Fix warnings from gcc -W -Wall

(__attribute__): Define.
(ATTRIBUTE_UNUSED): Define.
(yyerror): Mark parameter as unused with ATTRIBUTE_UNUSED.
(MonthDayTable): Add initializers for last entry.
(UnitsTable): Likewise.
(OtherTable): Likewise.
(MilitaryTable): Likewise.

diff --git a/lib/getdate.y b/lib/getdate.y
index df9614f1f06321c90e30de54d33a217b6e9fb1a2..86a3d46910c7dee958fad9755cf574a8a5f8c555 100644 (file)
--- a/lib/getdate.y
+++ b/lib/getdate.y
@@ -53,6 +53,14 @@
 # include <string.h>
 #endif
 
+#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
+# define __attribute__(x)
+#endif
+
+#ifndef ATTRIBUTE_UNUSED
+# define ATTRIBUTE_UNUSED __attribute__ ((__unused__))
+#endif
+
 /* Some old versions of bison generate parsers that use bcopy.
    That loses on systems that don't provide the function, so we have
    to redefine it here.  */
@@ -471,7 +479,7 @@ static TABLE const MonthDayTable[] = {
     { "thurs",         tDAY, 4 },
     { "friday",                tDAY, 5 },
     { "saturday",      tDAY, 6 },
-    { NULL }
+    { NULL, 0, 0 }
 };
 
 /* Time units table. */
@@ -486,7 +494,7 @@ static TABLE const UnitsTable[] = {
     { "min",           tMINUTE_UNIT,   1 },
     { "second",                tSEC_UNIT,      1 },
     { "sec",           tSEC_UNIT,      1 },
-    { NULL }
+    { NULL, 0, 0 }
 };
 
 /* Assorted relative-time words. */
@@ -511,7 +519,7 @@ static TABLE const OtherTable[] = {
     { "eleventh",      tUNUMBER,       11 },
     { "twelfth",       tUNUMBER,       12 },
     { "ago",           tAGO,   1 },
-    { NULL }
+    { NULL, 0, 0 }
 };
 
 /* The timezone table. */
@@ -596,7 +604,7 @@ static TABLE const TimezoneTable[] = {
     { "nzst",  tZONE,     -HOUR (12) },        /* New Zealand Standard */
     { "nzdt",  tDAYZONE,  -HOUR (12) },        /* New Zealand Daylight */
     { "idle",  tZONE,     -HOUR (12) },        /* International Date Line East */
-    {  NULL  }
+    {  NULL, 0, 0  }
 };
 
 /* Military timezone table. */
@@ -626,7 +634,7 @@ static TABLE const MilitaryTable[] = {
     { "x",     tZONE,  HOUR (-11) },
     { "y",     tZONE,  HOUR (-12) },
     { "z",     tZONE,  HOUR (  0) },
-    { NULL }
+    { NULL, 0, 0 }
 };
 
 \f
@@ -635,7 +643,7 @@ static TABLE const MilitaryTable[] = {
 /* ARGSUSED */
 static int
 yyerror (s)
-     char *s;
+     char *s ATTRIBUTE_UNUSED;
 {
   return 0;
 }