Add flag reference to bld_lib

bld_file.cpp

@@ -29,91 +29,3 @@ int Main() {
 
     return 0;
 }
-
-#if 0 // msvc flag reference
-int Main() {
-    bool debug = true;
-    bool release = !debug;
-    bool use_std = false;
-
-    Strs cc = "cl.exe";
-    Strs flags = Split("-WX -W3 -wd4200 -diagnostics:column -nologo -Z7 -FC -GF -Gm- -Oi -Zo -D_CRT_SECURE_NO_WARNINGS");
-    Strs link = Split("-link -incremental:no");
-    Strs files = Split("../test/main_core_as_header.cpp ../core.c");
-    // files += IfCodeWasModified("../core.c", "../core.obj"); // .o for linux!
-    if (use_std) {
-        flags += Split("-GR- -EHa-");
-    }
-    if (!use_std) {
-        flags += Split("-EHsc");
-    }
-    if (release) {
-        flags += Split("-O2 -MT -DNDEBUG -GL");
-        link += Split("-opt:ref -opt:icf -ltcg");
-    }
-    if (debug) {
-        flags += Split("-Od -D_DEBUG -MTd -fsanitize=address -MTd -RTC1");
-        link += Split("-NODEFAULTLIB:LIBCMT");
-    }
-
-    Strs objs = {};
-    For(files) {
-        if (CodeWasModified(it)) {
-            int error = Run(cc + it + flags + "-c" + link);
-            if (error != 0) return error;
-        }
-
-        objs += S8_Format(Perm, "../build/%Q.obj", FilenameWithoutExt(it)); // .o for linux!
-    }
-    int error = Run(cc + objs + flags + link);
-    return error;
-}
-
-set DEBUG=-Od -RTC1 -D_DEBUG -MTd -fsanitize=address
-set RELEASE=-O2 -MT -DNDEBUG -GL
-set COMMON=-MP -FC -Z7 -GF -Gm- -Oi -Zo -EHa- -GR-
-set WRN=-WX -W3 -wd4200 -diagnostics:column -nologo -D_CRT_SECURE_NO_WARNINGS
-set LINK_DEBUG=-NODEFAULTLIB:LIBCMT
-set LINK_RELEASE=-opt:ref -opt:icf -ltcg
-
-set DEBUG_LINE=%DEBUG% %WRN% %COMMON% -link -incremental:no %LINK_DEBUG%
-set RELEASE_LINE=%RELEASE% %WRN% %COMMON% -link -incremental:no %LINK_RELEASE%
-
-mkdir build
-cd build
-
-cl.exe  -Fe:bld.exe ../bld_main.cpp %DEBUG_LINE%
-if %errorlevel% neq 0 exit /b %errorlevel%
-bld.exe
-if %errorlevel% neq 0 exit /b %errorlevel%
-
-cl.exe  -Fe:test_arena.exe ../test/test_arena.cpp %DEBUG_LINE%
-if %errorlevel% neq 0 exit /b %errorlevel%
-test_arena.exe
-if %errorlevel% neq 0 exit /b %errorlevel%
-
-cl.exe  -Fe:test_table.exe ../test/test_table.cpp %DEBUG_LINE%
-if %errorlevel% neq 0 exit /b %errorlevel%
-test_table.exe
-if %errorlevel% neq 0 exit /b %errorlevel%
-
-cl.exe  -Fe:test_array.exe ../test/test_array.cpp %DEBUG_LINE%
-if %errorlevel% neq 0 exit /b %errorlevel%
-test_array.exe
-if %errorlevel% neq 0 exit /b %errorlevel%
-
-cl.exe  -Fe:cpp_debug.exe ../test/main.cpp %DEBUG_LINE%
-if %errorlevel% neq 0 exit /b %errorlevel%
-
-cl.exe  -Fe:cpp_release.exe ../test/main.cpp %RELEASE_LINE%
-if %errorlevel% neq 0 exit /b %errorlevel%
-cl.exe  -Fe:c_debug.exe ../test/main.c %DEBUG_LINE%
-if %errorlevel% neq 0 exit /b %errorlevel%
-cl.exe  -Fe:main_core_as_header.exe ../core.c ../test/main_core_as_header.cpp %DEBUG_LINE%
-if %errorlevel% neq 0 exit /b %errorlevel%
-cd ..
-
-rem rtc1 - runtime error checks
-rem gl - whole program optimizations
-
-#endif

bld_lib.cpp

@@ -288,6 +288,45 @@ Strs ListDir(char *dir) {
     return result;
 }
 
+void PrintCompilerFlagHelp(Strs cc) {
+    if (cc == "cl") {
+        IO_Printf("------- CL.EXE -------\n");
+        IO_Printf("/FC   = Print full paths in diagnostics\n");
+        IO_Printf("/Gm-  = Old feature, 'minimal compilation', in case it's not off by default\n");
+        IO_Printf("/GF   = Pools strings as read-only. If you try to modify strings under /GF, an application error occurs.\n");
+        IO_Printf("/Oi   = Replaces some function calls with intrinsic \n");
+        IO_Printf("/MP   = Multithreaded compilation\n");
+
+        IO_Printf("/GR-  = Disable runtime type information\n");
+        IO_Printf("/EHa- = Disable exceptions\n");
+        IO_Printf("/EHsc = Enable exceptions\n");
+
+        IO_Printf("/MT = Link static libc. The 'd' means debug version \n");
+        IO_Printf("/MD = Link dynamic libc. The 'd' means debug version\n");
+        IO_Printf("/GL = Whole program optimization \n");
+        IO_Printf("/RTC1 = runtime error checks \n");
+        IO_Printf("/opt:ref = eliminates functions and data that are never referenced\n");
+        IO_Printf("/opt:icf = eliminates redundant 'COMDAT's\n");
+
+        IO_Printf("----------------------\n");
+        IO_Printf("FLAGS   = /MP /Zi /FC /WX /W3 /wd4200 /diagnostics:column /nologo -D_CRT_SECURE_NO_WARNINGS /GF /Gm- /Oi\n");
+        IO_Printf("LINK    = /link /incremental:no\n");
+        IO_Printf("STD_OFF = /GR- /EHa-\n");
+        IO_Printf("STD_ON  = /EHsc\n");
+        IO_Printf("DEBUG   = -Od -D_DEBUG -MDd -fsanitize=address -RTC1\n");
+        // IO_Printf("LINK  = -NODEFAULTLIB:LIBCMT\n");
+        IO_Printf("RELEASE = -O2 -MT -DNDEBUG -GL\n");
+        IO_Printf("LINK    = -opt:ref -opt:icf\n");
+    }
+    else if (cc == "gcc") {
+    }
+    else if (cc == "clang") {
+    }
+    else {
+        IO_FatalError("Unhandled compiler");
+    }
+}
+
 #ifndef BLD_MAIN
 int Main();
 int main() {

build.bat

@@ -3,7 +3,7 @@ call ../misc/compile_setup.bat
 
 mkdir build
 cd build
-cl -Fe:bld.exe ../bld_main.cpp -WX -W3 -wd4200 -diagnostics:column -nologo -Zi -D_CRT_SECURE_NO_WARNINGS
+cl -Fe:bld.exe ../bld_main.cpp -WX -W3 -wd4200 -diagnostics:column -nologo -Zi -D_CRT_SECURE_NO_WARNINGS /MD
 cd ..
 build\bld.exe