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-rw-r--r--include/stdlib.h42
1 files changed, 26 insertions, 16 deletions
diff --git a/include/stdlib.h b/include/stdlib.h
index 300edf04a..00bba5f54 100644
--- a/include/stdlib.h
+++ b/include/stdlib.h
@@ -50,9 +50,9 @@ __BEGIN_DECLS
as well as POSIX.1 use of `int' for the status word. */
# if defined __GNUC__ && !defined __cplusplus
-# define __WAIT_INT(status) \
- (__extension__ ({ union { __typeof(status) __in; int __i; } __u; \
- __u.__in = (status); __u.__i; }))
+# define __WAIT_INT(status) \
+ (__extension__ (((union { __typeof(status) __in; int __i; }) \
+ { .__in = (status) }).__i))
# else
# define __WAIT_INT(status) (*(int *) &(status))
# endif
@@ -244,14 +244,14 @@ __END_NAMESPACE_C99
#if defined __USE_GNU && defined __UCLIBC_HAS_XLOCALE__
/* The concept of one static locale per category is not very well
thought out. Many applications will need to process its data using
- information from several different locales. Another application is
+ information from several different locales. Another problem is
the implementation of the internationalization handling in the
- upcoming ISO C++ standard library. To support this another set of
- the functions using locale data exist which have an additional
+ ISO C++ standard library. To support this another set of
+ the functions using locale data exist which take an additional
argument.
- Attention: all these functions are *not* standardized in any form.
- This is a proof-of-concept implementation. */
+ Attention: even though several *_l interfaces are part of POSIX:2008,
+ these are not. */
/* Structure for reentrant locale using functions. This is an
(almost) opaque type for the user level programs. */
@@ -347,10 +347,16 @@ struct random_data
int32_t *fptr; /* Front pointer. */
int32_t *rptr; /* Rear pointer. */
int32_t *state; /* Array of state values. */
+#if 0
+ int rand_type; /* Type of random number generator. */
+ int rand_deg; /* Degree of random number generator. */
+ int rand_sep; /* Distance between front and rear. */
+#else
/* random_r.c, TYPE_x, DEG_x, SEP_x - small enough for int8_t */
int8_t rand_type; /* Type of random number generator. */
int8_t rand_deg; /* Degree of random number generator. */
int8_t rand_sep; /* Distance between front and rear. */
+#endif
int32_t *end_ptr; /* Pointer behind state table. */
};
@@ -540,7 +546,7 @@ extern int on_exit (void (*__func) (int __status, void *__arg), void *__arg)
__BEGIN_NAMESPACE_STD
/* Call all functions registered with `atexit' and `on_exit',
- in the reverse of the order in which they were registered
+ in the reverse of the order in which they were registered,
perform stdio cleanup, and terminate program execution with STATUS. */
extern void exit (int __status) __THROW __attribute__ ((__noreturn__));
libc_hidden_proto(exit)
@@ -619,7 +625,7 @@ extern char *mktemp (char *__template) __THROW __nonnull ((1)) __wur;
Returns a file descriptor open on the file for reading and writing,
or -1 if it cannot create a uniquely-named file.
- This function is a possible cancellation points and therefore not
+ This function is a possible cancellation point and therefore not
marked with __THROW. */
# ifndef __USE_FILE_OFFSET64
extern int mkstemp (char *__template) __nonnull ((1)) __wur;
@@ -636,7 +642,7 @@ extern int mkstemp64 (char *__template) __nonnull ((1)) __wur;
# endif
#endif
-#ifdef __USE_BSD
+#if defined __USE_BSD || defined __USE_XOPEN2K8
/* Create a unique temporary directory from TEMPLATE.
The last six characters of TEMPLATE must be "XXXXXX";
they are replaced with a string that makes the directory name unique.
@@ -662,14 +668,17 @@ extern char *canonicalize_file_name (__const char *__name)
__THROW __nonnull ((1)) __wur;
#endif
-/* Return the canonical absolute name of file NAME. If the
- canonical name is PATH_MAX chars or more, returns null
- with `errno' set to ENAMETOOLONG; if the name fits in
- fewer than PATH_MAX chars, returns the name in RESOLVED. */
-/* we choose to handle __resolved==NULL as crash :) */
+#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
+/* Return the canonical absolute name of file NAME. If RESOLVED is
+ null, the result is malloc'd; otherwise, if the canonical name is
+ PATH_MAX chars or more, returns null with `errno' set to
+ ENAMETOOLONG; if the name fits in fewer than PATH_MAX chars,
+ returns the name in RESOLVED. */
extern char *realpath (__const char *__restrict __name,
char *__restrict __resolved) __THROW __wur;
libc_hidden_proto(realpath)
+#endif
+
/* Shorthand for type of comparison functions. */
#ifndef __COMPAR_FN_T
@@ -852,6 +861,7 @@ libc_hidden_proto(posix_openpt)
#ifdef __USE_XOPEN
/* The next four functions all take a master pseudo-tty fd and
perform an operation on the associated slave: */
+
#ifdef __UCLIBC_HAS_PTY__
/* Chown the slave to the calling user. */
extern int grantpt (int __fd) __THROW;