refactor strnum
This commit is contained in:
6
fold.c
6
fold.c
@@ -16,7 +16,7 @@ static bool sflag = false;
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int
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main(int argc, char *argv[])
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{
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char c, *end;
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char c;
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long width = 80;
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FILE *fp;
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@@ -29,9 +29,7 @@ main(int argc, char *argv[])
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sflag = true;
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break;
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case 'w':
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width = strtol(optarg, &end, 0);
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if(*end != '\0')
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eprintf("%s: not a number\n", optarg);
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width = strnum(optarg, 0);
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break;
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default:
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exit(EXIT_FAILURE);
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