Merge pull request #326 from alerque/avoid-bashishm-in-configure

Remove bashism from configure script

Author: alerque

.github/workflows/build.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           fetch-depth: 0
       - name: Fetch tags
@@ -21,7 +21,7 @@ jobs:
           make DESTDIR=. install-exec
           echo VERSION=$(cat .version) >> $GITHUB_ENV
       - name: Post standalone script artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v3
         with:
           name: standalone-deployment-${{ env.VERSION }}
           path: vcsh-standalone.sh
@@ -30,7 +30,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           fetch-depth: 0
       - name: Fetch tags
@@ -40,7 +40,7 @@ jobs:
         run: |
           sudo apt install -y ronn
       - name: Install perl test dependencies
-        uses: perl-actions/install-with-cpanm@v1.1
+        uses: perl-actions/install-with-cpanm@v1.4
         with:
           install: |
             Shell::Command
@@ -57,7 +57,7 @@ jobs:
           make dist
           echo VERSION=$(cat .version) >> $GITHUB_ENV
       - name: Post build artifacts
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v3
         with:
           name: vcsh-${{ env.VERSION }}
           path: vcsh-${{ env.VERSION }}.zip

.github/workflows/lint.yml

@@ -8,21 +8,21 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Lint code style
         uses: editorconfig-checker/[email protected]
 
   shellcheck:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Configure
         run: |
           ./bootstrap.sh
           ./configure --without-man-page --disable-tests
       - name: Run shellcheck
-        uses: reviewdog/action-shellcheck@v1.0.0
+        uses: reviewdog/action-shellcheck@v1.15.0
         with:
           pattern: vcsh
           reporter: github-pr-review

.github/workflows/release.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Install build dependencies
         run: |
           sudo apt install -y ronn
@@ -49,15 +49,15 @@ jobs:
     needs: [ ghrelease ]
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Configure standalone script
         run: |
           echo "${GITHUB_REF#refs/*/v}" > .tarball-version
           ./bootstrap.sh
           ./configure --with-standalone --bindir=/
           make DESTDIR=. install-exec
       - name: Add standalone deployment to release
-        uses: svenstaro/upload-release-action@v2
+        uses: svenstaro/upload-release-action@v3
         with:
           repo_token: ${{ github.token }}
           file: vcsh-standalone.sh

.github/workflows/test.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           fetch-depth: 0
       - name: Fetch tags
@@ -18,7 +18,7 @@ jobs:
         run: |
           sudo apt install -y ronn
       - name: Install perl test dependencies
-        uses: perl-actions/install-with-cpanm@v1.1
+        uses: perl-actions/install-with-cpanm@v1.4
         with:
           install: |
             Shell::Command

build-aux/ax_progvar.m4

@@ -0,0 +1,5 @@
+AC_DEFUN([AX_PROGVAR], [
+          test -n "$m4_toupper($1)" || { AC_PATH_PROG(m4_toupper($1), m4_default($2,$1)) }
+          test -n "$m4_toupper($1)" || AC_MSG_ERROR([m4_default($2,$1) is required])
+         ])
+

build-aux/ax_subst_transformed_package_name.m4

@@ -0,0 +1,5 @@
+AC_DEFUN([AX_SUBST_TRANSFORMED_PACKAGE_NAME], [
+          AC_PROG_SED
+          TRANSFORMED_PACKAGE_NAME="$(printf "$PACKAGE_NAME" | $SED -e "$(printf "$program_transform_name" | $SED -e 's/\$\$/\$/')")"
+          AC_SUBST([TRANSFORMED_PACKAGE_NAME])
+])

configure.ac

@@ -8,11 +8,6 @@ AC_CONFIG_MACRO_DIR([build-aux])
 AM_CONDITIONAL([IS_SDIST],
                [test ! -e .gitignore])
 
-AC_DEFUN([AX_PROGVAR], [
-          test -n "$m4_toupper($1)" || { AC_PATH_PROG(m4_toupper($1), m4_default($2,$1)) }
-          test -n "$m4_toupper($1)" || AC_MSG_ERROR([m4_default($2,$1) is required])
-          ])
-
 AC_ARG_WITH([standalone],
             AS_HELP_STRING([--with-standalone],
                            [Use configuration presets for a standalone script deployment @<:@default=no@:>@]),
@@ -105,8 +100,7 @@ AM_COND_IF([ENABLE_ZSH_COMPLETION],
            [ZSH_COMPLETION_DIR="$with_zsh_completion_dir"])
 AC_SUBST([ZSH_COMPLETION_DIR])
 
-TRANSFORMED_PACKAGE_NAME="$(printf "$PACKAGE_NAME" | $SED -e "${program_transform_name//\$\$/\$}")"
-AC_SUBST([TRANSFORMED_PACKAGE_NAME])
+AX_SUBST_TRANSFORMED_PACKAGE_NAME
 
 AC_CONFIG_FILES([Makefile])
 AC_CONFIG_FILES([vcsh], [chmod +x vcsh])