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-rw-r--r--diff.c83
1 files changed, 59 insertions, 24 deletions
diff --git a/diff.c b/diff.c
index 3c88c37908..f265afa6c4 100644
--- a/diff.c
+++ b/diff.c
@@ -1,7 +1,7 @@
/*
* Copyright (C) 2005 Junio C Hamano
*/
-#include "cache.h"
+#include "git-compat-util.h"
#include "abspath.h"
#include "alloc.h"
#include "base85.h"
@@ -20,13 +20,13 @@
#include "attr.h"
#include "run-command.h"
#include "utf8.h"
-#include "object-store.h"
+#include "object-store-ll.h"
#include "userdiff.h"
#include "submodule-config.h"
#include "submodule.h"
#include "hashmap.h"
#include "mem-pool.h"
-#include "ll-merge.h"
+#include "merge-ll.h"
#include "string-list.h"
#include "strvec.h"
#include "graph.h"
@@ -39,6 +39,7 @@
#include "dir.h"
#include "object-file.h"
#include "object-name.h"
+#include "read-cache-ll.h"
#include "setup.h"
#include "strmap.h"
#include "ws.h"
@@ -357,7 +358,8 @@ static unsigned parse_color_moved_ws(const char *arg)
return ret;
}
-int git_diff_ui_config(const char *var, const char *value, void *cb)
+int git_diff_ui_config(const char *var, const char *value,
+ const struct config_context *ctx, void *cb)
{
if (!strcmp(var, "diff.color") || !strcmp(var, "color.diff")) {
diff_use_color_default = git_config_colorbool(var, value);
@@ -378,13 +380,14 @@ int git_diff_ui_config(const char *var, const char *value, void *cb)
return 0;
}
if (!strcmp(var, "diff.context")) {
- diff_context_default = git_config_int(var, value);
+ diff_context_default = git_config_int(var, value, ctx->kvi);
if (diff_context_default < 0)
return -1;
return 0;
}
if (!strcmp(var, "diff.interhunkcontext")) {
- diff_interhunk_context_default = git_config_int(var, value);
+ diff_interhunk_context_default = git_config_int(var, value,
+ ctx->kvi);
if (diff_interhunk_context_default < 0)
return -1;
return 0;
@@ -410,7 +413,7 @@ int git_diff_ui_config(const char *var, const char *value, void *cb)
return 0;
}
if (!strcmp(var, "diff.statgraphwidth")) {
- diff_stat_graph_width = git_config_int(var, value);
+ diff_stat_graph_width = git_config_int(var, value, ctx->kvi);
return 0;
}
if (!strcmp(var, "diff.external"))
@@ -440,15 +443,16 @@ int git_diff_ui_config(const char *var, const char *value, void *cb)
if (git_color_config(var, value, cb) < 0)
return -1;
- return git_diff_basic_config(var, value, cb);
+ return git_diff_basic_config(var, value, ctx, cb);
}
-int git_diff_basic_config(const char *var, const char *value, void *cb)
+int git_diff_basic_config(const char *var, const char *value,
+ const struct config_context *ctx, void *cb)
{
const char *name;
if (!strcmp(var, "diff.renamelimit")) {
- diff_rename_limit_default = git_config_int(var, value);
+ diff_rename_limit_default = git_config_int(var, value, ctx->kvi);
return 0;
}
@@ -495,7 +499,7 @@ int git_diff_basic_config(const char *var, const char *value, void *cb)
if (git_diff_heuristic_config(var, value, cb) < 0)
return -1;
- return git_default_config(var, value, cb);
+ return git_default_config(var, value, ctx, cb);
}
static char *quote_two(const char *one, const char *two)
@@ -4751,6 +4755,31 @@ unsigned diff_filter_bit(char status)
return filter_bit[(int) status];
}
+int diff_check_follow_pathspec(struct pathspec *ps, int die_on_error)
+{
+ unsigned forbidden_magic;
+
+ if (ps->nr != 1) {
+ if (die_on_error)
+ die(_("--follow requires exactly one pathspec"));
+ return 0;
+ }
+
+ forbidden_magic = ps->items[0].magic & ~(PATHSPEC_FROMTOP |
+ PATHSPEC_LITERAL);
+ if (forbidden_magic) {
+ if (die_on_error) {
+ struct strbuf sb = STRBUF_INIT;
+ pathspec_magic_names(forbidden_magic, &sb);
+ die(_("pathspec magic not supported by --follow: %s"),
+ sb.buf);
+ }
+ return 0;
+ }
+
+ return 1;
+}
+
void diff_setup_done(struct diff_options *options)
{
unsigned check_mask = DIFF_FORMAT_NAME |
@@ -4858,8 +4887,8 @@ void diff_setup_done(struct diff_options *options)
options->diff_path_counter = 0;
- if (options->flags.follow_renames && options->pathspec.nr != 1)
- die(_("--follow requires exactly one pathspec"));
+ if (options->flags.follow_renames)
+ diff_check_follow_pathspec(&options->pathspec, 1);
if (!options->use_color || external_diff())
options->color_moved = 0;
@@ -4936,6 +4965,7 @@ static int diff_opt_stat(const struct option *opt, const char *value, int unset)
} else
BUG("%s should not get here", opt->long_name);
+ options->output_format &= ~DIFF_FORMAT_NO_OUTPUT;
options->output_format |= DIFF_FORMAT_DIFFSTAT;
options->stat_name_width = name_width;
options->stat_graph_width = graph_width;
@@ -4955,6 +4985,7 @@ static int parse_dirstat_opt(struct diff_options *options, const char *params)
* The caller knows a dirstat-related option is given from the command
* line; allow it to say "return this_function();"
*/
+ options->output_format &= ~DIFF_FORMAT_NO_OUTPUT;
options->output_format |= DIFF_FORMAT_DIRSTAT;
return 1;
}
@@ -5154,6 +5185,7 @@ static int diff_opt_compact_summary(const struct option *opt,
options->flags.stat_with_summary = 0;
} else {
options->flags.stat_with_summary = 1;
+ options->output_format &= ~DIFF_FORMAT_NO_OUTPUT;
options->output_format |= DIFF_FORMAT_DIFFSTAT;
}
return 0;
@@ -5491,6 +5523,10 @@ static int diff_opt_rotate_to(const struct option *opt, const char *arg, int uns
return 0;
}
+/*
+ * Consider adding new flags to __git_diff_common_options
+ * in contrib/completion/git-completion.bash
+ */
struct option *add_diff_options(const struct option *opts,
struct diff_options *options)
{
@@ -5499,9 +5535,8 @@ struct option *add_diff_options(const struct option *opts,
OPT_BITOP('p', "patch", &options->output_format,
N_("generate patch"),
DIFF_FORMAT_PATCH, DIFF_FORMAT_NO_OUTPUT),
- OPT_BIT_F('s', "no-patch", &options->output_format,
- N_("suppress diff output"),
- DIFF_FORMAT_NO_OUTPUT, PARSE_OPT_NONEG),
+ OPT_SET_INT('s', "no-patch", &options->output_format,
+ N_("suppress diff output"), DIFF_FORMAT_NO_OUTPUT),
OPT_BITOP('u', NULL, &options->output_format,
N_("generate patch"),
DIFF_FORMAT_PATCH, DIFF_FORMAT_NO_OUTPUT),
@@ -5510,9 +5545,9 @@ struct option *add_diff_options(const struct option *opts,
PARSE_OPT_NONEG | PARSE_OPT_OPTARG, diff_opt_unified),
OPT_BOOL('W', "function-context", &options->flags.funccontext,
N_("generate diffs with <n> lines context")),
- OPT_BIT_F(0, "raw", &options->output_format,
+ OPT_BITOP(0, "raw", &options->output_format,
N_("generate the diff in raw format"),
- DIFF_FORMAT_RAW, PARSE_OPT_NONEG),
+ DIFF_FORMAT_RAW, DIFF_FORMAT_NO_OUTPUT),
OPT_BITOP(0, "patch-with-raw", &options->output_format,
N_("synonym for '-p --raw'"),
DIFF_FORMAT_PATCH | DIFF_FORMAT_RAW,
@@ -5521,12 +5556,12 @@ struct option *add_diff_options(const struct option *opts,
N_("synonym for '-p --stat'"),
DIFF_FORMAT_PATCH | DIFF_FORMAT_DIFFSTAT,
DIFF_FORMAT_NO_OUTPUT),
- OPT_BIT_F(0, "numstat", &options->output_format,
+ OPT_BITOP(0, "numstat", &options->output_format,
N_("machine friendly --stat"),
- DIFF_FORMAT_NUMSTAT, PARSE_OPT_NONEG),
- OPT_BIT_F(0, "shortstat", &options->output_format,
+ DIFF_FORMAT_NUMSTAT, DIFF_FORMAT_NO_OUTPUT),
+ OPT_BITOP(0, "shortstat", &options->output_format,
N_("output only the last line of --stat"),
- DIFF_FORMAT_SHORTSTAT, PARSE_OPT_NONEG),
+ DIFF_FORMAT_SHORTSTAT, DIFF_FORMAT_NO_OUTPUT),
OPT_CALLBACK_F('X', "dirstat", options, N_("<param1,param2>..."),
N_("output the distribution of relative amount of changes for each sub-directory"),
PARSE_OPT_NONEG | PARSE_OPT_OPTARG,
@@ -5542,9 +5577,9 @@ struct option *add_diff_options(const struct option *opts,
OPT_BIT_F(0, "check", &options->output_format,
N_("warn if changes introduce conflict markers or whitespace errors"),
DIFF_FORMAT_CHECKDIFF, PARSE_OPT_NONEG),
- OPT_BIT_F(0, "summary", &options->output_format,
+ OPT_BITOP(0, "summary", &options->output_format,
N_("condensed summary such as creations, renames and mode changes"),
- DIFF_FORMAT_SUMMARY, PARSE_OPT_NONEG),
+ DIFF_FORMAT_SUMMARY, DIFF_FORMAT_NO_OUTPUT),
OPT_BIT_F(0, "name-only", &options->output_format,
N_("show only names of changed files"),
DIFF_FORMAT_NAME, PARSE_OPT_NONEG),
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-13 12:31:27 +0300