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v 1.4.3

    1: 
    2: # Copyright (C) Igor Sysoev
    3: # Copyright (C) Nginx, Inc.
    4: 
    5: 
    6: have=NGX_LINUX . auto/have_headers
    7: 
    8: CORE_INCS="$UNIX_INCS"
    9: CORE_DEPS="$UNIX_DEPS $LINUX_DEPS"
   10: CORE_SRCS="$UNIX_SRCS $LINUX_SRCS"
   11: 
   12: ngx_spacer='
   13: '
   14: 
   15: cc_aux_flags="$CC_AUX_FLAGS"
   16: CC_AUX_FLAGS="$cc_aux_flags -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64"
   17: 
   18: 
   19: # Linux kernel version
   20: 
   21: version=$((`uname -r \
   22:     | sed -n -e 's/^\([0-9][0-9]*\)\.\([0-9][0-9]*\)\.\([0-9][0-9]*\).*/ \
   23:                                                  \1*256*256+\2*256+\3/p' \
   24:              -e 's/^\([0-9][0-9]*\)\.\([0-9][0-9]*\).*/\1*256*256+\2*256/p'`))
   25: 
   26: version=${version:-0}
   27: 
   28: 
   29: # enable the rt signals on Linux between 2.2.19 and 2.6.17
   30: 
   31: if [ \( $version -ge 131603 -a $version -lt 132626 \) -o $EVENT_RTSIG = YES ]
   32: then
   33:     echo " + rt signals found"
   34:     have=NGX_HAVE_RTSIG . auto/have
   35:     EVENT_MODULES="$EVENT_MODULES $RTSIG_MODULE"
   36:     CORE_SRCS="$CORE_SRCS $RTSIG_SRCS"
   37:     EVENT_FOUND=YES
   38: fi
   39: 
   40: 
   41: # posix_fadvise64() had been implemented in 2.5.60
   42: 
   43: if [ $version -lt 132412 ]; then
   44:     have=NGX_HAVE_POSIX_FADVISE . auto/nohave
   45: fi
   46: 
   47: # epoll, EPOLLET version
   48: 
   49: ngx_feature="epoll"
   50: ngx_feature_name="NGX_HAVE_EPOLL"
   51: ngx_feature_run=yes
   52: ngx_feature_incs="#include <sys/epoll.h>"
   53: ngx_feature_path=
   54: ngx_feature_libs=
   55: ngx_feature_test="int efd = 0;
   56:                   struct epoll_event ee;
   57:                   ee.events = EPOLLIN|EPOLLOUT|EPOLLET;
   58:                   ee.data.ptr = NULL;
   59:                   efd = epoll_create(100);
   60:                   if (efd == -1) return 1;"
   61: . auto/feature
   62: 
   63: if [ $ngx_found = yes ]; then
   64:     have=NGX_HAVE_CLEAR_EVENT . auto/have
   65:     CORE_SRCS="$CORE_SRCS $EPOLL_SRCS"
   66:     EVENT_MODULES="$EVENT_MODULES $EPOLL_MODULE"
   67:     EVENT_FOUND=YES
   68: fi
   69: 
   70: 
   71: # sendfile()
   72: 
   73: CC_AUX_FLAGS="$cc_aux_flags -D_GNU_SOURCE"
   74: ngx_feature="sendfile()"
   75: ngx_feature_name="NGX_HAVE_SENDFILE"
   76: ngx_feature_run=yes
   77: ngx_feature_incs="#include <sys/sendfile.h>
   78:                   #include <errno.h>"
   79: ngx_feature_path=
   80: ngx_feature_libs=
   81: ngx_feature_test="int s = 0, fd = 1;
   82:                   ssize_t n; off_t off = 0;
   83:                   n = sendfile(s, fd, &off, 1);
   84:                   if (n == -1 && errno == ENOSYS) return 1"
   85: . auto/feature
   86: 
   87: if [ $ngx_found = yes ]; then
   88:     CORE_SRCS="$CORE_SRCS $LINUX_SENDFILE_SRCS"
   89: fi
   90: 
   91: 
   92: # sendfile64()
   93: 
   94: CC_AUX_FLAGS="$cc_aux_flags -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64"
   95: ngx_feature="sendfile64()"
   96: ngx_feature_name="NGX_HAVE_SENDFILE64"
   97: ngx_feature_run=yes
   98: ngx_feature_incs="#include <sys/sendfile.h>
   99:                   #include <errno.h>"
  100: ngx_feature_path=
  101: ngx_feature_libs=
  102: ngx_feature_test="int s = 0, fd = 1;
  103:                   ssize_t n; off_t off = 0;
  104:                   n = sendfile(s, fd, &off, 1);
  105:                   if (n == -1 && errno == ENOSYS) return 1"
  106: . auto/feature
  107: 
  108: 
  109: ngx_include="sys/prctl.h"; . auto/include
  110: 
  111: # prctl(PR_SET_DUMPABLE)
  112: 
  113: ngx_feature="prctl(PR_SET_DUMPABLE)"
  114: ngx_feature_name="NGX_HAVE_PR_SET_DUMPABLE"
  115: ngx_feature_run=yes
  116: ngx_feature_incs="#include <sys/prctl.h>"
  117: ngx_feature_path=
  118: ngx_feature_libs=
  119: ngx_feature_test="if (prctl(PR_SET_DUMPABLE, 1, 0, 0, 0) == -1) return 1"
  120: . auto/feature
  121: 
  122: 
  123: # sched_setaffinity()
  124: 
  125: ngx_feature="sched_setaffinity()"
  126: ngx_feature_name="NGX_HAVE_SCHED_SETAFFINITY"
  127: ngx_feature_run=no
  128: ngx_feature_incs="#include <sched.h>"
  129: ngx_feature_path=
  130: ngx_feature_libs=
  131: ngx_feature_test="cpu_set_t mask;
  132:                   CPU_ZERO(&mask);
  133:                   sched_setaffinity(0, sizeof(cpu_set_t), &mask)"
  134: . auto/feature
  135: 
  136: 
  137: # crypt_r()
  138: 
  139: ngx_feature="crypt_r()"
  140: ngx_feature_name="NGX_HAVE_GNU_CRYPT_R"
  141: ngx_feature_run=no
  142: ngx_feature_incs="#include <crypt.h>"
  143: ngx_feature_path=
  144: ngx_feature_libs=-lcrypt
  145: ngx_feature_test="struct crypt_data  cd;
  146:                   crypt_r(\"key\", \"salt\", &cd);"
  147: . auto/feature
  148: 
  149: 
  150: ngx_include="sys/vfs.h";     . auto/include
  151: 
  152: 
  153: CC_AUX_FLAGS="$cc_aux_flags -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64"