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cat: accept - as an argument

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This commit is contained in:
K. Lange 2018-10-29 13:47:05 +09:00
parent d26129ce39
commit 8d5c2aeb5a
1 changed files with 4 additions and 0 deletions
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4
apps/cat.c
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@ -36,6 +36,10 @@ int main(int argc, char ** argv) {
}
for (int i = 1; i < argc; ++i) {
if (!strcmp(argv[i],"-")) {
doit(0);
continue;
}
int fd = open(argv[i], O_RDONLY);
if (fd < 0) {
fprintf(stderr, "%s: %s: %s\n", argv[0], argv[i], strerror(errno));