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Viewing changes to acinclude.m4

  • Committer: Bazaar Package Importer
  • Author(s): Christian Marillat
  • Date: 2002-03-30 22:55:37 UTC
  • Revision ID: james.westby@ubuntu.com-20020330225537-jx47zcil1ybgy9qx
Tags: upstream-1.99.10
Import upstream version 1.99.10

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acinclude.m4
 
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dnl JH_PYTHON_CHECK(VERSIONTUPLE, EXTRA-CHECKS,
 
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dnl                 ACTION-IF-FOUND,ACTION-IF-NOT-FOUND)
 
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AC_DEFUN([JH_PYTHON_CHECK],
 
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[AC_CACHE_VAL([jh_cv_path_python],
 
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[if test "x$PYTHON" != x; then
 
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  jh_cv_path_python="$PYTHON"
 
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else
 
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dnl python code to check for required python
 
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jh_python_check='
 
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import sys, string
 
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if sys.version_info < $1:
 
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    sys.exit(1)
 
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$2
 
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sys.exit(0)'
 
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dnl
 
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  for jh_python in python python2 python2.3 python2.2 python2.1 python2.0; do
 
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    jh_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 
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    jh_dummy="$PATH"
 
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    for jh_dir in $jh_dummy; do
 
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      IFS=$jh_save_IFS
 
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      test -z "$jh_dir" && jh_dir=.
 
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      if test -x "$jh_dir/$jh_python"; then
 
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        echo "checking $jh_dir/$jh_python" >&AS_MESSAGE_LOG_FD
 
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        if "$jh_dir/$jh_python" -c "$jh_python_check" 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD
 
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        then
 
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          echo "$jh_dir/$jh_python looks okay" >&AS_MESSAGE_LOG_FD
 
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          jh_cv_path_python="$jh_dir/$jh_python"
 
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          break
 
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        fi
 
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      fi
 
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    done
 
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    test -n "$jh_cv_path_python" && break
 
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  done
 
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fi])
 
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if test -n "$jh_cv_path_python"; then
 
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  PYTHON="$jh_cv_path_python"
 
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  $3
 
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else
 
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  PYTHON="/usr/bin/env python"
 
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  $4
 
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fi
 
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])