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Diffstat (limited to 'src/helper/command.c')
-rw-r--r--src/helper/command.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/src/helper/command.c b/src/helper/command.c
index 30c5b121..9a8907d6 100644
--- a/src/helper/command.c
+++ b/src/helper/command.c
@@ -863,16 +863,20 @@ long jim_global_long(const char *variable)
return 0;
}
-#define DEFINE_PARSE_NUM_TYPE(name, type, func, max) \
+#define DEFINE_PARSE_NUM_TYPE(name, type, func, min, max) \
int parse##name(const char *str, type *ul) \
{ \
+ if (!*str) \
+ return ERROR_COMMAND_SYNTAX_ERROR; \
char *end; \
*ul = func(str, &end, 0); \
- bool is_okay = *str && !*end && (max != *ul); \
- return is_okay ? ERROR_OK : ERROR_COMMAND_SYNTAX_ERROR; \
+ if (*end) \
+ return ERROR_COMMAND_SYNTAX_ERROR; \
+ if (*ul == max || (min && min == *ul)) \
+ return ERROR_COMMAND_SYNTAX_ERROR; \
+ return ERROR_OK; \
}
-DEFINE_PARSE_NUM_TYPE(_ulong, unsigned long , strtoul, ULONG_MAX)
-DEFINE_PARSE_NUM_TYPE(_ullong, unsigned long long, strtoull, ULLONG_MAX)
-DEFINE_PARSE_NUM_TYPE(_long, long , strtol, LONG_MAX)
-DEFINE_PARSE_NUM_TYPE(_llong, long long, strtoll, LLONG_MAX)
-
+DEFINE_PARSE_NUM_TYPE(_ulong, unsigned long , strtoul, 0, ULONG_MAX)
+DEFINE_PARSE_NUM_TYPE(_ullong, unsigned long long, strtoull, 0, ULLONG_MAX)
+DEFINE_PARSE_NUM_TYPE(_long, long , strtol, LONG_MIN, LONG_MAX)
+DEFINE_PARSE_NUM_TYPE(_llong, long long, strtoll, LLONG_MIN, LLONG_MAX)