From 8b16068941819b951136b07b2e8e70adbe66fd65 Mon Sep 17 00:00:00 2001
From: zwelch <zwelch@b42882b7-edfa-0310-969c-e2dbd0fdcd60>
Date: Wed, 17 Jun 2009 00:29:56 +0000
Subject: [PATCH] Improve definitions of parse_ulong and parse_ullong: - Use
 macro to eliminate duplicate body definitions. - Rename okay as is_okay; add
 parenthesis to help "clarify" logic.

git-svn-id: svn://svn.berlios.de/openocd/trunk@2253 b42882b7-edfa-0310-969c-e2dbd0fdcd60
---
 src/helper/command.c | 25 +++++++++++--------------
 1 file changed, 11 insertions(+), 14 deletions(-)

diff --git a/src/helper/command.c b/src/helper/command.c
index ca8a1c1b6..7196cbe15 100644
--- a/src/helper/command.c
+++ b/src/helper/command.c
@@ -863,17 +863,14 @@ long jim_global_long(const char *variable)
 	return 0;
 }
 
-int parse_ullong(const char *str, unsigned long long *ul)
-{
-	char *end;
-	*ul = strtoull(str, &end, 0);
-	bool okay = *str && !*end && ULLONG_MAX != *ul;
-	return okay ? ERROR_OK : ERROR_COMMAND_SYNTAX_ERROR;
-}
-int parse_ulong(const char *str, unsigned long *ul)
-{
-	char *end;
-	*ul = strtoul(str, &end, 0);
-	bool okay = *str && !*end && ULONG_MAX != *ul;
-	return okay ? ERROR_OK : ERROR_COMMAND_SYNTAX_ERROR;
-}
+#define DEFINE_PARSE_NUM_TYPE(name, type, func, max) \
+	int parse##name(const char *str, type *ul) \
+	{ \
+		char *end; \
+		*ul = func(str, &end, 0); \
+		bool is_okay = *str && !*end && (max != *ul); \
+		return is_okay ? ERROR_OK : ERROR_COMMAND_SYNTAX_ERROR; \
+	}
+DEFINE_PARSE_NUM_TYPE(_ulong, unsigned long , strtoul, ULONG_MAX)
+DEFINE_PARSE_NUM_TYPE(_ullong, unsigned long long, strtoull, ULLONG_MAX)
+