diff options
Diffstat (limited to 'bksys/abakus.py')
| -rw-r--r-- | bksys/abakus.py | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/bksys/abakus.py b/bksys/abakus.py deleted file mode 100644 index 7b6a20c..0000000 --- a/bksys/abakus.py +++ /dev/null @@ -1,178 +0,0 @@ -#!/usr/bin/env python - -""" -Run scons -h to display the associated help, or look below .. -""" - -BOLD ="\033[1m" -RED ="\033[91m" -GREEN ="\033[92m" -YELLOW ="\033[1m" #"\033[93m" # unreadable on white backgrounds -CYAN ="\033[96m" -NORMAL ="\033[0m" - -def exists(env): - return true - -def printColorCoded(msg): - msg = msg.replace(']', NORMAL) - msg = msg.replace('b[', BOLD) - msg = msg.replace('g[', GREEN) - msg = msg.replace('r[', RED) - msg = msg.replace('c[', CYAN) - msg = msg.replace('y[', YELLOW) - - print msg - -def generate(env): - import SCons.Util, os - - env.addHelpText("""b[hi] -b[*** abakus options *** -----------------------] -b[* bison=(no|yes): Enable parser support. Only needed for developers. -b[* flex=(no|yes): Enable lexer support. Only needed for developers. -b[* mpfr=(no|yes|check): Enable the MPFR library, which is faster and more - precise than abakus's high-precision code. - -ie: b[scons configure] -""") - - if env['HELP']: - # Don't even bother. - return env - - from SCons.Options import Options, PackageOption, EnumOption - import os - - def CheckFlags(context): - context.Message('Checking if ld supports --as-needed... ') - lastLINKFLAGS = context.env['LINKFLAGS'] - context.env.Append(LINKFLAGS = '-Wl,--as-needed') - - ret = context.TryLink(""" -#include <iostream> -using namespace std; -int main() -{ - cout << "Test" << endl; -} -""", ".cpp") - if not ret: - context.env.Replace(LINKFLAGS = lastLINKFLAGS) - context.Result(ret) - return ret - - def CheckPath(context, prog, versionFlag = ''): - if context.env[prog] == 'yes': - context.env[prog] = prog - - context.Message('Checking for %s... ' % prog) - - ret = True - - # If absolute path, just try this one. - if prog[0] == '/': - ret = context.TryAction('%s %s' % (context.env[prog], versionFlag))[0] - if ret: - context.Result(ret) - return True - - path = context.env.WhereIs(prog) - if ret and path != None: - context.env[prog] = path - context.Result(1) - else: - context.env[prog] = False - context.Result(0) - - print """ -The $foo program was not found! You asked to use it so we will stop here. It -is not required, you may use $foo=no on the command line to go without it.""".replace('$foo', prog) - - Exit(1) - - return False - - context.Result(1) - return True - - cachefile = env['CACHEDIR'] + '/abakus.cache.py' - - fixup = lambda x: "%s installed here (yes = search)" % x - - opts = None - if env.doConfigure(): - opts = Options(None, env['ARGS']) - else: - opts = Options(cachefile, env['ARGS']) - - opts.AddOptions( - PackageOption('bison', fixup('use the Bison parser generator'), 'yes'), - PackageOption('flex', fixup('use the Flex scanner generator'), 'yes'), - EnumOption ('mpfr', 'use the MPFR high-precision library', 'check', - allowed_values=('yes', 'no', 'check'), map={}, ignorecase=1), - ('ABAKUS_CONFIGURED', '', 0), - ('HAVE_ASNEEDED', '', 0) - ) - - # We must manually pass the ARGS in. - opts.Update(env, env['ARGS']) - - if env.doConfigure() or not env['ABAKUS_CONFIGURED']: - # Configure stuff - conf = env.Configure(custom_tests = {'CheckPath': CheckPath, 'CheckFlags' : CheckFlags}) - - if env['bison'] and env['bison'] != 'no': - conf.CheckPath('bison', '-V') - if env['flex'] and env['flex'] != 'no': - conf.CheckPath('flex', '-V') - if env['mpfr'] != 'no': - oldLibs = conf.env.get('LIBS', '') - conf.env.AppendUnique(LIBS = 'gmp') - - if conf.CheckLibWithHeader('mpfr', 'mpfr.h', 'c++', ''' -mpfr_t a; -mpfr_ptr ptr; -__mpfr_struct debug; - -mpfr_init(a); -''', autoadd = True): - env['mpfr'] = 'yes' - else: - conf.env.Replace(LIBS = oldLibs) - - if env['mpfr'] == 'yes': - print "Unable to find requested library mpfr!" - env.Exit(1) - else: - env['mpfr'] = 'no' - - env['HAVE_ASNEEDED'] = 0 - if conf.CheckFlags(): - env['HAVE_ASNEEDED'] = 1 - - env['ABAKUS_CONFIGURED'] = 1 - env = conf.Finish() - - try: - f = open("config.h", "w+") - f.write("""/* config.h -- Automatically generated by abakus.py - * Any changes you make to this file will be overwritten! - */ - -""") - f.write("/* HAVE_MPFR -- Defined if the MPFR library is being used. */\n") - if env['mpfr'] == 'yes': - f.write ("#define HAVE_MPFR 1\n") - else: - f.write ("/* #undef HAVE_MPFR */\n") - - f.close() - - except IOError: - print "Unable to write config.h!" - - opts.Save(cachefile, env) - -# vim: set et ts=8 sw=4: |