[PATCH 5/7] libps: fix some signed vs unsigned comparision

[Etienne Brateau]

---
 libps/proclist.c | 2 +-
 libps/write.c    | 8 ++++----
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/libps/proclist.c b/libps/proclist.c
index 4e2174ac..c9ceaf0a 100644
--- a/libps/proclist.c
+++ b/libps/proclist.c
@@ -120,7 +120,7 @@ proc_stat_list_add_pids (struct proc_stat_list *pp,
     return err;
   else
     {
-      int i;
+      unsigned i;
       struct proc_stat **end = pp->proc_stats + pp->num_procs;
 
       if (proc_stats)
diff --git a/libps/write.c b/libps/write.c
index 1f7f52cc..21d0a7a8 100644
--- a/libps/write.c
+++ b/libps/write.c
@@ -43,7 +43,7 @@ flush (const char **beg, const char *new, FILE *s)
     {
       size_t len = new - 1 - b;
       int ret = fwrite (b, 1, len, s);
-      if (ret < len)
+      if (ret < 0 || (size_t) ret < len)
        return 1;
     }
   return 0;
@@ -58,7 +58,7 @@ noise_write (const char *t, ssize_t max, FILE *s)
   const char *ok = t;
   size_t len = 0;
 
-  while ((ch = *t++) && (max < 0 || len < max))
+  while ((ch = *t++) && (max < 0 || len < (size_t) max))
     if (isgraph (ch) || ch == ' ')
       len++;
     else
@@ -69,7 +69,7 @@ noise_write (const char *t, ssize_t max, FILE *s)
          return errno;
 
        len += (is_cntl ? 2 : 4);
-       if (max >= 0 && len > max)
+       if (max >= 0 && len > (size_t) max)
          break;
 
        if (is_cntl)
@@ -97,7 +97,7 @@ noise_len (const char *t, ssize_t max)
     else
       {
        size_t rep_len = iscntl (ch) ? 2 : 4;
-       if (max >= 0 && rep_len + len > max)
+       if (max >= 0 && rep_len + len > (size_t) max)
          break;
        len += rep_len;
       }
-- 
2.34.1