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https://github.com/jarun/nnn.git
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Shared previewer and explorer
This commit is contained in:
Arun Prakash Jana
parent
9f86015c16
commit
4f297fa147
11
nnn.1
11
nnn.1
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@ -6,8 +6,10 @@
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.Nd The unorthodox terminal file manager.
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.Sh SYNOPSIS
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.Nm
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.Op Ar -aAcCdDeEfgHJKlnQrRSuUVwxXh
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.Op Ar -aAcCdDeEfgHJKnQrRSuUVwxh
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.Op Ar -b key
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.Op Ar -F val
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.Op Ar -l val
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.Op Ar -p file
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.Op Ar -P key
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.Op Ar -s name
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@ -72,6 +74,10 @@ supports the following options:
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.Fl f
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use readline history file
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.Pp
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.Fl "F val"
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fifo notification mode
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0: notify as previewer, 1: notify as explorer, 2: both
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.Pp
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.Fl g
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use regex filters instead of substring match
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.Pp
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@ -139,9 +145,6 @@ supports the following options:
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copy path to system clipboard on select
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show xterm title (if non-picker mode)
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.Pp
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.Fl "X fifo"
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run in explorer mode, where file path is sent to 'fifo' on 'Enter' or '^M'
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.Pp
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.Fl h
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show program help and exit
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.Sh CONFIGURATION
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95
src/nnn.c
95
src/nnn.c
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@ -331,7 +331,6 @@ typedef struct {
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uint_t dircolor : 1; /* Current status of dir color */
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uint_t picker : 1; /* Write selection to user-specified file */
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uint_t picked : 1; /* Plugin has picked files */
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uint_t explorer : 1; /* Explorer mode: send picked files to FIFO without exiting */
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uint_t runplugin : 1; /* Choose plugin mode */
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uint_t runctx : 3; /* The context in which plugin is to be run */
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uint_t selmode : 1; /* Set when selecting files */
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@ -341,7 +340,8 @@ typedef struct {
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uint_t uidgid : 1; /* Show owner and group info */
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uint_t prstssn : 1; /* Persistent session */
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uint_t duinit : 1; /* Initialize disk usage */
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uint_t reserved : 7; /* Adjust when adding/removing a field */
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uint_t fifobits : 2; /* b00: notify previewer, b01: notify explorer, b10: notify both */
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uint_t reserved : 6; /* Adjust when adding/removing a field */
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} runstate;
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/* Contexts or workspaces */
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@ -402,8 +402,7 @@ static context g_ctx[CTX_MAX] __attribute__ ((aligned));
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static int ndents, cur, last, curscroll, last_curscroll, total_dents = ENTRY_INCR, scroll_lines = 1;
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static int nselected;
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#ifndef NOFIFO
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static int hfifofd = -1; /* FIFO used in hover (NNN_FIFO) */
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static int efifofd = -1; /* FIFO used in explorer mode (-X) */
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static int fifofd = -1;
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#endif
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static uint_t idletimeout, selbufpos, lastappendpos, selbuflen;
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static ushort_t xlines, xcols;
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@ -426,8 +425,7 @@ static char *plgpath;
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static char *pnamebuf, *pselbuf;
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static char *mark;
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#ifndef NOFIFO
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static char *hfifopath; /* FIFO used in hover (NNN_FIFO) */
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static char *efifopath; /* FIFO used in explorer mode (-X) */
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static char *fifopath;
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#endif
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static ullong_t *ihashbmp;
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static struct entry *pdents;
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@ -813,7 +811,7 @@ static void move_cursor(int target, int ignore_scrolloff);
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static char *load_input(int fd, const char *path);
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static int set_sort_flags(int r);
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#ifndef NOFIFO
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static void notify_fifo(bool force, bool explorer);
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static void notify_fifo(bool force);
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#endif
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/* Functions */
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@ -2760,8 +2758,8 @@ try_quit:
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c = CONTROL('Q');
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} else {
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#ifndef NOFIFO
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/* Send hovered path to NNN_FIFO */
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notify_fifo(TRUE, FALSE);
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if (!(g_state.fifobits & 1))
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notify_fifo(TRUE); /* Send hovered path to NNN_FIFO */
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#endif
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escaped = TRUE;
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settimeout();
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@ -5414,22 +5412,18 @@ static void populate(char *path, char *lastname)
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}
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#ifndef NOFIFO
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static void notify_fifo(bool force, bool explorer)
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static void notify_fifo(bool force)
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{
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/* refer to the explorer fifo instead of the hover fifo if explorer is true */
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char **ppath = explorer ? &efifopath : &hfifopath;
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int *pptr = explorer ? &efifofd : &hfifofd;
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if (!(*ppath))
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if (!fifopath)
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return;
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if (*pptr == -1) {
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*pptr = open(*ppath, O_WRONLY|O_NONBLOCK|O_CLOEXEC);
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if (*pptr == -1) {
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if (fifofd == -1) {
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fifofd = open(fifopath, O_WRONLY|O_NONBLOCK|O_CLOEXEC);
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if (fifofd == -1) {
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if (errno != ENXIO)
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/* Unexpected error, the FIFO file might have been removed */
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/* We give up FIFO notification */
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*ppath = NULL;
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fifopath = NULL;
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return;
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}
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}
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@ -5446,7 +5440,7 @@ static void notify_fifo(bool force, bool explorer)
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path[len - 1] = '\n';
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ssize_t ret = write(*pptr, path, len);
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ssize_t ret = write(fifofd, path, len);
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if (ret != (ssize_t)len && !(ret == -1 && (errno == EAGAIN || errno == EPIPE))) {
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DPRINTF_S(strerror(errno));
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@ -5482,7 +5476,8 @@ static void move_cursor(int target, int ignore_scrolloff)
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curscroll = MAX(curscroll, MAX(cur - (onscreen - 1), 0));
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#ifndef NOFIFO
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notify_fifo(FALSE, FALSE);
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if (!(g_state.fifobits & 1))
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notify_fifo(FALSE); /* Send hovered path to NNN_FIFO */
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#endif
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}
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@ -6347,8 +6342,9 @@ nochange:
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if (r != cur)
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move_cursor(r, 1);
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#ifndef NOFIFO
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else if (event.bstate == BUTTON1_PRESSED)
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notify_fifo(TRUE, FALSE);
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else if ((event.bstate == BUTTON1_PRESSED) && !(g_state.fifobits & 1)) {
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notify_fifo(TRUE); /* Send clicked path to NNN_FIFO */
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}
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#endif
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/* Handle right click selection */
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if (event.bstate == BUTTON3_PRESSED) {
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@ -6420,8 +6416,8 @@ nochange:
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goto nochange;
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}
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#ifndef NOFIFO
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if (g_state.explorer && sel == SEL_OPEN) {
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notify_fifo(TRUE, TRUE);
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if (g_state.fifobits && sel == SEL_OPEN) {
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notify_fifo(TRUE); /* Send opened path to NNN_FIFO */
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goto nochange;
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}
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#endif
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@ -7630,6 +7626,9 @@ static void usage(void)
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" -E internal edits in EDITOR\n"
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#ifndef NORL
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" -f use readline history file\n"
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#endif
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#ifndef NOFIFO
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" -F val fifo mode [0:preview 1:explore 2:both]\n"
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#endif
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" -g regex filters\n"
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" -H show hidden files\n"
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@ -7638,7 +7637,7 @@ static void usage(void)
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" -l val set scroll lines\n"
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" -n type-to-nav mode\n"
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" -o open files only on Enter\n"
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" -p file selection file [stdout if '-']\n"
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" -p file selection file [-:stdout]\n"
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" -P key run plugin key\n"
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" -Q no quit confirmation\n"
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" -r use advcpmv patched cp, mv\n"
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@ -7657,9 +7656,6 @@ static void usage(void)
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" -w place HW cursor on hovered\n"
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#ifndef NOX11
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" -x notis, selection sync, xterm title\n"
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#endif
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#ifndef NOFIFO
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" -X fifo explorer mode\n"
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#endif
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" -h show help\n\n"
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"v%s\n%s\n", __func__, VERSION, GENERAL_INFO);
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@ -7785,9 +7781,7 @@ static void cleanup(void)
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free(plug);
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#ifndef NOFIFO
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if (g_state.autofifo)
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unlink(hfifopath);
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if (g_state.explorer)
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unlink(efifopath);
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unlink(fifopath);
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#endif
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if (g_state.pluginit)
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unlink(g_pipepath);
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@ -7819,7 +7813,7 @@ int main(int argc, char *argv[])
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while ((opt = (env_opts_id > 0
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? env_opts[--env_opts_id]
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: getopt(argc, argv, "aAb:cCdDeEfgHJKl:nop:P:QrRs:St:T:uUVwxX:h"))) != -1) {
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: getopt(argc, argv, "aAb:cCdDeEfF:gHJKl:nop:P:QrRs:St:T:uUVwxh"))) != -1) {
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switch (opt) {
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#ifndef NOFIFO
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case 'a':
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@ -7856,6 +7850,12 @@ int main(int argc, char *argv[])
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rlhist = TRUE;
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#endif
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break;
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#ifndef NOFIFO
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case 'F':
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if (env_opts_id < 0)
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g_state.fifobits = atoi(optarg);
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break;
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#endif
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case 'g':
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cfg.regex = 1;
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filterfn = &visible_re;
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@ -7946,12 +7946,6 @@ int main(int argc, char *argv[])
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case 'x':
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cfg.x11 = 1;
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break;
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case 'X':
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#ifndef NOFIFO
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g_state.explorer = TRUE;
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efifopath = optarg;
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#endif
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break;
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case 'h':
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usage();
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return EXIT_SUCCESS;
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@ -8107,18 +8101,9 @@ int main(int argc, char *argv[])
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setenv("NNN_FIFO", g_buf, TRUE);
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}
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hfifopath = xgetenv("NNN_FIFO", NULL);
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if (hfifopath) {
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if (mkfifo(hfifopath, 0600) != 0 && !(errno == EEXIST && access(hfifopath, W_OK) == 0)) {
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xerror();
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return EXIT_FAILURE;
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}
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sigaction(SIGPIPE, &(struct sigaction){.sa_handler = SIG_IGN}, NULL);
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}
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if (g_state.explorer) {
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if (mkfifo(efifopath, 0600) != 0 && !(errno == EEXIST && access(efifopath, W_OK) == 0)) {
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fifopath = xgetenv("NNN_FIFO", NULL);
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if (fifopath) {
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if (mkfifo(fifopath, 0600) != 0 && !(errno == EEXIST && access(fifopath, W_OK) == 0)) {
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xerror();
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return EXIT_FAILURE;
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}
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@ -8273,11 +8258,9 @@ int main(int argc, char *argv[])
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#endif
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#ifndef NOFIFO
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notify_fifo(FALSE, FALSE);
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if (hfifofd != -1)
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close(hfifofd);
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if (efifofd != -1)
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close(efifofd);
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notify_fifo(FALSE);
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if (fifofd != -1)
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close(fifofd);
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#endif
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return opt;
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