/usr/share/aclocal/log4cpp.m4 is in liblog4cpp5-dev 1.0-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | # Configure paths for LOG4CPP
# Owen Taylor 97-11-3
dnl AM_PATH_LOG4CPP([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
dnl Test for LOG4CPP, and define LOG4CPP_CFLAGS and LOG4CPP_LIBS
dnl
AC_DEFUN([AM_PATH_LOG4CPP],
[dnl
dnl Get the cflags and libraries from the log4cpp-config script
dnl
AC_ARG_WITH(log4cpp-prefix,[ --with-log4cpp-prefix=PFX Prefix where LOG4CPP is installed (optional)],
log4cpp_config_prefix="$withval", log4cpp_config_prefix="")
AC_ARG_WITH(log4cpp-exec-prefix,[ --with-log4cpp-exec-prefix=PFX Exec prefix where LOG4CPP is installed (optional)],
log4cpp_config_exec_prefix="$withval", log4cpp_config_exec_prefix="")
AC_ARG_ENABLE(log4cpptest, [ --disable-log4cpptest Do not try to compile and run a test LOG4CPP program],
, enable_log4cpptest=yes)
if test x$log4cpp_config_exec_prefix != x ; then
log4cpp_config_args="$log4cpp_config_args --exec-prefix=$log4cpp_config_exec_prefix"
if test x${LOG4CPP_CONFIG+set} != xset ; then
LOG4CPP_CONFIG=$log4cpp_config_exec_prefix/bin/log4cpp-config
fi
fi
if test x$log4cpp_config_prefix != x ; then
log4cpp_config_args="$log4cpp_config_args --prefix=$log4cpp_config_prefix"
if test x${LOG4CPP_CONFIG+set} != xset ; then
LOG4CPP_CONFIG=$log4cpp_config_prefix/bin/log4cpp-config
fi
fi
AC_PATH_PROG(LOG4CPP_CONFIG, log4cpp-config, no)
min_log4cpp_version=ifelse([$1], ,0.99.7,$1)
AC_MSG_CHECKING(for LOG4CPP - version >= $min_log4cpp_version)
no_log4cpp=""
if test "$LOG4CPP_CONFIG" = "no" ; then
no_log4cpp=yes
else
LOG4CPP_CFLAGS=`$LOG4CPP_CONFIG $log4cpp_config_args --cflags`
LOG4CPP_LIBS=`$LOG4CPP_CONFIG $log4cpp_config_args --libs`
log4cpp_config_major_version=`$LOG4CPP_CONFIG $log4cpp_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
log4cpp_config_minor_version=`$LOG4CPP_CONFIG $log4cpp_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
log4cpp_config_micro_version=`$LOG4CPP_CONFIG $log4cpp_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
if test "x$enable_log4cpptest" = "xyes" ; then
ac_save_CFLAGS="$CFLAGS"
ac_save_CXXFLAGS="$CXXFLAGS"
ac_save_LIBS="$LIBS"
CFLAGS="$CFLAGS $LOG4CPP_CFLAGS"
CXXFLAGS="$CXXFLAGS $LOG4CPP_CFLAGS"
LIBS="$LOG4CPP_LIBS $LIBS"
dnl
dnl Now check if the installed LOG4CPP is sufficiently new. (Also sanity
dnl checks the results of log4cpp-config to some extent
dnl
rm -f conf.log4cpptest
AC_TRY_RUN([
#include <log4cpp/Category.hh>
#include <stdio.h>
#include <stdlib.h>
int
main ()
{
int log4cpp_major, log4cpp_minor, log4cpp_micro;
int major, minor, micro;
char *tmp_version;
char *tmp_log4cpp_version;
system ("touch conf.log4cpptest");
/* HP/UX 9 (%@#!) writes to sscanf strings */
tmp_version = strdup("$min_log4cpp_version");
if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) {
printf("%s, bad version string\n", "$min_log4cpp_version");
exit(1);
}
/* HP/UX 9 (%@#!) writes to sscanf strings */
tmp_log4cpp_version = strdup(LOG4CPP_VERSION);
if (sscanf(tmp_log4cpp_version, "%d.%d.%d", &log4cpp_major, &log4cpp_minor, &log4cpp_micro) != 3) {
printf("%s, bad log4cpp version string\n", LOG4CPP_VERSION);
exit(1);
}
if ((log4cpp_major > major) ||
((log4cpp_major == major) && (log4cpp_minor > minor)) ||
((log4cpp_major == major) && (log4cpp_minor == minor) && (log4cpp_micro >= micro)))
{
return 0;
}
else
{
printf("\n*** An old version of LOG4CPP (%d.%d.%d) was found.\n",
log4cpp_major, log4cpp_minor, log4cpp_micro);
printf("*** You need a version of LOG4CPP 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 log4cpp-config shell script is\n");
printf("*** being found. The easiest way to fix this is to remove the old version\n");
printf("*** of LOG4CPP, but you can also set the LOG4CPP_CONFIG environment to point to the\n");
printf("*** correct copy of log4cpp-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");
}
log4cpp::Category& log = log4cpp::Category::getRoot();
return 1;
}
],, no_log4cpp=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
CFLAGS="$ac_save_CFLAGS"
CXXFLAGS="$ac_save_CXXFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
if test "x$no_log4cpp" = x ; then
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
else
AC_MSG_RESULT(no)
if test "$LOG4CPP_CONFIG" = "no" ; then
echo "*** The log4cpp-config script installed by LOG4CPP could not be found"
echo "*** If LOG4CPP was installed in PREFIX, make sure PREFIX/bin is in"
echo "*** your path, or set the LOG4CPP_CONFIG environment variable to the"
echo "*** full path to log4cpp-config."
else
if test -f conf.log4cpptest ; then
:
else
echo "*** Could not run LOG4CPP test program, checking why..."
CFLAGS="$CFLAGS $LOG4CPP_CFLAGS"
CXXFLAGS="$CXXFLAGS $LOG4CPP_CFLAGS"
LIBS="$LIBS $LOG4CPP_LIBS"
AC_TRY_LINK([
#include <log4cpp/Category.hh>
], [ log4cpp::Category::getRoot(); return 0; ],
[ echo "*** The test program compiled, but did not run. This usually means"
echo "*** that the run-time linker is not finding LOG4CPP or finding the wrong"
echo "*** version of LOG4CPP. If it is not finding LOG4CPP, 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 LOG4CPP was incorrectly installed"
echo "*** or that you have moved LOG4CPP since it was installed. In the latter case, you"
echo "*** may want to edit the log4cpp-config script: $LOG4CPP_CONFIG" ])
CFLAGS="$ac_save_CFLAGS"
CXXFLAGS="$ac_save_CXXFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
LOG4CPP_CFLAGS=""
LOG4CPP_LIBS=""
ifelse([$3], , :, [$3])
fi
AC_SUBST(LOG4CPP_CFLAGS)
AC_SUBST(LOG4CPP_LIBS)
rm -f conf.log4cpptest
])
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