installer/portable: copy redirectors into /bin/{bash,git}.exe

For backwards-compatibility, we now copy appropriately adjusted versions
of the Git wrapper into /bin/ so that e.g. TortoiseGit/SourceTree find
the same executables as before.

This addresses git-for-windows/git#208

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>

.gitignore

@@ -11,5 +11,6 @@
 /markdown/*.zip
 /markdown/pkg/
 /markdown/src/
+/portable/root/bin/
 /portable/root/cmd/
 /portable/root/etc/

installer/release.sh

@@ -80,9 +80,11 @@ LIST="$(ARCH=$ARCH BITNESS=$BITNESS PACKAGE_VERSIONS_FILE=package-versions.txt \
 	sh "$SCRIPTDIR"/../make-file-list.sh)" ||
 die "Could not generate file list"
 
-printf "; List of files\n%s\n%s\n" \
+printf "; List of files\n%s\n%s\n%s\n%s\n" \
 	"Source: \"$SCRIPTDIR\\package-versions.txt\"; DestDir: {app}\\etc; Flags: replacesameversion; AfterInstall: DeleteFromVirtualStore" \
 	"Source: \"$SCRIPTDIR\\usr\\share\\git\\ReleaseNotes.css\"; DestDir: {app}\\usr\\share\\git; Flags: replacesameversion; AfterInstall: DeleteFromVirtualStore" \
+	"Source: \"cmd\\git.exe\"; DestDir: {app}\\bin; Flags: replacesameversion; AfterInstall: DeleteFromVirtualStore" \
+	"Source: \"mingw$BITNESS\\share\\git\\compat-bash.exe\"; DestName: bash.exe; DestDir: {app}\\bin; Flags: replacesameversion; AfterInstall: DeleteFromVirtualStore" \
 >file-list.iss ||
 die "Could not write to file-list.iss"
 

portable/release.sh

@@ -46,6 +46,13 @@ die "Could not make etc/ directory"
 mkdir -p "$SCRIPT_PATH/root/tmp" ||
 die "Could not make tmp/ directory"
 
+mkdir -p "$SCRIPT_PATH/root/bin" ||
+die "Could not make bin/ directory"
+
+cp /cmd/git.exe "$SCRIPT_PATH/root/bin/git.exe" &&
+cp /mingw$BITNESS/share/git/compat-bash.exe "$SCRIPT_PATH/root/bin/bash.exe" ||
+die "Could not install bin/ redirectors"
+
 # Make a list of files to include
 LIST="$(ARCH=$ARCH BITNESS=$BITNESS \
 	PACKAGE_VERSIONS_FILE="$SCRIPT_PATH"/root/etc/package-versions.txt \