Apply qbs changes

cutils.c

@@ -166,8 +166,7 @@ int dbuf_putstr(DynBuf *s, const char *str)
     return dbuf_put(s, (const uint8_t *)str, strlen(str));
 }
 
-int __attribute__((format(printf, 2, 3))) dbuf_printf(DynBuf *s,
-                                                      const char *fmt, ...)
+int FORMAT_ATTR(2, 3) dbuf_printf(DynBuf *s, const char *fmt, ...)
 {
     va_list ap;
     char buf[128];

cutils.h

@@ -29,11 +29,30 @@
 #include <string.h>
 #include <inttypes.h>
 
+#if defined(_MSC_VER)
+#include <BaseTsd.h>
+typedef SSIZE_T ssize_t;
+#else
+#include <sys/types.h>
+#endif
+
+#ifdef __GNUC__
 #define likely(x)       __builtin_expect(!!(x), 1)
 #define unlikely(x)     __builtin_expect(!!(x), 0)
 #define force_inline inline __attribute__((always_inline))
 #define no_inline __attribute__((noinline))
 #define __maybe_unused __attribute__((unused))
+#else
+#define likely(x) (x)
+#define unlikely(x) (x)
+#define force_inline
+#define no_inline
+#define __maybe_unused
+#endif
+
+#ifdef _MSC_VER
+#define alloca _alloca
+#endif
 
 #define xglue(x, y) x ## y
 #define glue(x, y) xglue(x, y)
@@ -128,38 +147,54 @@ static inline int64_t min_int64(int64_t a, int64_t b)
 /* WARNING: undefined if a = 0 */
 static inline int clz32(unsigned int a)
 {
+#ifdef _MSC_VER
+    return (int) __lzcnt(a);
+#else
     return __builtin_clz(a);
+#endif
 }
 
 /* WARNING: undefined if a = 0 */
 static inline int clz64(uint64_t a)
 {
+#ifdef _MSC_VER
+    return (int) __lzcnt64(a);
+#else
     return __builtin_clzll(a);
+#endif
 }
 
 /* WARNING: undefined if a = 0 */
 static inline int ctz32(unsigned int a)
 {
+#ifdef _MSC_VER
+    return (int) _tzcnt_u32(a);
+#else
     return __builtin_ctz(a);
+#endif
 }
 
 /* WARNING: undefined if a = 0 */
 static inline int ctz64(uint64_t a)
 {
+#ifdef _MSC_VER
+    return (int) _tzcnt_u64(a);
+#else
     return __builtin_ctzll(a);
+#endif
 }
 
-struct __attribute__((packed)) packed_u64 {
+#pragma pack(push, 1)
+struct packed_u64 {
     uint64_t v;
 };
-
-struct __attribute__((packed)) packed_u32 {
+struct packed_u32 {
     uint32_t v;
 };
-
-struct __attribute__((packed)) packed_u16 {
+struct packed_u16 {
     uint16_t v;
 };
+#pragma pack(pop)
 
 static inline uint64_t get_u64(const uint8_t *tab)
 {
@@ -282,8 +317,15 @@ static inline int dbuf_put_u64(DynBuf *s, uint64_t val)
 {
     return dbuf_put(s, (uint8_t *)&val, 8);
 }
-int __attribute__((format(printf, 2, 3))) dbuf_printf(DynBuf *s,
-                                                      const char *fmt, ...);
+
+#ifdef __GNUC__
+#define FORMAT_ATTR(x, y) __attribute__((format(printf, x, y)))
+#else
+#define FORMAT_ATTR(x, y)
+#endif
+
+int FORMAT_ATTR(2, 3) dbuf_printf(DynBuf *s, const char *fmt, ...);
+
 void dbuf_free(DynBuf *s);
 static inline BOOL dbuf_error(DynBuf *s) {
     return s->error;

libbf.c

@@ -37,12 +37,10 @@
 
 /* enable it to check the multiplication result */
 //#define USE_MUL_CHECK
-#ifdef CONFIG_BIGNUM
 /* enable it to use FFT/NTT multiplication */
 #define USE_FFT_MUL
 /* enable decimal floating point support */
 #define USE_BF_DEC
-#endif
 
 //#define inline __attribute__((always_inline))
 
@@ -5499,6 +5497,7 @@ static inline limb_t fast_udiv(limb_t a, const FastDivData *s)
     return (t1 + t0) >> s->shift2;
 }
 
+#endif // USE_BF_DEC
 /* contains 10^i */
 const limb_t mp_pow_dec[LIMB_DIGITS + 1] = {
     1U,
@@ -5524,6 +5523,7 @@ const limb_t mp_pow_dec[LIMB_DIGITS + 1] = {
     10000000000000000000U,
 #endif
 };
+#ifdef USE_BF_DEC
 
 /* precomputed from fast_udiv_init(10^i) */
 static const FastDivData mp_pow_div[LIMB_DIGITS + 1] = {

libbf.h

@@ -1,6 +1,6 @@
 /*
  * Tiny arbitrary precision floating point library
- *
+ * 
  * Copyright (c) 2017-2021 Fabrice Bellard
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
@@ -27,6 +27,10 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #if defined(__SIZEOF_INT128__) && (INTPTR_MAX >= INT64_MAX)
 #define LIMB_LOG2_BITS 6
 #else
@@ -171,7 +175,7 @@ static inline bf_flags_t bf_set_exp_bits(int n)
 #define BF_ST_UNDERFLOW   (1 << 3)
 #define BF_ST_INEXACT     (1 << 4)
 /* indicate that a memory allocation error occured. NaN is returned */
-#define BF_ST_MEM_ERROR   (1 << 5)
+#define BF_ST_MEM_ERROR   (1 << 5) 
 
 #define BF_RADIX_MAX 36 /* maximum radix for bf_atof() and bf_ftoa() */
 
@@ -284,7 +288,7 @@ int bf_sub(bf_t *r, const bf_t *a, const bf_t *b, limb_t prec, bf_flags_t flags)
 int bf_add_si(bf_t *r, const bf_t *a, int64_t b1, limb_t prec, bf_flags_t flags);
 int bf_mul(bf_t *r, const bf_t *a, const bf_t *b, limb_t prec, bf_flags_t flags);
 int bf_mul_ui(bf_t *r, const bf_t *a, uint64_t b1, limb_t prec, bf_flags_t flags);
-int bf_mul_si(bf_t *r, const bf_t *a, int64_t b1, limb_t prec,
+int bf_mul_si(bf_t *r, const bf_t *a, int64_t b1, limb_t prec, 
               bf_flags_t flags);
 int bf_mul_2exp(bf_t *r, slimb_t e, limb_t prec, bf_flags_t flags);
 int bf_div(bf_t *r, const bf_t *a, const bf_t *b, limb_t prec, bf_flags_t flags);
@@ -341,12 +345,12 @@ int bf_mul_pow_radix(bf_t *r, const bf_t *T, limb_t radix,
 /* fractional format: prec digits after the decimal point rounded with
    (flags & BF_RND_MASK) */
 #define BF_FTOA_FORMAT_FRAC  (1 << 16)
-/* free format:
-
+/* free format: 
+   
    For binary radices with bf_ftoa() and for bfdec_ftoa(): use the minimum
    number of digits to represent 'a'. The precision and the rounding
    mode are ignored.
-
+   
    For the non binary radices with bf_ftoa(): use as many digits as
    necessary so that bf_atof() return the same number when using
    precision 'prec', rounding to nearest and the subnormal
@@ -373,7 +377,7 @@ char *bf_ftoa(size_t *plen, const bf_t *a, int radix, limb_t prec,
               bf_flags_t flags);
 
 /* modulo 2^n instead of saturation. NaN and infinity return 0 */
-#define BF_GET_INT_MOD (1 << 0)
+#define BF_GET_INT_MOD (1 << 0) 
 int bf_get_int32(int *pres, const bf_t *a, int flags);
 int bf_get_int64(int64_t *pres, const bf_t *a, int flags);
 int bf_get_uint64(uint64_t *pres, const bf_t *a);
@@ -387,10 +391,10 @@ int bf_normalize_and_round(bf_t *r, limb_t prec1, bf_flags_t flags);
 int bf_can_round(const bf_t *a, slimb_t prec, bf_rnd_t rnd_mode, slimb_t k);
 slimb_t bf_mul_log2_radix(slimb_t a1, unsigned int radix, int is_inv,
                           int is_ceil1);
-int mp_mul(bf_context_t *s, limb_t *result,
-           const limb_t *op1, limb_t op1_size,
+int mp_mul(bf_context_t *s, limb_t *result, 
+           const limb_t *op1, limb_t op1_size, 
            const limb_t *op2, limb_t op2_size);
-limb_t mp_add(limb_t *res, const limb_t *op1, const limb_t *op2,
+limb_t mp_add(limb_t *res, const limb_t *op1, const limb_t *op2, 
               limb_t n, limb_t carry);
 limb_t mp_add_ui(limb_t *tab, limb_t b, size_t n);
 int mp_sqrtrem(bf_context_t *s, limb_t *tabs, limb_t *taba, limb_t n);
@@ -532,4 +536,8 @@ static inline int bfdec_resize(bfdec_t *r, limb_t len)
 }
 int bfdec_normalize_and_round(bfdec_t *r, limb_t prec1, bf_flags_t flags);
 
+#ifdef __cplusplus
+} /* extern "C" { */
+#endif
+
 #endif /* LIBBF_H */

libregexp.c

@@ -372,7 +372,7 @@ static void re_emit_op_u16(REParseState *s, int op, uint32_t val)
     dbuf_put_u16(&s->byte_code, val);
 }
 
-static int __attribute__((format(printf, 2, 3))) re_parse_error(REParseState *s, const char *fmt, ...)
+static int FORMAT_ATTR(2, 3) re_parse_error(REParseState *s, const char *fmt, ...)
 {
     va_list ap;
     va_start(ap, fmt);