undef/git-commit-vandalism
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config option log.showroot to show the diff of root commits

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This allows one to see a root commit as a diff in commands like git-log,
git-show and git-whatchanged.

Signed-off-by: Peter Baumann <Peter.B.Baumannn@stud.informatik.uni-erlangen.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Peter Baumann 2006-11-23 10:36:33 +01:00 committed by Junio C Hamano
parent 3fbe2d54d7
commit 0f03ca9461
3 changed files with 23 additions and 4 deletions
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6
Documentation/config.txt
View File

@ -219,6 +219,12 @@ i18n.commitEncoding::
browser (and possibly at other places in the future or in other
porcelains). See e.g. gitlink:git-mailinfo[1]. Defaults to 'utf-8'.
log.showroot::
If true, the initial commit will be shown as a big creation event.
This is equivalent to a diff against an empty tree.
Tools like gitlink:git-log[1] or gitlink:git-whatchanged[1], which
normally hide the root commit will now show it. True by default.
merge.summary::
Whether to include summaries of merged commits in newly created
merge commit messages. False by default.

20
builtin-log.c
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@ -13,6 +13,8 @@
#include <time.h>
#include <sys/time.h>
static int default_show_root = 1;
/* this is in builtin-diff.c */
void add_head(struct rev_info *revs);
@ -22,6 +24,7 @@ static void cmd_log_init(int argc, const char **argv, const char *prefix,
rev->abbrev = DEFAULT_ABBREV;
rev->commit_format = CMIT_FMT_DEFAULT;
rev->verbose_header = 1;
rev->show_root_diff = default_show_root;
argc = setup_revisions(argc, argv, rev, "HEAD");
if (rev->diffopt.pickaxe || rev->diffopt.filter)
rev->always_show_header = 0;
@ -44,11 +47,20 @@ static int cmd_log_walk(struct rev_info *rev)
return 0;
}
static int git_log_config(const char *var, const char *value)
{
if (!strcmp(var, "log.showroot")) {
default_show_root = git_config_bool(var, value);
return 0;
}
return git_diff_ui_config(var, value);
}
int cmd_whatchanged(int argc, const char **argv, const char *prefix)
{
struct rev_info rev;
git_config(git_diff_ui_config);
git_config(git_log_config);
init_revisions(&rev, prefix);
rev.diff = 1;
rev.diffopt.recursive = 1;
@ -63,7 +75,7 @@ int cmd_show(int argc, const char **argv, const char *prefix)
{
struct rev_info rev;
git_config(git_diff_ui_config);
git_config(git_log_config);
init_revisions(&rev, prefix);
rev.diff = 1;
rev.diffopt.recursive = 1;
@ -80,7 +92,7 @@ int cmd_log(int argc, const char **argv, const char *prefix)
{
struct rev_info rev;
git_config(git_diff_ui_config);
git_config(git_log_config);
init_revisions(&rev, prefix);
rev.always_show_header = 1;
cmd_log_init(argc, argv, prefix, &rev);
@ -109,7 +121,7 @@ static int git_format_config(const char *var, const char *value)
if (!strcmp(var, "diff.color")) {
return 0;
}
return git_diff_ui_config(var, value);
return git_log_config(var, value);
}

1
t/t4013-diff-various.sh
View File

@ -73,6 +73,7 @@ test_expect_success setup '
for i in 1 2; do echo $i; done >>dir/sub &&
git update-index file0 dir/sub &&
git repo-config log.showroot false &&
git commit --amend &&
git show-branch
'