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tsort style fixes

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getline() cannot return 0 so no need to guard against that.
This commit is contained in:
sin 2016-02-24 15:56:39 +00:00
parent 102baab4c4
commit 9a2b8d3531
1 changed files with 5 additions and 7 deletions
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8
tsort.c
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@ -6,9 +6,7 @@
#include "util.h" #include "util.h"
#define WHITE 0 enum { WHITE = 0, GREY, BLACK };
#define GREY 1
#define BLACK 2
struct vertex; struct vertex;
@ -104,8 +102,8 @@ load_graph(FILE *fp)
struct vertex *from = 0; struct vertex *from = 0;
while ((len = getline(&line, &size, fp)) != -1) { while ((len = getline(&line, &size, fp)) != -1) {
if (len && line[len - 1] == '\n') if (line[len - 1] == '\n')
line[len - 1] = 0; line[--len] = 0;
for (p = line; p;) { for (p = line; p;) {
SKIP(name, p, isspace); SKIP(name, p, isspace);
if (!*name) if (!*name)