app-accessibility/edbrowse: Fix build with gcc-10

* Thanks to Sam James for providing the patch link
* Port to cmake eclass
* Additional minor cleanup

Closes: https://bugs.gentoo.org/707500
Package-Manager: Portage-3.0.9, Repoman-3.0.1
Signed-off-by: Jakov Smolic <jakov.smolic@sartura.hr>
Signed-off-by: David Seifert <soap@gentoo.org>

app-accessibility/edbrowse/edbrowse-3.7.5.1-r1.ebuild

@@ -2,7 +2,8 @@
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
-inherit cmake-utils
+
+inherit cmake
 
 DESCRIPTION="Combination editor, browser, and mail client that is 100% text based"
 HOMEPAGE="http://edbrowse.org"
@@ -15,24 +16,30 @@ IUSE="odbc"
 
 RDEPEND="
 	app-text/tidy-html5
-	>=net-misc/curl-7.36.0
-	>=dev-libs/libpcre-7.8
-	>=sys-libs/readline-6.0
 	dev-lang/duktape:=
+	dev-libs/libpcre
+	net-misc/curl
+	sys-libs/readline:=
 	odbc? ( dev-db/unixODBC )"
 DEPEND="${RDEPEND}"
-BDEPEND="${RDEPEND}
+BDEPEND="
 	dev-lang/perl
 	virtual/pkgconfig"
 
+PATCHES=(
+	"${FILESDIR}"/${P}-fno-common.patch
+	"${FILESDIR}"/${P}-manpage.patch
+)
+
 src_prepare() {
-	sed -i -e "s:/usr/share/doc/edbrowse:/usr/share/doc/${P}:" CMakeLists.txt
-	cmake-utils_src_prepare
+	cmake_src_prepare
+
+	sed -i -e "s:/usr/share/doc/edbrowse:/usr/share/doc/${PF}:" CMakeLists.txt || die
 }
 
 src_configure() {
 	local mycmakeargs=(
 		-DBUILD_EDBR_ODBC=$(usex odbc)
 	)
-	cmake-utils_src_configure
+	cmake_src_configure
 }

app-accessibility/edbrowse/files/edbrowse-3.7.5.1-fno-common.patch

@@ -0,0 +1,11 @@
+--- a/src/eb.h
++++ b/src/eb.h
+@@ -287,7 +287,7 @@ extern char *sslCerts;		/* ssl certificates to validate the secure server */
+ extern int verifyCertificates;	/* is a certificate required for the ssl connection? */
+ extern int displayLength;	// when printing a line
+ extern int formatLineLength;	// when formatting html
+-bool formatOverflow;
++extern bool formatOverflow;
+ extern int webTimeout, mailTimeout;
+ extern uchar browseLocal;
+ extern bool sqlPresent;		/* Was edbrowse compiled with SQL built in? */

app-accessibility/edbrowse/files/edbrowse-3.7.5.1-manpage.patch

@@ -0,0 +1,23 @@
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -249,19 +249,7 @@ if (UNIX)
+     endif()
+     # copy to build dir
+     configure_file( ${UnixManFile} ${CMAKE_BINARY_DIR}/edbrowse.1 )
+-    # find 'gzip' - warn if not...
+-    find_program(GZIP_EXE gzip PATHS /bin )
+-    if (GZIP_EXE)
+-        # gzip it in place
+-        execute_process(COMMAND ${GZIP_EXE} -f "edbrowse.1"
+-            WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
+-            INPUT_FILE edbrowse.1
+-            OUTPUT_FILE edbrowse.1.gz )
+-        # install it
+-	install(FILES ${CMAKE_BINARY_DIR}/edbrowse.1.gz DESTINATION ${UnixManDir})
+-    else ()
+-        message(WARNING "Unable to locate 'gzip'! No man page...")
+-    endif ()
++    install(FILES ${CMAKE_BINARY_DIR}/edbrowse.1 DESTINATION ${UnixManDir})
+     # install user guide
+     install(FILES doc/usersguide.html doc/usersguide_fr.html doc/sample.ebrc doc/sample_fr.ebrc doc/sample_it.ebrc DESTINATION ${UnixDocDir})
+ endif ()