fix stdin plitting into lines - iomenu - interactive terminal-based selection menu
 (HTM) git clone git://bitreich.org/iomenu git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfrinws65d7roiv6bfj7d652fid.onion/iomenu
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       ---
 (DIR) commit e3bca30c0b12f79deb675e0e7bd36917226e3dff
 (DIR) parent aed045ad72c3828eaff58e4d289568789a0fa736
 (HTM) Author: Josuah Demangeon <mail@josuah.net>
       Date:   Fri,  8 Dec 2017 10:04:09 +0100
       
       fix stdin plitting into lines
       
       Diffstat:
         M iomenu.c                            |      16 ++++++----------
       
       1 file changed, 6 insertions(+), 10 deletions(-)
       ---
 (DIR) diff --git a/iomenu.c b/iomenu.c
       @@ -72,21 +72,17 @@ split_lines(char *buf)
        
                char        *b, **lv, **mv;
        
       -        linec = 0;
       -        b = buf;
       -        while ((b = strchr(b + 1, '\n')))
       +        linec = 1;
       +        for (b = buf; (b = strchr(b, '\n')) != NULL && b[1] != '\0'; b++)
                        linec++;
       -        if (!linec)
       -                linec = 1;
       -        if (!(lv = linev = calloc(linec + 1, sizeof (char **))))
       +        if ((lv = linev = calloc(linec, sizeof (char **))) == NULL)
                        die("calloc");
       -        if (!(mv = matchv = calloc(linec + 1, sizeof (char **))))
       +        if ((mv = matchv = calloc(linec, sizeof (char **))) == NULL)
                        die("calloc");
                *mv = *lv = b = buf;
       -        while ((b = strchr(b, '\n'))) {
       +        while ((b = strchr(b, '\n')) != NULL) {
                        *b = '\0';
       -                mv++, lv++;
       -                *mv = *lv = ++b;
       +                *++mv = *++lv = ++b;
                }
        }