From 8096fae7269e7b3882394100151bc017446b01a1 Mon Sep 17 00:00:00 2001
From: Dennis Stosberg <dennis@stosberg.net>
Date: Tue, 27 Jun 2006 18:54:26 +0200
Subject: [PATCH] Fix expr usage for FreeBSD

Some implementations of "expr" (e.g. FreeBSD's) fail, if an
argument starts with a dash.

Signed-off-by: Dennis Stosberg <dennis@stosberg.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
---
 git-am.sh          |  2 +-
 git-clone.sh       |  2 +-
 git-commit.sh      | 18 +++++++++---------
 git-merge.sh       |  2 +-
 git-pull.sh        |  2 +-
 git-quiltimport.sh |  4 ++--
 git-rebase.sh      |  2 +-
 7 files changed, 16 insertions(+), 16 deletions(-)

diff --git a/git-am.sh b/git-am.sh
index 4232e2741..679045a54 100755
--- a/git-am.sh
+++ b/git-am.sh
@@ -97,7 +97,7 @@ while case "$#" in 0) break;; esac
 do
 	case "$1" in
 	-d=*|--d=*|--do=*|--dot=*|--dote=*|--dotes=*|--dotest=*)
-	dotest=`expr "$1" : '-[^=]*=\(.*\)'`; shift ;;
+	dotest=`expr "z$1" : 'z-[^=]*=\(.*\)'`; shift ;;
 	-d|--d|--do|--dot|--dote|--dotes|--dotest)
 	case "$#" in 1) usage ;; esac; shift
 	dotest="$1"; shift;;
diff --git a/git-clone.sh b/git-clone.sh
index 6fa0daaac..6a14b2591 100755
--- a/git-clone.sh
+++ b/git-clone.sh
@@ -133,7 +133,7 @@ while
 	*,--reference)
 		shift; reference="$1" ;;
 	*,--reference=*)
-		reference=`expr "$1" : '--reference=\(.*\)'` ;;
+		reference=`expr "z$1" : 'z--reference=\(.*\)'` ;;
 	*,-o|*,--or|*,--ori|*,--orig|*,--origi|*,--origin)
 		case "$2" in
 		'')
diff --git a/git-commit.sh b/git-commit.sh
index d7f3ade49..7e50cf399 100755
--- a/git-commit.sh
+++ b/git-commit.sh
@@ -223,13 +223,13 @@ do
   -F*|-f*)
       no_edit=t
       log_given=t$log_given
-      logfile=`expr "$1" : '-[Ff]\(.*\)'`
+      logfile=`expr "z$1" : 'z-[Ff]\(.*\)'`
       shift
       ;;
   --F=*|--f=*|--fi=*|--fil=*|--file=*)
       no_edit=t
       log_given=t$log_given
-      logfile=`expr "$1" : '-[^=]*=\(.*\)'`
+      logfile=`expr "z$1" : 'z-[^=]*=\(.*\)'`
       shift
       ;;
   -a|--a|--al|--all)
@@ -237,7 +237,7 @@ do
       shift
       ;;
   --au=*|--aut=*|--auth=*|--autho=*|--author=*)
-      force_author=`expr "$1" : '-[^=]*=\(.*\)'`
+      force_author=`expr "z$1" : 'z-[^=]*=\(.*\)'`
       shift
       ;;
   --au|--aut|--auth|--autho|--author)
@@ -277,11 +277,11 @@ $1"
       log_given=m$log_given
       if test "$log_message" = ''
       then
-          log_message=`expr "$1" : '-m\(.*\)'`
+          log_message=`expr "z$1" : 'z-m\(.*\)'`
       else
           log_message="$log_message
 
-`expr "$1" : '-m\(.*\)'`"
+`expr "z$1" : 'z-m\(.*\)'`"
       fi
       no_edit=t
       shift
@@ -290,11 +290,11 @@ $1"
       log_given=m$log_given
       if test "$log_message" = ''
       then
-          log_message=`expr "$1" : '-[^=]*=\(.*\)'`
+          log_message=`expr "z$1" : 'z-[^=]*=\(.*\)'`
       else
           log_message="$log_message
 
-`expr "$1" : '-[^=]*=\(.*\)'`"
+`expr "z$1" : 'zq-[^=]*=\(.*\)'`"
       fi
       no_edit=t
       shift
@@ -321,7 +321,7 @@ $1"
   --reedit-me=*|--reedit-mes=*|--reedit-mess=*|--reedit-messa=*|\
   --reedit-messag=*|--reedit-message=*)
       log_given=t$log_given
-      use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
+      use_commit=`expr "z$1" : 'z-[^=]*=\(.*\)'`
       no_edit=
       shift
       ;;
@@ -346,7 +346,7 @@ $1"
   --reuse-mes=*|--reuse-mess=*|--reuse-messa=*|--reuse-messag=*|\
   --reuse-message=*)
       log_given=t$log_given
-      use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
+      use_commit=`expr "z$1" : 'z-[^=]*=\(.*\)'`
       no_edit=t
       shift
       ;;
diff --git a/git-merge.sh b/git-merge.sh
index fc25f8dda..24e3b507e 100755
--- a/git-merge.sh
+++ b/git-merge.sh
@@ -103,7 +103,7 @@ do
 	-s|--s|--st|--str|--stra|--strat|--strate|--strateg|--strategy)
 		case "$#,$1" in
 		*,*=*)
-			strategy=`expr "$1" : '-[^=]*=\(.*\)'` ;;
+			strategy=`expr "z$1" : 'z-[^=]*=\(.*\)'` ;;
 		1,*)
 			usage ;;
 		*)
diff --git a/git-pull.sh b/git-pull.sh
index aa8c20809..076785c96 100755
--- a/git-pull.sh
+++ b/git-pull.sh
@@ -24,7 +24,7 @@ do
 	-s|--s|--st|--str|--stra|--strat|--strate|--strateg|--strategy)
 		case "$#,$1" in
 		*,*=*)
-			strategy=`expr "$1" : '-[^=]*=\(.*\)'` ;;
+			strategy=`expr "z$1" : 'z-[^=]*=\(.*\)'` ;;
 		1,*)
 			usage ;;
 		*)
diff --git a/git-quiltimport.sh b/git-quiltimport.sh
index 12d9d0cbc..86b51abd2 100755
--- a/git-quiltimport.sh
+++ b/git-quiltimport.sh
@@ -9,7 +9,7 @@ while case "$#" in 0) break;; esac
 do
 	case "$1" in
 	--au=*|--aut=*|--auth=*|--autho=*|--author=*)
-		quilt_author=$(expr "$1" : '-[^=]*\(.*\)')
+		quilt_author=$(expr "z$1" : 'z-[^=]*\(.*\)')
 		shift
 		;;
 
@@ -26,7 +26,7 @@ do
 		;;
 
 	--pa=*|--pat=*|--patc=*|--patch=*|--patche=*|--patches=*)
-		QUILT_PATCHES=$(expr "$1" : '-[^=]*\(.*\)')
+		QUILT_PATCHES=$(expr "z$1" : 'z-[^=]*\(.*\)')
 		shift
 		;;
 
diff --git a/git-rebase.sh b/git-rebase.sh
index 9ad1c44d4..0ac085e14 100755
--- a/git-rebase.sh
+++ b/git-rebase.sh
@@ -179,7 +179,7 @@ do
 	-s|--s|--st|--str|--stra|--strat|--strate|--strateg|--strategy)
 		case "$#,$1" in
 		*,*=*)
-			strategy=`expr "$1" : '-[^=]*=\(.*\)'` ;;
+			strategy=`expr "z$1" : 'z-[^=]*=\(.*\)'` ;;
 		1,*)
 			usage ;;
 		*)
-- 
2.30.2