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-rw-r--r--loc.c21
1 files changed, 15 insertions, 6 deletions
diff --git a/loc.c b/loc.c
index 8c49152..dc47107 100644
--- a/loc.c
+++ b/loc.c
@@ -21,7 +21,7 @@ struct result {
static void
usage(void)
{
- fprintf(stderr, "usage: %s [file] ...\n", argv0);
+ fprintf(stderr, "usage: %s [-s] [file] ...\n", argv0);
exit(1);
}
@@ -140,11 +140,15 @@ zuwidth(size_t num)
int
main(int argc, char *argv[])
{
- ssize_t n;
+ ssize_t n, total = 0;
struct result *res;
int i, fd, maxleft = 0, maxright = 0, maxwidth, left, right, ret = 0;
+ int sum_only = 0;
ARGBEGIN {
+ case 's':
+ sum_only = 1;
+ break;
default:
usage();
} ARGEND;
@@ -181,12 +185,17 @@ main(int argc, char *argv[])
}
}
maxwidth = maxleft + maxright;
- for (i = 0; i < argc; i++)
- if (res[i].n < 0)
+ for (i = 0; i < argc; i++) {
+ if (res[i].n < 0) {
ret = 1;
- else
- printf("%s:%*s %zi\n", argv[i], maxwidth - res[i].width, "", res[i].n);
+ } else {
+ if (!sum_only)
+ printf("%s:%*s %zi\n", argv[i], maxwidth - res[i].width, "", res[i].n);
+ total += res[i].n;
+ }
+ }
free(res);
+ printf("%zi\n", total);
}
if (fflush(stdin) || ferror(stdin) || fclose(stdin))