Add time64 support for PowerPC.

Signed-off-by: Dmitry Chestnykh <dm.chestnykh@gmail.com>

extra/Configs/Config.in

@@ -1026,7 +1026,7 @@ config UCLIBC_FALLBACK_TO_ETC_LOCALTIME
 
 config UCLIBC_USE_TIME64
 	bool "Use *time64 syscalls instead of 32bit ones (if possible)"
-	depends on TARGET_arm || TARGET_xtensa
+	depends on TARGET_arm || TARGET_powerpc || TARGET_xtensa
 	# TODO: add support for other architectures
 	default n
 

libc/sysdeps/linux/powerpc/bits/kernel_stat.h

@@ -5,6 +5,16 @@
  * struct kernel_stat should look like...  It turns out each arch has a
  * different opinion on the subject... */
 
+#if defined(__UCLIBC_USE_TIME64__)
+#include <bits/types.h>
+
+struct ts32_struct {
+	__S32_TYPE tv_sec;
+	__S32_TYPE tv_nsec;
+};
+
+#endif
+
 #if __WORDSIZE == 64
 #define kernel_stat kernel_stat64
 #else
@@ -19,9 +29,15 @@ struct kernel_stat {
 	__kernel_off_t	st_size;
 	unsigned long  	st_blksize;
 	unsigned long  	st_blocks;
+#if defined(__UCLIBC_USE_TIME64__)
+	struct ts32_struct __st_atim32;
+	struct ts32_struct __st_mtim32;
+	struct ts32_struct __st_ctim32;
+#else
 	struct timespec	st_atim;
 	struct timespec	st_mtim;
 	struct timespec	st_ctim;
+#endif
 	unsigned long  	__unused4;
 	unsigned long  	__unused5;
 };
@@ -39,9 +55,15 @@ struct kernel_stat64 {
 	long long st_size;		/* Size of file, in bytes.  */
 	long st_blksize;		/* Optimal block size for I/O.  */
 	long long st_blocks;		/* Number 512-byte blocks allocated. */
-	struct timespec st_atim;	/* Time of last access.  */
-	struct timespec st_mtim;	/* Time of last modification.  */
-	struct timespec st_ctim;	/* Time of last status change.  */
+#if defined(__UCLIBC_USE_TIME64__)
+	struct ts32_struct __st_atim32;
+	struct ts32_struct __st_mtim32;
+	struct ts32_struct __st_ctim32;
+#else
+	struct timespec	st_atim;
+	struct timespec	st_mtim;
+	struct timespec	st_ctim;
+#endif
 	unsigned long int __uclibc_unused4;
 	unsigned long int __uclibc_unused5;
 };

libc/sysdeps/linux/powerpc/bits/sem.h

@@ -35,6 +35,7 @@
 #define SETALL         17              /* set all semval's */
 
 
+
 /* Data structure describing a set of semaphores.  */
 struct semid_ds
 {
@@ -42,16 +43,31 @@ struct semid_ds
 #if __WORDSIZE == 32
   unsigned int __uclibc_unused1;
 #endif
+#if defined(__UCLIBC_USE_TIME64__)
+  unsigned long int __sem_otime_internal_1; /* last semop() time */
+  unsigned long int __sem_otime_internal_2;
+#else
   __time_t sem_otime;                  /* last semop() time */
+#endif
 #if __WORDSIZE == 32
   unsigned int __uclibc_unused2;
 #endif
+#if defined(__UCLIBC_USE_TIME64__)
+  unsigned long int __sem_ctime_internal_1; /* last time changed by semctl() */
+  unsigned long int __sem_ctime_internal_2;
+#else
   __time_t sem_ctime;                  /* last time changed by semctl() */
+#endif
   unsigned long int sem_nsems;         /* number of semaphores in set */
+#if defined(__UCLIBC_USE_TIME64__)
+  __time_t sem_otime;
+  __time_t sem_ctime;
+#endif
   unsigned long __uclibc_unused3;
   unsigned long __uclibc_unused4;
 };
 
+
 /* The user should define a union like the following to use it for arguments
    for `semctl'.