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-rw-r--r--include/libc-internal.h61
1 files changed, 31 insertions, 30 deletions
diff --git a/include/libc-internal.h b/include/libc-internal.h
index b07965f33..26e06e636 100644
--- a/include/libc-internal.h
+++ b/include/libc-internal.h
@@ -326,36 +326,6 @@ extern int __sprintf (char *__restrict __s,
#define fopen64 __fopen64
#endif
-/* #include <alloca.h> */
-#include <bits/stackinfo.h>
-#if _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 _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
-
/* #include <stdlib.h> */
extern char *__getenv (__const char *__name) attribute_hidden;
extern void __exit (int __status) __THROW __attribute__ ((__noreturn__)) attribute_hidden;
@@ -478,6 +448,37 @@ extern int __gettimeofday(struct timeval *__restrict __tv, *__restrict __timezon
extern const char *__uclibc_progname attribute_hidden;
# endif /* IS_IN_libc */
+
+/* #include <alloca.h> */
+#include <bits/stackinfo.h>
+#if _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 _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__ */
#endif /* _LIBC_INTERNAL_H */