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59 lines
1.6 KiB
59 lines
1.6 KiB
// |
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// Copyright (C) 2012 The Android Open Source Project |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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// |
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// This is a simple program used to test interaction with update_engine when |
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// executing other programs. This program receives pre-programmed actions in the |
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// command line and executes them in order. |
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#include <errno.h> |
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#include <stdlib.h> |
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#include <sys/stat.h> |
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#include <sys/types.h> |
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#include <unistd.h> |
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#include <string> |
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#define EX_USAGE_ERROR 100 |
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void usage(const char* program, const char* error) { |
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if (error) |
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fprintf(stderr, "ERROR: %s\n", error); |
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fprintf(stderr, "Usage: %s <cmd> [args..]\n", program); |
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exit(EX_USAGE_ERROR); |
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} |
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int main(int argc, char** argv, char** envp) { |
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if (argc < 2) |
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usage(argv[0], "No command passed"); |
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std::string cmd(argv[1]); |
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if (cmd == "fstat") { |
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// Call fstat on the passed file descriptor number |
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if (argc < 3) |
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usage(argv[0], "No fd passed to fstat"); |
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int fd = atoi(argv[2]); |
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struct stat buf; |
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int rc = fstat(fd, &buf); |
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if (rc < 0) { |
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int ret = errno; |
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perror("fstat"); |
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return ret; |
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} |
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return 0; |
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} |
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usage(argv[0], "Unknown command"); |
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}
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