lib/stringbuf.c

   1 #include "stringbuf.h"
   2
   3 int sbaddchar(StringBuf *buf, char c) {
   4   if(buf->len >= buf->capacity - 1)
   5     return 0;
   6
   7   buf->buf[buf->len++] = c;
   8
   9   return 1;
  10 }
  11
  12 int sbaddstr(StringBuf *buf, char *c) {
  13   int remaining = buf->capacity - buf->len - 1;
  14   char *p;
  15
  16   for(p=c;*p;p++) {
  17     if(remaining <= 0)
  18       return 0;
  19
  20     remaining--;
  21
  22     buf->buf[buf->len++] = *p;
  23   }
  24
  25   return 1;
  26 }
  27
  28 int sbterminate(StringBuf *buf) {
  29   if(buf->capacity - buf->len > 0) {
  30     buf->buf[buf->len] = '\0';
  31     return 1;
  32   }
  33   return 0;
  34 }