shithub: git9

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Implement patch directory output for git/export
If `-o directory` parameter is given the commits being
exported are diverted into respective patch files underneath
the directory, which is created if necessary.

--- a/export

+++ b/export

@@ -3,11 +3,27 @@

 . /sys/lib/git/common.rc

 usage='

-	git/export [query]

+	git/export [-o patchdir] [query]

 '

 gitup

+ramfs

+stdout='true'

+patchdir='.'

+while(~ $1 -* && ! ~ $1 --){

+	switch($1){

+	case -o

+		stdout='false'

+		shift; patchdir=$1

+		if(! test -d $patchdir)

+			mkdir -p $patchdir

+	}

+	shift

+}

+if(~ $1 --)

+	shift

+

 q=$*

 if(~ $#q 0)

 	q=HEAD

@@ -39,14 +55,22 @@

 				patch = "[PATCH]"

 			printf "Subject: %s", patch

 			for(i = 1; i <= NF; i++)

-				printf " %s", $i

-			printf "\n\n"

+				msg = msg " " $i

+			printf "%s\n\n", msg

+			

+			gsub("^[ 	]|[ 	]$", "", msg)

+			gsub("[/ 	]", "-", msg)

+			printf "%.4d-%s.patch", n, msg >"/tmp/patchname"

 			next

 		}

 		{print; printf "\n"}'

 		ape/diff -urN a b

+	} >/tmp/patchfile

+	if(~ $stdout true){

+		cat /tmp/patchfile

+		! ~ $n $m && echo

 	}

-	if(! ~ $n $m)

-		echo

+	if not

+		mv /tmp/patchfile $patchdir/`{cat /tmp/patchname}

 	n=`{echo $n + 1 | bc}

 }