README.md

@@ -46,3 +46,4 @@ Type `which nginx` and make a copy i.e. `sudo cp /usr/sbin/nginx /usr/sbin/nginx
 3. Check nginx `sudo nginx -t`
 4. Reload nginx `sudo nginx -s reload`
 5. Verify new version `sudo nginx -v` should output `nginx version: freenginx/1.29.4 (w/GeoIP2,Brotli,H3,Headers-More,Quantum,debug,KTLS)`
+6. Optionally free up disk space with `./freenginx.sh --purge` (same `-r` and versions as the build). It refuses to run if the built binary doesn't match `/usr/sbin/nginx`.

freenginx.sh

@@ -39,6 +39,8 @@ Usage: ${0##*/} [options]
   -q        quiet: print only errors and the final summary
   -v        verbose: stream all build output to the terminal (still logged)
   -c        run 'make clean' in the freenginx tree before configuring
+  --purge   don't build; delete this version's source and dependency folders
+            (run after 'sudo make install'; logs are kept)
   --no-brotli | --no-zstd | --no-geoip2 | --no-headers | --no-ktls | --no-debug
             disable an optional feature
   -h        show this help
@@ -56,6 +58,7 @@ while [ $# -gt 0 ]; do
     -q) VERBOSITY=0 ;;
     -v) VERBOSITY=2 ;;
     -c) CLEAN=1 ;;
+    --purge) PURGE=1 ;;
     --no-brotli)  USE_BROTLI=0 ;;
     --no-zstd)    USE_ZSTD=0 ;;
     --no-geoip2)  USE_GEOIP2=0 ;;
@@ -141,6 +144,20 @@ install_maxmind() { # system-wide, skipped when pkg-config already reports $V_MA
 
 ### Setup
 case $BUILDROOT in /*) ;; *) BUILDROOT=$PWD/$BUILDROOT ;; esac
+
+if [ "${PURGE:-0}" = 1 ]; then
+  built=$BUILDROOT/nginx-release-$V_NGINX/objs/nginx
+  if [ -f "$built" ] && ! cmp -s "$built" /usr/sbin/nginx; then
+    echo "!! $built is not the installed /usr/sbin/nginx. Run 'sudo make install' first." >&2
+    exit 1
+  fi
+  echo "==> Removing freenginx $V_NGINX build folders from $BUILDROOT"
+  rm -rf -- "$BUILDROOT/nginx-release-$V_NGINX" "$BUILDROOT/zlib-$V_ZLIB" "$BUILDROOT/pcre2-$V_PCRE" \
+    "$BUILDROOT/openssl-$V_QSSL" "$BUILDROOT/libmaxminddb-$V_MAXM" "$BUILDROOT/nginx-geoip2" \
+    "$BUILDROOT/ngx-brotli" "$BUILDROOT/ngx-zstd" "$BUILDROOT/headers-more-nginx-module-$V_HEAD"
+  exit 0
+fi
+
 mkdir -p "$BUILDROOT"
 : "${LOG:=$BUILDROOT/build-$V_NGINX-$(date +%Y%m%d-%H%M%S).log}"
 case $LOG in /*) ;; *) LOG=$PWD/$LOG ;; esac