Patch from Bastian Blank to add 64 bit support to the test command.

Example of broken usage: ./busybox test 2147483648 -gt 2147483648

2 files changed, 35 insertions, 14 deletions

diff --git a/coreutils/Config.in b/coreutils/Config.in
index c995e55ff..e1f0516fd 100644
--- a/coreutils/Config.in
+++ b/coreutils/Config.in
@@ -455,6 +455,13 @@ if !CONFIG_ASH && !CONFIG_HUSH && !CONFIG_LASH && !CONFIG_MSH
               and bash) have test builtin.
 endif
 
+config CONFIG_FEATURE_TEST_64
+        bool "  Extend test to 64 bit"
+        default n
+        depends on CONFIG_TEST
+        help
+          Enable 64-bit support in test.
+
 config CONFIG_TOUCH
         bool "touch"
         default n
diff --git a/coreutils/test.c b/coreutils/test.c
index 419da5101..8fa6d166f 100644
--- a/coreutils/test.c
+++ b/coreutils/test.c
@@ -155,19 +155,25 @@ static const struct t_op {
         0, 0, 0}
 };
 
+#ifdef CONFIG_FEATURE_TEST_64
+typedef int64_t arith_t;
+#else
+typedef int arith_t;
+#endif
+
 static char **t_wp;
 static struct t_op const *t_wp_op;
 static gid_t *group_array = NULL;
 static int ngroups;
 
 static enum token t_lex(char *s);
-static int oexpr(enum token n);
-static int aexpr(enum token n);
-static int nexpr(enum token n);
+static arith_t oexpr(enum token n);
+static arith_t aexpr(enum token n);
+static arith_t nexpr(enum token n);
 static int binop(void);
-static int primary(enum token n);
+static arith_t primary(enum token n);
 static int filstat(char *nm, enum token mode);
-static int getn(const char *s);
+static arith_t getn(const char *s);
 static int newerf(const char *f1, const char *f2);
 static int olderf(const char *f1, const char *f2);
 static int equalf(const char *f1, const char *f2);
@@ -232,9 +238,9 @@ static void syntax(const char *op, const char *msg)
         }
 }
 
-static int oexpr(enum token n)
+static arith_t oexpr(enum token n)
 {
-        int res;
+        arith_t res;
 
         res = aexpr(n);
         if (t_lex(*++t_wp) == BOR) {
@@ -244,9 +250,9 @@ static int oexpr(enum token n)
         return res;
 }
 
-static int aexpr(enum token n)
+static arith_t aexpr(enum token n)
 {
-        int res;
+        arith_t res;
 
         res = nexpr(n);
         if (t_lex(*++t_wp) == BAND)
@@ -255,16 +261,16 @@ static int aexpr(enum token n)
         return res;
 }
 
-static int nexpr(enum token n)
+static arith_t nexpr(enum token n)
 {
         if (n == UNOT)
                 return !nexpr(t_lex(*++t_wp));
         return primary(n);
 }
 
-static int primary(enum token n)
+static arith_t primary(enum token n)
 {
-        int res;
+        arith_t res;
 
         if (n == EOI) {
                 syntax(NULL, "argument expected");
@@ -441,13 +447,21 @@ static enum token t_lex(char *s)
 }
 
 /* atoi with error detection */
-static int getn(const char *s)
+static arith_t getn(const char *s)
 {
         char *p;
+#ifdef CONFIG_FEATURE_TEST_64
+        long long r;
+#else
         long r;
+#endif
 
         errno = 0;
+#ifdef CONFIG_FEATURE_TEST_64
+        r = strtoll(s, &p, 10);
+#else
         r = strtol(s, &p, 10);
+#endif
 
         if (errno != 0)
                 bb_error_msg_and_die("%s: out of range", s);
@@ -456,7 +470,7 @@ static int getn(const char *s)
         if (*(bb_skip_whitespace(p)))
                 bb_error_msg_and_die("%s: bad number", s);
 
-        return (int) r;
+        return r;
 }
 
 static int newerf(const char *f1, const char *f2)