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authorEelco Dolstra <eelco.dolstra@logicblox.com>2016-02-09T20·07+0100
committerEelco Dolstra <eelco.dolstra@logicblox.com>2016-02-09T20·07+0100
commit0db9e6cd1af299f7d65e0b99019f0ccdbb1aaf3f (patch)
tree78e8c206bef0ac59146157c1b35b5c92af0bb819 /src/libmain/common-args.cc
parentc780c1124ec6711f09b9855c3b574b6655af6625 (diff)
New command line parsing infrastructure
Diffstat (limited to 'src/libmain/common-args.cc')
-rw-r--r--src/libmain/common-args.cc37
1 files changed, 37 insertions, 0 deletions
diff --git a/src/libmain/common-args.cc b/src/libmain/common-args.cc
new file mode 100644
index 000000000000..54dbb1da3ca8
--- /dev/null
+++ b/src/libmain/common-args.cc
@@ -0,0 +1,37 @@
+#include "common-args.hh"
+#include "globals.hh"
+
+namespace nix {
+
+MixCommonArgs::MixCommonArgs(const string & programName)
+{
+    mkFlag('v', "verbose", "increase verbosity level", []() {
+        verbosity = (Verbosity) (verbosity + 1);
+    });
+
+    mkFlag(0, "quiet", "decrease verbosity level", []() {
+        verbosity = verbosity > lvlError ? (Verbosity) (verbosity - 1) : lvlError;
+    });
+
+    mkFlag(0, "debug", "enable debug output", []() {
+        verbosity = lvlDebug;
+    });
+
+    mkFlag1(0, "log-type", "type", "set logging format ('pretty', 'flat', 'systemd')",
+        [](std::string s) {
+            if (s == "pretty") logType = ltPretty;
+            else if (s == "escapes") logType = ltEscapes;
+            else if (s == "flat") logType = ltFlat;
+            else if (s == "systemd") logType = ltSystemd;
+            else throw UsageError("unknown log type");
+        });
+
+    mkFlag(0, "option", {"name", "value"}, "set a Nix configuration option (overriding nix.conf)", 2,
+        [](Strings ss) {
+            auto name = ss.front(); ss.pop_front();
+            auto value = ss.front();
+            settings.set(name, value);
+        });
+}
+
+}