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Diffstat (limited to 'doc/user/sconf.xml')
| -rw-r--r-- | doc/user/sconf.xml | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/doc/user/sconf.xml b/doc/user/sconf.xml index 410325c..d84cc67 100644 --- a/doc/user/sconf.xml +++ b/doc/user/sconf.xml @@ -282,6 +282,26 @@ env = conf.Finish() </sconstruct> </section> + <section> + <title>Checking the size of a datatype</title> + <para> + Check the size of a datatype by using the &CheckTypeSize; method: + </para> + + <sconstruct> +env = Environment() +conf = Configure(env) +int_size = conf.CheckTypeSize('unsigned int') +print 'sizeof unsigned int is', int_size +env = conf.Finish() + </sconstruct> + + <screen> +% <userinput>scons -Q</userinput> +sizeof unsigned int is 4 +scons: `.' is up to date. + </screen> + </section> <section> <title>Adding Your Own Custom Checks</title> |