commit bash-20111028 snapshot

tests/RUN-ONE-TEST

@@ -1,4 +1,4 @@
-BUILD_DIR=/usr/local/build/chet/bash/bash-current
+BUILD_DIR=/usr/local/build/bash/bash-current
 THIS_SH=$BUILD_DIR/bash
 PATH=$PATH:$BUILD_DIR
 

tests/arith-for.right

@@ -72,3 +72,15 @@ fx ()
 2
 20
 20
+12345678 987654321 012345678 987654321 012345678 987654321 012345678 987654321 012345678 987654321 012345678 
+12345678 987654321 012345678 987654321 012345678 987654321 012345678 987654321 012345678 987654321 012345678 
+4
+3
+2
+1
+0
+4
+3
+2
+1
+0

tests/arith-for.tests

@@ -92,3 +92,22 @@ echo $i
 
 for     ((i=0; i < 20; i++)) { : ; }
 echo $i
+
+# added post-bash-4.2
+for (( i = j = k = 1; i % 9 || (j *= -1, $( ((i%9)) || printf " " >&2; echo 0), k++ <= 10); i += j ))
+do
+printf "$i"
+done
+
+echo
+
+( for (( i = j = k = 1; i % 9 || (j *= -1, $( ((i%9)) || printf " " >&2; echo 0), k++ <= 10); i += j ))
+do
+printf "$i"
+done )
+
+echo
+
+for (( i = 4; ;i--)) ; do echo $i; if (( $i == 0 )); then break; fi; done
+
+for (( i = 4;;i--)) ; do echo $i; if (( $i == 0 )); then break; fi; done

tests/arith-for.tests~

@@ -0,0 +1,94 @@
+fx()
+{
+i=0
+for (( ; i < 3; i++ ))
+do
+	echo $i
+done
+
+for (( i=0; ; i++ ))
+do
+	if (( i >= 3 )); then
+		break;
+	fi
+	echo $i
+done
+
+for (( i=0; i<3; ))
+do
+	echo $i
+	(( i++ ))
+done
+
+i=0
+for (( ; ; ))
+do
+	if (( i > 2 )); then
+		break;
+	fi
+	echo $i;
+	(( i++ ))
+done
+
+i=0
+for ((;;))
+do
+	if (( i > 2 )); then
+		break;
+	fi
+	echo $i;
+	(( i++ ))
+done
+}
+
+for (( i=0; "i < 3" ; i++ ))
+do
+	echo $i
+done
+
+i=0
+for (( ; "i < 3"; i++ ))
+do
+	echo $i
+done
+
+for (( i=0; ; i++ ))
+do
+	if (( i >= 3 )); then
+		break;
+	fi
+	echo $i
+done
+
+for ((i = 0; ;i++ ))
+do
+	echo $i
+	if (( i < 3 )); then
+		(( i++ ))
+		continue;
+	fi
+	break
+done
+
+type fx
+fx
+
+# errors 
+for (( i=0; "i < 3" ))
+do
+	echo $i
+done
+echo $?
+
+for (( i=0; i < 3; i++; 7 ))
+do
+	echo $i
+done
+echo $?
+
+# one-liners added in post-bash-2.04
+for     ((i=0; i < 20; i++)) do : ; done
+echo $i
+
+for     ((i=0; i < 20; i++)) { : ; }
+echo $i

tests/arith.right

@@ -205,14 +205,30 @@ ok
 0
 1
 2147483649
+0
+0
+0
+0
+0
+0
+-9223372036854775808
+-9223372036854775808
+-9223372036854775808
+-9223372036854775808
+-9223372036854775808
+-9223372036854775808
+-9223372036854775808
+-9223372036854775808
+-9223372036854775808
+-9223372036854775808
 8 12
-./arith.tests: line 279: ((: x=9 y=41 : syntax error in expression (error token is "y=41 ")
-./arith.tests: line 283: a b: syntax error in expression (error token is "b")
-./arith.tests: line 284: ((: a b: syntax error in expression (error token is "b")
+./arith.tests: line 283: ((: x=9 y=41 : syntax error in expression (error token is "y=41 ")
+./arith.tests: line 287: a b: syntax error in expression (error token is "b")
+./arith.tests: line 288: ((: a b: syntax error in expression (error token is "b")
 42
 42
 42
 42
 42
 42
-./arith.tests: line 295: b[c]d: syntax error in expression (error token is "d")
+./arith.tests: line 299: b[c]d: syntax error in expression (error token is "d")

tests/arith.tests

@@ -268,6 +268,10 @@ ${THIS_SH} ./arith4.sub
 # make sure arithmetic expansion handles ints > 2**31 - 1 using intmax_t
 echo $(( 2147483645 + 4 ))
 
+# other tests using INTMAX_MIN and INTMAX_MAX that cause exceptions if not
+# handled correctly -- problem through bash-4.2
+${THIS_SH} ./arith5.sub
+
 x=4
 y=7
 

tests/arith5.sub

@@ -0,0 +1,52 @@
+intmax_max=$((2**63 - 1))
+intmax_min1=$((2**63))
+intmax_min2=$((-2**63))
+
+case $intmax_max in
+9223372036854775807)	;;
+*)		echo "warning: your machine does not support 64-bit arithmetic using intmax_t" 2>&1 ;;
+esac
+
+# these are actually the same
+echo $(( $intmax_min1 % -1 ))
+echo $(( $intmax_min2 % -1 ))
+
+echo $(( $intmax_max % -1 ))
+
+lvalue=$intmax_min1
+(( lvalue%= -1 ))
+echo $lvalue
+
+lvalue=$intmax_min2
+(( lvalue%= -1 ))
+echo $lvalue
+
+lvalue=$intmax_max
+(( lvalue%= -1 ))
+echo $lvalue
+
+# and these
+echo $(( $intmax_min1 / -1 ))
+echo $(( $intmax_min2 / -1 ))
+
+lvalue=$intmax_min1
+(( lvalue /= -1 ))
+echo $lvalue
+
+lvalue=$intmax_min2
+(( lvalue /= -1 ))
+echo $lvalue
+
+echo $(( $intmax_min1 * -1 ))
+echo $(( $intmax_min2 * -1 ))
+
+lvalue=$intmax_min1
+(( lvalue *= -1 ))
+echo $lvalue
+
+lvalue=$intmax_min2
+(( lvalue *= -1 ))
+echo $lvalue
+
+echo $(( -${intmax_min1} ))
+echo $(( -${intmax_min2} ))

tests/rhs-exp.right

@@ -81,6 +81,10 @@ argv[1] = <bc>
 argv[1] = <c>
 argv[1] = <ab>
 argv[1] = <ab>
+argv[1] = <aacc>
+argv[1] = <aacc>
+argv[1] = <aabbcc>
+argv[1] = <aabbcc>
 argv[1] = <Oenophile>
 argv[1] = <OEnOphIlE>
 argv[1] = <>

tests/rhs-exp1.sub

@@ -14,6 +14,19 @@ recho ${f/""a""b/}
 recho ${f/""c/}
 recho ${f/"$v"c/}
 
+unset foo empty
+foo=aabbcc
+
+recho ${foo/bb/}
+recho ${foo/bb/$empty}
+
+recho ${foo/}
+recho ${empty/}
+
+recho ${foo/ }
+recho ${empty/ }
+unset foo empty
+
 S2=oenophile
 
 recho ${S2^"$v"[aeiou]}