diff options
Diffstat (limited to 'gold/output.cc')
| -rw-r--r-- | gold/output.cc | 39 |
1 files changed, 23 insertions, 16 deletions
diff --git a/gold/output.cc b/gold/output.cc index 332aa2c..8aca916 100644 --- a/gold/output.cc +++ b/gold/output.cc @@ -2755,7 +2755,8 @@ Output_file::Output_file(const char* name) o_(-1), file_size_(0), base_(NULL), - map_is_anonymous_(false) + map_is_anonymous_(false), + is_temporary_(false) { } @@ -2780,19 +2781,22 @@ Output_file::open(off_t file_size) // to improve the odds for open(). // We let the name "-" mean "stdout" - if (strcmp(this->name_, "-") == 0) - this->o_ = STDOUT_FILENO; - else + if (!this->is_temporary_) { - struct stat s; - if (::stat(this->name_, &s) == 0 && s.st_size != 0) - unlink_if_ordinary(this->name_); - - int mode = parameters->output_is_object() ? 0666 : 0777; - int o = ::open(this->name_, O_RDWR | O_CREAT | O_TRUNC, mode); - if (o < 0) - gold_fatal(_("%s: open: %s"), this->name_, strerror(errno)); - this->o_ = o; + if (strcmp(this->name_, "-") == 0) + this->o_ = STDOUT_FILENO; + else + { + struct stat s; + if (::stat(this->name_, &s) == 0 && s.st_size != 0) + unlink_if_ordinary(this->name_); + + int mode = parameters->output_is_object() ? 0666 : 0777; + int o = ::open(this->name_, O_RDWR | O_CREAT | O_TRUNC, mode); + if (o < 0) + gold_fatal(_("%s: open: %s"), this->name_, strerror(errno)); + this->o_ = o; + } } this->map(); @@ -2837,7 +2841,8 @@ Output_file::map() struct stat statbuf; if (o == STDOUT_FILENO || o == STDERR_FILENO || ::fstat(o, &statbuf) != 0 - || !S_ISREG(statbuf.st_mode)) + || !S_ISREG(statbuf.st_mode) + || this->is_temporary_) { this->map_is_anonymous_ = true; base = ::mmap(NULL, this->file_size_, PROT_READ | PROT_WRITE, @@ -2878,7 +2883,7 @@ void Output_file::close() { // If the map isn't file-backed, we need to write it now. - if (this->map_is_anonymous_) + if (this->map_is_anonymous_ && !this->is_temporary_) { size_t bytes_to_write = this->file_size_; while (bytes_to_write > 0) @@ -2895,7 +2900,9 @@ Output_file::close() this->unmap(); // We don't close stdout or stderr - if (this->o_ != STDOUT_FILENO && this->o_ != STDERR_FILENO) + if (this->o_ != STDOUT_FILENO + && this->o_ != STDERR_FILENO + && !this->is_temporary_) if (::close(this->o_) < 0) gold_error(_("%s: close: %s"), this->name_, strerror(errno)); this->o_ = -1; |