#------------------------------------------------------------------------------
# Macros for further automated spec %setup and patch application

# default to plain patch
%__scm patch
# meh, figure something saner
%__scm_username rpm-build
%__scm_usermail <rpm-build>
%__scm_author %{__scm_username} %{__scm_usermail}

# Plain patch (-m is unused)
%__scm_setup_patch(q) %{nil}
%__scm_apply_patch(qp:m:)\
%{__patch} %{-p:-p%{-p*}} %{-q:-s} --fuzz=%{_default_patch_fuzz} %{_default_patch_flags}

# Mercurial (aka hg)
%__scm_setup_hg(q)\
%{__hg} init %{-q} .\
%{__hg} add %{-q} .\
%{__hg} commit %{-q} --user "%{__scm_author}" -m "%{name}-%{version} base"

%__scm_apply_hg(qp:m:)\
%{__hg} import - %{-p:-p%{-p*}} %{-q} -m %{-m*} --user "%{__scm_author}"

# Git
%__scm_setup_git(q)\
%{__git} init %{-q}\
%{__git} config user.name "%{__scm_username}"\
%{__git} config user.email "%{__scm_usermail}"\
%{__git} add .\
%{__git} commit %{-q} -a\\\
	--author "%{__scm_author}" -m "%{name}-%{version} base"

%__scm_apply_git(qp:m:)\
%{__git} apply --index %{-p:-p%{-p*}} -\
%{__git} commit %{-q} -m %{-m*} --author "%{__scm_author}"

# Git, using "git am" (-m is unused)
%__scm_setup_git_am(q)\
%{expand:%__scm_setup_git %{-q}}

%__scm_apply_git_am(qp:m:)\
%{__git} am %{-q} %{-p:-p%{-p*}}

# Single patch application
%apply_patch(qp:m:)\
%{lua:\
local file = rpm.expand("%{1}")\
if posix.access(file, "r") then\
    local options = rpm.expand("%{-q} %{-p:-p%{-p*}} %{-m:-m%{-m*}}")\
    local scm_apply = rpm.expand("%__scm_apply_%{__scm}")\
    print(rpm.expand("%{uncompress:"..file.."} | "..scm_apply.." "..options.."\\n"))\
else\
    print("echo 'Cannot read "..file.."'; exit 1;".."\\n")\
end}

# Automatically apply all patches
%autopatch(vp:)\
%{lua:\
local options = rpm.expand("%{!-v:-q} %{-p:-p%{-p*}} ")\
for i, p in ipairs(patches) do\
    print(rpm.expand("%apply_patch -m %{basename:"..p.."}  "..options..p.."\\n"))\
end}

# One macro to (optionally) do it all.
# -S<scm name>	Sets the used patch application style, eg '-S git' enables
#           	usage of git repository and per-patch commits.
# -N		Disable automatic patch application
# -p<num>	Use -p<num> for patch application	
%autosetup(a:b:cDn:TvNS:p:)\
%setup %{-a} %{-b} %{-c} %{-D} %{-n} %{-T} %{!-v:-q}\
%{-S:%global __scm %{-S*}}\
%{-S:%{expand:%__scm_setup_%{-S*} %{!-v:-q}}}\
%{!-N:%autopatch %{-v} %{-p:-p%{-p*}}}

# \endverbatim
#*/