Lemon update 2010-02-15 00:01:04 on branch lemon-update-2010

- Removed the 80-char line formatting for ErrorMsg(), on dhr's suggestion. (user: icculus)
This commit is contained in:
Randy Heit 2016-03-20 09:53:54 -05:00
parent 2e8d5e763b
commit 031cebb138

View file

@ -1332,81 +1332,26 @@ void Configlist_eat(struct config *cfp)
** Code for printing error message.
*/
/* Find a good place to break "msg" so that its length is at least "min"
** but no more than "max". Make the point as close to max as possible.
*/
static int findbreak(char *msg, int min, int max)
{
int i,spot;
char c;
for(i=spot=min; i<=max; i++){
c = msg[i];
if( c=='\t' ) msg[i] = ' ';
if( c=='\n' ){ msg[i] = ' '; spot = i; break; }
if( c==0 ){ spot = i; break; }
if( c=='-' && i<max-1 ) spot = i+1;
if( c==' ' ) spot = i;
}
return spot;
}
/*
** The error message is split across multiple lines if necessary. The
** splits occur at a space, if there is a space available near the end
** of the line.
*/
#define ERRMSGSIZE 10000 /* Hope this is big enough. No way to error check */
#if _MSC_VER
#define LINEWIDTH 10000 /* Max width of any output line */
#else
#define LINEWIDTH 79 /* Max width of any output line */
#endif
#define PREFIXLIMIT 3000 /* Max width of the prefix on each line */
void ErrorMsg(const char *filename, int lineno, const char *format, ...){
char errmsg[ERRMSGSIZE];
char prefix[PREFIXLIMIT+10];
size_t errmsgsize;
size_t prefixsize;
size_t availablewidth;
va_list ap;
int end, restart, base;
va_start(ap, format);
/* Prepare a prefix to be prepended to every output line */
#if _MSC_VER
if( lineno>0 ){
sprintf(prefix,"%.*s(%d) : error : ",PREFIXLIMIT-10,filename,lineno);
fprintf(stderr,"%s(%d) : error : ",filename,lineno);
}else{
sprintf(prefix,"%.*s : error : ",PREFIXLIMIT-10,filename);
fprintf(stderr,"%s : error : ",filename);
}
#else
if( lineno>0 ){
sprintf(prefix,"%.*s:%d: ",PREFIXLIMIT-10,filename,lineno);
fprintf(stderr,"%s:%d: ",filename,lineno);
}else{
sprintf(prefix,"%.*s: ",PREFIXLIMIT-10,filename);
fprintf(stderr,"%s: ",filename);
}
#endif
prefixsize = lemonStrlen(prefix);
availablewidth = LINEWIDTH - prefixsize;
/* Generate the error message */
vsprintf(errmsg,format,ap);
va_start(ap, format);
vfprintf(stderr,format,ap);
va_end(ap);
errmsgsize = lemonStrlen(errmsg);
/* Remove trailing '\n's from the error message. */
while( errmsgsize>0 && errmsg[errmsgsize-1]=='\n' ){
errmsg[--errmsgsize] = 0;
}
/* Print the error message */
base = 0;
while( errmsg[base]!=0 ){
end = restart = findbreak(&errmsg[base],0,availablewidth);
restart += base;
while( errmsg[restart]==' ' ) restart++;
fprintf(stdout,"%s%.*s\n",prefix,end,&errmsg[base]);
base = restart;
}
fprintf(stderr, "\n");
}
/**************** From the file "main.c" ************************************/
/*