t* sacc + cursorline and uri preview
       
   URI git clone git://git.codevoid.de/sacc-sdk
   DIR Log
   DIR Files
   DIR Refs
   DIR LICENSE
       ---
   DIR commit 153d2f1c774d180d75308fa1c7afce11e4fc522a
   DIR parent 96fd418befb74178138958e4803b35d2fc06c7a9
   URI Author: Quentin Rameau <quinq@fifth.space>
       Date:   Thu, 22 Jun 2017 17:12:50 +0200
       
       Use xreallocarray instead of xrealloc
       
       Diffstat:
         M sacc.c                              |      13 +++++++------
       
       1 file changed, 7 insertions(+), 6 deletions(-)
       ---
   DIR diff --git a/sacc.c b/sacc.c
       t@@ -44,11 +44,13 @@ die(const char *fmt, ...)
        }
        
        void *
       -xrealloc(void *m, const size_t n)
       +xreallocarray(void *m, const size_t n, const size_t s)
        {
                void *nm;
        
       -        if (!(nm = realloc(m, n)))
       +        if (s && n > (size_t)-1/s)
       +                die("realloc: overflow");
       +        if (!(nm = realloc(m, n * s)))
                        die("realloc: %s", strerror(errno));
        
                return nm;
       t@@ -189,13 +191,12 @@ molddiritem(char *raw)
        {
                Item *item, **items = NULL;
                Dir *dir;
       -        size_t n, nitems = 0;
       +        size_t nitems = 0;
        
                dir = xmalloc(sizeof(Dir));
        
                while (strncmp(raw, ".\r\n", 3)) {
       -                n = (++nitems) * sizeof(Item*);
       -                items = xrealloc(items, n);
       +                items = xreallocarray(items, ++nitems, sizeof(Item*));
        
                        item = xmalloc(sizeof(Item));
                        item->type = *raw++;
       t@@ -231,7 +232,7 @@ getrawitem(int sock)
                        buf += n;
                        if (bs <= 0) {
                                ns = is + BUFSIZ;
       -                        item = xrealloc(item, ns+1);
       +                        item = xreallocarray(item, ns+1, 1);
                                is = ns;
                                buf = item + is-BUFSIZ;
                                bs = BUFSIZ;