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4 * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved.
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29 #include "cx/printf.h"
34 #ifndef CX_PRINTF_SBO_SIZE
35 #define CX_PRINTF_SBO_SIZE 512
47 ret = cx_vfprintf(stream, wfc, fmt, ap);
58 char buf[CX_PRINTF_SBO_SIZE];
61 int ret = vsnprintf(buf, CX_PRINTF_SBO_SIZE, fmt, ap);
64 } else if (ret < CX_PRINTF_SBO_SIZE) {
65 return (int) wfc(buf, 1, ret, stream);
68 char *newbuf = malloc(len);
73 ret = vsnprintf(newbuf, len, fmt, ap2);
75 ret = (int) wfc(newbuf, 1, ret, stream);
82 cxmutstr cx_asprintf_a(
83 CxAllocator *allocator,
90 ret = cx_vasprintf_a(allocator, fmt, ap);
95 cxmutstr cx_vasprintf_a(
103 char buf[CX_PRINTF_SBO_SIZE];
106 int ret = vsnprintf(buf, CX_PRINTF_SBO_SIZE, fmt, ap);
107 if (ret > 0 && ret < CX_PRINTF_SBO_SIZE) {
108 s.ptr = cxMalloc(a, ret + 1);
110 s.length = (size_t) ret;
111 memcpy(s.ptr, buf, ret);
112 s.ptr[s.length] = '\0';
116 s.ptr = cxMalloc(a, len);
118 ret = vsnprintf(s.ptr, len, fmt, ap2);
123 s.length = (size_t) ret;