WARNS=2 fixup.

usr.bin/at/Makefile

@@ -3,8 +3,8 @@
 .include "${.CURDIR}/Makefile.inc"
 
 PROG=	at
-CFLAGS+=-Wall
 SRCS=	at.c panic.c parsetime.c perm.c
+WARNS?=	2
 LINKS=	${BINDIR}/at ${BINDIR}/atq \
 	${BINDIR}/at ${BINDIR}/atrm \
 	${BINDIR}/at ${BINDIR}/batch

usr.bin/at/at.c

@@ -98,7 +98,7 @@ enum { ATQ, ATRM, AT, BATCH, CAT };	/* what program we want to run */
 
 /* File scope variables */
 
-char *no_export[] =
+const char *no_export[] =
 {
     "TERM", "TERMCAP", "DISPLAY", "_"
 } ;
@@ -122,10 +122,11 @@ static void alarmc(int signo);
 static char *cwdname(void);
 static void writefile(time_t runtimer, char queue);
 static void list_jobs(void);
+static long nextjob(void);
 
 /* Signal catching functions */
 
-static void sigc(int signo)
+static void sigc(int signo __unused)
 {
 /* If the user presses ^C, remove the spool file and exit 
  */
@@ -139,7 +140,7 @@ static void sigc(int signo)
     _exit(EXIT_FAILURE);
 }
 
-static void alarmc(int signo)
+static void alarmc(int signo __unused)
 {
     char buf[1024];
 
@@ -360,7 +361,7 @@ writefile(time_t runtimer, char queue)
 	    eqp = *atenv;
 	else
 	{
-	    int i;
+	    size_t i;
 	    for (i=0; i<sizeof(no_export)/sizeof(no_export[0]); i++)
 	    {
 		export = export
@@ -496,7 +497,7 @@ list_jobs()
 
 	runtimer = 60*(time_t) ctm;
 	runtime = *localtime(&runtimer);
-	strftime(timestr, TIMESIZE, "%X %x", &runtime);
+	strftime(timestr, TIMESIZE, "%+", &runtime);
 	if (first) {
 	    printf("Date\t\t\tOwner\tQueue\tJob#\n");
 	    first=0;
@@ -601,9 +602,8 @@ main(int argc, char **argv)
     char queue_set = 0;
     char *pgm;
 
-    enum { ATQ, ATRM, AT, BATCH, CAT };	/* what program we want to run */
     int program = AT;			/* our default program */
-    char *options = "q:f:mvldbVc";	/* default options for at */
+    const char *options = "q:f:mvldbVc";/* default options for at */
     int disp_version = 0;
     time_t timer;
 

usr.bin/at/panic.c

@@ -47,7 +47,7 @@ static const char rcsid[] =
 /* Global functions */
 
 void
-panic(char *a)
+panic(const char *a)
 {
 /* Something fatal has happened, print error message and exit.
  */
@@ -61,7 +61,7 @@ panic(char *a)
 }
 
 void
-perr(char *a)
+perr(const char *a)
 {
 /* Some operating system error; print error message and exit.
  */

usr.bin/at/panic.h

@@ -21,6 +21,8 @@
  * THEORY OF LIABILITY, WETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * $FreeBSD$
  */
 
 #ifdef __FreeBSD__
@@ -31,12 +33,12 @@ void
 #ifdef __GNUC__
 __NORETURN
 #endif
-panic(char *a);
+panic(const char *a);
 void
 #ifdef __GNUC__
 __NORETURN
 #endif
-perr(char *a);
+perr(const char *a);
 void
 #ifdef __GNUC__
 __NORETURN

usr.bin/at/parsetime.c

@@ -57,6 +57,7 @@ static const char rcsid[] =
 
 #include "at.h"
 #include "panic.h"
+#include "parsetime.h"
 
 
 /* Structures and unions */
@@ -74,7 +75,7 @@ enum {	/* symbols */
 /* parse translation table - table driven parsers can be your FRIEND!
  */
 struct {
-    char *name;	/* token name */
+    const char *name;	/* token name */
     int value;	/* token id */
     int plural;	/* is this plural? */
 } Specials[] = {
@@ -159,7 +160,7 @@ static int sc_tokplur;	/* scanner - is token plural? */
 static int
 parse_token(char *arg)
 {
-    int i;
+    size_t i;
 
     for (i=0; i<(sizeof Specials/sizeof Specials[0]); i++)
 	if (strcasecmp(Specials[i].name, arg) == 0) {
@@ -193,7 +194,7 @@ init_scanner(int argc, char **argv)
  * token() fetches a token from the input stream
  */
 static int
-token()
+token(void)
 {
     int idx;
 

usr.bin/at/perm.c

@@ -42,8 +42,9 @@ static const char rcsid[] =
 
 /* Local headers */
 
-#include "privs.h"
 #include "at.h"
+#include "perm.h"
+#include "privs.h"
 
 /* Macros */
 
@@ -81,7 +82,7 @@ static int check_for_user(FILE *fp,const char *name)
     return found;
 }
 /* Global functions */
-int check_permission()
+int check_permission(void)
 {
     FILE *fp;
     uid_t uid = geteuid();

usr.bin/at/perm.h

@@ -21,6 +21,8 @@
  * THEORY OF LIABILITY, WETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * $FreeBSD$
  */
 
-int check_permission();
+int check_permission(void);