Remove vestigal code. - sam - An updated version of the sam text editor.
 (HTM) git clone git://vernunftzentrum.de/sam.git
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       ---
 (DIR) commit 865ad2eb92b1e50b67648a99d7800a3d28ba8efc
 (DIR) parent ce79fc47ddd96ac43d9ab40078a80fe28a93ec12
 (HTM) Author: Rob King <jking@deadpixi.com>
       Date:   Fri, 27 Jan 2017 10:14:54 -0600
       
       Remove vestigal code.
       
       Diffstat:
         sam/error.c                         |       2 +-
         sam/io.c                            |      43 ------------------------------
       
       2 files changed, 1 insertion(+), 44 deletions(-)
       ---
 (DIR) diff --git a/sam/error.c b/sam/error.c
       @@ -58,7 +58,7 @@ static char *wmsg[]={
            /* warn_S */
            "files might be aliased",
            /* warn */
       -    "null characters elided",
       +    "null characters elided; file will be different upon write",
            "can't run pwd",
            "last char not newline",
            "exit status not 0",
 (DIR) diff --git a/sam/io.c b/sam/io.c
       @@ -206,49 +206,6 @@ readio(File *f, bool *nulls, bool setdate)
            return nt;
        }
        
       -/* Posn
       -readio(File *f, bool *nulls, bool setdate)
       -{
       -    size_t n = 0;
       -    size_t nt = 0;
       -    Posn p = addr.r.p2;
       -    uint64_t dev, qid;
       -    int64_t mtime;
       -    char buf[BLOCKSIZE+1] = {0};
       -    const char *bp = buf;
       -    wchar_t wbuf[BLOCKSIZE * MB_LEN_MAX + 1] = {0};
       -    mbstate_t ps = {0};
       -
       -    *nulls = false;
       -
       -    n = read(io, buf, BLOCKSIZE);
       -    while (n > 0){
       -        size_t w = mbsrtowcs(wbuf, &bp, BLOCKSIZE, &ps);
       -        if ((ssize_t)w < 0){
       -            *nulls = true;
       -            warn(Wnottext);
       -            return nt;
       -        }
       -        Finsert(f, tmprstr(wbuf, w), p);
       -
       -        memset(buf, 0, sizeof(buf));
       -        nt += n;
       -        n = read(io, buf, BLOCKSIZE);
       -        bp = buf;
       -    }
       -
       -    if (setdate){
       -        if (statfd(io, &dev, &qid, &mtime, 0, 0) > 0){
       -            f->dev = dev;
       -            f->qid = qid;
       -            f->date = mtime;
       -            checkqid(f);
       -        }
       -    }
       -
       -    return nt;
       -} */
       -
        Posn
        writeio(File *f)
        {