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* lib/autoconf/general.m4 (_AC_INIT_DIRCHECK): Remove the tests for

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directories with weird names.  Apparently some people like living
on the edge.  However, improve the test that "pwd" actually does
report a name for the working directory.
* NEWS: Remove the claim that we test for funny chars in dir names.
This commit is contained in:
Paul Eggert 2005-07-01 22:20:56 +00:00
parent 8c60c99222
commit fac859f174
3 changed files with 17 additions and 36 deletions
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10
ChangeLog
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@ -1,3 +1,11 @@
2005-07-01 Paul Eggert <eggert@cs.ucla.edu>
* lib/autoconf/general.m4 (_AC_INIT_DIRCHECK): Remove the tests for
directories with weird names. Apparently some people like living
on the edge. However, improve the test that "pwd" actually does
report a name for the working directory.
* NEWS: Remove the claim that we test for funny chars in dir names.
2005-06-30 Stepan Kasal <kasal@ucw.cz>
* doc/autoconf.texi (Configuration Headers): Change the explanation
@ -16,7 +24,7 @@
Likewise for --header; moreover, recognize --he and --h as shortcuts
for --help in that case.
2005-06-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2005-06-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* lib/autoconf/fortran.m4 (_AC_PROG_FC_V_OUTPUT): Fix also for
single-quoted -cmdline argument in Portland Group compiler.

4
NEWS
View File

@ -1,9 +1,5 @@
* Major changes in Autoconf 2.59c
** The configure command now diagnoses attempts to use a working or source
directory whose name contains a special character like space, newline, or "\".
Such names are not supported, and can cause "configure" to crash.
** The configure command now redirects standard input from /dev/null,
to help avoid problems with subsidiary commands that might mistakenly
read standard input. AS_ORIGINAL_STDIN_FD points to the original

39
lib/autoconf/general.m4
View File

@ -450,38 +450,13 @@ AC_DEFUN([AC_CONFIG_SRCDIR],
m4_define([_AC_INIT_DIRCHECK],
[m4_divert_push([PARSE_ARGS])dnl
ac_pwd=`pwd` && test -n "$ac_pwd" ||
ac_pwd=`pwd` && test -n "$ac_pwd" &&
ac_ls_di=`ls -di .` &&
ac_pwd_ls_di=`cd "$ac_pwd" && ls -di .` ||
AC_MSG_ERROR([Working directory cannot be determined])
test "X$ac_ls_di" = "X$ac_pwd_ls_di" ||
AC_MSG_ERROR([pwd does not report name of working directory])
ac_pat="[[\$][{][_$as_cr_Letters][_$as_cr_alnum]*[}]]"
ac_pat1='*[)]*'
for ac_var in ac_pwd srcdir
do
# Remove references to shell or make variables.
eval ac_dir=\$$ac_var
ac_dirx=$ac_dir
while :
do
case $ac_dirx in
*\${*}*)
ac_dirx=`
expr "X$ac_dirx" : "X\\(.*\\)$ac_pat"`X`
expr "X$ac_dirx" : "X.*$ac_pat\\(.*\\)"`;;
*) break;;
esac
done
# Check for newline, tab, space, and other weird possibilities.
# Preserve that tab character below!
case $ac_dirx in
'' | -* | */-* | *'
'* | *' '* | *' '* | *\"* | *\#* | *\$* | *\&* | *\'* | *\(* | $ac_pat1 | \
*\** | *\;* | *\<* | *\=* | *\>* | *\?* | *\@<:@* | *\\* | *\`* | \
*\|* | \~*)
AC_MSG_ERROR([$ac_var directory name `$ac_dir' has special characters]);;
esac
done
m4_divert_pop([PARSE_ARGS])dnl
])# _AC_INIT_DIRCHECK
@ -512,7 +487,9 @@ fi
dnl Remove unnecessary trailing slashes from srcdir.
dnl Double slashes in file names in object file debugging info
dnl mess up M-x gdb in Emacs.
srcdir=`echo "$srcdir" | sed 's%\([[^/]]\)/*$%\1%'`
case $srcdir in
*/) srcdir=`expr "X$srcdir" : 'X\(.*[[^/]]\)' \| "X$srcdir" : 'X\(.*\)'`;;
esac
m4_divert_pop([PARSE_ARGS])dnl
])# _AC_INIT_SRCDIR