#include <stdio.h>
#include <stdlib.h>
+#include <string.h>
#include <sys/types.h>
#include "linebuffer.h"
#include "unlocked-io.h"
void
initbuffer (struct linebuffer *linebuffer)
{
- linebuffer->length = 0;
- linebuffer->size = 200;
- linebuffer->buffer = xmalloc (linebuffer->size);
+ memset (linebuffer, 0, sizeof *linebuffer);
}
/* Read an arbitrarily long line of text from STREAM into LINEBUFFER.
}
if (p == end)
{
- linebuffer->size *= 2;
- buffer = xrealloc (buffer, linebuffer->size);
- p = p - linebuffer->buffer + buffer;
+ size_t oldsize = linebuffer->size;
+ buffer = x2realloc (buffer, &linebuffer->size);
+ p = buffer + oldsize;
linebuffer->buffer = buffer;
end = buffer + linebuffer->size;
}
return linebuffer;
}
-/* Free linebuffer LINEBUFFER and its data, all allocated with malloc. */
+/* Free the buffer that was allocated for linebuffer LINEBUFFER. */
void
freebuffer (struct linebuffer *linebuffer)
{
free (linebuffer->buffer);
- free (linebuffer);
}