luboslenco
106 lines
2.6 KiB
C
106 lines
2.6 KiB
C
#include "stdio.h"
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#define STB_SPRINTF_IMPLEMENTATION
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#include "stb_sprintf.h"
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#ifdef IRON_WASM
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__attribute__((import_module("imports"), import_name("js_printf"))) void js_printf(const char *format);
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__attribute__((import_module("imports"), import_name("js_fopen"))) FILE *js_fopen(const char *filename);
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__attribute__((import_module("imports"), import_name("js_ftell"))) long int js_ftell(FILE *stream);
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__attribute__((import_module("imports"), import_name("js_fseek"))) int js_fseek(FILE *stream, long int offset, int origin);
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__attribute__((import_module("imports"), import_name("js_fread"))) size_t js_fread(void *ptr, size_t size, size_t count, FILE *stream);
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__attribute__((import_module("imports"), import_name("js_fwrite"))) size_t js_fwrite(void *ptr, size_t size, size_t count, FILE *stream);
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#endif
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FILE *stdout = NULL, *stderr = NULL;
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int printf(const char *format, ...) {
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char buf[1024];
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va_list args;
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va_start(args, format);
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int ret = stbsp_vsnprintf(buf, sizeof(buf), format, args);
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va_end(args);
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#ifdef IRON_WASM
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js_printf(buf);
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#endif
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return ret;
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}
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int fprintf(FILE *stream, const char *format, ...) {
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char buf[1024];
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va_list args;
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va_start(args, format);
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int ret = stbsp_vsnprintf(buf, sizeof(buf), format, args);
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va_end(args);
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#ifdef IRON_WASM
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js_printf(buf);
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#endif
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return ret;
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}
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int sprintf(char *s, const char *format, ...) {
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va_list args;
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va_start(args, format);
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int ret = stbsp_vsprintf(s, format, args);
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va_end(args);
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return ret;
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}
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int snprintf(char *s, size_t n, const char *format, ...) {
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va_list args;
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va_start(args, format);
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int ret = stbsp_vsnprintf(s, (int)n, format, args);
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va_end(args);
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return ret;
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}
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int vsnprintf(char *s, size_t n, const char *format, va_list arg) {
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return stbsp_vsnprintf(s, (int)n, format, arg);
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}
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size_t fwrite(const void *ptr, size_t size, size_t count, FILE *stream) {
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#ifdef IRON_WASM
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js_fwrite(ptr, size, count, stream);
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#endif
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return 0;
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}
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FILE *fopen(const char *filename, const char *mode) {
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#ifdef IRON_WASM
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return js_fopen(filename);
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#endif
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return NULL;
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}
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int fclose(FILE *stream) {
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return 0;
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}
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long int ftell(FILE *stream) {
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#ifdef IRON_WASM
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return js_ftell(stream);
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#endif
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return 0;
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}
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int fseek(FILE *stream, long int offset, int origin) {
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#ifdef IRON_WASM
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return js_fseek(stream, offset, origin);
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#endif
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return 0;
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}
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size_t fread(void *ptr, size_t size, size_t count, FILE *stream) {
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#ifdef IRON_WASM
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return js_fread(ptr, size, count, stream);
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#endif
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return 0;
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}
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int fputs(const char *str, FILE *stream) {
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return 0;
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}
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int puts(char *str) {
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return 0;
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}
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