1 #include <assert.h> 2 #include <stddef.h> 3 #include <stdio.h> 4 #include <stdlib.h> 5 #include <string.h> 6 7 #include "config.h" 8 #include "json.h" 9 #include "json_tokener.h" 10 #include "snprintf_compat.h" 11 12 #ifdef HAVE_LOCALE_H 13 #include <locale.h> 14 #endif /* HAVE_LOCALE_H */ 15 #ifdef HAVE_XLOCALE_H 16 #include <xlocale.h> 17 #endif 18 19 int main(int argc, char **argv) 20 { 21 json_object *new_obj; 22 #ifdef HAVE_SETLOCALE 23 setlocale(LC_NUMERIC, "de_DE"); 24 #else 25 printf("No locale\n"); 26 #endif 27 28 char buf1[10], buf2[10]; 29 // Should result in "0,1", if the locale is installed. 30 // Regardless of what it generates, we check that it's 31 // consistent below. 32 (void)snprintf(buf1, sizeof(buf1), "%f", 0.1); 33 34 MC_SET_DEBUG(1); 35 36 new_obj = json_tokener_parse("[1.2,3.4,123456.78,5.0,2.3e10]"); 37 38 (void)snprintf(buf2, sizeof(buf2), "%f", 0.1); 39 if (strcmp(buf1, buf2) != 0) 40 printf("ERROR: Original locale not restored \"%s\" != \"%s\"", buf1, buf2); 41 42 #ifdef HAVE_SETLOCALE 43 setlocale(LC_NUMERIC, "C"); 44 #endif 45 46 // Explicitly print each value, to avoid having the "special" 47 // serialization done for parsed doubles simply re-emit the original 48 // string that was parsed. (see json_object_new_double_s()) 49 printf("new_obj.to_string()=["); 50 unsigned int ii; 51 for (ii = 0; ii < json_object_array_length(new_obj); ii++) 52 { 53 json_object *val = json_object_array_get_idx(new_obj, ii); 54 printf("%s%.2lf", (ii > 0) ? "," : "", json_object_get_double(val)); 55 } 56 printf("]\n"); 57 58 printf("new_obj.to_string()=%s\n", 59 json_object_to_json_string_ext(new_obj, JSON_C_TO_STRING_NOZERO)); 60 json_object_put(new_obj); 61 62 return 0; 63 } 64
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