cat(1) can now cat files.
This commit is contained in:
parent
013e11ca5e
commit
96d94d9597
|
@ -1,8 +1,41 @@
|
||||||
#include <stdio.h>
|
#include <stdio.h>
|
||||||
|
#include <unistd.h>
|
||||||
|
#include <fcntl.h>
|
||||||
#include <libmaxsi/sortix-keyboard.h>
|
#include <libmaxsi/sortix-keyboard.h>
|
||||||
|
|
||||||
|
int cat(int argc, char* argv[])
|
||||||
|
{
|
||||||
|
int result = 0;
|
||||||
|
|
||||||
|
for ( int i = 1; i < argc; i++ )
|
||||||
|
{
|
||||||
|
int fd = open(argv[i], O_RDONLY);
|
||||||
|
if ( fd < 0 ) { printf("%s: unable to open: %s\n", argv[0], argv[i]); result = 1; continue; }
|
||||||
|
|
||||||
|
do
|
||||||
|
{
|
||||||
|
const size_t BUFFER_SIZE = 255;
|
||||||
|
char buffer[BUFFER_SIZE+1];
|
||||||
|
ssize_t bytesread = read(fd, buffer, BUFFER_SIZE);
|
||||||
|
if ( bytesread == 0 ) { break; }
|
||||||
|
if ( bytesread < 0 ) { printf("%s: read failed: %s\n", argv[0], argv[i]); result = 1; break; }
|
||||||
|
buffer[bytesread] = 0;
|
||||||
|
printf("%s", buffer);
|
||||||
|
} while ( true );
|
||||||
|
|
||||||
|
close(fd);
|
||||||
|
}
|
||||||
|
|
||||||
|
return result;
|
||||||
|
}
|
||||||
|
|
||||||
int main(int argc, char* argv[])
|
int main(int argc, char* argv[])
|
||||||
{
|
{
|
||||||
|
if ( 1 < argc )
|
||||||
|
{
|
||||||
|
return cat(argc, argv);
|
||||||
|
}
|
||||||
|
|
||||||
bool lastwasesc = false;
|
bool lastwasesc = false;
|
||||||
|
|
||||||
while (true)
|
while (true)
|
||||||
|
|
Loading…
Reference in New Issue