-#define LZMA_BASE_SIZE 1846
-#define LZMA_LIT_SIZE 768
-
-#define LZMA_NUM_POS_BITS_MAX 4
-
-#define LZMA_LEN_NUM_LOW_BITS 3
-#define LZMA_LEN_NUM_MID_BITS 3
-#define LZMA_LEN_NUM_HIGH_BITS 8
-
-#define LZMA_LEN_CHOICE 0
-#define LZMA_LEN_CHOICE_2 (LZMA_LEN_CHOICE + 1)
-#define LZMA_LEN_LOW (LZMA_LEN_CHOICE_2 + 1)
-#define LZMA_LEN_MID (LZMA_LEN_LOW \
- + (1 << (LZMA_NUM_POS_BITS_MAX + LZMA_LEN_NUM_LOW_BITS)))
-#define LZMA_LEN_HIGH (LZMA_LEN_MID \
- +(1 << (LZMA_NUM_POS_BITS_MAX + LZMA_LEN_NUM_MID_BITS)))
-#define LZMA_NUM_LEN_PROBS (LZMA_LEN_HIGH + (1 << LZMA_LEN_NUM_HIGH_BITS))
-
-#define LZMA_NUM_STATES 12
-#define LZMA_NUM_LIT_STATES 7
-
-#define LZMA_START_POS_MODEL_INDEX 4
-#define LZMA_END_POS_MODEL_INDEX 14
-#define LZMA_NUM_FULL_DISTANCES (1 << (LZMA_END_POS_MODEL_INDEX >> 1))
-
-#define LZMA_NUM_POS_SLOT_BITS 6
-#define LZMA_NUM_LEN_TO_POS_STATES 4
-
-#define LZMA_NUM_ALIGN_BITS 4
-
-#define LZMA_MATCH_MIN_LEN 2
-
-#define LZMA_IS_MATCH 0
-#define LZMA_IS_REP (LZMA_IS_MATCH + (LZMA_NUM_STATES <<LZMA_NUM_POS_BITS_MAX))
-#define LZMA_IS_REP_G0 (LZMA_IS_REP + LZMA_NUM_STATES)
-#define LZMA_IS_REP_G1 (LZMA_IS_REP_G0 + LZMA_NUM_STATES)
-#define LZMA_IS_REP_G2 (LZMA_IS_REP_G1 + LZMA_NUM_STATES)
-#define LZMA_IS_REP_0_LONG (LZMA_IS_REP_G2 + LZMA_NUM_STATES)
-#define LZMA_POS_SLOT (LZMA_IS_REP_0_LONG \
- + (LZMA_NUM_STATES << LZMA_NUM_POS_BITS_MAX))
-#define LZMA_SPEC_POS (LZMA_POS_SLOT \
- +(LZMA_NUM_LEN_TO_POS_STATES << LZMA_NUM_POS_SLOT_BITS))
-#define LZMA_ALIGN (LZMA_SPEC_POS \
- + LZMA_NUM_FULL_DISTANCES - LZMA_END_POS_MODEL_INDEX)
-#define LZMA_LEN_CODER (LZMA_ALIGN + (1 << LZMA_NUM_ALIGN_BITS))
-#define LZMA_REP_LEN_CODER (LZMA_LEN_CODER + LZMA_NUM_LEN_PROBS)
-#define LZMA_LITERAL (LZMA_REP_LEN_CODER + LZMA_NUM_LEN_PROBS)
-
-
-int unlzma(int src_fd, int dst_fd)
+/* #defines will force compiler to compute/optimize each one with each usage.
+ * Have heart and use enum instead. */
+enum {
+ LZMA_BASE_SIZE = 1846,
+ LZMA_LIT_SIZE = 768,
+
+ LZMA_NUM_POS_BITS_MAX = 4,
+
+ LZMA_LEN_NUM_LOW_BITS = 3,
+ LZMA_LEN_NUM_MID_BITS = 3,
+ LZMA_LEN_NUM_HIGH_BITS = 8,
+
+ LZMA_LEN_CHOICE = 0,
+ LZMA_LEN_CHOICE_2 = (LZMA_LEN_CHOICE + 1),
+ LZMA_LEN_LOW = (LZMA_LEN_CHOICE_2 + 1),
+ LZMA_LEN_MID = (LZMA_LEN_LOW \
+ + (1 << (LZMA_NUM_POS_BITS_MAX + LZMA_LEN_NUM_LOW_BITS))),
+ LZMA_LEN_HIGH = (LZMA_LEN_MID \
+ + (1 << (LZMA_NUM_POS_BITS_MAX + LZMA_LEN_NUM_MID_BITS))),
+ LZMA_NUM_LEN_PROBS = (LZMA_LEN_HIGH + (1 << LZMA_LEN_NUM_HIGH_BITS)),
+
+ LZMA_NUM_STATES = 12,
+ LZMA_NUM_LIT_STATES = 7,
+
+ LZMA_START_POS_MODEL_INDEX = 4,
+ LZMA_END_POS_MODEL_INDEX = 14,
+ LZMA_NUM_FULL_DISTANCES = (1 << (LZMA_END_POS_MODEL_INDEX >> 1)),
+
+ LZMA_NUM_POS_SLOT_BITS = 6,
+ LZMA_NUM_LEN_TO_POS_STATES = 4,
+
+ LZMA_NUM_ALIGN_BITS = 4,
+
+ LZMA_MATCH_MIN_LEN = 2,
+
+ LZMA_IS_MATCH = 0,
+ LZMA_IS_REP = (LZMA_IS_MATCH + (LZMA_NUM_STATES << LZMA_NUM_POS_BITS_MAX)),
+ LZMA_IS_REP_G0 = (LZMA_IS_REP + LZMA_NUM_STATES),
+ LZMA_IS_REP_G1 = (LZMA_IS_REP_G0 + LZMA_NUM_STATES),
+ LZMA_IS_REP_G2 = (LZMA_IS_REP_G1 + LZMA_NUM_STATES),
+ LZMA_IS_REP_0_LONG = (LZMA_IS_REP_G2 + LZMA_NUM_STATES),
+ LZMA_POS_SLOT = (LZMA_IS_REP_0_LONG \
+ + (LZMA_NUM_STATES << LZMA_NUM_POS_BITS_MAX)),
+ LZMA_SPEC_POS = (LZMA_POS_SLOT \
+ + (LZMA_NUM_LEN_TO_POS_STATES << LZMA_NUM_POS_SLOT_BITS)),
+ LZMA_ALIGN = (LZMA_SPEC_POS \
+ + LZMA_NUM_FULL_DISTANCES - LZMA_END_POS_MODEL_INDEX),
+ LZMA_LEN_CODER = (LZMA_ALIGN + (1 << LZMA_NUM_ALIGN_BITS)),
+ LZMA_REP_LEN_CODER = (LZMA_LEN_CODER + LZMA_NUM_LEN_PROBS),
+ LZMA_LITERAL = (LZMA_REP_LEN_CODER + LZMA_NUM_LEN_PROBS),
+};
+
+
+USE_DESKTOP(long long) int
+unlzma(int src_fd, int dst_fd)