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* lib/autoconf/general.m4: Avoid duplicates in `$ac_configure_args'.

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This commit is contained in:
Akim Demaille 2001-12-14 18:01:13 +00:00
parent 2ba3688c02
commit e3a8667131
4 changed files with 24 additions and 14 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
2001-12-14 Aaron M. Ucko <amu@alum.mit.edu>
* lib/autoconf/general.m4: Avoid duplicates in `$ac_configure_args'.
2001-12-14 Akim Demaille <akim@epita.fr>
* Makefile.am (MAINTAINERCLEANFILES): Remove configure.

3
NEWS
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@ -61,6 +61,9 @@
- AC_TRY_RUN
Under the user pressure, $? is finally available. Probably a mistake.
- AC_F77_LIBRARY_LDFLAGS now supports the HP/UX f90 compiler.
- Precious variables accumulation
config.status could stack several copies of the precious variables
assignments.
** C Macros

1
THANKS
View File

@ -3,6 +3,7 @@ It would not be what it is today without the invaluable help of these
people:
Aaron Crane aaronc@pobox.com
Aaron M. Ucko amu@alum.mit.edu
Aharon Robbins arnold@gnu.org
Akim Demaille akim@freefriends.org
Alain Knaff Alain.Knaff@imag.fr

30
lib/autoconf/general.m4
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@ -1130,17 +1130,19 @@ for ac_arg
do
case $ac_arg in
-no-create | --no-create | --no-creat | --no-crea | --no-cre \
| --no-cr | --no-c) ;;
| --no-cr | --no-c) continue ;;
-no-recursion | --no-recursion | --no-recursio | --no-recursi \
| --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r) ;;
| --no-recurs | --no-recur | --no-recu | --no-rec | --no-re | --no-r)
continue ;;
dnl If you change this globbing pattern, test it on an old shell --
dnl it's sensitive. Putting any kind of quote in it causes syntax errors.
[ *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)]
ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"`
ac_configure_args="$ac_configure_args$ac_sep'$ac_arg'"
ac_sep=" " ;;
*) ac_configure_args="$ac_configure_args$ac_sep$ac_arg"
ac_sep=" " ;;
ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
esac
case " $ac_configure_args " in
*" '$ac_arg' "*) ;; # Avoid dups. Use of quotes ensures accuracy.
*) ac_configure_args="$ac_configure_args$ac_sep'$ac_arg'"
ac_sep=" " ;;
esac
# Get rid of the leading space.
done
@ -1368,18 +1370,18 @@ for ac_var in `(set) 2>&1 |
ac_cache_corrupted=:
fi;;
esac
# Pass precious variables to config.status. It doesn't matter if
# we pass some twice (in addition to the command line arguments).
# Pass precious variables to config.status.
if test "$ac_new_set" = set; then
case $ac_new_val in
dnl If you change this globbing pattern, test it on an old shell --
dnl it's sensitive. Putting any kind of quote in it causes syntax errors.
[ *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)]
ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"`
ac_configure_args="$ac_configure_args '$ac_arg'"
;;
*) ac_configure_args="$ac_configure_args $ac_var=$ac_new_val"
;;
ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
*) ac_arg=$ac_var=$ac_new_val ;;
esac
case " $ac_configure_args " in
*" '$ac_arg' "*) ;; # Avoid dups. Use of quotes ensures accuracy.
*) ac_configure_args="$ac_configure_args '$ac_arg'" ;;
esac
fi
done