| File: | root/firefox-clang/obj-x86_64-pc-linux-gnu/toolkit/crashreporter/test/./../../../../toolkit/crashreporter/google-breakpad/src/processor/logging.cc |
| Warning: | line 64, column 15 Value stored to 'severity_string' during its initialization is never read |
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| 1 | // Copyright (c) 2007, Google Inc. |
| 2 | // All rights reserved. |
| 3 | // |
| 4 | // Redistribution and use in source and binary forms, with or without |
| 5 | // modification, are permitted provided that the following conditions are |
| 6 | // met: |
| 7 | // |
| 8 | // * Redistributions of source code must retain the above copyright |
| 9 | // notice, this list of conditions and the following disclaimer. |
| 10 | // * Redistributions in binary form must reproduce the above |
| 11 | // copyright notice, this list of conditions and the following disclaimer |
| 12 | // in the documentation and/or other materials provided with the |
| 13 | // distribution. |
| 14 | // * Neither the name of Google Inc. nor the names of its |
| 15 | // contributors may be used to endorse or promote products derived from |
| 16 | // this software without specific prior written permission. |
| 17 | // |
| 18 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 19 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 20 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 21 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 22 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 23 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 24 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 25 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 26 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 27 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 28 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 | |
| 30 | // logging.cc: Breakpad logging |
| 31 | // |
| 32 | // See logging.h for documentation. |
| 33 | // |
| 34 | // Author: Mark Mentovai |
| 35 | |
| 36 | #include <assert.h> |
| 37 | #include <errno(*__errno_location ()).h> |
| 38 | #include <string.h> |
| 39 | #include <time.h> |
| 40 | |
| 41 | #include <string> |
| 42 | |
| 43 | #include "common/stdio_wrapper.h" |
| 44 | #include "common/using_std_string.h" |
| 45 | #include "processor/logging.h" |
| 46 | #include "processor/pathname_stripper.h" |
| 47 | |
| 48 | namespace google_breakpad { |
| 49 | |
| 50 | LogStream::LogStream(std::ostream &stream, Severity severity, |
| 51 | const char *file, int line) |
| 52 | : stream_(stream) { |
| 53 | time_t clock; |
| 54 | time(&clock); |
| 55 | struct tm tm_struct; |
| 56 | #ifdef _WIN32 |
| 57 | localtime_s(&tm_struct, &clock); |
| 58 | #else |
| 59 | localtime_r(&clock, &tm_struct); |
| 60 | #endif |
| 61 | char time_string[20]; |
| 62 | strftime(time_string, sizeof(time_string), "%Y-%m-%d %H:%M:%S", &tm_struct); |
| 63 | |
| 64 | const char *severity_string = "UNKNOWN_SEVERITY"; |
Value stored to 'severity_string' during its initialization is never read | |
| 65 | switch (severity) { |
| 66 | case SEVERITY_INFO: |
| 67 | severity_string = "INFO"; |
| 68 | break; |
| 69 | case SEVERITY_ERROR: |
| 70 | severity_string = "ERROR"; |
| 71 | break; |
| 72 | case SEVERITY_CRITICAL: |
| 73 | severity_string = "CRITICAL"; |
| 74 | break; |
| 75 | } |
| 76 | |
| 77 | stream_ << time_string << ": " << PathnameStripper::File(file) << ":" << |
| 78 | line << ": " << severity_string << ": "; |
| 79 | } |
| 80 | |
| 81 | LogStream::~LogStream() { |
| 82 | stream_ << std::endl; |
| 83 | } |
| 84 | |
| 85 | string HexString(uint32_t number) { |
| 86 | char buffer[11]; |
| 87 | snprintf(buffer, sizeof(buffer), "0x%x", number); |
| 88 | return string(buffer); |
| 89 | } |
| 90 | |
| 91 | string HexString(uint64_t number) { |
| 92 | char buffer[19]; |
| 93 | snprintf(buffer, sizeof(buffer), "0x%" PRIx64"l" "x", number); |
| 94 | return string(buffer); |
| 95 | } |
| 96 | |
| 97 | string HexString(int number) { |
| 98 | char buffer[19]; |
| 99 | snprintf(buffer, sizeof(buffer), "0x%x", number); |
| 100 | return string(buffer); |
| 101 | } |
| 102 | |
| 103 | int ErrnoString(string *error_string) { |
| 104 | assert(error_string)(static_cast <bool> (error_string) ? void (0) : __assert_fail ("error_string", __builtin_FILE (), __builtin_LINE (), __extension__ __PRETTY_FUNCTION__)); |
| 105 | |
| 106 | // strerror isn't necessarily thread-safe. strerror_r would be preferrable, |
| 107 | // but GNU libc uses a nonstandard strerror_r by default, which returns a |
| 108 | // char* (rather than an int success indicator) and doesn't necessarily |
| 109 | // use the supplied buffer. |
| 110 | error_string->assign(strerror(errno(*__errno_location ()))); |
| 111 | return errno(*__errno_location ()); |
| 112 | } |
| 113 | |
| 114 | } // namespace google_breakpad |