use a bunch of if statements since it is a few bytes smaller than a switch; also use bb_xfopen() instead of fopen() so comm doesnt segfault when given non-existant files :(

This commit is contained in:
Mike Frysinger 2005-05-12 22:50:12 +00:00
parent b3a6ec3e62
commit dad4cf7e63

View File

@ -40,25 +40,21 @@ static int both;
/* writeline outputs the input given, appropriately aligned according to class */
static void writeline(char *line, int class)
{
switch (class) {
case 1:
if (!only_file_1)
if (class == 1 && !only_file_1)
return;
break;
case 2:
else if (class == 2) {
if (!only_file_2)
return;
if (only_file_1)
putchar('\t');
break;
case 3:
}
else if (class == 3) {
if (!both)
return;
if (only_file_1)
putchar('\t');
if (only_file_2)
putchar('\t');
break;
}
fputs(line, stdout);
}
@ -71,7 +67,7 @@ static int cmp_files(char **infiles)
int i = 0;
for (i = 0; i < 2; i++) {
streams[i] = (strcmp(infiles[i], "=") == 0 ? stdin : fopen(infiles[i], "r"));
streams[i] = (strcmp(infiles[i], "=") == 0 ? stdin : bb_xfopen(infiles[i], "r"));
fgets(thisline[i], 100, streams[i]);
}