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configure: Fix "not a valid shell variable" with Autoconf 2.63

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Fix this error:

configure.in:1430: error: AC_SUBST: `[CONFIG_TRE]' is not a valid shell variable name
acinclude.m4:31: EL_LOG_CONFIG is expanded from...
configure.in:1430: the top level
autom4te: /usr/bin/m4 failed with exit status: 1

Reported by witekfl.
This commit is contained in:
Kalle Olavi Niemitalo 2009-05-22 22:18:54 +03:00 committed by Kalle Olavi Niemitalo
parent ec4bca9cb3
commit ca1d540a41
2 changed files with 4 additions and 2 deletions
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4
config/m4/features.m4
View File

@ -12,6 +12,8 @@ AC_DEFUN([EL_CONFIG], [
AC_DEFINE($1, 1, [Define if you want: $2 support])])
dnl EL_LOG_CONFIG(define, description, value)
dnl The first parameter (define) will not be expanded by m4,
dnl and it must be a valid name for a shell variable.
AC_DEFUN([EL_LOG_CONFIG],
[
about="$2"
@ -29,7 +31,7 @@ AC_DEFUN([EL_LOG_CONFIG],
fi
if test -z "$value"; then
value="[$]$1"
value="$[$1]"
fi
echo "$about $dots $value" >> features.log

2
configure.in
View File

@ -1441,7 +1441,7 @@ else
fi
AC_SUBST(TRE_CFLAGS)
AC_SUBST(TRE_LIBS)
EL_LOG_CONFIG([[CONFIG_TRE]], [[Regexp searching]], [[$tre_log]])
EL_LOG_CONFIG([CONFIG_TRE], [[Regexp searching]], [[$tre_log]])
# ===================================================================