net-im/ejabberd: Disable mod_irc if nls USE flag is disbled

mod_irc is only required for mod_irc. If nls support is disabled,
disable mod_irc in example configuration file and warn user if he/she
has mod_irc enabled in configuration. Otherwise ejabberd will fail to
start.

Gentoo-Bug: 603822
Package-Manager: Portage-2.3.5, Repoman-2.3.2

4 files changed, 84 insertions, 0 deletions

diff --git a/net-im/ejabberd/ejabberd-16.09.ebuild b/net-im/ejabberd/ejabberd-16.09.ebuild
index 5621156189ea..99e4a3aabcc2 100644
--- a/net-im/ejabberd/ejabberd-16.09.ebuild
+++ b/net-im/ejabberd/ejabberd-16.09.ebuild
@@ -107,6 +107,15 @@ customize_epam_wrapper() {
 		|| die 'failed to install epam-wrapper'
 }
 
+# Disable mod_irc in example configuration file.
+disable_mod_irc() {
+	local needs_iconv='needs dev-erlang/iconv (+nls USE flag)'
+	sed -r \
+		-e "s@^(\s*)(mod_irc\s*:.*$)@\1## \2 # ${needs_iconv}@" \
+		-i "${S}/ejabberd.yml.example" \
+		|| die 'failed to modify example config'
+}
+
 # Check if there already exists a certificate.
 ejabberd_cert_exists() {
 	local cert
@@ -138,6 +147,12 @@ get_ejabberd_path() {
 	echo "/usr/$(get_libdir)/${P}"
 }
 
+# Check whether mod_irc is enabled in ejabberd configuration on target system.
+is_mod_irc_enabled() {
+	egrep '^(\s*)(mod_irc\s*:.*$)' \
+		"${EROOT%/}${JABBER_ETC}/ejabberd.yml"
+}
+
 # Make ejabberd.service for systemd from upstream provided template.
 make_ejabberd_service() {
 	sed -r \
@@ -184,6 +199,7 @@ src_prepare() {
 	make_ejabberd_service
 	skip_docs
 	adjust_config
+	use nls || disable_mod_irc
 	customize_epam_wrapper "${FILESDIR}/epam-wrapper"
 
 	# Fix bug #591862. ERL_LIBS should point directly to ejabberd directory
@@ -294,4 +310,9 @@ pkg_postinst() {
 		chmod g+r "${EROOT%/}${epam_path}" \
 			|| die "failed to correct ${epam_path} permissions"
 	fi
+
+	if ! use nls && is_mod_irc_enabled; then
+		ewarn "nls support (dev-erlang/iconv) is required by mod_irc. Either rebuild ejabberd"
+		ewarn "with nls enabled or disable mod_irc in ${EROOT%/}${JABBER_ETC}/ejabberd.yml."
+	fi
 }
diff --git a/net-im/ejabberd/ejabberd-17.01-r1.ebuild b/net-im/ejabberd/ejabberd-17.01-r1.ebuild
index 6ee9e157db6b..7c2e9586ebdf 100644
--- a/net-im/ejabberd/ejabberd-17.01-r1.ebuild
+++ b/net-im/ejabberd/ejabberd-17.01-r1.ebuild
@@ -108,6 +108,15 @@ customize_epam_wrapper() {
 		|| die 'failed to install epam-wrapper'
 }
 
+# Disable mod_irc in example configuration file.
+disable_mod_irc() {
+	local needs_iconv='needs dev-erlang/iconv (+nls USE flag)'
+	sed -r \
+		-e "s@^(\s*)(mod_irc\s*:.*$)@\1## \2 # ${needs_iconv}@" \
+		-i "${S}/ejabberd.yml.example" \
+		|| die 'failed to modify example config'
+}
+
 # Check if there already exists a certificate.
 ejabberd_cert_exists() {
 	local cert
@@ -139,6 +148,12 @@ get_ejabberd_path() {
 	echo "/usr/$(get_libdir)/${P}"
 }
 
+# Check whether mod_irc is enabled in ejabberd configuration on target system.
+is_mod_irc_enabled() {
+	egrep '^(\s*)(mod_irc\s*:.*$)' \
+		"${EROOT%/}${JABBER_ETC}/ejabberd.yml"
+}
+
 # Make ejabberd.service for systemd from upstream provided template.
 make_ejabberd_service() {
 	sed -r \
@@ -198,6 +213,7 @@ src_prepare() {
 	make_ejabberd_service
 	skip_docs
 	adjust_config
+	use nls || disable_mod_irc
 	customize_epam_wrapper "${FILESDIR}/epam-wrapper"
 
 	rebar_fix_include_path fast_xml
@@ -299,4 +315,9 @@ pkg_postinst() {
 	if ! ejabberd_cert_exists; then
 		ejabberd_cert_install
 	fi
+
+	if ! use nls && is_mod_irc_enabled; then
+		ewarn "nls support (dev-erlang/iconv) is required by mod_irc. Either rebuild ejabberd"
+		ewarn "with nls enabled or disable mod_irc in ${EROOT%/}${JABBER_ETC}/ejabberd.yml."
+	fi
 }
diff --git a/net-im/ejabberd/ejabberd-17.01.ebuild b/net-im/ejabberd/ejabberd-17.01.ebuild
index a55828a551ec..061059b61832 100644
--- a/net-im/ejabberd/ejabberd-17.01.ebuild
+++ b/net-im/ejabberd/ejabberd-17.01.ebuild
@@ -108,6 +108,15 @@ customize_epam_wrapper() {
 		|| die 'failed to install epam-wrapper'
 }
 
+# Disable mod_irc in example configuration file.
+disable_mod_irc() {
+	local needs_iconv='needs dev-erlang/iconv (+nls USE flag)'
+	sed -r \
+		-e "s@^(\s*)(mod_irc\s*:.*$)@\1## \2 # ${needs_iconv}@" \
+		-i "${S}/ejabberd.yml.example" \
+		|| die 'failed to modify example config'
+}
+
 # Check if there already exists a certificate.
 ejabberd_cert_exists() {
 	local cert
@@ -139,6 +148,12 @@ get_ejabberd_path() {
 	echo "/usr/$(get_libdir)/${P}"
 }
 
+# Check whether mod_irc is enabled in ejabberd configuration on target system.
+is_mod_irc_enabled() {
+	egrep '^(\s*)(mod_irc\s*:.*$)' \
+		"${EROOT%/}${JABBER_ETC}/ejabberd.yml"
+}
+
 # Make ejabberd.service for systemd from upstream provided template.
 make_ejabberd_service() {
 	sed -r \
@@ -185,6 +200,7 @@ src_prepare() {
 	make_ejabberd_service
 	skip_docs
 	adjust_config
+	use nls || disable_mod_irc
 	customize_epam_wrapper "${FILESDIR}/epam-wrapper"
 
 	rebar_fix_include_path fast_xml
@@ -298,4 +314,9 @@ pkg_postinst() {
 		chmod g+r "${EROOT%/}${epam_path}" \
 			|| die "failed to correct ${epam_path} permissions"
 	fi
+
+	if ! use nls && is_mod_irc_enabled; then
+		ewarn "nls support (dev-erlang/iconv) is required by mod_irc. Either rebuild ejabberd"
+		ewarn "with nls enabled or disable mod_irc in ${EROOT%/}${JABBER_ETC}/ejabberd.yml."
+	fi
 }
diff --git a/net-im/ejabberd/ejabberd-17.04.ebuild b/net-im/ejabberd/ejabberd-17.04.ebuild
index 8b82f975af87..1cec62f2eba2 100644
--- a/net-im/ejabberd/ejabberd-17.04.ebuild
+++ b/net-im/ejabberd/ejabberd-17.04.ebuild
@@ -108,6 +108,15 @@ customize_epam_wrapper() {
 		|| die 'failed to install epam-wrapper'
 }
 
+# Disable mod_irc in example configuration file.
+disable_mod_irc() {
+	local needs_iconv='needs dev-erlang/iconv (+nls USE flag)'
+	sed -r \
+		-e "s@^(\s*)(mod_irc\s*:.*$)@\1## \2 # ${needs_iconv}@" \
+		-i "${S}/ejabberd.yml.example" \
+		|| die 'failed to modify example config'
+}
+
 # Check if there already exists a certificate.
 ejabberd_cert_exists() {
 	local cert
@@ -139,6 +148,12 @@ get_ejabberd_path() {
 	echo "/usr/$(get_libdir)/${P}"
 }
 
+# Check whether mod_irc is enabled in ejabberd configuration on target system.
+is_mod_irc_enabled() {
+	egrep '^(\s*)(mod_irc\s*:.*$)' \
+		"${EROOT%/}${JABBER_ETC}/ejabberd.yml"
+}
+
 # Make ejabberd.service for systemd from upstream provided template.
 make_ejabberd_service() {
 	sed -r \
@@ -198,6 +213,7 @@ src_prepare() {
 	make_ejabberd_service
 	skip_docs
 	adjust_config
+	use nls || disable_mod_irc
 	customize_epam_wrapper "${FILESDIR}/epam-wrapper"
 
 	rebar_fix_include_path fast_xml
@@ -300,4 +316,9 @@ pkg_postinst() {
 	if ! ejabberd_cert_exists; then
 		ejabberd_cert_install
 	fi
+
+	if ! use nls && is_mod_irc_enabled; then
+		ewarn "nls support (dev-erlang/iconv) is required by mod_irc. Either rebuild ejabberd"
+		ewarn "with nls enabled or disable mod_irc in ${EROOT%/}${JABBER_ETC}/ejabberd.yml."
+	fi
 }