tex: read the address in :r !cmd - neatvi - [fork] simple vi-type editor with UTF-8 support
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       ---
   DIR commit 24eedb0f1d1619ee2bdb5b47475a8dda4d241396
   DIR parent 8f0e940847db6c262e9159d00b2301aef0a1bc58
  HTML Author: Ali Gholami Rudi <ali@rudi.ir>
       Date:   Mon,  4 Oct 2021 17:13:49 +0330
       
       ex: read the address in :r !cmd
       
       Diffstat:
         M ex.c                                |       5 ++---
       
       1 file changed, 2 insertions(+), 3 deletions(-)
       ---
   DIR diff --git a/ex.c b/ex.c
       t@@ -361,15 +361,15 @@ static int ec_edit(char *loc, char *cmd, char *arg)
        static int ec_read(char *loc, char *cmd, char *arg)
        {
                char msg[128];
       -        int beg, end;
       +        int beg, end, pos;
                char *path;
                char *obuf;
                int n = lbuf_len(xb);
                path = arg[0] ? arg : ex_path();
                if (ex_region(loc, &beg, &end))
                        return 1;
       +        pos = lbuf_len(xb) ? end : 0;
                if (arg[0] == '!') {
       -                int pos = MIN(xrow + 1, lbuf_len(xb));
                        char *ecmd = ex_pathexpand(arg, 1);
                        if (!ecmd)
                                return 1;
       t@@ -380,7 +380,6 @@ static int ec_read(char *loc, char *cmd, char *arg)
                        free(obuf);
                } else {
                        int fd = open(path, O_RDONLY);
       -                int pos = lbuf_len(xb) ? end : 0;
                        if (fd < 0) {
                                ex_show("read failed\n");
                                return 1;