#!/usr/bin/make -f
#export DH_VERBOSE=1

export DEB_BUILD_MAINT_OPTIONS = hardening=+all

CONTRIB_EXAMPLES = debian/mrtg-contrib/usr/share/doc/mrtg-contrib/examples/contrib

%:
	dh $@

execute_after_dh_clean:
	# Revert changes in hashbangs after building
	for i in cfgmaker indexmaker mrtg; do \
	    sed -i 's/#! \/usr\/bin\/perl -w/#! \/home\/oetiker\/.plenv\/shims\/perl -w/' bin/$$i; \
	done

# Searching for translations from MS Windows
execute_before_dh_auto_configure:
	file debian/po/* | grep CRLF && \
          { echo -e "\n\nERROR: There is a translation with CRLF in debian/po/\n"; \
            exit 1; } || true

# Using *-indep to avoid issues when building arch dependent binary only

execute_after_dh_install-indep:
	# xlsummary depends on non-free software. See #293641.
	rm -rf $(CONTRIB_EXAMPLES)/xlsummary

	# Removing extra licensing files
	find $(CONTRIB_EXAMPLES) -name COPYING -exec rm -f {} \;

	# Fix hashbangs: c:\perl\bin
	grep -Esri '#!c:\\perl\\bin' $(CONTRIB_EXAMPLES) | cut -d: -f1 | \
            xargs sed -i 's/#!c:\\perl\\bin/#!\/usr\/bin\/perl/'

	# Fix hashbangs: /usr/bin/ksh
	grep -Esri '#!/usr/bin/ksh' $(CONTRIB_EXAMPLES) | cut -d: -f1 | \
            xargs sed -i 's/#!\/usr\/bin\/ksh/#!\/bin\/ksh/'

	# Fix all Unixes hashbangs with 'perl'
	grep -Esr '^#!\/[a-z/]+perl[0-9]?' $(CONTRIB_EXAMPLES) | cut -d: -f1 | \
            xargs sed -i 's/^#!\/[a-z/]\+perl[0-9]\?/#!\/usr\/bin\/perl/'

	# Fix specific hashbang with 'perl'
	grep -Esr '^#! /pkg/gnu/bin/perl' $(CONTRIB_EXAMPLES) | cut -d: -f1 | \
            xargs sed -i 's/^#!\ \/pkg\/gnu\/bin\/perl/#!\/usr\/bin\/perl/'

	# Convert all files to Unix EOL style
	find $(CONTRIB_EXAMPLES) -type f -exec dos2unix -q {} \;

	# Create symlinks for duplicate files
	jdupes -rl $(CONTRIB_EXAMPLES)

execute_before_dh_fixperms-indep:
	# There are several examples with wrong permissions for Unix, so
        # changing all regular files to 644 is a good idea because they are
        # examples only. Note that dh_fixperms will change some permissions
        # again.
	find $(CONTRIB_EXAMPLES) -type f -exec chmod 644 {} \;

override_dh_compress-indep:
	dh_compress -Xexamples/