Copied from SVN revision 4710 and adapted to Git.

[samtools.git] / kstring.h

diff --git a/kstring.h b/kstring.h
index f4e5a99df5b03364166338e55799edbc41b1cae4..925117a38646ab4c1b82db01e46091f9e073eefd 100644 (file)
--- a/kstring.h
+++ b/kstring.h
@@ -58,6 +58,40 @@ static inline int kputc(int c, kstring_t *s)
        return c;
 }
 
+static inline int kputw(int c, kstring_t *s)
+{
+       char buf[16];
+       int l, x;
+       if (c == 0) return kputc('0', s);
+       for (l = 0, x = c < 0? -c : c; x > 0; x /= 10) buf[l++] = x%10 + '0';
+       if (c < 0) buf[l++] = '-';
+       if (s->l + l + 1 >= s->m) {
+               s->m = s->l + l + 2;
+               kroundup32(s->m);
+               s->s = (char*)realloc(s->s, s->m);
+       }
+       for (x = l - 1; x >= 0; --x) s->s[s->l++] = buf[x];
+       s->s[s->l] = 0;
+       return 0;
+}
+
+static inline int kputuw(unsigned c, kstring_t *s)
+{
+       char buf[16];
+       int l, i;
+       unsigned x;
+       if (c == 0) return kputc('0', s);
+       for (l = 0, x = c; x > 0; x /= 10) buf[l++] = x%10 + '0';
+       if (s->l + l + 1 >= s->m) {
+               s->m = s->l + l + 2;
+               kroundup32(s->m);
+               s->s = (char*)realloc(s->s, s->m);
+       }
+       for (i = l - 1; i >= 0; --i) s->s[s->l++] = buf[i];
+       s->s[s->l] = 0;
+       return 0;
+}
+
 static inline int *ksplit(kstring_t *s, int delimiter, int *n)
 {
        int max = 0, *offsets = 0;