A good commit message has the following format:
-- First line: Describe in one sentance what you did.
+- First line: Describe in one sentence what you did.
- Second line: Blank
- Remaining lines: Describe why this change is good.
"]
return
}
- # -- Run the pre-commit hook.
+ # -- Build the message file.
#
- set pchook [gitdir hooks pre-commit]
+ set msg_p [gitdir GITGUI_EDITMSG]
+ set msg_wt [open $msg_p w]
+ fconfigure $msg_wt -translation lf
+ if {[catch {set enc $repo_config(i18n.commitencoding)}]} {
+ set enc utf-8
+ }
+ set use_enc [tcl_encoding $enc]
+ if {$use_enc ne {}} {
+ fconfigure $msg_wt -encoding $use_enc
+ } else {
+ puts stderr [mc "warning: Tcl does not support encoding '%s'." $enc]
+ fconfigure $msg_wt -encoding utf-8
+ }
+ puts $msg_wt $msg
+ close $msg_wt
- # On Cygwin [file executable] might lie so we need to ask
- # the shell if the hook is executable. Yes that's annoying.
+ # -- Run the pre-commit hook.
#
- if {[is_Cygwin] && [file isfile $pchook]} {
- set pchook [list sh -c [concat \
- "if test -x \"$pchook\";" \
- "then exec \"$pchook\" 2>&1;" \
- "fi"]]
- } elseif {[file executable $pchook]} {
- set pchook [list $pchook |& cat]
- } else {
- commit_writetree $curHEAD $msg
+ set fd_ph [githook_read pre-commit]
+ if {$fd_ph eq {}} {
+ commit_commitmsg $curHEAD $msg_p
return
}
- ui_status {Calling pre-commit hook...}
+ ui_status [mc "Calling pre-commit hook..."]
set pch_error {}
- set fd_ph [open "| $pchook" r]
fconfigure $fd_ph -blocking 0 -translation binary -eofchar {}
fileevent $fd_ph readable \
- [list commit_prehook_wait $fd_ph $curHEAD $msg]
+ [list commit_prehook_wait $fd_ph $curHEAD $msg_p]
}
-proc commit_prehook_wait {fd_ph curHEAD msg} {
+proc commit_prehook_wait {fd_ph curHEAD msg_p} {
global pch_error
append pch_error [read $fd_ph]
fconfigure $fd_ph -blocking 1
if {[eof $fd_ph]} {
if {[catch {close $fd_ph}]} {
- ui_status {Commit declined by pre-commit hook.}
+ catch {file delete $msg_p}
+ ui_status [mc "Commit declined by pre-commit hook."]
hook_failed_popup pre-commit $pch_error
unlock_index
} else {
- commit_writetree $curHEAD $msg
+ commit_commitmsg $curHEAD $msg_p
}
set pch_error {}
return
fconfigure $fd_ph -blocking 0
}
-proc commit_writetree {curHEAD msg} {
- ui_status {Committing changes...}
+proc commit_commitmsg {curHEAD msg_p} {
+ global pch_error
+
+ # -- Run the commit-msg hook.
+ #
+ set fd_ph [githook_read commit-msg $msg_p]
+ if {$fd_ph eq {}} {
+ commit_writetree $curHEAD $msg_p
+ return
+ }
+
+ ui_status [mc "Calling commit-msg hook..."]
+ set pch_error {}
+ fconfigure $fd_ph -blocking 0 -translation binary -eofchar {}
+ fileevent $fd_ph readable \
+ [list commit_commitmsg_wait $fd_ph $curHEAD $msg_p]
+}
+
+proc commit_commitmsg_wait {fd_ph curHEAD msg_p} {
+ global pch_error
+
+ append pch_error [read $fd_ph]
+ fconfigure $fd_ph -blocking 1
+ if {[eof $fd_ph]} {
+ if {[catch {close $fd_ph}]} {
+ catch {file delete $msg_p}
+ ui_status [mc "Commit declined by commit-msg hook."]
+ hook_failed_popup commit-msg $pch_error
+ unlock_index
+ } else {
+ commit_writetree $curHEAD $msg_p
+ }
+ set pch_error {}
+ return
+ }
+ fconfigure $fd_ph -blocking 0
+}
+
+proc commit_writetree {curHEAD msg_p} {
+ ui_status [mc "Committing changes..."]
set fd_wt [git_read write-tree]
fileevent $fd_wt readable \
- [list commit_committree $fd_wt $curHEAD $msg]
+ [list commit_committree $fd_wt $curHEAD $msg_p]
}
-proc commit_committree {fd_wt curHEAD msg} {
+proc commit_committree {fd_wt curHEAD msg_p} {
global HEAD PARENT MERGE_HEAD commit_type
global current_branch
global ui_comm selected_commit_type
gets $fd_wt tree_id
if {[catch {close $fd_wt} err]} {
+ catch {file delete $msg_p}
error_popup [strcat [mc "write-tree failed:"] "\n\n$err"]
- ui_status {Commit failed.}
+ ui_status [mc "Commit failed."]
unlock_index
return
}
}
if {$tree_id eq $old_tree} {
+ catch {file delete $msg_p}
info_popup [mc "No changes to commit.
No files were modified by this commit and it was not a merge commit.
}
}
- # -- Build the message.
- #
- set msg_p [gitdir COMMIT_EDITMSG]
- set msg_wt [open $msg_p w]
- fconfigure $msg_wt -translation lf
- if {[catch {set enc $repo_config(i18n.commitencoding)}]} {
- set enc utf-8
- }
- set use_enc [tcl_encoding $enc]
- if {$use_enc ne {}} {
- fconfigure $msg_wt -encoding $use_enc
- } else {
- puts stderr [mc "warning: Tcl does not support encoding '%s'." $enc]
- fconfigure $msg_wt -encoding utf-8
- }
- puts -nonewline $msg_wt $msg
- close $msg_wt
-
# -- Create the commit.
#
set cmd [list commit-tree $tree_id]
}
lappend cmd <$msg_p
if {[catch {set cmt_id [eval git $cmd]} err]} {
+ catch {file delete $msg_p}
error_popup [strcat [mc "commit-tree failed:"] "\n\n$err"]
- ui_status {Commit failed.}
+ ui_status [mc "Commit failed."]
unlock_index
return
}
if {$commit_type ne {normal}} {
append reflogm " ($commit_type)"
}
- set i [string first "\n" $msg]
- if {$i >= 0} {
- set subject [string range $msg 0 [expr {$i - 1}]]
- } else {
- set subject $msg
- }
+ set msg_fd [open $msg_p r]
+ gets $msg_fd subject
+ close $msg_fd
append reflogm {: } $subject
if {[catch {
git update-ref -m $reflogm HEAD $cmt_id $curHEAD
} err]} {
+ catch {file delete $msg_p}
error_popup [strcat [mc "update-ref failed:"] "\n\n$err"]
- ui_status {Commit failed.}
+ ui_status [mc "Commit failed."]
unlock_index
return
}
# -- Run the post-commit hook.
#
- set pchook [gitdir hooks post-commit]
- if {[is_Cygwin] && [file isfile $pchook]} {
- set pchook [list sh -c [concat \
- "if test -x \"$pchook\";" \
- "then exec \"$pchook\";" \
- "fi"]]
- } elseif {![file executable $pchook]} {
- set pchook {}
- }
- if {$pchook ne {}} {
- catch {exec $pchook &}
+ set fd_ph [githook_read post-commit]
+ if {$fd_ph ne {}} {
+ upvar #0 pch_error$cmt_id pc_err
+ set pc_err {}
+ fconfigure $fd_ph -blocking 0 -translation binary -eofchar {}
+ fileevent $fd_ph readable \
+ [list commit_postcommit_wait $fd_ph $cmt_id]
}
$ui_comm delete 0.0 end
reshow_diff
ui_status [mc "Created commit %s: %s" [string range $cmt_id 0 7] $subject]
}
+
+proc commit_postcommit_wait {fd_ph cmt_id} {
+ upvar #0 pch_error$cmt_id pch_error
+
+ append pch_error [read $fd_ph]
+ fconfigure $fd_ph -blocking 1
+ if {[eof $fd_ph]} {
+ if {[catch {close $fd_ph}]} {
+ hook_failed_popup post-commit $pch_error 0
+ }
+ unset pch_error
+ return
+ }
+ fconfigure $fd_ph -blocking 0
+}