signal.c: use xs*printf instead of sprintf

* signal.c: Include "xstring.h".
(signame): Replace sprintf with xsprintf.
(sprintsigmask_n): Replace sprintf with xsnprintf.

diff --git a/signal.c b/signal.c
index b14124e98330bb822e60c4f508f02d55d4f12a59..113794acc5b0f16570418f40b062a0b09494e647 100644 (file)
--- a/signal.c
+++ b/signal.c
@@ -34,6 +34,7 @@
 
 #include "defs.h"
 #include "nsig.h"
+#include "xstring.h"
 
 /* The libc headers do not define this constant since it should only be
    used by the implementation.  So we define it here.  */
@@ -137,12 +138,12 @@ signame(const int sig)
                        return signalent[s];
 #ifdef ASM_SIGRTMAX
                if (s >= ASM_SIGRTMIN && s <= (unsigned int) ASM_SIGRTMAX) {
-                       sprintf(buf, "SIGRT_%u", s - ASM_SIGRTMIN);
+                       xsprintf(buf, "SIGRT_%u", s - ASM_SIGRTMIN);
                        return buf;
                }
 #endif
        }
-       sprintf(buf, "%d", sig);
+       xsprintf(buf, "%d", sig);
        return buf;
 }
 
@@ -209,11 +210,13 @@ sprintsigmask_n(const char *prefix, const void *sig_mask, unsigned int bytes)
                }
 #ifdef ASM_SIGRTMAX
                else if (i >= ASM_SIGRTMIN && i <= ASM_SIGRTMAX) {
-                       s += sprintf(s, "RT_%u", i - ASM_SIGRTMIN);
+                       s += xsnprintf(s, sizeof(outstr) - (s - outstr),
+                                      "RT_%u", i - ASM_SIGRTMIN);
                }
 #endif
                else {
-                       s += sprintf(s, "%u", i);
+                       s += xsnprintf(s, sizeof(outstr) - (s - outstr),
+                                      "%u", i);
                }
                sep = ' ';
        }