table of contents
buffer_init(3) | Library Functions Manual | buffer_init(3) |
NAME¶
buffer_init - initialize buffer structureSYNTAX¶
#include <buffer.h>ssize_t (* op)(int,char*,size_t),
int fd, char* y, size_t ylen);
DESCRIPTION¶
buffer_init prepares b to store a string in y[0], y[1], ..., y[ylen-1]. Initially the string is empty.buffer b = BUFFER_INIT(op,fd,y,ylen);
EXAMPLE¶
#include <buffer.h>
#include <open.h>
char buf[4096];
int fd=open_read("/etc/services");
buffer input;
if (fd>=0) {
char x;
buffer_init(&input,read,fd,buf,sizeof buf);
while (buffer_get(&input,&x,1)==1) {
buffer_put(buffer_1,&x,1);
if (x=='\n') break;
}
buffer_flush(buffer_1);
}