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--- diff.c.orig 1991-11-12 20:31:26 UTC
+++ diff.c
@@ -11,7 +11,7 @@ char diff[] = DIFF;
char diffh[] = DIFFH;
char pr[] = PR;
-main(argc, argv)
+int main(argc, argv)
int argc;
char **argv;
{
@@ -162,23 +162,24 @@ savestr(cp)
return (dp);
}
-min(a,b)
+int min(a,b)
int a,b;
{
return (a < b ? a : b);
}
-max(a,b)
+int max(a,b)
int a,b;
{
return (a > b ? a : b);
}
+sig_t
done()
{
- if (tempfile)
+ if (tempfile[0])
unlink(tempfile);
exit(status);
}
@@ -191,6 +192,7 @@ talloc(n)
if ((p = malloc((unsigned)n)) != NULL)
return(p);
noroom();
+ return NULL;
}
char *
@@ -198,14 +200,13 @@ ralloc(p,n)
char *p;
{
register char *q;
- char *realloc();
if ((q = realloc(p, (unsigned)n)) == NULL)
noroom();
return(q);
}
-noroom()
+void noroom()
{
fprintf(stderr, "diff: files too big, try -h\n");
done();
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