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author | Kartik Agaram <vc@akkartik.com> | 2018-07-16 09:59:10 -0700 |
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committer | Kartik Agaram <vc@akkartik.com> | 2018-07-16 09:59:10 -0700 |
commit | aa7e1d0ffd243c123a67721304a6653d3cb5fa39 (patch) | |
tree | a0f1147069a214e483aa7592b777cc3bb5f95798 | |
parent | 984a109050f3491e05dae1299cf3ecf35253ed49 (diff) | |
download | mu-aa7e1d0ffd243c123a67721304a6653d3cb5fa39.tar.gz |
4354
-rw-r--r-- | subx/021translate.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/subx/021translate.cc b/subx/021translate.cc index f9da5f19..4cecb030 100644 --- a/subx/021translate.cc +++ b/subx/021translate.cc @@ -12,6 +12,10 @@ if (is_equal(argv[1], "translate")) { assert(argc > 3); program p; ifstream fin(argv[2]); + if (!fin) { + cerr << "could not open " << argv[2] << '\n'; + return 1; + } parse(fin, p); if (trace_contains_errors()) return 1; transform(p); |