diff --git a/cJSON.c b/cJSON.c index 0875fe62ce2c9a347d1dbb647d00de9db47a554f..da697eb8186e9ab9083aff23fbf8acf71c5aafeb 100644 --- a/cJSON.c +++ b/cJSON.c @@ -253,6 +253,15 @@ static const char *parse_string(cJSON *item,const char *str) static char *print_string_ptr(const char *str,printbuffer *p) { const char *ptr;char *ptr2,*out;int len=0,flag=0;unsigned char token; + + if (!str) + { + if (p) out=ensure(p,3); + else out=(char*)cJSON_malloc(3); + if (!out) return 0; + strcpy(out,"\"\""); + return out; + } for (ptr=str;*ptr;ptr++) flag|=((*ptr>0 && *ptr<32)||(*ptr=='\"')||(*ptr=='\\'))?1:0; if (!flag) @@ -268,14 +277,6 @@ static char *print_string_ptr(const char *str,printbuffer *p) return out; } - if (!str) - { - if (p) out=ensure(p,3); - else out=(char*)cJSON_malloc(3); - if (!out) return 0; - strcpy(out,"\"\""); - return out; - } ptr=str;while ((token=*ptr) && ++len) {if (strchr("\"\\\b\f\n\r\t",token)) len++; else if (token<32) len+=5;ptr++;} if (p) out=ensure(p,len+3);