diff options
Diffstat (limited to 'gold/target-select.cc')
| -rw-r--r-- | gold/target-select.cc | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/gold/target-select.cc b/gold/target-select.cc index b8a9f40..9370a87 100644 --- a/gold/target-select.cc +++ b/gold/target-select.cc @@ -22,9 +22,12 @@ #include "gold.h" +#include <cstdio> #include <cstring> #include "elfcpp.h" +#include "options.h" +#include "parameters.h" #include "target-select.h" namespace @@ -80,6 +83,18 @@ Target_selector::set_target() this->instantiated_target_ = this->do_instantiate_target(); } +// If we instantiated TARGET, return the corresponding BFD name. + +const char* +Target_selector::do_target_bfd_name(const Target* target) +{ + if (!this->is_our_target(target)) + return NULL; + const char* my_bfd_name = this->bfd_name(); + gold_assert(my_bfd_name != NULL); + return my_bfd_name; +} + // Find the target for an ELF file. Target* @@ -157,4 +172,46 @@ supported_emulation_names(std::vector<const char*>* names) p->supported_emulations(names); } +// Implement the --print-output-format option. + +void +print_output_format() +{ + if (!parameters->target_valid()) + { + // This case arises when --print-output-format is used with no + // input files. We need to come up with the right string to + // print based on the other options. If the user specified the + // format using a --oformat option, use that. That saves each + // target from having to remember the name that was used to + // select it. In other cases, we will just have to ask the + // target. + if (parameters->options().user_set_oformat()) + { + const char* bfd_name = parameters->options().oformat(); + Target* target = select_target_by_bfd_name(bfd_name); + if (target != NULL) + printf("%s\n", bfd_name); + else + gold_error(_("unrecognized output format %s"), bfd_name); + return; + } + + parameters_force_valid_target(); + } + + const Target* target = ¶meters->target(); + for (Target_selector* p = target_selectors; p != NULL; p = p->next()) + { + const char* bfd_name = p->target_bfd_name(target); + if (bfd_name != NULL) + { + printf("%s\n", bfd_name); + return; + } + } + + gold_unreachable(); +} + } // End namespace gold. |