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Add scons options for compilation verbosity#32

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Add scons options for compilation verbosity #32

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ab9b059
Add warnings options to scons
clemisch Aug 24, 2026
4a3a2bd
Only print compiler errors
clemisch Jun 29, 2026
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9 changes: 9 additions & 0 deletions SConstruct
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Original file line numberDiff line numberDiff line change
Expand Up@@ -123,6 +123,13 @@ vars.Add(EnumVariable(
'build',
'compiler settings',
'fast', allowed_values=('debug', 'fast')))
vars.Add(EnumVariable(
'warnings',
'warning flags policy',
'none', allowed_values=('all', 'none', 'default')))
vars.Add(BoolVariable(
'verbose',
'print build commands', False))
vars.Add(EnumVariable(
'tool',
'C++ compiler toolkit to be used',
Expand All@@ -135,6 +142,8 @@ vars.Add(BoolVariable(
'compile and link with the shared cctbx library', False))

vars.Update(env)
SetOption('silent', not env['verbose'])
SetOption('no_progress', not env['verbose'])
env.Help(MY_SCONS_HELP % vars.GenerateHelpText(env))

# the CPPPATH directories are checked by scons dependency scanner
Expand Down
26 changes: 13 additions & 13 deletions src/SConscript
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Expand Up@@ -30,19 +30,30 @@ if env['PLATFORM'] == 'darwin':
if platform.system().lower() == "windows":
# Visual c++
env.PrependUnique(CCFLAGS=['/Ox', '/EHsc', '/MD', '/DREAL=double'])
if env['warnings'] == 'none':
env.PrependUnique(CCFLAGS=['/w'])
env.AppendUnique(CPPDEFINES={'NDEBUG': None})
# env.AppendUnique(LINKFLAGS='/EXPORT')
else:
# Use double precision for objcryst's REAL
env.PrependUnique(CCFLAGS=['-DREAL=double'])
if env['warnings'] == 'none':
env.PrependUnique(LINKFLAGS=['-w'])
if icpc:
# options for Intel C++ compiler on hpc dev-intel07
env.PrependUnique(CCFLAGS=['-w1', '-fp-model', 'precise'])
if env['warnings'] == 'none':
env.PrependUnique(CCFLAGS=['-w'])
else:
env.PrependUnique(CCFLAGS=['-w1'])
env.PrependUnique(CCFLAGS=['-fp-model', 'precise'])
env.PrependUnique(LIBS=['imf'])
fast_optimflags = ['-fast', '-no-ipo']
else:
# g++ options
env.PrependUnique(CCFLAGS=['-Wall'])
if env['warnings'] == 'all':
env.PrependUnique(CCFLAGS=['-Wall'])
elif env['warnings'] == 'none':
env.PrependUnique(CCFLAGS=['-w'])
fast_optimflags = ['-ffast-math']

# Configure build variants
Expand DownExpand Up@@ -120,17 +131,6 @@ inc_target_path = lambda f: os.path.join(env['includedir'],
include_targets = [inc_target_path(f) for f in env['lib_includes']]
install_include = InstallAs(include_targets, env['lib_includes'])

# DEBUG installation
print("\nenv['lib_includes']:")
for f in env['lib_includes']:
print(f" {f.path}")
print("\ninclude_targets:")
for f in include_targets:
print(f" {f}")
print("\ninstall-include:")
for f in install_include:
print(f" {f.path}")

Alias('install-include', install_include)

# install
Expand Down
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