+# patchset macros
+# Author: Elan Ruusamäe <glen@pld-linux.org>
+#
+# Usage:
+# %patchset_source -f <seq(1) format> <start> [<end>]
+# %patchset_patch <start> [<end>]
+#
+# If <end> is omited, it is assumed to be <start>.
+#
+# For example in preamble:
+# %patchset_source -f ftp://ftp.vim.org/pub/editors/vim/patches/7.0/7.0.%03g 33 44
+# and in %prep:
+# %patchset_patch 33 44
+
+# generate SourceX urls from range START STOP
+# Format can be SINGLE format char of %e, %f, %g, see seq(1)
+# The sources start from 10000
+%patchset_source(f:b:) %(
+ base=%{-b*}%{!-b*:10000};
+ start=$(expr $base + %1);
+ end=$(expr $base + %{?2}%{!?2:%{1}});
+ # we need to call seq twice as it doesn't allow two formats
+ seq -f 'Patch%g:' $start $end > %{tmpdir}/__ps1;
+ seq -f '%{-f*}' %1 %{?2}%{!?2:%{1}} > %{tmpdir}/__ps2;
+ paste %{tmpdir}/__ps{1,2};
+ rm -f %{tmpdir}/__ps{1,2};
+) \
+%{nil}
+
+# apply sources from %patchset_source
+# -p specify -pX for %patch line
+# -b base offset: defaults to 10000
+%patchset_patch(f:p:b:) %(
+ base=%{-b*}%{!-b*:10000};
+ start=$(expr $base + %1);
+ end=$(expr $base + %{?2}%{!?2:%{1}});
+ echo ": patchset_patch %1%{?2: to %2}";
+ seq -f 'patch%g %{-p*:-p%{-p*}}' $start $end | sed -e s,^,%%,;
+) \
+%{nil}
+
+# browser plugins v2
+# Author: Elan Ruusamäe <glen@pld-linux.org>
+#
+# Usage:
+# %browser_plugins_add_browser <name> -p <plugindir>
+#
+# <name> (required) -- name of the browser. usually %{name}.
+# -p <plugindir> (required) -- in what directory browser searches for its plugins.
+# -b -- default blacklists
+# -a <arch> override arch
+#
+# Example:
+# %browser_plugins_add_browser %{name} -p %{_firefoxdir}/plugins
+
+%_browserpluginsconfdir /etc/browser-plugins
+%_browserpluginsdir %{_libdir}/browser-plugins
+%update_browser_plugins /usr/sbin/update-browser-plugins || :
+
+%browser_plugins_add_browser(p:b:a:) \
+ browser=%1.%{!-a:%{_target_base_arch}}%{-a*} \
+ install -d $RPM_BUILD_ROOT%{_browserpluginsconfdir}/{blacklist,browsers}.d \
+ ln -s %{-p*} $RPM_BUILD_ROOT%{_browserpluginsconfdir}/browsers.d/$browser \
+ blacklist_file=$RPM_BUILD_ROOT%{_browserpluginsconfdir}/blacklist.d/$browser.blacklist \
+ echo '# This file format is shell globs at base dir of plugindir' > $blacklist_file \
+ %{-b:cat >> $blacklist_file %{-b*}} \
+%{nil}
+
+# Helper for LUA.
+# split string separated by space into quoted list
+#
+# Author: Elan Ruusamäe <glen@pld-linux.org>
+#
+# %__lua_split /bin/sh /bin/pdksh -> "/bin/sh", "/bin/pdksh"
+%__lua_split() %(echo "%*" | awk '{for (i=1;i<=NF;i++) printf("\\"%%s\\"%%s", $i, i == NF ? "" : ", ")}')
+
+# adjust /etc/shells by adding and removing shells from there
+# Author: Elan Ruusamäe <glen@pld-linux.org>
+#
+# Usage:
+# %post -p %add_etc_shells -p /bin/sh /bin/pdksh
+# %preun -p %remove_etc_shells -p /bin/sh /bin/pdksh
+#
+# -p (optional) -- specifies that result is embeded %post script (prepends <lua> as first line)
+
+%add_etc_shells(p) %{-p:<lua>}\
+t = {}\
+f = io.open("/etc/shells", "r")\
+if f then\
+ for l in f:lines() do t[l]=l; end\
+ f:close()\
+end\
+for _, s in ipairs({%{expand:%%__lua_split %*}}) do\
+ if not t[s] then\
+ print("Adding "..s.." to /etc/shells")\
+ f = io.open("/etc/shells", "a"); f:write(s.."\\n"); f:close()\
+ end\
+end\
+%{nil}
+
+%remove_etc_shells(p) %{-p:<lua>}\
+%{-p:if arg[2] == 0 then}\
+ t = {}\
+ f = io.open("/etc/shells", "r")\
+ if f then\
+ for l in f:lines() do t[l]=l; end\
+ f:close()\
+ end\
+ for _, l in pairs({%{expand:%%__lua_split %*}}) do\
+ print("Removing "..l.." from /etc/shells")\
+ t[l] = nil\
+ end\
+ s=""\
+ for _, l in pairs(t) do\
+ s=s..l.."\\n"\
+ end\
+ io.open("/etc/shells", "w"):write(s)\
+%{-p:end} \
+%{nil}
+