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#! /bin/sh -e
if [ $# -eq 3 -a "$2" = '-d' ]; then
pdir="-d $3"
elif [ $# -ne 1 ]; then
echo >&2 "`basename $0`: script expects -patch|-unpatch as argument"
exit 1
fi
case "$1" in
-patch) patch $pdir -f --no-backup-if-mismatch -p1 < $0;;
-unpatch) patch $pdir -f --no-backup-if-mismatch -R -p1 < $0;;
*)
echo >&2 "`basename $0`: script expects -patch|-unpatch as argument"
exit 1
esac
exit 0
# DP: Clarify documentation about substring expansion
--- bash/doc/bash.1~ 2004-08-28 15:10:17.000000000 +0200
+++ bash/doc/bash.1 2004-08-28 18:25:23.000000000 +0200
@@ -2356,6 +2356,9 @@
\fIlength\fP must evaluate to a number greater than or equal to zero.
If \fIoffset\fP evaluates to a number less than zero, the value
is used as an offset from the end of the value of \fIparameter\fP.
+Arithmetic expressions starting with a - must be separated by whitespace
+from the preceding : to be
+distinguished from the \fBUse Default Values\fP expansion.
If \fIparameter\fP is \fB@\fP, the result is \fIlength\fP positional
parameters beginning at \fIoffset\fP.
If \fIparameter\fP is an array name indexed by @ or *,
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