← Back to branch summary

~brianaker/libmemcached/gear-clean

« back to all changes in this revision

Viewing changes to m4/uuid.m4

  • Committer: Brian Aker
  • Date: 2012-09-24 01:36:01 UTC
  • mto: This revision was merged to the branch mainline in revision 1072.
  • Revision ID: brian@tangent.org-20120924013601-4f0zeykol10ka6so
Updates from ddm4

Show diffs side-by-side

added added

removed removed

Lines of Context:
m4/uuid.m4
1
 
# ===========================================================================
2
 
# http://
3
 
# ===========================================================================
4
 
#
5
 
# SYNOPSIS
6
 
#
7
 
#   AX_UUID
8
 
#   AX_UUID_GENERATE_TIME_SAFE
9
 
#
10
 
# DESCRIPTION
11
 
#
12
 
#   Check for uuid, and uuid_generate_time_safe support.
13
 
#
14
 
# LICENSE
15
 
#
16
 
#   Copyright (c) 2012 Brian Aker <brian@tangent.org>
17
 
#
18
 
#   Copying and distribution of this file, with or without modification, are
19
 
#   permitted in any medium without royalty provided the copyright notice
20
 
#   and this notice are preserved. This file is offered as-is, without any
21
 
#   warranty.
22
 
 
23
 
#serial 3
24
 
 
25
 
AC_DEFUN([AX_UUID], [
26
 
    AC_CHECK_HEADER([uuid/uuid.h], [
27
 
      AC_CACHE_CHECK([check to see if -luuid is not needed], [ax_cv_libuuid_is_required], [
28
 
        AC_LANG_PUSH([C])
29
 
        AC_RUN_IFELSE([
30
 
          AC_LANG_PROGRAM([#include <uuid/uuid.h>], [
31
 
            uuid_t out;
32
 
            uuid_generate(out);
33
 
            ])],
34
 
          [ax_cv_libuuid_is_required=no],
35
 
          [ax_cv_libuuid_is_required=maybe],
36
 
          [AC_MSG_WARN([test program execution failed])])
37
 
        AC_LANG_POP
38
 
        ])
39
 
 
40
 
      AS_IF([test "$ax_cv_libuuid_is_required" = maybe], [
41
 
        AC_CACHE_CHECK([check to see if -luuid is needed], [ax_cv_libuuid_works], [
42
 
          save_LIBS="$LIBS"
43
 
          LIBS="-luuid $LIBS"
44
 
          AC_LANG_PUSH([C])
45
 
          AC_RUN_IFELSE([
46
 
            AC_LANG_PROGRAM([#include <uuid/uuid.h>], [
47
 
              uuid_t out;
48
 
              uuid_generate(out);
49
 
              ])],
50
 
            [ax_cv_libuuid_works=yes],
51
 
            [ax_cv_libuuid_works=no],
52
 
            [AC_MSG_WARN([test program execution failed])])
53
 
          AC_LANG_POP
54
 
          LIBS="$save_LIBS"
55
 
          ])
56
 
        AS_IF([test "$ax_cv_libuuid_works" = yes], [
57
 
          AC_SUBST([LIBUUID_LDFLAGS],[-luuid])])
58
 
        ])
59
 
 
60
 
      AS_IF([test "$ax_cv_libuuid_is_required" = no], [UUID_UUID_H=yes])
61
 
      AS_IF([test "$ax_cv_libuuid_works" = yes], [UUID_UUID_H=yes])
62
 
      ])
63
 
 
64
 
  AS_IF([test "$UUID_UUID_H" = yes], [
65
 
      AC_DEFINE([HAVE_UUID_UUID_H], [1], [Have uuid/uuid.h])
66
 
      ],[
67
 
      AC_DEFINE([HAVE_UUID_UUID_H], [0], [Have uuid/uuid.h])
68
 
      ])
69
 
  ])
70
 
 
71
 
  AC_DEFUN([AX_UUID_GENERATE_TIME_SAFE], [
72
 
      AC_REQUIRE([AX_UUID])
73
 
      AC_CACHE_CHECK([for uuid_generate_time_safe], [ax_cv_uuid_generate_time_safe], [
74
 
        save_LIBS="$LIBS"
75
 
        LIBS="$LIBUUID_LDFLAGS $LIBS"
76
 
        AC_LANG_PUSH([C])
77
 
        AC_RUN_IFELSE([
78
 
          AC_LANG_PROGRAM([#include <uuid/uuid.h>], [
79
 
            uuid_t out;
80
 
            uuid_generate_time_safe(out);
81
 
            ])],
82
 
          [ax_cv_uuid_generate_time_safe=yes],
83
 
          [ax_cv_uuid_generate_time_safe=no],
84
 
          [AC_MSG_WARN([test program execution failed])])
85
 
        AC_LANG_POP
86
 
        LIBS="$save_LIBS"
87
 
        ])
88
 
 
89
 
      AS_IF([test "$ax_cv_uuid_generate_time_safe" = yes],[
90
 
        AC_DEFINE(HAVE_UUID_GENERATE_TIME_SAFE,[1],[Define if uuid_generate_time_safe is present in uuid/uuid.h.])],[
91
 
        AC_DEFINE(HAVE_UUID_GENERATE_TIME_SAFE,[0],[Define if uuid_generate_time_safe is present in uuid/uuid.h.])
92
 
        ])
93
 
      ])