From 79732bf3751f2b756d248895fbb3f2590a7893c0 Mon Sep 17 00:00:00 2001
From: Fangrui Song <i@maskray.me>
Date: Fri, 21 Dec 2018 18:23:35 -0800
Subject: [PATCH] Make -v=1 work and log cflags for SemaManager session and
 Indexer

---
 src/log.hh          |  3 ++-
 src/main.cc         |  1 +
 src/pipeline.cc     | 10 +++++++++-
 src/sema_manager.cc |  8 +++++++-
 4 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/src/log.hh b/src/log.hh
index b01920ad..39a8396a 100644
--- a/src/log.hh
+++ b/src/log.hh
@@ -40,4 +40,5 @@ struct Message {
 #define LOG_IF_S(v, cond)          \
   LOG_IF(ccls::log::Verbosity_##v, \
          (cond) && ccls::log::Verbosity_##v <= ccls::log::verbosity)
-#define LOG_V(v) LOG_IF(ccls::log::Verbosity(v), v <= ccls::log::verbosity)
+#define LOG_V_ENABLED(v) (v <= ccls::log::verbosity)
+#define LOG_V(v) LOG_IF(ccls::log::Verbosity(v), LOG_V_ENABLED(v))
diff --git a/src/main.cc b/src/main.cc
index 536c5df8..37a50f45 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -74,6 +74,7 @@ int main(int argc, char **argv) {
     PrintHelpMessage();
     return 0;
   }
+  ccls::log::verbosity = ccls::log::Verbosity(opt_verbose.getValue());
 
   pipeline::Init();
   const char *env = getenv("CCLS_CRASH_RECOVERY");
diff --git a/src/pipeline.cc b/src/pipeline.cc
index 5e1b5a5d..abfbe08f 100644
--- a/src/pipeline.cc
+++ b/src/pipeline.cc
@@ -288,7 +288,15 @@ bool Indexer_Parse(SemaManager *completion, WorkingFiles *wfiles,
       return true;
     } while (0);
 
-  LOG_IF_S(INFO, loud) << "parse " << path_to_index;
+  if (loud) {
+    std::string line;
+    if (LOG_V_ENABLED(1)) {
+      line = "\n ";
+      for (auto &arg : entry.args)
+        (line += ' ') += arg;
+    }
+    LOG_S(INFO) << "parse " << path_to_index << line;
+  }
 
   std::vector<std::pair<std::string, std::string>> remapped;
   if (g_config->index.onChange) {
diff --git a/src/sema_manager.cc b/src/sema_manager.cc
index 2b2c2c5e..0696414d 100644
--- a/src/sema_manager.cc
+++ b/src/sema_manager.cc
@@ -692,7 +692,13 @@ SemaManager::EnsureSession(const std::string &path, bool *created) {
   if (!session) {
     session = std::make_shared<ccls::Session>(
         project_->FindEntry(path, false), wfiles, PCH);
-    LOG_S(INFO) << "create session for " << path;
+    std::string line;
+    if (LOG_V_ENABLED(1)) {
+      line = "\n ";
+      for (auto &arg : session->file.args)
+        (line += ' ') += arg;
+    }
+    LOG_S(INFO) << "create session for " << path << line;
     sessions.Insert(path, session);
     if (created)
       *created = true;