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fix

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stmctommyau 2023-09-25 11:40:23 +08:00
parent d74170536c
commit 96dababb9c
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1 changed files with 1 additions and 1 deletions
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utils.h
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@ -35,7 +35,7 @@ char * welcome_message(void * ptr){ //cross compatible
if(!ptr){//if fp is NULL
return "><Welcome to the Student Union POS system><\n";
}
if(strlen(ptr)){// if ptr a string or file
if(((FILE*)ptr)!=stdout){// if ptr a string or stdout
sprintf(ptr,"><Welcome to the Student Union POS system><\n");//welcome message
}else{
fprintf(ptr,"><Welcome to the Student Union POS system><\n");//welcome message