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authorDenis Vlasenko2007-04-11 07:04:23 +0000
committerDenis Vlasenko2007-04-11 07:04:23 +0000
commit473dae080a8a0089d5d619a56d8943d131aa451e (patch)
tree29763aae84d2c9336d9f34a5dc02c024285af60e /include/platform.h
parentf1a7141cfcacf606ae321faa58c45617045460fe (diff)
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add more convenient defines for [NO]MMU:
"#ifndef BB_NOMMU" is a double negative
Diffstat (limited to 'include/platform.h')
-rw-r--r--include/platform.h12
1 files changed, 10 insertions, 2 deletions
diff --git a/include/platform.h b/include/platform.h
index 51add6c..d7389f1 100644
--- a/include/platform.h
+++ b/include/platform.h
@@ -212,7 +212,15 @@ typedef unsigned smalluint;
*/
#if defined __UCLIBC__ && __UCLIBC_MAJOR__ >= 0 && __UCLIBC_MINOR__ >= 9 && \
__UCLIBC_SUBLEVEL__ > 28 && !defined __ARCH_USE_MMU__
-#define BB_NOMMU
+#define BB_MMU 0
+#define BB_NOMMU 1
+#define USE_FOR_NOMMU(...) __VA_ARGS__
+#define USE_FOR_MMU(...)
+#else
+#define BB_MMU 1
+/* BB_NOMMU is not defined in this case! */
+#define USE_FOR_NOMMU(...)
+#define USE_FOR_MMU(...) __VA_ARGS__
#endif
/* Platforms that haven't got dprintf need to implement fdprintf() in
@@ -232,7 +240,7 @@ static ATTRIBUTE_ALWAYS_INLINE char* strchrnul(const char *s, char c) {
}
#endif
-/* Don't use lchown with glibc older than 2.1.x ... uC-libc lacks it */
+/* Don't use lchown with glibc older than 2.1.x ... uClibc lacks it */
#if (defined __GLIBC__ && __GLIBC__ <= 2 && __GLIBC_MINOR__ < 1) || \
defined __UC_LIBC__
# define lchown chown