diff options
Diffstat (limited to 'src/main.cpp')
| -rw-r--r-- | src/main.cpp | 127 |
1 files changed, 126 insertions, 1 deletions
diff --git a/src/main.cpp b/src/main.cpp index d7d2e3f4a..3ca024ed9 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -234,6 +234,8 @@ enum BuildFlagKind { BuildFlag_ShowMoreTimings, BuildFlag_ExportTimings, BuildFlag_ExportTimingsFile, + BuildFlag_ExportDependencies, + BuildFlag_ExportDependenciesFile, BuildFlag_ShowSystemCalls, BuildFlag_ThreadCount, BuildFlag_KeepTempFiles, @@ -318,7 +320,6 @@ enum BuildFlagKind { BuildFlag_Subsystem, #endif - BuildFlag_COUNT, }; @@ -425,6 +426,8 @@ gb_internal bool parse_build_flags(Array<String> args) { add_flag(&build_flags, BuildFlag_ShowMoreTimings, str_lit("show-more-timings"), BuildFlagParam_None, Command__does_check); add_flag(&build_flags, BuildFlag_ExportTimings, str_lit("export-timings"), BuildFlagParam_String, Command__does_check); add_flag(&build_flags, BuildFlag_ExportTimingsFile, str_lit("export-timings-file"), BuildFlagParam_String, Command__does_check); + add_flag(&build_flags, BuildFlag_ExportDependencies, str_lit("export-dependencies"), BuildFlagParam_String, Command__does_build); + add_flag(&build_flags, BuildFlag_ExportDependenciesFile, str_lit("export-dependencies-file"), BuildFlagParam_String, Command__does_build); add_flag(&build_flags, BuildFlag_ShowUnused, str_lit("show-unused"), BuildFlagParam_None, Command_check); add_flag(&build_flags, BuildFlag_ShowUnusedWithLocation, str_lit("show-unused-with-location"), BuildFlagParam_None, Command_check); add_flag(&build_flags, BuildFlag_ShowSystemCalls, str_lit("show-system-calls"), BuildFlagParam_None, Command_all); @@ -749,6 +752,36 @@ gb_internal bool parse_build_flags(Array<String> args) { break; } + case BuildFlag_ExportDependencies: { + GB_ASSERT(value.kind == ExactValue_String); + + if (value.value_string == "make") { + build_context.export_dependencies_format = DependenciesExportMake; + } else if (value.value_string == "json") { + build_context.export_dependencies_format = DependenciesExportJson; + } else { + gb_printf_err("Invalid export format for -export-dependencies:<string>, got %.*s\n", LIT(value.value_string)); + gb_printf_err("Valid export formats:\n"); + gb_printf_err("\tmake\n"); + gb_printf_err("\tjson\n"); + bad_flags = true; + } + + break; + } + case BuildFlag_ExportDependenciesFile: { + GB_ASSERT(value.kind == ExactValue_String); + + String export_path = string_trim_whitespace(value.value_string); + if (is_build_flag_path_valid(export_path)) { + build_context.export_dependencies_file = path_to_full_path(heap_allocator(), export_path); + } else { + gb_printf_err("Invalid -export-dependencies path, got %.*s\n", LIT(export_path)); + bad_flags = true; + } + + break; + } case BuildFlag_ShowSystemCalls: { GB_ASSERT(value.kind == ExactValue_Invalid); build_context.show_system_calls = true; @@ -1616,6 +1649,74 @@ gb_internal void show_timings(Checker *c, Timings *t) { } } +gb_internal void export_dependencies(Parser *p) { + GB_ASSERT(build_context.export_dependencies_format != DependenciesExportUnspecified); + + if (build_context.export_dependencies_file.len <= 0) { + gb_printf_err("No dependency file specified with `-export-dependencies-file`\n"); + exit_with_errors(); + return; + } + + gbFile f = {}; + char * fileName = (char *)build_context.export_dependencies_file.text; + gbFileError err = gb_file_open_mode(&f, gbFileMode_Write, fileName); + if (err != gbFileError_None) { + gb_printf_err("Failed to export dependencies to: %s\n", fileName); + exit_with_errors(); + return; + } + defer (gb_file_close(&f)); + + if (build_context.export_dependencies_format == DependenciesExportMake) { + String exe_name = path_to_string(heap_allocator(), build_context.build_paths[BuildPath_Output]); + defer (gb_free(heap_allocator(), exe_name.text)); + + gb_fprintf(&f, "%.*s:", LIT(exe_name)); + + isize current_line_length = exe_name.len + 1; + + for(AstPackage *pkg : p->packages) { + for(AstFile *file : pkg->files) { + /* Arbitrary line break value. Maybe make this better? */ + if (current_line_length >= 80-2) { + gb_file_write(&f, " \\\n ", 4); + current_line_length = 1; + } + + gb_file_write(&f, " ", 1); + current_line_length++; + + for (isize k = 0; k < file->fullpath.len; k++) { + char part = file->fullpath.text[k]; + if (part == ' ') { + gb_file_write(&f, "\\", 1); + current_line_length++; + } + gb_file_write(&f, &part, 1); + current_line_length++; + } + } + } + + gb_fprintf(&f, "\n"); + } else if (build_context.export_dependencies_format == DependenciesExportJson) { + gb_fprintf(&f, "{\n"); + + gb_fprintf(&f, "\t\"source_files\": [\n"); + + for(AstPackage *pkg : p->packages) { + for(AstFile *file : pkg->files) { + gb_fprintf(&f, "\t\t\"%.*s\",\n", LIT(file->fullpath)); + } + } + + gb_fprintf(&f, "\t],\n"); + + gb_fprintf(&f, "}\n"); + } +} + gb_internal void remove_temp_files(lbGenerator *gen) { if (build_context.keep_temp_files) return; @@ -1771,6 +1872,18 @@ gb_internal void print_show_help(String const arg0, String const &command) { print_usage_line(2, "Example: -export-timings-file:timings.json"); print_usage_line(0, ""); + print_usage_line(1, "-export-dependencies:<format>"); + print_usage_line(2, "Exports dependencies to one of a few formats. Requires `-export-dependencies-file`."); + print_usage_line(2, "Available options:"); + print_usage_line(3, "-export-dependencies:make Exports in Makefile format"); + print_usage_line(3, "-export-dependencies:json Exports in JSON format"); + print_usage_line(0, ""); + + print_usage_line(1, "-export-dependencies-file:<filename>"); + print_usage_line(2, "Specifies the filename for `-export-dependencies`."); + print_usage_line(2, "Example: -export-dependencies-file:dependencies.d"); + print_usage_line(0, ""); + print_usage_line(1, "-thread-count:<integer>"); print_usage_line(2, "Overrides the number of threads the compiler will use to compile with."); print_usage_line(2, "Example: -thread-count:2"); @@ -2861,6 +2974,10 @@ int main(int arg_count, char const **arg_ptr) { if (build_context.show_timings) { show_timings(checker, &global_timings); } + + if (build_context.export_dependencies_format != DependenciesExportUnspecified) { + export_dependencies(parser); + } return result; } break; @@ -2883,6 +3000,10 @@ int main(int arg_count, char const **arg_ptr) { if (build_context.show_timings) { show_timings(checker, &global_timings); } + + if (build_context.export_dependencies_format != DependenciesExportUnspecified) { + export_dependencies(parser); + } return result; } break; @@ -2896,6 +3017,10 @@ int main(int arg_count, char const **arg_ptr) { show_timings(checker, &global_timings); } + if (build_context.export_dependencies_format != DependenciesExportUnspecified) { + export_dependencies(parser); + } + if (run_output) { String exe_name = path_to_string(heap_allocator(), build_context.build_paths[BuildPath_Output]); defer (gb_free(heap_allocator(), exe_name.text)); |