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Merge pull request #3615 from puzzleddev/export-dependencies

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Add build flag to export dependencies.
This commit is contained in:
gingerBill
2024-06-04 15:40:54 +01:00
committed by GitHub
parent 60a064984d 0cba33075f
commit afcccfdec5
2 changed files with 134 additions and 1 deletions
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8
src/build_settings.cpp
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@@ -696,6 +696,12 @@ enum TimingsExportFormat : i32 {
TimingsExportCSV = 2,
};
enum DependenciesExportFormat : i32 {
DependenciesExportUnspecified = 0,
DependenciesExportMake = 1,
DependenciesExportJson = 2,
};
enum ErrorPosStyle {
ErrorPosStyle_Default, // path(line:column) msg
ErrorPosStyle_Unix, // path:line:column: msg
@@ -833,6 +839,8 @@ struct BuildContext {
bool show_timings;
TimingsExportFormat export_timings_format;
String export_timings_file;
DependenciesExportFormat export_dependencies_format;
String export_dependencies_file;
bool show_unused;
bool show_unused_with_location;
bool show_more_timings;

127
src/main.cpp
View File

@@ -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));