Reorganization

build_tool/build_main.cpp

@@ -0,0 +1,83 @@
+#define BUILD_MAIN
+#include "build_lib.cpp"
+
+int main(int argument_count, char **arguments) {
+    OS_MakeDir(S8_Lit("build"));
+    OS_SetWorkingDir(S8_Lit("build"));
+    S8_String working_dir = OS_GetWorkingDir(Perm);
+    IO_Printf("WORKING DIR: %.*s\n", S8_Expand(working_dir));
+
+    S8_String cc = ON_WINDOWS("cl"_s) ON_MAC("clang"_s) ON_LINUX("gcc"_s);
+    S8_String cache_filename = "build_tool.cache"_s;
+
+    S8_String cmdline_args = S8_MakeEmpty();
+    for (int i = 1; i < argument_count; i += 1) {
+        S8_String arg = S8_MakeFromChar(arguments[i]);
+        if (arg == "clear_cache"_s) {
+            OS_DeleteFile(cache_filename);
+            break;
+        }
+
+        cmdline_args = S8_Format(Perm, "%.*s%.*s ", S8_Expand(cmdline_args), S8_Expand(arg));
+    }
+
+    SRC_InitCache(Perm, cache_filename);
+
+    // Search for build file in the project directory
+    S8_String build_file = {0};
+    {
+        S8_List files_current_dir = OS_ListDir(Perm, S8_Lit(".."), 0);
+        for (S8_Node *it = files_current_dir.first; it; it = it->next) {
+            if (S8_Find(it->string, S8_Lit("build_file.c"), S8_IGNORE_CASE, 0)) {
+                build_file = it->string;
+            }
+        }
+
+        if (build_file.str == 0) {
+            IO_Printf("IDLE Nothing to do, couldnt find build file in current dir: %.*s, exiting ... \n", S8_Expand(working_dir));
+            return 0;
+        }
+    }
+
+    S8_String a = S8_ChopLastPeriod(build_file);
+    S8_String b = S8_SkipToLastSlash(a);
+    S8_String exe_name = S8_Format(Perm, "%.*s.exe", S8_Expand(b));
+
+    // Compile the build file only if code changed
+    if (SRC_WasModified(build_file, exe_name)) {
+        double time = OS_GetTime();
+        int result = 0;
+        if (cc == "cl"_s) {
+            result = OS_SystemF("cl %.*s -Fe:%.*s -WX -W3 -wd4200 -diagnostics:column -nologo -Zi", S8_Expand(build_file), S8_Expand(exe_name));
+        }
+        else if (cc == "clang"_s) {
+            result = OS_SystemF("clang++ -std=c++11 -Wno-writable-strings %.*s -o %.*s -g", S8_Expand(build_file), S8_Expand(exe_name));
+        }
+        else {
+            IO_Assert(cc == "gcc"_s);
+            result = OS_SystemF("gcc -Wno-write-strings %.*s -o %.*s -g", S8_Expand(build_file), S8_Expand(exe_name));
+        }
+
+        if (result != 0) {
+            IO_Printf("FAILED compilation of the build file!\n");
+            return 1;
+        }
+        time = OS_GetTime() - time;
+        IO_Printf("TIME Build file compilation: %f\n", time);
+    }
+
+    // Run the build file
+    double time = OS_GetTime();
+    if (build_file.str) {
+        int result = OS_SystemF(IF_WINDOWS_ELSE("", "./") "%.*s %.*s", S8_Expand(exe_name), S8_Expand(cmdline_args));
+        if (result != 0) {
+            printf("FAILED execution of the build file!\n");
+            return 1;
+        }
+    }
+    time = OS_GetTime() - time;
+    IO_Printf("TIME total build file execution: %f\n", time);
+
+    SRC_SaveCache();
+    // OS_SetWorkingDir(S8_Lit(".."));
+}