net-print/epson-inkjet-printer-escpr: Compilation fixes

Fix function arguments, gcc-15 fixes

Closes: https://bugs.gentoo.org/944979

Signed-off-by: Mike Pagano <mpagano@gentoo.org>

net-print/epson-inkjet-printer-escpr/epson-inkjet-printer-escpr-1.2.15-r1.ebuild

@@ -0,0 +1,38 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+MY_P="${PN}2-${PV}"
+
+DESCRIPTION="Epson Inkjet Printer Driver 2 (ESC/P-R) for Linux"
+HOMEPAGE="https://download.ebz.epson.net/dsc/search/01/search/?OSC=LX"
+SRC_URI="https://download3.ebz.epson.net/dsc/f/03/00/16/06/85/fddc1d5996d0cab4dceea35852a2e430fb124993/${MY_P}-1.tar.gz"
+S="${WORKDIR}/${MY_P}"
+LICENSE="EPSON LGPL-2.1+"
+SLOT="2"
+KEYWORDS="~amd64"
+
+QA_FLAGS_IGNORED="/usr/lib64/libescpr2.so.1.0.0"
+
+DEPEND="net-print/cups"
+RDEPEND="${DEPEND}"
+
+PATCHES=(
+	"${FILESDIR}/gcc-no-implicit-function-declaration-$(ver_cut 1-2 ${PV}).patch"
+	"${FILESDIR}/${PN}-$(ver_cut 1-2 ${PV})-gcc15.patch"
+	"${FILESDIR}/${PN}-$(ver_cut 1-2 ${PV})-filter-func.patch"
+)
+
+src_configure() {
+	econf \
+		--with-cupsfilterdir="${EPREFIX}/usr/libexec/cups/filter"\
+		--with-cupsppddir="${EPREFIX}/usr/share/ppd"
+}
+
+src_install() {
+	default
+
+	find "${ED}/usr/lib64" -name "*.la" -delete \
+		|| die "Removal of libtool files (.la) has failed."
+}

net-print/epson-inkjet-printer-escpr/files/epson-inkjet-printer-escpr-1.2-filter-func.patch

@@ -0,0 +1,11 @@
+--- a/src/filter.c	2025-03-11 13:42:50.136160524 -0400
++++ b/src/filter.c	2025-03-11 13:43:06.210514768 -0400
+@@ -450,7 +450,7 @@ main (int argc, char *argv[])
+ 
+ 	debug_msg("call SendStartJob function\n");
+ 
+-	err = SendStartJob(FALSE);
++	err = SendStartJob();
+ 
+ 	if (err){
+ 		debug_msg("Error occurred in \"SendStartJob\": %d\n", err);

net-print/epson-inkjet-printer-escpr/files/epson-inkjet-printer-escpr-1.2-gcc15.patch

@@ -0,0 +1,23 @@
+--- a/src/Makefile.in	2025-03-11 13:27:10.299747040 -0400
++++ b/src/Makefile.in	2025-03-11 13:34:22.746707500 -0400
+@@ -319,7 +319,9 @@ AM_LDFLAGS = -lpthread -lm
+ cupsfilterdir = $(CUPS_FILTER_DIR)
+ ESCPR_LIB_DIR = ../escprlib
+ epson_escpr_wrapper2_CFLAGS = \
+-	-Wall\
++	-Wno-pointer-sign\
++	-Wno-unused-result\
++	-Wno-deprecated-declarations\
+ 	-DCUPS_FILTER_NAME=\"epson-escpr2\" \
+ 	-DCUPS_FILTER_PATH=\"$(CUPS_FILTER_DIR)\" \
+ 	-DGCOMSW_PRIVATE
+@@ -332,7 +334,8 @@ epson_escpr_wrapper2_SOURCES = \
+ epson_escpr2_CFLAGS = \
+ 	-I$(top_srcdir)/escprlib/include \
+ 	-DGCOMSW_PRIVATE \
+-	-DEPS_FILTER
++	-DEPS_FILTER\
++	-Wno-unused-result
+ 
+ epson_escpr2_SOURCES = \
+ 	filter.c \