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Fix pwrite to take a const void* instead of void* for the buffer.

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Change-Id: I10b315946b8f8f7e34825410dfef37e0220edbee
This commit is contained in:
Jeff Hamilton 2010-08-11 11:28:26 -05:00
parent caaf7ecd1c
commit 2304a0bf86
3 changed files with 4 additions and 4 deletions
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2
libc/include/sys/linux-unistd.h
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@ -53,7 +53,7 @@ int acct (const char* filepath);
ssize_t read (int, void*, size_t); ssize_t read (int, void*, size_t);
ssize_t write (int, const void*, size_t); ssize_t write (int, const void*, size_t);
ssize_t __pread64 (int, void *, size_t, off_t, off_t); ssize_t __pread64 (int, void *, size_t, off_t, off_t);
ssize_t __pwrite64 (int, void *, size_t, off_t, off_t); ssize_t __pwrite64 (int, const void *, size_t, off_t, off_t);
int __open (const char*, int, mode_t); int __open (const char*, int, mode_t);
int __openat (int, const char*, int, mode_t); int __openat (int, const char*, int, mode_t);
int close (int); int close (int);

2
libc/include/unistd.h
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@ -136,7 +136,7 @@ extern off64_t lseek64(int, off64_t, int);
extern ssize_t read(int, void *, size_t); extern ssize_t read(int, void *, size_t);
extern ssize_t write(int, const void *, size_t); extern ssize_t write(int, const void *, size_t);
extern ssize_t pread(int, void *, size_t, off_t); extern ssize_t pread(int, void *, size_t, off_t);
extern ssize_t pwrite(int, void *, size_t, off_t); extern ssize_t pwrite(int, const void *, size_t, off_t);
extern int dup(int); extern int dup(int);
extern int dup2(int, int); extern int dup2(int, int);

4
libc/unistd/pwrite.c
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@ -28,9 +28,9 @@
#include <sys/types.h> #include <sys/types.h>
#include <unistd.h> #include <unistd.h>
extern int __pwrite64(int fd, void *buf, size_t nbytes, loff_t offset); extern int __pwrite64(int fd, const void *buf, size_t nbytes, loff_t offset);
ssize_t pwrite(int fd, void *buf, size_t nbytes, off_t offset) ssize_t pwrite(int fd, const void *buf, size_t nbytes, off_t offset)
{ {
return __pwrite64(fd, buf, nbytes, offset); return __pwrite64(fd, buf, nbytes, offset);
} }