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unistd: raise SIGPIPE signal on write() EPIPE error #124

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unistd: raise SIGPIPE signal on write() EPIPE error #124

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15 changes: 14 additions & 1 deletion unistd/file.c
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,7 @@
#include <stdlib.h>
#include <unistd.h>
#include <libgen.h>
#include <signal.h>
#include <sys/msg.h>
#include <sys/file.h>
#include <sys/types.h>
Expand All @@ -35,11 +36,12 @@ extern int sys_open(const char *filename, int oflag, ...);
extern int sys_mkfifo(const char *filename, mode_t mode);
extern int sys_link(const char *path1, const char *path2);
extern int sys_unlink(const char *path);
extern int sys_write(int fildes, const void *buf, size_t nbyte);
extern int sys_pipe(int fildes[2]);
extern int sys_fstat(int fd, struct stat *buf);

WRAP_ERRNO_DEF(int, read, (int fildes, void *buf, size_t nbyte), (fildes, buf, nbyte))
WRAP_ERRNO_DEF(int, write, (int fildes, const void *buf, size_t nbyte), (fildes, buf, nbyte))
// WRAP_ERRNO_DEF(int, write, (int fildes, const void *buf, size_t nbyte), (fildes, buf, nbyte))
WRAP_ERRNO_DEF(int, close, (int fildes), (fildes))
WRAP_ERRNO_DEF(int, ftruncate, (int fildes, off_t length), (fildes, length))
WRAP_ERRNO_DEF(off_t, lseek, (int fildes, off_t offset, int whence), (fildes, offset, whence))
Expand All @@ -49,6 +51,17 @@ WRAP_ERRNO_DEF(int, dup2, (int fildes, int fildes2), (fildes, fildes2))
// WRAP_ERRNO_DEF(int, fstat, (int fd, struct stat *buf), (fd, buf))


int write(int fildes, const void *buf, size_t nbyte)
{
int err;

if ((err = sys_write(fildes, buf, nbyte)) == -EPIPE)
raise(SIGPIPE);

return SET_ERRNO(err);
}


int pipe(int fildes[2])
{
int err;
Expand Down