41 lines
774 B
C
41 lines
774 B
C
#include <stdio.h>
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#include <stdlib.h>
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#include <jansson.h>
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#define BUFFER_SIZE (256 * 1024)
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int main(int argc, char *argv[])
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{
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json_t *json;
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json_error_t error;
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int count;
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char buffer[BUFFER_SIZE];
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char *result;
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if(argc != 1) {
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fprintf(stderr, "usage: %s\n", argv[0]);
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return 2;
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}
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count = fread(buffer, 1, BUFFER_SIZE, stdin);
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if(count < 0 || count >= BUFFER_SIZE) {
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fprintf(stderr, "unable to read input\n");
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return 1;
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}
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buffer[count] = '\0';
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json = json_loads(buffer, &error);
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if(!json) {
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fprintf(stderr, "%d\n%s\n", error.line, error.text);
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return 1;
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}
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result = json_dumps(json, 0);
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json_decref(json);
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puts(result);
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free(result);
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return 0;
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}
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