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#define COPT "-Wall -O3"
#define ECHO_REQUEST 1
#define LIBS "bobcat"
#define LIBPATH ""
string // contain options for
g_cwd, // current WD
libs, // extra libs, e.g., "-lrss -licce"
libpath, // extra lib-paths, eg, "-L../rss"
g_sources, // sources to be used
g_binary; // the name of the program to create
int
g_nClasses; // number of classes/subdirectories
list
g_classes; // list of classes/directories
void setClasses()
{
list class;
while (sizeof(class = fgets("CLASSES", (int)element(1, class))))
g_classes += (list)element(0, strtok(element(0, class), " \t\n"));
g_nClasses = sizeof(g_classes);
}
void static_lib(string ofiles, string library)
{
if (sizeof(makelist(ofiles)))
{
run("ar cru " + library + " " + ofiles);
run("ranlib " + library);
run("rm " + ofiles);
}
}
void static_library(string library)
{
static_lib("*/o/*.o", library);
static_lib("o/*.o", library);
}
void initialize()
{
echo(ECHO_REQUEST);
g_sources = "*.cc";
g_binary = "tmp/bin/stealth";
g_cwd = chdir(".");
setClasses(); // remaining classes
}
void link(string library)
{
exec(COMPILER, "-o", g_binary,
"-l" + library, libs, "-L.", libpath , "-s");
}
list inspect(int prefix, list srcList, string library)
{
int idx;
string ofile;
string oprefix;
string file;
oprefix = "./o/" + (string)prefix;
for (idx = sizeof(srcList); idx--; )
{
file = element(idx, srcList);
ofile = oprefix + change_ext(file, "o"); // make o-filename
// A file s must be recompiled if it's newer than its object
// file o or newer than its target library l, or if neither o nor l
// exist.
// Since `a newer b' is true if a is newer than b, or if a exists and
// b doesn't exist s must be compiled if s newer o and s newer l.
// So, it doesn't have to be compiled if s older o or s older l.
// redo if file has changed
if (file older ofile || file older library)
srcList -= (list)file;
}
return srcList;
}
void c_compile(int prefix, string srcDir, list cfiles)
{
int idx;
string compiler;
string file;
compiler = COMPILER + " -c -o " + srcDir + "/o/" + (string)prefix;
md(srcDir + "/o");
for (idx = sizeof(cfiles); idx--; )
{
file = element(idx, cfiles);
run(compiler + change_ext(file, "o") + " " +
COPT + " " + srcDir + "/" + file);
}
}
void std_cpp(int prefix, string srcDir, string library)
{
list files;
chdir(srcDir);
// make list of all files
files = inspect(prefix, makelist(g_sources), library);
chdir(g_cwd);
if (sizeof(files))
c_compile(prefix, srcDir, files); // compile files
}
void cpp_make(string mainfile, string library)
{
int idx;
string class;
string fullLibname;
fullLibname = "lib" + library + ".a";
for (idx = g_nClasses; idx--; )
std_cpp(idx, element(idx, g_classes), "../" + fullLibname);
std_cpp(g_nClasses, ".", fullLibname); // compile all files in current dir
static_library(fullLibname); // make the library
link(library);
printf("\n"
"ok: ", g_binary, "\n");
}
void setlibs()
{
int
n,
index;
list
cut;
cut = strtok(LIBS, " "); // cut op libraries
n = sizeof(cut);
for (index = 0; index < n; index++)
libs += " -l" + element(index, cut);
cut = strtok(LIBPATH, " "); // cut up the paths
n = sizeof(cut);
for (index = 0; index < n; index++)
libpath += " -L" + element(index, cut);
}
void program()
{
initialize();
setlibs();
md("tmp/bin tmp/o");
special();
cpp_make
(
"stealth.cc", // program source
"stealth" // static program library base name
);
exit(0);
}
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