-#define foo(arelt, stelt, size) \
- buf->stelt = strtol (hdr->arelt, &aloser, size); \
- if (aloser == hdr->arelt) return -1;
+#define foo(arelt, stelt, size) \
+ buf->stelt = strtol (hdr->arelt, &aloser, size); \
+ if (aloser == hdr->arelt) \
+ return -1;
+
+ /* Some platforms support special notations for large IDs. */
+#ifdef HPUX_LARGE_AR_IDS
+# define foo2(arelt, stelt, size) \
+ if (hdr->arelt[5] == ' ') \
+ { \
+ foo (arelt, stelt, size); \
+ } \
+ else \
+ { \
+ int cnt; \
+ for (buf->stelt = cnt = 0; cnt < 5; ++cnt) \
+ { \
+ if (hdr->arelt[cnt] < ' ' || hdr->arelt[cnt] > ' ' + 0x3f) \
+ return -1; \
+ buf->stelt <<= 6; \
+ buf->stelt += hdr->arelt[cnt] - ' '; \
+ } \
+ if (hdr->arelt[5] < '@' || hdr->arelt[5] > '@' + 3) \
+ return -1; \
+ buf->stelt <<= 2; \
+ buf->stelt += hdr->arelt[5] - '@'; \
+ }
+#else
+# define foo2(arelt, stelt, size) foo (arelt, stelt, size)
+#endif