Add strerror() function if needed; account for lack of snprintf support

diff --git a/common/errwarn.c b/common/errwarn.c
index d29a2d79355648b8552cfa64c39cf0c3b4db26a6..3e1c827414fb116f0316376ae79da14302cf036b 100644 (file)
--- a/common/errwarn.c
+++ b/common/errwarn.c
@@ -184,8 +184,12 @@ int parse_warn (ANSI_DECL (char *) fmt, VA_DOTDOTDOT)
        va_list list;
        
        do_percentm (mbuf, fmt);
+#ifndef NO_SNPRINTF
        snprintf (fbuf, sizeof fbuf, "dhcpd.conf line %d char %d: %s",
                  tline, tlpos, mbuf);
+#else
+       sprintf (fbuf, "dhcpd.conf line %d char %d: %s", tline, tlpos, mbuf);
+#endif
        
        VA_start (list, fmt);
        vsnprintf (mbuf, sizeof mbuf, fbuf, list);
@@ -198,3 +202,19 @@ int parse_warn (ANSI_DECL (char *) fmt, VA_DOTDOTDOT)
 #endif
        return 0;
 }
+
+#ifdef NO_STRERROR
+char *strerror (err)
+       int err;
+{
+       extern char *sys_errlist [];
+       extern int sys_nerr;
+       static char errbuf [128];
+
+       if (err < 0 || err >= sys_nerr) {
+               sprintf (errbuf, "Error %d", err);
+               return errbuf;
+       }
+       return sys_errlist [err];
+}
+#endif /* NO_STRERROR */

diff --git a/errwarn.c b/errwarn.c
index d29a2d79355648b8552cfa64c39cf0c3b4db26a6..3e1c827414fb116f0316376ae79da14302cf036b 100644 (file)
--- a/errwarn.c
+++ b/errwarn.c
@@ -184,8 +184,12 @@ int parse_warn (ANSI_DECL (char *) fmt, VA_DOTDOTDOT)
        va_list list;
        
        do_percentm (mbuf, fmt);
+#ifndef NO_SNPRINTF
        snprintf (fbuf, sizeof fbuf, "dhcpd.conf line %d char %d: %s",
                  tline, tlpos, mbuf);
+#else
+       sprintf (fbuf, "dhcpd.conf line %d char %d: %s", tline, tlpos, mbuf);
+#endif
        
        VA_start (list, fmt);
        vsnprintf (mbuf, sizeof mbuf, fbuf, list);
@@ -198,3 +202,19 @@ int parse_warn (ANSI_DECL (char *) fmt, VA_DOTDOTDOT)
 #endif
        return 0;
 }
+
+#ifdef NO_STRERROR
+char *strerror (err)
+       int err;
+{
+       extern char *sys_errlist [];
+       extern int sys_nerr;
+       static char errbuf [128];
+
+       if (err < 0 || err >= sys_nerr) {
+               sprintf (errbuf, "Error %d", err);
+               return errbuf;
+       }
+       return sys_errlist [err];
+}
+#endif /* NO_STRERROR */