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authorAustin Foxley <austinf@cetoncorp.com>2009-11-22 11:46:31 -0800
committerAustin Foxley <austinf@cetoncorp.com>2009-11-22 11:51:37 -0800
commitf757db2d319ccc5f7034165046fb2bb58901afb1 (patch)
tree7dc465febb3a802d3f0e8856fcda856b13b04c0a /include/libc-internal.h
parent76c0c0ed99f74b8a5965be6e1c6a0c0e7a72513c (diff)
parentb71274eebd68b7c68ab95c856f8075bdf4524cd7 (diff)
Merge remote branch 'origin/master' into nptl_merge
Conflicts: Rules.mak libc/misc/sysvipc/msgq.c test/Rules.mak Signed-off-by: Austin Foxley <austinf@cetoncorp.com>
Diffstat (limited to 'include/libc-internal.h')
-rw-r--r--include/libc-internal.h38
1 files changed, 8 insertions, 30 deletions
diff --git a/include/libc-internal.h b/include/libc-internal.h
index 33956d8b1..443b1fc50 100644
--- a/include/libc-internal.h
+++ b/include/libc-internal.h
@@ -67,36 +67,14 @@ extern const char *__uclibc_progname attribute_hidden;
# endif /* IS_IN_libc */
-/* #include <alloca.h> */
-#include <bits/stackinfo.h>
-#if defined(_STACK_GROWS_DOWN)
-# define extend_alloca(buf, len, newlen) \
- (__typeof (buf)) ({ size_t __newlen = (newlen); \
- char *__newbuf = alloca (__newlen); \
- if (__newbuf + __newlen == (char *) buf) \
- len += __newlen; \
- else \
- len = __newlen; \
- __newbuf; })
-#elif defined(_STACK_GROWS_UP)
-# define extend_alloca(buf, len, newlen) \
- (__typeof (buf)) ({ size_t __newlen = (newlen); \
- char *__newbuf = alloca (__newlen); \
- char *__buf = (buf); \
- if (__buf + __newlen == __newbuf) \
- { \
- len += __newlen; \
- __newbuf = __buf; \
- } \
- else \
- len = __newlen; \
- __newbuf; })
-#else
-# warning unknown stack
-# define extend_alloca(buf, len, newlen) \
- alloca (((len) = (newlen)))
-#endif
-
#endif /* __ASSEMBLER__ */
+/* Some people like to build up uClibc with *-elf toolchains, so
+ * a little grease here until we drop '#ifdef __linux__' checks
+ * from our source code.
+ */
+#ifndef __linux__
+# define __linux__ 1
+#endif
+
#endif /* _LIBC_INTERNAL_H */