]>
git.ipfire.org Git - thirdparty/gcc.git/blob - contrib/gcc-git-customization.sh
3 # Script to add some local git customizations suitable for working
4 # with the GCC git repository
10 echo -n $question "["$default"]? "
12 if [ "x$answer" = "x" ]
20 # Add a git command to find the git commit equivalent to legacy SVN revision NNN
21 git config
alias.svn-rev
'!f() { rev=$1; shift; git log --all --grep="^From-SVN: r\\?$rev\\b" "${@}"; } ; f'
23 # Add git commands to convert git commit to monotonically increasing revision number
25 git config
alias.gcc-descr \
!"f() { if test \${1:-no} = --full; then c=\${2:-master}; r=\$(git describe --all --abbrev=40 --match 'basepoints/gcc-[0-9]*' \$c | sed -n 's,^\\(tags/\\)\\?basepoints/gcc-,r,p'); expr match \${r:-no} '^r[0-9]\\+\$' >/dev/null && r=\${r}-0-g\$(git rev-parse \${2:-master}); else c=\${1:-master}; r=\$(git describe --all --match 'basepoints/gcc-[0-9]*' \$c | sed -n 's,^\\(tags/\\)\\?basepoints/gcc-\\([0-9]\\+\\)-\\([0-9]\\+\\)-g[0-9a-f]*\$,r\\2-\\3,p;s,^\\(tags/\\)\\?basepoints/gcc-\\([0-9]\\+\\)\$,r\\2-0,p'); fi; if test -n \$r; then o=\$(git config --get gcc-config.upstream); rr=\$(echo \$r | sed -n 's,^r\\([0-9]\\+\\)-[0-9]\\+\\(-g[0-9a-f]\\+\\)\\?\$,\\1,p'); if git rev-parse --verify --quiet \${o:-origin}/releases/gcc-\$rr >/dev/null; then m=releases/gcc-\$rr; else m=master; fi; git merge-base --is-ancestor \$c \${o:-origin}/\$m && \echo \${r}; fi; }; f"
26 git config
alias.gcc-undescr \
!"f() { o=\$(git config --get gcc-config.upstream); r=\$(echo \$1 | sed -n 's,^r\\([0-9]\\+\\)-[0-9]\\+\$,\\1,p'); n=\$(echo \$1 | sed -n 's,^r[0-9]\\+-\\([0-9]\\+\\)\$,\\1,p'); test -z \$r && echo Invalid id \$1 && exit 1; h=\$(git rev-parse --verify --quiet \${o:-origin}/releases/gcc-\$r); test -z \$h && h=\$(git rev-parse --verify --quiet \${o:-origin}/master); p=\$(git describe --all --match 'basepoints/gcc-'\$r \$h | sed -n 's,^\\(tags/\\)\\?basepoints/gcc-[0-9]\\+-\\([0-9]\\+\\)-g[0-9a-f]*\$,\\2,p;s,^\\(tags/\\)\\?basepoints/gcc-[0-9]\\+\$,0,p'); git rev-parse --verify \$h~\$(expr \$p - \$n); }; f"
28 git config
alias.gcc-verify
'!f() { "`git rev-parse --show-toplevel`/contrib/gcc-changelog/git_check_commit.py" $@; } ; f'
29 git config
alias.gcc-backport
'!f() { rev=$1; git cherry-pick -x $@; } ; f'
31 git config
alias.gcc-mklog
'!f() { "`git rev-parse --show-toplevel`/contrib/mklog.py" $@; } ; f'
33 # Make diff on MD files use "(define" as a function marker.
34 # Use this in conjunction with a .gitattributes file containing
36 git config
diff.md.xfuncname
'^\(define.*$'
38 set_user
=$
(git config
--get "user.name")
39 set_email
=$
(git config
--get "user.email")
41 if [ "x$set_user" = "x" ]
43 # Try to guess the user's name by looking it up in the password file
44 new_user
=$
(getent passwd $
(whoami
) |
awk -F: '{ print $5 }')
45 if [ "x$new_user" = "x" ]
47 new_user
="(no default)"
52 ask
"Your name" "${new_user}" new_user
53 if [ "x$new_user" = "x(no default)" ]
55 echo "Cannot continue, git needs to record your name against commits"
59 if [ "x$set_email" = "x" ]
61 new_email
="(no_default)"
66 ask
"Your email address (for git commits)" "${new_email}" new_email
67 if [ "x$new_email" = "x(no default)" ]
69 echo "Cannot continue, git needs to record your email address against commits"
73 if [ "x$set_user" != "x$new_user" ]
75 git config
"user.name" "$new_user"
78 if [ "x$set_email" != "x$new_email" ]
80 git config
"user.email" "$new_email"
83 upstream
=$
(git config
--get "gcc-config.upstream")
84 if [ "x$upstream" = "x" ]
88 ask
"Local name for upstream repository" "origin" upstream
90 v
=$
(git config
--get-all "remote.${upstream}.fetch")
93 echo "Remote $upstream does not seem to exist as a remote"
96 git config
"gcc-config.upstream" "$upstream"
98 remote_id
=$
(git config
--get "gcc-config.user")
99 if [ "x$remote_id" = "x" ]
101 # See if the url specifies the remote user name.
102 url
=$
(git config
--get "remote.$upstream.url")
105 # This is a pure guess, but for many people it might be OK.
108 remote_id
=$
(echo $url |
sed -r "s|^.*ssh://(.+)@gcc.gnu.org.*$|\1|")
109 if [ x
$remote_id = x
$url ]
116 ask
"Account name on gcc.gnu.org (for your personal branches area)" $remote_id remote_id
117 git config
"gcc-config.user" "$remote_id"
119 old_pfx
=$
(git config
--get "gcc-config.userpfx")
120 if [ "x$old_pfx" = "x" ]
125 echo "Local branch prefix for personal branches you want to share"
126 echo "(local branches starting <prefix>/ can be pushed directly to your"
127 ask
"personal area on the gcc server)" $old_pfx new_pfx
128 git config
"gcc-config.userpfx" "$new_pfx"
130 # Scan the existing settings to see if there are any we need to rewrite.
131 vendors
=$
(git config
--get-all "remote.${upstream}.fetch" "refs/vendors/" |
sed -r "s:.*refs/vendors/([^/]+)/.*:\1:" |
sort |
uniq)
132 url
=$
(git config
--get "remote.${upstream}.url")
133 pushurl
=$
(git config
--get "remote.${upstream}.pushurl")
136 echo "Migrating vendor \"$v\" to new remote \"vendors/$v\""
137 git config
--unset-all "remote.${upstream}.fetch" "refs/vendors/$v/"
138 git config
--unset-all "remote.${upstream}.push" "refs/vendors/$v/"
139 git config
"remote.vendors/${v}.url" "${url}"
140 if [ "x$pushurl" != "x" ]
142 git config
"remote.vendors/${v}.pushurl" "${pushurl}"
144 git config
--add "remote.vendors/${v}.fetch" "+refs/vendors/$v/heads/*:refs/remotes/vendors/${v}/*"
145 git config
--add "remote.vendors/${v}.fetch" "+refs/vendors/$v/tags/*:refs/tags/vendors/${v}/*"
148 # Convert the remote 'pfx' to users/pfx to avoid problems with ambiguous refs
150 old_remote
=$
(git config
--get "remote.${old_pfx}.url")
151 if [ -n "${old_remote}" ]
153 echo "Migrating remote \"${old_pfx}\" to new remote \"users/${new_pfx}\""
154 # Create a dummy fetch rule that will cause the subsequent prune to remove the old remote refs.
155 git config
--replace-all "remote.${old_pfx}.fetch" "+refs/empty/*:refs/remotes/${old_pfx}/*"
157 git remote prune
${old_pfx}
158 git config
--remove-section "remote.${old_pfx}"
159 for br
in $
(git branch
--list "${old_pfx}/*")
161 old_remote
=$
(git config
--get "branch.${br}.remote")
162 if [ "${old_remote}" = "${old_pfx}" ]
164 git config
"branch.${br}.remote" "users/${new_pfx}"
169 echo "Setting up tracking for personal namespace $remote_id in remotes/users/${new_pfx}"
170 git config
"remote.users/${new_pfx}.url" "${url}"
171 if [ "x$pushurl" != "x" ]
173 git config
"remote.users/${new_pfx}.pushurl" "${pushurl}"
175 git config
--replace-all "remote.users/${new_pfx}.fetch" "+refs/users/${remote_id}/heads/*:refs/remotes/users/${new_pfx}/*" "refs/users/${remote_id}/heads/"
176 git config
--replace-all "remote.users/${new_pfx}.fetch" "+refs/users/${remote_id}/tags/*:refs/tags/users/${new_pfx}/*" "refs/users/${remote_id}/tags/"
177 git config
--replace-all "remote.users/${new_pfx}.push" "refs/heads/${new_pfx}/*:refs/users/${remote_id}/heads/*" "refs/users/${remote_id}"
179 if [ "$old_pfx" != "$new_pfx" -a "$old_pfx" != "${upstream}" ]
181 git config
--remove-section "remote.${old_pfx}"
184 git config
--unset-all "remote.${upstream}.fetch" "refs/users/${remote_id}/"
185 git config
--unset-all "remote.${upstream}.push" "refs/users/${remote_id}/"
187 git fetch
"users/${new_pfx}"