Add system_provided extra_require #3967

    * Update configure script

Signed-off-by: Jono Yang <jyang@nexb.com>

configure

@@ -118,7 +118,7 @@ CFG_ROOT_DIR="$( cd "$( dirname "${CFG_BIN}" )" && pwd )"
 
 CFG_BIN_DIR=$CFG_ROOT_DIR/$VIRTUALENV_DIR/bin
 
-# force relaunching under X86-64 architecture on macOS M1/ARM 
+# force relaunching under X86-64 architecture on macOS M1/ARM
 if [[ $OSTYPE == 'darwin'* && $(uname -m) == 'arm64' && $(sysctl -in sysctl.proc_translated) == 0 ]]; then
     arch -x86_64 /bin/bash -c "$CFG_ROOT_DIR/configure $*"
     exit $?
@@ -148,6 +148,16 @@ if [[ $OSTYPE == 'darwin'* ]]; then
     BASE_DEV=".[testing]"
 fi
 
+# If SCANCODE_SYSTEM_PROVIDED is set, then we install system_provided extra_require
+if [[ SCANCODE_SYSTEM_PROVIDED ]]; then
+    BASE=".[packages,system_provided]"
+    BASE_DEV=".[packages,testing,system_provided]"
+    if [[ $OSTYPE == 'darwin'* ]]; then
+        BASE=".[system_provided]"
+        BASE_DEV=".[testing,system_provided]"
+    fi
+fi
+
 # Requirement arguments passed to pip and used by default or with --dev.
 REQUIREMENTS="--editable $BASE --constraint requirements.txt --constraint requirements-linux.txt"
 DEV_REQUIREMENTS="--editable $BASE_DEV --constraint requirements.txt --constraint requirements-linux.txt --constraint requirements-dev.txt"

setup-mini.cfg

@@ -151,6 +151,11 @@ packages =
     packagedcode_msitools >= 0.101.210706; platform_system == 'Linux'
     go-inspector >= 0.3.1; platform_system == 'Linux'
 
+# use 7zip, libarchive, and libmagic provided on the system
+system_provided =
+    extractcode-7z-system-provided
+    extractcode-libarchive-system-provided
+    typecode-libmagic-system-provided
 
 [options.entry_points]
 console_scripts =

setup.cfg

@@ -151,6 +151,11 @@ packages =
     packagedcode_msitools >= 0.101.210706; platform_system == 'Linux'
     go-inspector >= 0.3.1; platform_system == 'Linux'
 
+# use 7zip, libarchive, and libmagic provided on the system
+system_provided =
+    extractcode-7z-system-provided
+    extractcode-libarchive-system-provided
+    typecode-libmagic-system-provided
 
 [options.entry_points]
 console_scripts =