fix https://github.com/acmesh-official/acme.sh/issues/6196#issuecomment-3777530678

.github/workflows/DNS.yml

@@ -66,7 +66,7 @@ jobs:
       TokenName4: ${{ secrets.TokenName4}}
       TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Clone acmetest
       run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - name: Set env file
@@ -114,7 +114,7 @@ jobs:
       TokenName4: ${{ secrets.TokenName4}}
       TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Install tools
       run:  brew install socat
     - name: Clone acmetest
@@ -165,7 +165,7 @@ jobs:
     - name: Set git to use LF
       run: |
           git config --global core.autocrlf false
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Install cygwin base packages with chocolatey
       run: |
           choco config get cacheLocation
@@ -224,7 +224,7 @@ jobs:
       TokenName4: ${{ secrets.TokenName4}}
       TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Clone acmetest
       run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/freebsd-vm@v1
@@ -279,7 +279,7 @@ jobs:
       TokenName4: ${{ secrets.TokenName4}}
       TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Clone acmetest
       run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/openbsd-vm@v1
@@ -334,7 +334,7 @@ jobs:
       TokenName4: ${{ secrets.TokenName4}}
       TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Clone acmetest
       run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/netbsd-vm@v1
@@ -390,7 +390,7 @@ jobs:
       TokenName4: ${{ secrets.TokenName4}}
       TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Clone acmetest
       run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/dragonflybsd-vm@v1
@@ -450,7 +450,7 @@ jobs:
       TokenName4: ${{ secrets.TokenName4}}
       TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Clone acmetest
       run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/solaris-vm@v1
@@ -508,7 +508,7 @@ jobs:
       TokenName4: ${{ secrets.TokenName4}}
       TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Clone acmetest
       run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/omnios-vm@v1
@@ -563,7 +563,7 @@ jobs:
       TokenName4: ${{ secrets.TokenName4}}
       TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Clone acmetest
       run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/openindiana-vm@v1
@@ -618,7 +618,7 @@ jobs:
       TokenName4: ${{ secrets.TokenName4}}
       TokenName5: ${{ secrets.TokenName5}}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Clone acmetest
       run: cd .. && git clone --depth=1 https://github.com/acmesh-official/acmetest.git  && cp -r acme.sh acmetest/
     - uses: vmactions/haiku-vm@v1

.github/workflows/DragonFlyBSD.yml

@@ -45,7 +45,7 @@ jobs:
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
       ACME_USE_WGET: ${{ matrix.ACME_USE_WGET }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: vmactions/cf-tunnel@v0
       id: tunnel
       with:

.github/workflows/FreeBSD.yml

@@ -51,7 +51,7 @@ jobs:
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
       ACME_USE_WGET: ${{ matrix.ACME_USE_WGET }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: vmactions/cf-tunnel@v0
       id: tunnel
       with:

.github/workflows/Haiku.yml

@@ -52,7 +52,7 @@ jobs:
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
       ACME_USE_WGET: ${{ matrix.ACME_USE_WGET }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: vmactions/cf-tunnel@v0
       id: tunnel
       with:

.github/workflows/Linux.yml

@@ -33,7 +33,7 @@ jobs:
       TEST_PREFERRED_CHAIN: (STAGING)
       TEST_ACME_Server: "LetsEncrypt.org_test"
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Clone acmetest
       run: |
           cd .. \

.github/workflows/MacOS.yml

@@ -44,7 +44,7 @@ jobs:
       CA_EMAIL: ${{ matrix.CA_EMAIL }}
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Install tools
       run:  brew install socat
     - name: Clone acmetest

.github/workflows/NetBSD.yml

@@ -45,7 +45,7 @@ jobs:
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
       ACME_USE_WGET: ${{ matrix.ACME_USE_WGET }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: vmactions/cf-tunnel@v0
       id: tunnel
       with:

.github/workflows/Omnios.yml

@@ -51,7 +51,7 @@ jobs:
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
       ACME_USE_WGET: ${{ matrix.ACME_USE_WGET }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: vmactions/cf-tunnel@v0
       id: tunnel
       with:

.github/workflows/OpenBSD.yml

@@ -51,7 +51,7 @@ jobs:
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
       ACME_USE_WGET: ${{ matrix.ACME_USE_WGET }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: vmactions/cf-tunnel@v0
       id: tunnel
       with:

.github/workflows/OpenIndiana.yml

@@ -51,7 +51,7 @@ jobs:
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
       ACME_USE_WGET: ${{ matrix.ACME_USE_WGET }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: vmactions/cf-tunnel@v0
       id: tunnel
       with:

.github/workflows/PebbleStrict.yml

@@ -33,7 +33,7 @@ jobs:
       TEST_CA: "Pebble Intermediate CA"
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Install tools
       run: sudo apt-get install -y socat
     - name: Run Pebble
@@ -58,7 +58,7 @@ jobs:
       TEST_IPCERT: 1
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Install tools
       run: sudo apt-get install -y socat
     - name: Run Pebble

.github/workflows/Solaris.yml

@@ -51,7 +51,7 @@ jobs:
       TEST_PREFERRED_CHAIN: ${{ matrix.TEST_PREFERRED_CHAIN }}
       ACME_USE_WGET: ${{ matrix.ACME_USE_WGET }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: vmactions/cf-tunnel@v0
       id: tunnel
       with:

.github/workflows/Ubuntu.yml

@@ -70,7 +70,7 @@ jobs:
       TestingDomain: ${{ matrix.TestingDomain }}
       ACME_USE_WGET: ${{ matrix.ACME_USE_WGET }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Install tools
       run: sudo apt-get install -y socat wget
     - name: Start StepCA

.github/workflows/Windows.yml

@@ -49,7 +49,7 @@ jobs:
     - name: Set git to use LF
       run: |
           git config --global core.autocrlf false
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Install cygwin base packages with chocolatey
       run: |
           choco config get cacheLocation

.github/workflows/dockerhub.yml

@@ -43,7 +43,7 @@ jobs:
     if: "contains(needs.CheckToken.outputs.hasToken, 'true')"
     steps:
       - name: checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           persist-credentials: false
       - name: Set up QEMU

.github/workflows/shellcheck.yml

@@ -22,7 +22,7 @@ jobs:
   ShellCheck:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Install Shellcheck
       run: sudo apt-get install -y shellcheck
     - name: DoShellcheck
@@ -31,7 +31,7 @@ jobs:
   shfmt:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Install shfmt
       run: curl -sSL https://github.com/mvdan/sh/releases/download/v3.1.2/shfmt_v3.1.2_linux_amd64 -o ~/shfmt && chmod +x ~/shfmt
     - name: shfmt

.github/workflows/wiki-monitor.yml

@@ -9,7 +9,7 @@ jobs:
     if: github.actor != 'neilpang'
     steps:
       - name: Checkout wiki repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: ${{ github.repository }}.wiki
           path: wiki

acme.sh

@@ -595,10 +595,6 @@ if [ "$(printf '\x41')" != 'A' ]; then
   _URGLY_PRINTF=1
 fi
 
-_ESCAPE_XARGS=""
-if _exists xargs && [ "$(printf %s '\\x41' | xargs printf)" = 'A' ]; then
-  _ESCAPE_XARGS=1
-fi
 
 _h2b() {
   if _exists xxd; then
@@ -618,17 +614,8 @@ _h2b() {
   jc=""
   _debug2 _URGLY_PRINTF "$_URGLY_PRINTF"
   if [ -z "$_URGLY_PRINTF" ]; then
-    if [ "$_ESCAPE_XARGS" ] && _exists xargs; then
-      _debug2 "xargs"
-      echo "$hex" | _upper_case | sed 's/\([0-9A-F]\{2\}\)/\\\\\\x\1/g' | xargs printf
-    else
-      for h in $(echo "$hex" | _upper_case | sed 's/\([0-9A-F]\{2\}\)/ \1/g'); do
-        if [ -z "$h" ]; then
-          break
-        fi
-        printf "\x$h%s"
-      done
-    fi
+    # shellcheck disable=SC2059
+    printf "$(echo "$hex" | _upper_case | sed 's/\([0-9A-F]\{2\}\)/\\x\1/g')"
   else
     for c in $(echo "$hex" | _upper_case | sed 's/\([0-9A-F]\)/ \1/g'); do
       if [ -z "$ic" ]; then