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-rw-r--r--builtin/branch.c7
-rw-r--r--builtin/commit.c13
-rw-r--r--builtin/config.c28
-rw-r--r--builtin/diff.c3
-rw-r--r--builtin/grep.c4
-rw-r--r--builtin/log.c12
-rw-r--r--builtin/merge.c6
-rw-r--r--builtin/show-branch.c9
-rw-r--r--color.c46
-rw-r--r--color.h22
-rw-r--r--combine-diff.c7
-rw-r--r--diff.c53
-rw-r--r--diff.h5
-rw-r--r--graph.c2
-rw-r--r--grep.c2
-rw-r--r--log-tree.c4
-rw-r--r--pager.c8
-rw-r--r--parse-options-cb.c2
-rwxr-xr-xt/t7006-pager.sh66
-rw-r--r--t/test-lib.sh18
-rw-r--r--wt-status.c6
21 files changed, 176 insertions, 147 deletions
diff --git a/builtin/branch.c b/builtin/branch.c
index 953bc1ca9b..f7da69c932 100644
--- a/builtin/branch.c
+++ b/builtin/branch.c
@@ -71,7 +71,7 @@ static int parse_branch_color_slot(const char *var, int ofs)
static int git_branch_config(const char *var, const char *value, void *cb)
{
if (!strcmp(var, "color.branch")) {
- branch_use_color = git_config_colorbool(var, value, -1);
+ branch_use_color = git_config_colorbool(var, value);
return 0;
}
if (!prefixcmp(var, "color.branch.")) {
@@ -88,7 +88,7 @@ static int git_branch_config(const char *var, const char *value, void *cb)
static const char *branch_get_color(enum color_branch ix)
{
- if (branch_use_color > 0)
+ if (want_color(branch_use_color))
return branch_colors[ix];
return "";
}
@@ -673,9 +673,6 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
git_config(git_branch_config, NULL);
- if (branch_use_color == -1)
- branch_use_color = git_use_color_default;
-
track = git_branch_track;
head = resolve_ref("HEAD", head_sha1, 0, NULL);
diff --git a/builtin/commit.c b/builtin/commit.c
index 05029d40d1..cbc9613ec6 100644
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -1141,7 +1141,7 @@ static int git_status_config(const char *k, const char *v, void *cb)
return 0;
}
if (!strcmp(k, "status.color") || !strcmp(k, "color.status")) {
- s->use_color = git_config_colorbool(k, v, -1);
+ s->use_color = git_config_colorbool(k, v);
return 0;
}
if (!prefixcmp(k, "status.color.") || !prefixcmp(k, "color.status.")) {
@@ -1234,10 +1234,6 @@ int cmd_status(int argc, const char **argv, const char *prefix)
if (s.relative_paths)
s.prefix = prefix;
- if (s.use_color == -1)
- s.use_color = git_use_color_default;
- if (diff_use_color_default == -1)
- diff_use_color_default = git_use_color_default;
switch (status_format) {
case STATUS_FORMAT_SHORT:
@@ -1393,8 +1389,6 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
git_config(git_commit_config, &s);
determine_whence(&s);
- if (s.use_color == -1)
- s.use_color = git_use_color_default;
if (get_sha1("HEAD", sha1))
current_head = NULL;
else {
@@ -1404,11 +1398,8 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
}
argc = parse_and_validate_options(argc, argv, builtin_commit_usage,
prefix, current_head, &s);
- if (dry_run) {
- if (diff_use_color_default == -1)
- diff_use_color_default = git_use_color_default;
+ if (dry_run)
return dry_run_commit(argc, argv, prefix, current_head, &s);
- }
index_file = prepare_index(argc, argv, prefix, current_head, 0);
/* Set up everything for writing the commit object. This includes
diff --git a/builtin/config.c b/builtin/config.c
index 211e118d57..0b4ecac855 100644
--- a/builtin/config.c
+++ b/builtin/config.c
@@ -303,24 +303,18 @@ static void get_color(const char *def_color)
fputs(parsed_color, stdout);
}
-static int stdout_is_tty;
static int get_colorbool_found;
static int get_diff_color_found;
+static int get_color_ui_found;
static int git_get_colorbool_config(const char *var, const char *value,
void *cb)
{
- if (!strcmp(var, get_colorbool_slot)) {
- get_colorbool_found =
- git_config_colorbool(var, value, stdout_is_tty);
- }
- if (!strcmp(var, "diff.color")) {
- get_diff_color_found =
- git_config_colorbool(var, value, stdout_is_tty);
- }
- if (!strcmp(var, "color.ui")) {
- git_use_color_default = git_config_colorbool(var, value, stdout_is_tty);
- return 0;
- }
+ if (!strcmp(var, get_colorbool_slot))
+ get_colorbool_found = git_config_colorbool(var, value);
+ else if (!strcmp(var, "diff.color"))
+ get_diff_color_found = git_config_colorbool(var, value);
+ else if (!strcmp(var, "color.ui"))
+ get_color_ui_found = git_config_colorbool(var, value);
return 0;
}
@@ -334,9 +328,11 @@ static int get_colorbool(int print)
if (!strcmp(get_colorbool_slot, "color.diff"))
get_colorbool_found = get_diff_color_found;
if (get_colorbool_found < 0)
- get_colorbool_found = git_use_color_default;
+ get_colorbool_found = get_color_ui_found;
}
+ get_colorbool_found = want_color(get_colorbool_found);
+
if (print) {
printf("%s\n", get_colorbool_found ? "true" : "false");
return 0;
@@ -510,9 +506,7 @@ int cmd_config(int argc, const char **argv, const char *prefix)
}
else if (actions == ACTION_GET_COLORBOOL) {
if (argc == 1)
- stdout_is_tty = git_config_bool("command line", argv[0]);
- else if (argc == 0)
- stdout_is_tty = isatty(1);
+ color_stdout_is_tty = git_config_bool("command line", argv[0]);
return get_colorbool(argc != 0);
}
diff --git a/builtin/diff.c b/builtin/diff.c
index 69cd5eed78..1118689fb2 100644
--- a/builtin/diff.c
+++ b/builtin/diff.c
@@ -277,9 +277,6 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
gitmodules_config();
git_config(git_diff_ui_config, NULL);
- if (diff_use_color_default == -1)
- diff_use_color_default = git_use_color_default;
-
init_revisions(&rev, prefix);
/* If this is a no-index diff, just run it and exit there. */
diff --git a/builtin/grep.c b/builtin/grep.c
index 1851797540..1c359c2671 100644
--- a/builtin/grep.c
+++ b/builtin/grep.c
@@ -325,7 +325,7 @@ static int grep_config(const char *var, const char *value, void *cb)
}
if (!strcmp(var, "color.grep"))
- opt->color = git_config_colorbool(var, value, -1);
+ opt->color = git_config_colorbool(var, value);
else if (!strcmp(var, "color.grep.context"))
color = opt->color_context;
else if (!strcmp(var, "color.grep.filename"))
@@ -898,8 +898,6 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
strcpy(opt.color_sep, GIT_COLOR_CYAN);
opt.color = -1;
git_config(grep_config, &opt);
- if (opt.color == -1)
- opt.color = git_use_color_default;
/*
* If there is no -- then the paths must exist in the working
diff --git a/builtin/log.c b/builtin/log.c
index 5c2af59004..d760ee0885 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -359,9 +359,6 @@ int cmd_whatchanged(int argc, const char **argv, const char *prefix)
git_config(git_log_config, NULL);
- if (diff_use_color_default == -1)
- diff_use_color_default = git_use_color_default;
-
init_revisions(&rev, prefix);
rev.diff = 1;
rev.simplify_history = 0;
@@ -446,9 +443,6 @@ int cmd_show(int argc, const char **argv, const char *prefix)
git_config(git_log_config, NULL);
- if (diff_use_color_default == -1)
- diff_use_color_default = git_use_color_default;
-
init_pathspec(&match_all, NULL);
init_revisions(&rev, prefix);
rev.diff = 1;
@@ -524,9 +518,6 @@ int cmd_log_reflog(int argc, const char **argv, const char *prefix)
git_config(git_log_config, NULL);
- if (diff_use_color_default == -1)
- diff_use_color_default = git_use_color_default;
-
init_revisions(&rev, prefix);
init_reflog_walk(&rev.reflog_info);
rev.verbose_header = 1;
@@ -549,9 +540,6 @@ int cmd_log(int argc, const char **argv, const char *prefix)
git_config(git_log_config, NULL);
- if (diff_use_color_default == -1)
- diff_use_color_default = git_use_color_default;
-
init_revisions(&rev, prefix);
rev.always_show_header = 1;
memset(&opt, 0, sizeof(opt));
diff --git a/builtin/merge.c b/builtin/merge.c
index f32c5c6432..ab4077f272 100644
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -390,8 +390,6 @@ static void finish(const unsigned char *new_head, const char *msg)
opts.output_format |=
DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT;
opts.detect_rename = DIFF_DETECT_RENAME;
- if (diff_use_color_default > 0)
- DIFF_OPT_SET(&opts, COLOR_DIFF);
if (diff_setup_done(&opts) < 0)
die(_("diff_setup_done failed"));
diff_tree_sha1(head, new_head, "", &opts);
@@ -1033,10 +1031,6 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
git_config(git_merge_config, NULL);
- /* for color.ui */
- if (diff_use_color_default == -1)
- diff_use_color_default = git_use_color_default;
-
if (branch_mergeoptions)
parse_branch_merge_options(branch_mergeoptions);
argc = parse_options(argc, argv, prefix, builtin_merge_options,
diff --git a/builtin/show-branch.c b/builtin/show-branch.c
index facc63a79e..4b480d7c7c 100644
--- a/builtin/show-branch.c
+++ b/builtin/show-branch.c
@@ -26,14 +26,14 @@ static const char **default_arg;
static const char *get_color_code(int idx)
{
- if (showbranch_use_color)
+ if (want_color(showbranch_use_color))
return column_colors_ansi[idx % column_colors_ansi_max];
return "";
}
static const char *get_color_reset_code(void)
{
- if (showbranch_use_color)
+ if (want_color(showbranch_use_color))
return GIT_COLOR_RESET;
return "";
}
@@ -573,7 +573,7 @@ static int git_show_branch_config(const char *var, const char *value, void *cb)
}
if (!strcmp(var, "color.showbranch")) {
- showbranch_use_color = git_config_colorbool(var, value, -1);
+ showbranch_use_color = git_config_colorbool(var, value);
return 0;
}
@@ -685,9 +685,6 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
git_config(git_show_branch_config, NULL);
- if (showbranch_use_color == -1)
- showbranch_use_color = git_use_color_default;
-
/* If nothing is specified, try the default first */
if (ac == 1 && default_num) {
ac = default_num;
diff --git a/color.c b/color.c
index 3db214c247..e8e26818b3 100644
--- a/color.c
+++ b/color.c
@@ -1,7 +1,8 @@
#include "cache.h"
#include "color.h"
-int git_use_color_default = 0;
+static int git_use_color_default = 0;
+int color_stdout_is_tty = -1;
/*
* The list of available column colors.
@@ -157,7 +158,7 @@ bad:
die("bad color value '%.*s' for variable '%s'", value_len, value, var);
}
-int git_config_colorbool(const char *var, const char *value, int stdout_is_tty)
+int git_config_colorbool(const char *var, const char *value)
{
if (value) {
if (!strcasecmp(value, "never"))
@@ -165,7 +166,7 @@ int git_config_colorbool(const char *var, const char *value, int stdout_is_tty)
if (!strcasecmp(value, "always"))
return 1;
if (!strcasecmp(value, "auto"))
- goto auto_color;
+ return GIT_COLOR_AUTO;
}
if (!var)
@@ -176,10 +177,14 @@ int git_config_colorbool(const char *var, const char *value, int stdout_is_tty)
return 0;
/* any normal truth value defaults to 'auto' */
- auto_color:
- if (stdout_is_tty < 0)
- stdout_is_tty = isatty(1);
- if (stdout_is_tty || (pager_in_use() && pager_use_color)) {
+ return GIT_COLOR_AUTO;
+}
+
+static int check_auto_color(void)
+{
+ if (color_stdout_is_tty < 0)
+ color_stdout_is_tty = isatty(1);
+ if (color_stdout_is_tty || (pager_in_use() && pager_use_color)) {
char *term = getenv("TERM");
if (term && strcmp(term, "dumb"))
return 1;
@@ -187,13 +192,36 @@ int git_config_colorbool(const char *var, const char *value, int stdout_is_tty)
return 0;
}
-int git_color_default_config(const char *var, const char *value, void *cb)
+int want_color(int var)
+{
+ static int want_auto = -1;
+
+ if (var < 0)
+ var = git_use_color_default;
+
+ if (var == GIT_COLOR_AUTO) {
+ if (want_auto < 0)
+ want_auto = check_auto_color();
+ return want_auto;
+ }
+ return var;
+}
+
+int git_color_config(const char *var, const char *value, void *cb)
{
if (!strcmp(var, "color.ui")) {
- git_use_color_default = git_config_colorbool(var, value, -1);
+ git_use_color_default = git_config_colorbool(var, value);
return 0;
}
+ return 0;
+}
+
+int git_color_default_config(const char *var, const char *value, void *cb)
+{
+ if (git_color_config(var, value, cb) < 0)
+ return -1;
+
return git_default_config(var, value, cb);
}
diff --git a/color.h b/color.h
index 68a926a2cd..9a8495bb7f 100644
--- a/color.h
+++ b/color.h
@@ -49,20 +49,34 @@ struct strbuf;
#define GIT_COLOR_NIL "NIL"
/*
- * This variable stores the value of color.ui
+ * The first three are chosen to match common usage in the code, and what is
+ * returned from git_config_colorbool. The "auto" value can be returned from
+ * config_colorbool, and will be converted by want_color() into either 0 or 1.
*/
-extern int git_use_color_default;
+#define GIT_COLOR_UNKNOWN -1
+#define GIT_COLOR_NEVER 0
+#define GIT_COLOR_ALWAYS 1
+#define GIT_COLOR_AUTO 2
/* A default list of colors to use for commit graphs and show-branch output */
extern const char *column_colors_ansi[];
extern const int column_colors_ansi_max;
/*
- * Use this instead of git_default_config if you need the value of color.ui.
+ * Generally the color code will lazily figure this out itself, but
+ * this provides a mechanism for callers to override autodetection.
*/
+extern int color_stdout_is_tty;
+
+/*
+ * Use the first one if you need only color config; the second is a convenience
+ * if you are just going to change to git_default_config, too.
+ */
+int git_color_config(const char *var, const char *value, void *cb);
int git_color_default_config(const char *var, const char *value, void *cb);
-int git_config_colorbool(const char *var, const char *value, int stdout_is_tty);
+int git_config_colorbool(const char *var, const char *value);
+int want_color(int var);
void color_parse(const char *value, const char *var, char *dst);
void color_parse_mem(const char *value, int len, const char *var, char *dst);
__attribute__((format (printf, 3, 4)))
diff --git a/combine-diff.c b/combine-diff.c
index 178313bc23..214014dc64 100644
--- a/combine-diff.c
+++ b/combine-diff.c
@@ -702,9 +702,8 @@ static void show_combined_header(struct combine_diff_path *elem,
int abbrev = DIFF_OPT_TST(opt, FULL_INDEX) ? 40 : DEFAULT_ABBREV;
const char *a_prefix = opt->a_prefix ? opt->a_prefix : "a/";
const char *b_prefix = opt->b_prefix ? opt->b_prefix : "b/";
- int use_color = DIFF_OPT_TST(opt, COLOR_DIFF);
- const char *c_meta = diff_get_color(use_color, DIFF_METAINFO);
- const char *c_reset = diff_get_color(use_color, DIFF_RESET);
+ const char *c_meta = diff_get_color_opt(opt, DIFF_METAINFO);
+ const char *c_reset = diff_get_color_opt(opt, DIFF_RESET);
const char *abb;
int added = 0;
int deleted = 0;
@@ -964,7 +963,7 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
show_combined_header(elem, num_parent, dense, rev,
mode_differs, 1);
dump_sline(sline, cnt, num_parent,
- DIFF_OPT_TST(opt, COLOR_DIFF), result_deleted);
+ opt->use_color, result_deleted);
}
free(result);
diff --git a/diff.c b/diff.c
index d3d8daec77..fcc0078074 100644
--- a/diff.c
+++ b/diff.c
@@ -137,7 +137,7 @@ static int git_config_rename(const char *var, const char *value)
int git_diff_ui_config(const char *var, const char *value, void *cb)
{
if (!strcmp(var, "diff.color") || !strcmp(var, "color.diff")) {
- diff_use_color_default = git_config_colorbool(var, value, -1);
+ diff_use_color_default = git_config_colorbool(var, value);
return 0;
}
if (!strcmp(var, "diff.renames")) {
@@ -164,6 +164,9 @@ int git_diff_ui_config(const char *var, const char *value, void *cb)
if (!strcmp(var, "diff.ignoresubmodules"))
handle_ignore_submodules_arg(&default_diff_options, value);
+ if (git_color_config(var, value, cb) < 0)
+ return -1;
+
return git_diff_basic_config(var, value, cb);
}
@@ -212,7 +215,7 @@ int git_diff_basic_config(const char *var, const char *value, void *cb)
if (!prefixcmp(var, "submodule."))
return parse_submodule_config_option(var, value);
- return git_color_default_config(var, value, cb);
+ return git_default_config(var, value, cb);
}
static char *quote_two(const char *one, const char *two)
@@ -583,11 +586,10 @@ static void emit_rewrite_diff(const char *name_a,
struct diff_options *o)
{
int lc_a, lc_b;
- int color_diff = DIFF_OPT_TST(o, COLOR_DIFF);
const char *name_a_tab, *name_b_tab;
- const char *metainfo = diff_get_color(color_diff, DIFF_METAINFO);
- const char *fraginfo = diff_get_color(color_diff, DIFF_FRAGINFO);
- const char *reset = diff_get_color(color_diff, DIFF_RESET);
+ const char *metainfo = diff_get_color(o->use_color, DIFF_METAINFO);
+ const char *fraginfo = diff_get_color(o->use_color, DIFF_FRAGINFO);
+ const char *reset = diff_get_color(o->use_color, DIFF_RESET);
static struct strbuf a_name = STRBUF_INIT, b_name = STRBUF_INIT;
const char *a_prefix, *b_prefix;
char *data_one, *data_two;
@@ -623,7 +625,7 @@ static void emit_rewrite_diff(const char *name_a,
size_two = fill_textconv(textconv_two, two, &data_two);
memset(&ecbdata, 0, sizeof(ecbdata));
- ecbdata.color_diff = color_diff;
+ ecbdata.color_diff = want_color(o->use_color);
ecbdata.found_changesp = &o->found_changes;
ecbdata.ws_rule = whitespace_rule(name_b ? name_b : name_a);
ecbdata.opt = o;
@@ -1004,7 +1006,7 @@ static void free_diff_words_data(struct emit_callback *ecbdata)
const char *diff_get_color(int diff_use_color, enum color_diff ix)
{
- if (diff_use_color)
+ if (want_color(diff_use_color))
return diff_colors[ix];
return "";
}
@@ -1808,11 +1810,10 @@ static int is_conflict_marker(const char *line, int marker_size, unsigned long l
static void checkdiff_consume(void *priv, char *line, unsigned long len)
{
struct checkdiff_t *data = priv;
- int color_diff = DIFF_OPT_TST(data->o, COLOR_DIFF);
int marker_size = data->conflict_marker_size;
- const char *ws = diff_get_color(color_diff, DIFF_WHITESPACE);
- const char *reset = diff_get_color(color_diff, DIFF_RESET);
- const char *set = diff_get_color(color_diff, DIFF_FILE_NEW);
+ const char *ws = diff_get_color(data->o->use_color, DIFF_WHITESPACE);
+ const char *reset = diff_get_color(data->o->use_color, DIFF_RESET);
+ const char *set = diff_get_color(data->o->use_color, DIFF_FILE_NEW);
char *err;
char *line_prefix = "";
struct strbuf *msgbuf;
@@ -2157,7 +2158,7 @@ static void builtin_diff(const char *name_a,
memset(&xecfg, 0, sizeof(xecfg));
memset(&ecbdata, 0, sizeof(ecbdata));
ecbdata.label_path = lbl;
- ecbdata.color_diff = DIFF_OPT_TST(o, COLOR_DIFF);
+ ecbdata.color_diff = want_color(o->use_color);
ecbdata.found_changesp = &o->found_changes;
ecbdata.ws_rule = whitespace_rule(name_b ? name_b : name_a);
if (ecbdata.ws_rule & WS_BLANK_AT_EOF)
@@ -2205,7 +2206,7 @@ static void builtin_diff(const char *name_a,
break;
}
}
- if (DIFF_OPT_TST(o, COLOR_DIFF)) {
+ if (want_color(o->use_color)) {
struct diff_words_style *st = ecbdata.diff_words->style;
st->old.color = diff_get_color_opt(o, DIFF_FILE_OLD);
st->new.color = diff_get_color_opt(o, DIFF_FILE_NEW);
@@ -2855,7 +2856,7 @@ static void run_diff_cmd(const char *pgm,
*/
fill_metainfo(msg, name, other, one, two, o, p,
&must_show_header,
- DIFF_OPT_TST(o, COLOR_DIFF) && !pgm);
+ want_color(o->use_color) && !pgm);
xfrm_msg = msg->len ? msg->buf : NULL;
}
@@ -3021,8 +3022,7 @@ void diff_setup(struct diff_options *options)
options->change = diff_change;
options->add_remove = diff_addremove;
- if (diff_use_color_default > 0)
- DIFF_OPT_SET(options, COLOR_DIFF);
+ options->use_color = diff_use_color_default;
options->detect_rename = diff_detect_rename_default;
if (diff_no_prefix) {
@@ -3412,24 +3412,21 @@ int diff_opt_parse(struct diff_options *options, const char **av, int ac)
else if (!strcmp(arg, "--follow"))
DIFF_OPT_SET(options, FOLLOW_RENAMES);
else if (!strcmp(arg, "--color"))
- DIFF_OPT_SET(options, COLOR_DIFF);
+ options->use_color = 1;
else if (!prefixcmp(arg, "--color=")) {
- int value = git_config_colorbool(NULL, arg+8, -1);
- if (value == 0)
- DIFF_OPT_CLR(options, COLOR_DIFF);
- else if (value > 0)
- DIFF_OPT_SET(options, COLOR_DIFF);
- else
+ int value = git_config_colorbool(NULL, arg+8);
+ if (value < 0)
return error("option `color' expects \"always\", \"auto\", or \"never\"");
+ options->use_color = value;
}
else if (!strcmp(arg, "--no-color"))
- DIFF_OPT_CLR(options, COLOR_DIFF);
+ options->use_color = 0;
else if (!strcmp(arg, "--color-words")) {
- DIFF_OPT_SET(options, COLOR_DIFF);
+ options->use_color = 1;
options->word_diff = DIFF_WORDS_COLOR;
}
else if (!prefixcmp(arg, "--color-words=")) {
- DIFF_OPT_SET(options, COLOR_DIFF);
+ options->use_color = 1;
options->word_diff = DIFF_WORDS_COLOR;
options->word_regex = arg + 14;
}
@@ -3442,7 +3439,7 @@ int diff_opt_parse(struct diff_options *options, const char **av, int ac)
if (!strcmp(type, "plain"))
options->word_diff = DIFF_WORDS_PLAIN;
else if (!strcmp(type, "color")) {
- DIFF_OPT_SET(options, COLOR_DIFF);
+ options->use_color = 1;
options->word_diff = DIFF_WORDS_COLOR;
}
else if (!strcmp(type, "porcelain"))
diff --git a/diff.h b/diff.h
index b920a20f80..8c66b59517 100644
--- a/diff.h
+++ b/diff.h
@@ -58,7 +58,7 @@ typedef struct strbuf *(*diff_prefix_fn_t)(struct diff_options *opt, void *data)
#define DIFF_OPT_SILENT_ON_REMOVE (1 << 5)
#define DIFF_OPT_FIND_COPIES_HARDER (1 << 6)
#define DIFF_OPT_FOLLOW_RENAMES (1 << 7)
-#define DIFF_OPT_COLOR_DIFF (1 << 8)
+/* (1 << 8) unused */
/* (1 << 9) unused */
#define DIFF_OPT_HAS_CHANGES (1 << 10)
#define DIFF_OPT_QUICK (1 << 11)
@@ -101,6 +101,7 @@ struct diff_options {
const char *single_follow;
const char *a_prefix, *b_prefix;
unsigned flags;
+ int use_color;
int context;
int interhunkcontext;
int break_opt;
@@ -160,7 +161,7 @@ enum color_diff {
};
const char *diff_get_color(int diff_use_color, enum color_diff ix);
#define diff_get_color_opt(o, ix) \
- diff_get_color(DIFF_OPT_TST((o), COLOR_DIFF), ix)
+ diff_get_color((o)->use_color, ix)
extern const char mime_boundary_leader[];
diff --git a/graph.c b/graph.c
index 2f6893dc4f..7358416a72 100644
--- a/graph.c
+++ b/graph.c
@@ -347,7 +347,7 @@ static struct commit_list *first_interesting_parent(struct git_graph *graph)
static unsigned short graph_get_current_column_color(const struct git_graph *graph)
{
- if (!DIFF_OPT_TST(&graph->revs->diffopt, COLOR_DIFF))
+ if (!want_color(graph->revs->diffopt.use_color))
return column_colors_max;
return graph->default_column_color;
}
diff --git a/grep.c b/grep.c
index 26e8d8ec4c..2dd2a25ad7 100644
--- a/grep.c
+++ b/grep.c
@@ -430,7 +430,7 @@ static int word_char(char ch)
static void output_color(struct grep_opt *opt, const void *data, size_t size,
const char *color)
{
- if (opt->color && color && color[0]) {
+ if (want_color(opt->color) && color && color[0]) {
opt->output(opt, color, strlen(color));
opt->output(opt, data, size);
opt->output(opt, GIT_COLOR_RESET, strlen(GIT_COLOR_RESET));
diff --git a/log-tree.c b/log-tree.c
index e9457019d5..95d6d4080e 100644
--- a/log-tree.c
+++ b/log-tree.c
@@ -31,7 +31,7 @@ static char decoration_colors[][COLOR_MAXLEN] = {
static const char *decorate_get_color(int decorate_use_color, enum decoration_type ix)
{
- if (decorate_use_color)
+ if (want_color(decorate_use_color))
return decoration_colors[ix];
return "";
}
@@ -77,7 +77,7 @@ int parse_decorate_color_config(const char *var, const int ofs, const char *valu
* for showing the commit sha1, use the same check for --decorate
*/
#define decorate_get_color_opt(o, ix) \
- decorate_get_color(DIFF_OPT_TST((o), COLOR_DIFF), ix)
+ decorate_get_color((o)->use_color, ix)
static void add_name_decoration(enum decoration_type type, const char *name, struct object *obj)
{
diff --git a/pager.c b/pager.c
index dac358f047..975955ba82 100644
--- a/pager.c
+++ b/pager.c
@@ -11,8 +11,6 @@
* something different on Windows.
*/
-static int spawned_pager;
-
#ifndef WIN32
static void pager_preexec(void)
{
@@ -78,7 +76,7 @@ void setup_pager(void)
if (!pager)
return;
- spawned_pager = 1; /* means we are emitting to terminal */
+ setenv("GIT_PAGER_IN_USE", "true", 1);
/* spawn the pager */
pager_argv[0] = pager;
@@ -109,10 +107,6 @@ void setup_pager(void)
int pager_in_use(void)
{
const char *env;
-
- if (spawned_pager)
- return 1;
-
env = getenv("GIT_PAGER_IN_USE");
return env ? git_config_bool("GIT_PAGER_IN_USE", env) : 0;
}
diff --git a/parse-options-cb.c b/parse-options-cb.c
index c248f667c1..6db0921fc1 100644
--- a/parse-options-cb.c
+++ b/parse-options-cb.c
@@ -40,7 +40,7 @@ int parse_opt_color_flag_cb(const struct option *opt, const char *arg,
if (!arg)
arg = unset ? "never" : (const char *)opt->defval;
- value = git_config_colorbool(NULL, arg, -1);
+ value = git_config_colorbool(NULL, arg);
if (value < 0)
return opterror(opt,
"expects \"always\", \"auto\", or \"never\"", 0);
diff --git a/t/t7006-pager.sh b/t/t7006-pager.sh
index ed7575d0fd..458233693b 100755
--- a/t/t7006-pager.sh
+++ b/t/t7006-pager.sh
@@ -13,7 +13,7 @@ cleanup_fail() {
test_expect_success 'setup' '
sane_unset GIT_PAGER GIT_PAGER_IN_USE &&
- test_might_fail git config --unset core.pager &&
+ test_unconfig core.pager &&
PAGER="cat >paginated.out" &&
export PAGER &&
@@ -94,21 +94,19 @@ test_expect_success TTY 'no pager with --no-pager' '
test_expect_success TTY 'configuration can disable pager' '
rm -f paginated.out &&
- test_might_fail git config --unset pager.grep &&
+ test_unconfig pager.grep &&
test_terminal git grep initial &&
test -e paginated.out &&
rm -f paginated.out &&
- git config pager.grep false &&
- test_when_finished "git config --unset pager.grep" &&
+ test_config pager.grep false &&
test_terminal git grep initial &&
! test -e paginated.out
'
test_expect_success TTY 'git config uses a pager if configured to' '
rm -f paginated.out &&
- git config pager.config true &&
- test_when_finished "git config --unset pager.config" &&
+ test_config pager.config true &&
test_terminal git config --list &&
test -e paginated.out
'
@@ -116,8 +114,7 @@ test_expect_success TTY 'git config uses a pager if configured to' '
test_expect_success TTY 'configuration can enable pager (from subdir)' '
rm -f paginated.out &&
mkdir -p subdir &&
- git config pager.bundle true &&
- test_when_finished "git config --unset pager.bundle" &&
+ test_config pager.bundle true &&
git bundle create test.bundle --all &&
rm -f paginated.out subdir/paginated.out &&
@@ -150,7 +147,7 @@ test_expect_success 'tests can detect color' '
test_expect_success 'no color when stdout is a regular file' '
rm -f colorless.log &&
- git config color.ui auto ||
+ test_config color.ui auto ||
cleanup_fail &&
git log >colorless.log &&
@@ -159,7 +156,7 @@ test_expect_success 'no color when stdout is a regular file' '
test_expect_success TTY 'color when writing to a pager' '
rm -f paginated.out &&
- git config color.ui auto ||
+ test_config color.ui auto ||
cleanup_fail &&
(
@@ -170,9 +167,21 @@ test_expect_success TTY 'color when writing to a pager' '
colorful paginated.out
'
+test_expect_success TTY 'colors are suppressed by color.pager' '
+ rm -f paginated.out &&
+ test_config color.ui auto &&
+ test_config color.pager false &&
+ (
+ TERM=vt100 &&
+ export TERM &&
+ test_terminal git log
+ ) &&
+ ! colorful paginated.out
+'
+
test_expect_success 'color when writing to a file intended for a pager' '
rm -f colorful.log &&
- git config color.ui auto ||
+ test_config color.ui auto ||
cleanup_fail &&
(
@@ -184,6 +193,17 @@ test_expect_success 'color when writing to a file intended for a pager' '
colorful colorful.log
'
+test_expect_success TTY 'colors are sent to pager for external commands' '
+ test_config alias.externallog "!git log" &&
+ test_config color.ui auto &&
+ (
+ TERM=vt100 &&
+ export TERM &&
+ test_terminal git -p externallog
+ ) &&
+ colorful paginated.out
+'
+
# Use this helper to make it easy for the caller of your
# terminal-using function to specify whether it should fail.
# If you write
@@ -221,7 +241,7 @@ test_default_pager() {
$test_expectation SIMPLEPAGER,TTY "$cmd - default pager is used by default" "
sane_unset PAGER GIT_PAGER &&
- test_might_fail git config --unset core.pager &&
+ test_unconfig core.pager &&
rm -f default_pager_used ||
cleanup_fail &&
@@ -244,7 +264,7 @@ test_PAGER_overrides() {
$test_expectation TTY "$cmd - PAGER overrides default pager" "
sane_unset GIT_PAGER &&
- test_might_fail git config --unset core.pager &&
+ test_unconfig core.pager &&
rm -f PAGER_used ||
cleanup_fail &&
@@ -277,7 +297,7 @@ test_core_pager() {
PAGER=wc &&
export PAGER &&
- git config core.pager 'wc >core.pager_used' &&
+ test_config core.pager 'wc >core.pager_used' &&
$full_command &&
${if_local_config}test -e core.pager_used
"
@@ -307,7 +327,7 @@ test_pager_subdir_helper() {
PAGER=wc &&
stampname=\$(pwd)/core.pager_used &&
export PAGER stampname &&
- git config core.pager 'wc >\"\$stampname\"' &&
+ test_config core.pager 'wc >\"\$stampname\"' &&
mkdir sub &&
(
cd sub &&
@@ -324,7 +344,7 @@ test_GIT_PAGER_overrides() {
rm -f GIT_PAGER_used ||
cleanup_fail &&
- git config core.pager wc &&
+ test_config core.pager wc &&
GIT_PAGER='wc >GIT_PAGER_used' &&
export GIT_PAGER &&
$full_command &&
@@ -402,21 +422,21 @@ test_core_pager_subdir expect_success test_must_fail \
'git -p apply </dev/null'
test_expect_success TTY 'command-specific pager' '
- unset PAGER GIT_PAGER;
+ sane_unset PAGER GIT_PAGER &&
echo "foo:initial" >expect &&
>actual &&
- git config --unset core.pager &&
- git config pager.log "sed s/^/foo:/ >actual" &&
+ test_unconfig core.pager &&
+ test_config pager.log "sed s/^/foo:/ >actual" &&
test_terminal git log --format=%s -1 &&
test_cmp expect actual
'
test_expect_success TTY 'command-specific pager overrides core.pager' '
- unset PAGER GIT_PAGER;
+ sane_unset PAGER GIT_PAGER &&
echo "foo:initial" >expect &&
>actual &&
- git config core.pager "exit 1"
- git config pager.log "sed s/^/foo:/ >actual" &&
+ test_config core.pager "exit 1"
+ test_config pager.log "sed s/^/foo:/ >actual" &&
test_terminal git log --format=%s -1 &&
test_cmp expect actual
'
@@ -425,7 +445,7 @@ test_expect_success TTY 'command-specific pager overridden by environment' '
GIT_PAGER="sed s/^/foo:/ >actual" && export GIT_PAGER &&
>actual &&
echo "foo:initial" >expect &&
- git config pager.log "exit 1" &&
+ test_config pager.log "exit 1" &&
test_terminal git log --format=%s -1 &&
test_cmp expect actual
'
diff --git a/t/test-lib.sh b/t/test-lib.sh
index e27422217d..d7dfc8b0b1 100644
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -361,6 +361,24 @@ test_chmod () {
git update-index --add "--chmod=$@"
}
+# Unset a configuration variable, but don't fail if it doesn't exist.
+test_unconfig () {
+ git config --unset-all "$@"
+ config_status=$?
+ case "$config_status" in
+ 5) # ok, nothing to unset
+ config_status=0
+ ;;
+ esac
+ return $config_status
+}
+
+# Set git config, automatically unsetting it after the test is over.
+test_config () {
+ test_when_finished "test_unconfig '$1'" &&
+ git config "$@"
+}
+
# Use test_set_prereq to tell that a particular prerequisite is available.
# The prerequisite can later be checked for in two ways:
#
diff --git a/wt-status.c b/wt-status.c
index 02377729c4..8836a527d0 100644
--- a/wt-status.c
+++ b/wt-status.c
@@ -26,7 +26,9 @@ static char default_wt_status_colors[][COLOR_MAXLEN] = {
static const char *color(int slot, struct wt_status *s)
{
- const char *c = s->use_color > 0 ? s->color_palette[slot] : "";
+ const char *c = "";
+ if (want_color(s->use_color))
+ c = s->color_palette[slot];
if (slot == WT_STATUS_ONBRANCH && color_is_nil(c))
c = s->color_palette[WT_STATUS_HEADER];
return c;
@@ -681,7 +683,7 @@ static void wt_status_print_verbose(struct wt_status *s)
* will have checked isatty on stdout).
*/
if (s->fp != stdout)
- DIFF_OPT_CLR(&rev.diffopt, COLOR_DIFF);
+ rev.diffopt.use_color = 0;
run_diff_index(&rev, 1);
}