File: log4c.m4

package info (click to toggle)
log4c 1.2.4-2
  • links: PTS
  • area: main
  • in suites: bullseye, sid
  • size: 2,808 kB
  • sloc: sh: 11,246; ansic: 8,645; makefile: 680; lex: 134; cpp: 6
file content (179 lines) | stat: -rw-r--r-- 7,967 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
# Configure paths for LOG4C
# Owen Taylor     97-11-3

dnl AM_PATH_LOG4C([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
dnl Test for LOG4C, and define LOG4C_CFLAGS and LOG4C_LIBS
dnl
AC_DEFUN([AM_PATH_LOG4C],
[dnl 
dnl Get the cflags and libraries from the log4c-config script
dnl
AC_ARG_WITH(log4c-prefix,[  --with-log4c-prefix=PFX   Prefix where LOG4C is installed (optional)],
            log4c_config_prefix="$withval", log4c_config_prefix="")
AC_ARG_WITH(log4c-exec-prefix,[  --with-log4c-exec-prefix=PFX Exec prefix where LOG4C is installed (optional)],
            log4c_config_exec_prefix="$withval", log4c_config_exec_prefix="")
AC_ARG_ENABLE(log4ctest, [  --disable-log4ctest       Do not try to compile and run a test LOG4C program],
		    , enable_log4ctest=yes)

  if test x$log4c_config_exec_prefix != x ; then
     log4c_config_args="$log4c_config_args --exec-prefix=$log4c_config_exec_prefix"
     if test x${LOG4C_CONFIG+set} != xset ; then
        LOG4C_CONFIG=$log4c_config_exec_prefix/bin/log4c-config
     fi
  fi
  if test x$log4c_config_prefix != x ; then
     log4c_config_args="$log4c_config_args --prefix=$log4c_config_prefix"
     if test x${LOG4C_CONFIG+set} != xset ; then
        LOG4C_CONFIG=$log4c_config_prefix/bin/log4c-config
     fi
  fi

  AC_PATH_PROG(LOG4C_CONFIG, log4c-config, no)
  min_log4c_version=ifelse([$1], ,0.99.7,$1)
  AC_MSG_CHECKING(for LOG4C - version >= $min_log4c_version)
  no_log4c=""
  if test "$LOG4C_CONFIG" = "no" ; then
    no_log4c=yes
  else
    LOG4C_CFLAGS=`$LOG4C_CONFIG $log4c_config_args --cflags`
    LOG4C_LIBS=`$LOG4C_CONFIG $log4c_config_args --libs`
    log4c_config_major_version=`$LOG4C_CONFIG $log4c_config_args --version | \
           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
    log4c_config_minor_version=`$LOG4C_CONFIG $log4c_config_args --version | \
           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
    log4c_config_micro_version=`$LOG4C_CONFIG $log4c_config_args --version | \
           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
    if test "x$enable_log4ctest" = "xyes" ; then
      ac_save_CFLAGS="$CFLAGS"
      ac_save_LIBS="$LIBS"
      CFLAGS="$CFLAGS $LOG4C_CFLAGS"
      LIBS="$LOG4C_LIBS $LIBS"
dnl
dnl Now check if the installed LOG4C is sufficiently new. (Also sanity
dnl checks the results of log4c-config to some extent
dnl
      rm -f conf.log4ctest
      AC_TRY_RUN([
#include <log4c.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int 
main ()
{
  int major, minor, micro;
  char *tmp_version;

  system ("touch conf.log4ctest");

  /* HP/UX 9 (%@#!) writes to sscanf strings */
  tmp_version = strdup("$min_log4c_version");
  if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
     printf("%s, bad version string\n", "$min_log4c_version");
     exit(1);
   }

  if ((log4c_major_version != $log4c_config_major_version) ||
      (log4c_minor_version != $log4c_config_minor_version) ||
      (log4c_micro_version != $log4c_config_micro_version))
    {
      printf("\n*** 'log4c-config --version' returned %d.%d.%d, but LOG4C (%d.%d.%d)\n", 
             $log4c_config_major_version, $log4c_config_minor_version, $log4c_config_micro_version,
             log4c_major_version, log4c_minor_version, log4c_micro_version);
      printf ("*** was found! If log4c-config was correct, then it is best\n");
      printf ("*** to remove the old version of LOG4C. You may also be able to fix the error\n");
      printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
      printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
      printf("*** required on your system.\n");
      printf("*** If log4c-config was wrong, set the environment variable LOG4C_CONFIG\n");
      printf("*** to point to the correct copy of log4c-config, and remove the file config.cache\n");
      printf("*** before re-running configure\n");
    } 
  else if ((log4c_major_version != LOG4C_MAJOR_VERSION) ||
	   (log4c_minor_version != LOG4C_MINOR_VERSION) ||
           (log4c_micro_version != LOG4C_MICRO_VERSION))
    {
      printf("*** LOG4C header files (version %d.%d.%d) do not match\n",
	     LOG4C_MAJOR_VERSION, LOG4C_MINOR_VERSION, LOG4C_MICRO_VERSION);
      printf("*** library (version %d.%d.%d)\n",
	     log4c_major_version, log4c_minor_version, log4c_micro_version);
    }
  else
    {
      if ((log4c_major_version > major) ||
        ((log4c_major_version == major) && (log4c_minor_version > minor)) ||
        ((log4c_major_version == major) && (log4c_minor_version == minor) && (log4c_micro_version >= micro)))
      {
        return 0;
       }
     else
      {
        printf("\n*** An old version of LOG4C (%d.%d.%d) was found.\n",
               log4c_major_version, log4c_minor_version, log4c_micro_version);
        printf("*** You need a version of LOG4C newer than %d.%d.%d. The latest version of\n",
	       major, minor, micro);
        printf("***\n");
        printf("*** If you have already installed a sufficiently new version, this error\n");
        printf("*** probably means that the wrong copy of the log4c-config shell script is\n");
        printf("*** being found. The easiest way to fix this is to remove the old version\n");
        printf("*** of LOG4C, but you can also set the LOG4C_CONFIG environment to point to the\n");
        printf("*** correct copy of log4c-config. (In this case, you will have to\n");
        printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
        printf("*** so that the correct libraries are found at run-time))\n");
      }
    }
  return 1;
}
],, no_log4c=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
       CFLAGS="$ac_save_CFLAGS"
       LIBS="$ac_save_LIBS"
     fi
  fi
  if test "x$no_log4c" = x ; then
     AC_MSG_RESULT(yes)
     ifelse([$2], , :, [$2])     
  else
     AC_MSG_RESULT(no)
     if test "$LOG4C_CONFIG" = "no" ; then
       echo "*** The log4c-config script installed by LOG4C could not be found"
       echo "*** If LOG4C was installed in PREFIX, make sure PREFIX/bin is in"
       echo "*** your path, or set the LOG4C_CONFIG environment variable to the"
       echo "*** full path to log4c-config."
     else
       if test -f conf.log4ctest ; then
        :
       else
          echo "*** Could not run LOG4C test program, checking why..."
          CFLAGS="$CFLAGS $LOG4C_CFLAGS"
          LIBS="$LIBS $LOG4C_LIBS"
          AC_TRY_LINK([
#include <log4c.h>
#include <stdio.h>
],      [ return ((log4c_major_version) || (log4c_minor_version) || (log4c_micro_version)); ],
        [ echo "*** The test program compiled, but did not run. This usually means"
          echo "*** that the run-time linker is not finding LOG4C or finding the wrong"
          echo "*** version of LOG4C. If it is not finding LOG4C, you'll need to set your"
          echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
          echo "*** to the installed location  Also, make sure you have run ldconfig if that"
          echo "*** is required on your system"
	  echo "***"
          echo "*** If you have an old version installed, it is best to remove it, although"
          echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
          echo "***" ],
        [ echo "*** The test program failed to compile or link. See the file config.log for the"
          echo "*** exact error that occured. This usually means LOG4C was incorrectly installed"
          echo "*** or that you have moved LOG4C since it was installed. In the latter case, you"
          echo "*** may want to edit the log4c-config script: $LOG4C_CONFIG" ])
          CFLAGS="$ac_save_CFLAGS"
          LIBS="$ac_save_LIBS"
       fi
     fi
     LOG4C_CFLAGS=""
     LOG4C_LIBS=""
     ifelse([$3], , :, [$3])
  fi
  AC_SUBST(LOG4C_CFLAGS)
  AC_SUBST(LOG4C_LIBS)
  rm -f conf.log4ctest
])