nnn/patches/gitstatus/mainline.diff
2021-06-02 12:25:31 +05:30

234 lines
7.7 KiB
Diff

# Description: Add git status column to detail mode.
#
# Dependencies: libgit2
#
# Authors: @crides, Luuk van Baal
diff --git a/src/nnn.c b/src/nnn.c
index 562622f..96d946a 100644
--- a/src/nnn.c
+++ b/src/nnn.c
@@ -127,6 +127,8 @@
#include "qsort.h"
#endif
+#include <git2.h>
+
/* Macro definitions */
#define VERSION "4.0"
#define GENERAL_INFO "BSD 2-Clause\nhttps://github.com/jarun/nnn"
@@ -245,6 +247,18 @@ typedef unsigned char uchar_t;
typedef unsigned short ushort_t;
typedef unsigned long long ulong_t;
+typedef enum {
+ GIT_COLUMN_STATUS_NONE = 0,
+ GIT_COLUMN_STATUS_UNMOD,
+ GIT_COLUMN_STATUS_NEW,
+ GIT_COLUMN_STATUS_MODIFIED,
+ GIT_COLUMN_STATUS_DELETED,
+ GIT_COLUMN_STATUS_RENAMED,
+ GIT_COLUMN_STATUS_TYPE_CHANGE,
+ GIT_COLUMN_STATUS_IGNORED,
+ GIT_COLUMN_STATUS_CONFLICTED,
+} git_column_status_t;
+
/* STRUCTURES */
/* Directory entry */
@@ -258,6 +272,8 @@ typedef struct entry {
ulong_t blocks : 40; /* 5 bytes (enough for 512 TiB in 512B blocks allocated) */
ulong_t nlen : 16; /* 2 bytes (length of file name) */
ulong_t flags : 8; /* 1 byte (flags specific to the file) */
+ git_column_status_t status_indexed;
+ git_column_status_t status_staged;
};
#ifndef NOUG
uid_t uid; /* 4 bytes */
@@ -362,7 +378,18 @@ typedef struct {
} session_header_t;
#endif
+typedef struct {
+ char *path;
+ git_status_t status;
+} simple_git_status_t;
+
+typedef struct {
+ simple_git_status_t *statuses;
+ size_t len;
+} simple_git_statuses_t;
+
/* GLOBALS */
+simple_git_statuses_t git_statuses;
/* Configuration, contexts */
static settings cfg = {
@@ -809,6 +836,92 @@ static void notify_fifo(bool force);
/* Functions */
+static git_column_status_t git_get_indexed_status(const uint32_t status) {
+ if (status & GIT_STATUS_INDEX_NEW) return GIT_COLUMN_STATUS_NEW;
+ if (status & GIT_STATUS_INDEX_MODIFIED) return GIT_COLUMN_STATUS_MODIFIED;
+ if (status & GIT_STATUS_INDEX_DELETED) return GIT_COLUMN_STATUS_DELETED;
+ if (status & GIT_STATUS_INDEX_RENAMED) return GIT_COLUMN_STATUS_RENAMED;
+ if (status & GIT_STATUS_INDEX_TYPECHANGE) return GIT_COLUMN_STATUS_TYPE_CHANGE;
+ return GIT_COLUMN_STATUS_UNMOD;
+}
+
+static git_column_status_t git_get_staged_status(const uint32_t status) {
+ if (status & GIT_STATUS_WT_NEW) return GIT_COLUMN_STATUS_NEW;
+ if (status & GIT_STATUS_WT_MODIFIED) return GIT_COLUMN_STATUS_MODIFIED;
+ if (status & GIT_STATUS_WT_DELETED) return GIT_COLUMN_STATUS_DELETED;
+ if (status & GIT_STATUS_WT_RENAMED) return GIT_COLUMN_STATUS_RENAMED;
+ if (status & GIT_STATUS_WT_TYPECHANGE) return GIT_COLUMN_STATUS_TYPE_CHANGE;
+ if (status & GIT_STATUS_IGNORED) return GIT_COLUMN_STATUS_IGNORED;
+ if (status & GIT_STATUS_CONFLICTED) return GIT_COLUMN_STATUS_CONFLICTED;
+ return GIT_COLUMN_STATUS_UNMOD;
+}
+
+static void print_gitstatus(git_column_status_t status) {
+ switch (status) {
+ case GIT_COLUMN_STATUS_NONE: break;
+ case GIT_COLUMN_STATUS_UNMOD: addch('-' | 0); break;
+ case GIT_COLUMN_STATUS_NEW: addch('N' | (g_state.oldcolor ? COLOR_PAIR(1) : COLOR_PAIR(C_EXE))); break;
+ case GIT_COLUMN_STATUS_MODIFIED: addch('M' | (g_state.oldcolor ? COLOR_PAIR(1) : COLOR_PAIR(4))); break;
+ case GIT_COLUMN_STATUS_DELETED: addch('D' | (g_state.oldcolor ? COLOR_PAIR(1) : COLOR_PAIR(C_UND))); break;
+ case GIT_COLUMN_STATUS_RENAMED: addch('R' | (g_state.oldcolor ? COLOR_PAIR(1) : COLOR_PAIR(C_CHR))); break;
+ case GIT_COLUMN_STATUS_TYPE_CHANGE: addch('T' | (g_state.oldcolor ? COLOR_PAIR(1) : COLOR_PAIR(C_HRD))); break;
+ case GIT_COLUMN_STATUS_IGNORED: addch('I' | 0); break;
+ case GIT_COLUMN_STATUS_CONFLICTED: addch('U' | (g_state.oldcolor ? COLOR_PAIR(1) : COLOR_PAIR(C_UND))); break;
+ }
+}
+
+static bool starts_with(const char *const s, const char *const start) {
+ const size_t start_len = strlen(start);
+
+ return (start_len <= strlen(s)) && (0 == strncmp(s, start, start_len));
+}
+
+static size_t mkpath(const char *dir, const char *name, char *out);
+static simple_git_statuses_t statuses_from_path(const char *path) {
+ simple_git_statuses_t statuses = { .statuses = NULL, .len = 0 };
+ git_buf ret = { .ptr = 0, .asize = 0, .size = 0 };
+ git_repository *repo;
+ git_repository_discover(&ret, path, false, NULL);
+ git_repository_open(&repo, ret.ptr);
+ git_buf_dispose(&ret);
+
+ if (repo) {
+ git_status_list *status_list = NULL;
+ git_status_list_new(&status_list, repo, NULL);
+ statuses.len = git_status_list_entrycount(status_list);
+ statuses.statuses = malloc(statuses.len * sizeof(simple_git_status_t));
+ const char *workdir = git_repository_workdir(repo);
+
+ for (size_t i = 0; i < statuses.len; i ++) {
+ const git_status_entry *status_ent = git_status_byindex(status_list, i);
+ const char *entry_path = status_ent->head_to_index ? status_ent->head_to_index->old_file.path
+ : status_ent->index_to_workdir->old_file.path;
+ char *joined = malloc(PATH_MAX * sizeof(char));
+ mkpath(workdir, entry_path, joined);
+ char *canon_path = realpath(joined, NULL);
+
+ if (canon_path) {
+ statuses.statuses[i].path = canon_path;
+ free(joined);
+ } else
+ statuses.statuses[i].path = joined;
+
+ statuses.statuses[i].status = status_ent->status;
+ }
+
+ git_status_list_free(status_list);
+ git_repository_free(repo);
+ }
+ return statuses;
+}
+
+static void statuses_free(simple_git_statuses_t statuses) {
+ for (size_t i = 0; i < statuses.len; i ++)
+ free(statuses.statuses[i].path);
+
+ free(statuses.statuses);
+}
+
static void sigint_handler(int UNUSED(sig))
{
g_state.interrupt = 1;
@@ -3794,6 +3907,12 @@ static void printent(const struct entry *ent, uint_t namecols, bool sel)
if (attrs)
attroff(attrs);
+
+ if (ent->status_indexed != GIT_COLUMN_STATUS_NONE)
+ addch(' ');
+
+ print_gitstatus(ent->status_indexed);
+ print_gitstatus(ent->status_staged);
}
attrs = 0;
@@ -3809,6 +3928,7 @@ static void printent(const struct entry *ent, uint_t namecols, bool sel)
color_pair = C_MIS;
if (color_pair && fcolors[color_pair])
attrs |= COLOR_PAIR(color_pair);
+
#ifdef ICONS_ENABLED
print_icon(ent, attrs);
#endif
@@ -5088,6 +5208,9 @@ static int dentfill(char *path, struct entry **ppdents)
struct stat sb_path, sb;
DIR *dirp = opendir(path);
+ statuses_free(git_statuses);
+ git_statuses = statuses_from_path(path);
+
ndents = 0;
DPRINTF_S(__func__);
@@ -5277,6 +5400,26 @@ static int dentfill(char *path, struct entry **ppdents)
dentp->gid = sb.st_gid;
#endif
+ if (git_statuses.len) {
+ uint32_t merged_status = 0;
+ char joined[PATH_MAX];
+ mkpath(path, dentp->name, joined);
+ char *real = realpath(joined, NULL);
+ char *canon_path = real ? real : joined;
+
+ for (size_t i = 0; i < git_statuses.len; i ++)
+ if (((dentp->mode & S_IFMT) == S_IFDIR) ? starts_with(git_statuses.statuses[i].path, canon_path) :
+ !xstrcmp(git_statuses.statuses[i].path, canon_path) || starts_with(canon_path, git_statuses.statuses[i].path))
+ merged_status |= git_statuses.statuses[i].status;
+
+ dentp->status_indexed = git_get_indexed_status(merged_status);
+ dentp->status_staged = git_get_staged_status(merged_status);
+ free(real);
+ } else {
+ dentp->status_indexed = GIT_COLUMN_STATUS_NONE;
+ dentp->status_staged = GIT_COLUMN_STATUS_NONE;
+ }
+
dentp->flags = S_ISDIR(sb.st_mode) ? 0 : ((sb.st_nlink > 1) ? HARD_LINK : 0);
if (entflags) {
dentp->flags |= entflags;
@@ -7712,6 +7855,8 @@ static void cleanup(void)
fflush(stdout);
}
#endif
+ statuses_free(git_statuses);
+ git_libgit2_shutdown();
free(selpath);
free(plgpath);
free(cfgpath);
@@ -7907,6 +8052,7 @@ int main(int argc, char *argv[])
return EXIT_FAILURE;
atexit(cleanup);
+ git_libgit2_init();
/* Check if we are in path list mode */
if (!isatty(STDIN_FILENO)) {