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libostd
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use new argparse in build.cc

master
Daniel Kolesa 2017-05-16 00:40:09 +02:00
parent 0ee5404612
commit a368311e12
1 changed files with 40 additions and 46 deletions
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86
build.cc
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@ -15,6 +15,7 @@
#include "ostd/filesystem.hh"
#include "ostd/thread_pool.hh"
#include "ostd/channel.hh"
#include "ostd/argparse.hh"
namespace fs = ostd::filesystem;
@ -88,23 +89,6 @@ static void add_env(std::string &val, char const *evar) {
val += varv;
}
static void print_help(ostd::string_range arg0) {
ostd::writef(
"%s [options]\n"
"Available options:\n"
" [no-]examples - (do not) build examples (default: yes)\n"
" [no-]test-suite - (do not) build test suite (default: yes)\n"
" [no-]static-lib - (do not) build static libostd (default: yes)\n"
" [no-]shared-lib - (do not) build shared libostd (default: no)\n"
" release - release build (strip, no -g)\n"
" debug - debug build (default, no strip, -g)\n"
" verbose - print entire commands\n"
" clean - remove generated files and exit\n"
" help - print this and exit\n",
arg0
);
}
static void exec_command(strvec const &args) {
if (int ret = ostd::subprocess{nullptr, ostd::iter(args)}.close(); ret) {
throw std::runtime_error{ostd::format(
@ -160,39 +144,49 @@ int main(int argc, char **argv) {
std::string ldflags = DEFAULT_LDFLAGS;
std::string asflags = DEFAULT_ASFLAGS;
#define ARG_BOOL(arg, name, var) \
if ((arg == name) || (arg == "no-" name)) { \
var = (arg.substr(0, 3) != "-no"); \
continue; \
}
ostd::arg_parser ap;
for (int i = 1; i < argc; ++i) {
std::string arg = argv[i];
ARG_BOOL(arg, "examples", build_examples);
ARG_BOOL(arg, "test-suite", build_testsuite);
ARG_BOOL(arg, "static-lib", build_static);
ARG_BOOL(arg, "shared-lib", build_shared);
if ((arg == "release") || (arg == "debug")) {
build_cfg = arg;
continue;
}
if (arg == "verbose") {
verbose = true;
continue;
}
if (arg == "clean") {
clean = true;
continue;
}
if (arg == "help") {
print_help(argv[0]);
return 0;
}
ostd::writefln("unknown argument: %s", arg.data());
auto &help = ap.add_help("print this message and exit");
ap.add_optional('\0', "no-examples", ostd::arg_value::NONE)
.help("do not build examples")
.action(ostd::arg_store_false(build_examples));
ap.add_optional('\0', "no-test-suite", ostd::arg_value::NONE)
.help("do not build test suite")
.action(ostd::arg_store_false(build_testsuite));
ap.add_optional('\0', "no-static", ostd::arg_value::NONE)
.help("do not build static libostd")
.action(ostd::arg_store_false(build_static));
ap.add_optional('\0', "shared", ostd::arg_value::NONE)
.help("build shared libostd")
.action(ostd::arg_store_true(build_shared));
ap.add_optional('\0', "config", ostd::arg_value::REQUIRED)
.help("build configuration (debug/release)")
.action(ostd::arg_store_str(build_cfg));
ap.add_optional('v', "verbose", ostd::arg_value::NONE)
.help("print entire commands")
.action(ostd::arg_store_true(verbose));
ap.add_optional('\0', "clean", ostd::arg_value::NONE)
.help("remove generated files and exit")
.action(ostd::arg_store_true(clean));
try {
ap.parse(argc, argv);
} catch (ostd::arg_error const &e) {
ostd::cerr.writefln("argument parsing failed: %s", e.what());
ap.print_help(ostd::cerr.iter());
return 1;
}
#undef ARG_BOOL
if (help.used()) {
return 0;
}
std::string default_lib = OSTD_SHARED_LIB.string();
if (build_static) {