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https://origsvn.digium.com/svn/asterisk/branches/1.4 ........ r180941 | qwell | 2009-03-10 17:02:18 -0500 (Tue, 10 Mar 2009) | 1 line Make things happier when using autoconf 2.62+ ........ git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@180944 65c4cc65-6c06-0410-ace0-fbb531ad65f3
22 lines
976 B
Plaintext
22 lines
976 B
Plaintext
# AST_PROG_SED
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# -----------
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# Check for a fully functional sed program that truncates
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# as few characters as possible. Prefer GNU sed if found.
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AC_DEFUN([AST_PROG_SED],
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[AC_CACHE_CHECK([for a sed that does not truncate output], ac_cv_path_SED,
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[dnl ac_script should not contain more than 99 commands (for HP-UX sed),
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dnl but more than about 7000 bytes, to catch a limit in Solaris 8 /usr/ucb/sed.
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ac_script=s/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb/
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for ac_i in 1 2 3 4 5 6 7; do
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ac_script="$ac_script$as_nl$ac_script"
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done
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echo "$ac_script" | sed 99q >conftest.sed
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$as_unset ac_script || ac_script=
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ifdef([_AC_PATH_PROGS_FEATURE_CHECK], [_AC_PATH_PROGS_FEATURE_CHECK], [_AC_PATH_PROG_FEATURE_CHECK])(SED, [sed gsed],
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[_AC_FEATURE_CHECK_LENGTH([ac_path_SED], [ac_cv_path_SED],
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["$ac_path_SED" -f conftest.sed])])])
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SED="$ac_cv_path_SED"
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AC_SUBST([SED])dnl
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rm -f conftest.sed
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])# AST_PROG_SED
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