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Diffstat (limited to 'libbuild2/functions-process.cxx')
| -rw-r--r-- | libbuild2/functions-process.cxx | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libbuild2/functions-process.cxx b/libbuild2/functions-process.cxx index 0870874..4be5149 100644 --- a/libbuild2/functions-process.cxx +++ b/libbuild2/functions-process.cxx @@ -414,6 +414,11 @@ namespace build2 // // Run builtin or external program and return trimmed stdout. // + // Note that if the result of executing the program can be affected by + // environment variables and this result can in turn affect the build + // result, then such variables should be reported with the + // config.environment directive. + // // Note that this function is not pure. // f.insert (".run", false) += [](const scope* s, names args) @@ -435,6 +440,11 @@ namespace build2 // (as a whole) against <pat> and, if successful, returned, optionally // processed with <fmt>, as an element of a list. // + // Note that if the result of executing the program can be affected by + // environment variables and this result can in turn affect the build + // result, then such variables should be reported with the + // config.environment directive. + // // Note that this function is not pure. // { |