build: align minimum build requirements with ndn-cxx
Change-Id: Ia28aabc9e496f7467fa58525cde97d44ad159003
diff --git a/.waf-tools/default-compiler-flags.py b/.waf-tools/default-compiler-flags.py
index 3a7bf66..12dce95 100644
--- a/.waf-tools/default-compiler-flags.py
+++ b/.waf-tools/default-compiler-flags.py
@@ -3,10 +3,12 @@
import platform
from waflib import Configure, Logs, Utils
+
def options(opt):
opt.add_option('--debug', '--with-debug', action='store_true', default=False,
help='Compile in debugging mode with minimal optimizations (-Og)')
+
def configure(conf):
conf.start_msg('Checking C++ compiler version')
@@ -18,19 +20,22 @@
if cxx == 'gcc':
if ccver < (7, 4, 0):
errmsg = ('The version of gcc you are using is too old.\n'
- 'The minimum supported gcc version is 7.4.')
+ 'The minimum supported gcc version is 9.3.')
+ elif ccver < (9, 3, 0):
+ warnmsg = ('Using a version of gcc older than 9.3 is not '
+ 'officially supported and may result in build failures.')
conf.flags = GccFlags()
elif cxx == 'clang':
if Utils.unversioned_sys_platform() == 'darwin':
if ccver < (10, 0, 0):
errmsg = ('The version of Xcode you are using is too old.\n'
- 'The minimum supported Xcode version is 11.3.')
- elif ccver < (11, 0, 0):
- warnmsg = ('Using a version of Xcode older than 11.3 is not '
+ 'The minimum supported Xcode version is 12.4.')
+ elif ccver < (12, 0, 0):
+ warnmsg = ('Using a version of Xcode older than 12.4 is not '
'officially supported and may result in build failures.')
- elif ccver < (6, 0, 0):
+ elif ccver < (7, 0, 0):
errmsg = ('The version of clang you are using is too old.\n'
- 'The minimum supported clang version is 6.0.')
+ 'The minimum supported clang version is 7.0.')
conf.flags = ClangFlags()
else:
warnmsg = f'{cxx} compiler is unsupported'
@@ -45,7 +50,7 @@
else:
conf.end_msg(ccverstr)
- conf.areCustomCxxflagsPresent = (len(conf.env.CXXFLAGS) > 0)
+ conf.areCustomCxxflagsPresent = len(conf.env.CXXFLAGS) > 0
# General flags are always applied (e.g., selecting C++ language standard)
generalFlags = conf.flags.getGeneralFlags(conf)
@@ -53,6 +58,7 @@
conf.add_supported_linkflags(generalFlags['LINKFLAGS'])
conf.env.DEFINES += generalFlags['DEFINES']
+
@Configure.conf
def check_compiler_flags(conf):
# Debug or optimized CXXFLAGS and LINKFLAGS are applied only if the
@@ -75,10 +81,11 @@
conf.env.DEFINES += extraFlags['DEFINES']
+
@Configure.conf
def add_supported_cxxflags(self, cxxflags):
"""
- Check which cxxflags are supported by compiler and add them to env.CXXFLAGS variable
+ Check which cxxflags are supported by the active compiler and add them to env.CXXFLAGS variable.
"""
if len(cxxflags) == 0:
return
@@ -94,10 +101,11 @@
self.end_msg(' '.join(supportedFlags))
self.env.prepend_value('CXXFLAGS', supportedFlags)
+
@Configure.conf
def add_supported_linkflags(self, linkflags):
"""
- Check which linkflags are supported by compiler and add them to env.LINKFLAGS variable
+ Check which linkflags are supported by the active compiler and add them to env.LINKFLAGS variable.
"""
if len(linkflags) == 0:
return
@@ -130,9 +138,10 @@
"""Get dict of CXXFLAGS, LINKFLAGS, and DEFINES that are needed only in optimized mode"""
return {'CXXFLAGS': [], 'LINKFLAGS': [], 'DEFINES': ['NDEBUG']}
+
class GccBasicFlags(CompilerFlags):
"""
- This class defines basic flags that work for both gcc and clang compilers
+ This class defines basic flags that work for both gcc and clang compilers.
"""
def getGeneralFlags(self, conf):
flags = super(GccBasicFlags, self).getGeneralFlags(conf)
@@ -174,6 +183,7 @@
flags['LINKFLAGS'] += ['-Wl,-O1']
return flags
+
class GccFlags(GccBasicFlags):
def getDebugFlags(self, conf):
flags = super(GccFlags, self).getDebugFlags(conf)
@@ -193,6 +203,7 @@
flags['CXXFLAGS'] += ['-Wno-psabi'] # Bug #5106
return flags
+
class ClangFlags(GccBasicFlags):
def getGeneralFlags(self, conf):
flags = super(ClangFlags, self).getGeneralFlags(conf)