From 853916ff7f1a5b34bd2728fe81059e6270bac134 Mon Sep 17 00:00:00 2001
From: Linus Torvalds <torvalds@ppc970.osdl.org>
Date: Tue, 12 Apr 2005 01:40:20 -0700
Subject: [PATCH] Add "applypatch" and "dotest" scripts to tie it all together.

This should be getting it all pretty close to a working setup.
---
 Makefile   |  2 +-
 applypatch | 35 +++++++++++++++++++++++++++++++++++
 dotest     | 17 +++++++++++++++++
 mailinfo.c | 14 ++++++++++----
 4 files changed, 63 insertions(+), 5 deletions(-)
 create mode 100755 applypatch
 create mode 100755 dotest

diff --git a/Makefile b/Makefile
index 3c518bac..eca3a5d5 100644
--- a/Makefile
+++ b/Makefile
@@ -3,7 +3,7 @@ CFLAGS=-Wall -O2
 HOME=$(shell echo $$HOME)
 
 PROGRAMS=mailsplit mailinfo
-SCRIPTS=
+SCRIPTS=dotest applypatch
 
 all: $(PROGRAMS)
 
diff --git a/applypatch b/applypatch
new file mode 100755
index 00000000..2791d913
--- /dev/null
+++ b/applypatch
@@ -0,0 +1,35 @@
+#!/bin/sh
+##
+## applypatch takes four file arguments, and uses those to
+## apply the unpacked patch (surprise surprise) that they
+## represent to the current tree.
+##
+## The arguments are:
+##	$1 - file with commit message
+##	$2 - file with the actual patch
+##	$3 - file with list of filenames the patch touches
+##	$4 - "info" file with Author, email and subject
+##
+MSGFILE=$1
+PATCHFILE=$2
+FILES=$3
+INFO=$4
+export AUTHOR_NAME="$(sed -n '/^Author/ s/Author: //p' .dotest/info)"
+export AUTHOR_EMAIL="$(sed -n '/^Email/ s/Email: //p' .dotest/info)"
+export SUBJECT="$(sed -n '/^Subject/ s/Subject: //p' .dotest/info)"
+
+echo
+echo Applying $SUBJECT
+echo
+
+(echo "[PATCH] $SUBJECT" ; echo ; cat $MSGFILE ) > .dotest/final-commit
+
+check-files $(cat $FILES) || exit 1
+patch -u --no-backup-if-mismatch -f -p1 --fuzz=0 --input=$PATCHFILE || exit 1
+update-cache --add --remove $(cat $FILES) || exit 1
+tree=$(write-tree) || exit 1
+echo Wrote tree $tree
+commit=$(commit-tree $tree -p $(cat .git/HEAD) < .dotest/final-commit) || exit 1
+echo Committed: $commit
+echo $commit > .git/HEAD
+
diff --git a/dotest b/dotest
new file mode 100755
index 00000000..7d2c16b9
--- /dev/null
+++ b/dotest
@@ -0,0 +1,17 @@
+#!/bin/sh
+##
+## "dotest" is my stupid name for my patch-application script, which
+## I never got around to renaming after I tested it. We're now on the
+## second generation of scripts, still called "dotest".
+##
+## You give it a mbox-format collection of emails, and it will try to
+## apply them to the kernel using "applypatch"
+##
+rm -rf .dotest
+mkdir .dotest
+mailsplit $1 .dotest || exit 1
+for i in .dotest/*
+do
+	mailinfo .dotest/msg .dotest/patch .dotest/file < $i > .dotest/info || exit 1
+	applypatch .dotest/msg .dotest/patch .dotest/file .dotest/info || exit 1
+done
diff --git a/mailinfo.c b/mailinfo.c
index 1ca554e9..c1dcac13 100644
--- a/mailinfo.c
+++ b/mailinfo.c
@@ -7,7 +7,7 @@
 #include <string.h>
 #include <ctype.h>
 
-static FILE *cmitmsg, *patchfile;
+static FILE *cmitmsg, *patchfile, *filelist;
 
 static char line[1000];
 static char name[1000];
@@ -195,6 +195,7 @@ static void show_filename(char *line)
 		case '\t': case '\n':
 			break;
 
+		/* patch tends to special-case these things.. */
 		case '~':
 			break;
 		}
@@ -205,7 +206,7 @@ static void show_filename(char *line)
 		len -=5;
 	if (!len)
 		return;
-	printf("filename: %.*s\n", len, name);
+	fprintf(filelist, "%.*s\n", len, name);
 }
 
 static void handle_rest(void)
@@ -270,13 +271,13 @@ static void handle_body(void)
 
 static void usage(void)
 {
-	fprintf(stderr, "mailinfo msg-file path-file < email\n");
+	fprintf(stderr, "mailinfo msg-file path-file filelist-file < email\n");
 	exit(1);
 }
 
 int main(int argc, char ** argv)
 {
-	if (argc != 3)
+	if (argc != 4)
 		usage();
 	cmitmsg = fopen(argv[1], "w");
 	if (!cmitmsg) {
@@ -288,6 +289,11 @@ int main(int argc, char ** argv)
 		perror(argv[2]);
 		exit(1);
 	}
+	filelist = fopen(argv[3], "w");
+	if (!filelist) {
+		perror(argv[3]);
+		exit(1);
+	}
 	while (fgets(line, sizeof(line), stdin) != NULL) {
 		int len = eatspace(line);
 		if (!len) {
-- 
2.11.0