_aux_flags -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64"
ngx_feature="sendfile64()"
ngx_feature_name="NGX_HAVE_SENDFILE64"
ngx_feature_run=yes
ngx_feature_incs="#include <sys/sendfile.h>
#include <errno.h>"
ngx_feature_path=
ngx_feature_libs=
ngx_feature_test="int s = 0, fd = 1;
ssize_t n; off_t off = 0;
n = sendfile(s, fd, &off, 1);
if (n == -1 && errno == ENOSYS) return 1"
. auto/feature
ngx_include="sys/prctl.h"; . auto/include
# prctl(PR_SET_DUMPABLE)
ngx_feature="prctl(PR_SET_DUMPABLE)"
ngx_feature_name="NGX_HAVE_PR_SET_DUMPABLE"
ngx_feature_run=yes
ngx_feature_incs="#include <sys/prctl.h>"
ngx_feature_path=
ngx_feature_libs=
ngx_feature_test="if (prctl(PR_SET_DUMPABLE, 1, 0, 0, 0) == -1) return 1"
. auto/feature
# sched_setaffinity()
ngx_feature="sched_setaffinity()"
ngx_feature_name="NGX_HAVE_SCHED_SETAFFINITY"
ngx_feature_run=no
ngx_feature_incs="#include <sched.h>"
ngx_feature_path=
ngx_feature_libs=
ngx_feature_test="long mask = 0;
sched_setaffinity(0, 32, (cpu_set_t *) &mask)"
. auto/feature
# crypt_r()
ngx_feature="crypt_r()"
ngx_feature_name="NGX_HAVE_GNU_CRYPT_R"
ngx_feature_run=no
ngx_feature_incs="#include <crypt.h>"
ngx_feature_path=
ngx_feature_libs=-lcrypt
ngx_feature_test="struct crypt_data cd;
crypt_r(NULL, NULL, &cd);"
. auto/feature
ngx_include="sys/vfs.h"; . auto/include
CC_AUX_FLAGS="$cc_aux_flags -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64"