[Qemu-devel] [PATCH v4 6/10] qemu-binfmt-conf.sh: honour QEMU_PATH and/or QEMU_SUFFIX

[Unai Martinez-Corral <unai.martinezcorral@ehu.eus>]

Allow to set 'path' or 'suffix' through environment variables,
consistently with 'persistent' and 'credential'.

Signed-off-by: Unai Martinez-Corral <unai.martinezcorral@ehu.eus>
---
 scripts/qemu-binfmt-conf.sh | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/scripts/qemu-binfmt-conf.sh b/scripts/qemu-binfmt-conf.sh
index 0918f7fba6..13e619794c 100755
--- a/scripts/qemu-binfmt-conf.sh
+++ b/scripts/qemu-binfmt-conf.sh
@@ -177,7 +177,7 @@ Options and associated environment variables:
 Argument             Env-variable     Description
 -h|--help                             display this usage
 -Q|--path PATH:      QEMU_PATH        set path to qemu interpreter(s)
--F|--suffix SUFFIX:                   add a suffix to the default interpreter name
+-F|--suffix SUFFIX:  QEMU_SUFFIX      add a suffix to the default interpreter name
 -d|--debian:                          don't write into /proc, generate update-binfmts templates
 -s|--systemd CPU:                     don't write into /proc, generate file for
                                       systemd-binfmt.service for the given CPU; if CPU is "ALL",
@@ -318,13 +318,11 @@ BINFMT_SET=qemu_register_interpreter
 SYSTEMDDIR="/etc/binfmt.d"
 DEBIANDIR="/usr/share/binfmts"

-QEMU_PATH=/usr/local/bin
-
+QEMU_PATH="${QEMU_PATH:-/usr/local/bin}"
+QEMU_SUFFIX="${QEMU_SUFFIX:-}"
 QEMU_CREDENTIAL="${QEMU_CREDENTIAL:-no}"
 QEMU_PERSISTENT="${QEMU_PERSISTENT:-no}"

-QEMU_SUFFIX=""
-
 options=$(getopt -o ds:Q:S:e:hcp -l debian,systemd:,path:,suffix:,exportdir:,help,credential,persistent -- "$@")
 eval set -- "$options"

--
2.21.0