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authorBram Moolenaar <Bram@vim.org>2018-02-27 17:27:13 +0100
committerBram Moolenaar <Bram@vim.org>2018-02-27 17:27:13 +0100
commit792f0e36593d1ec13ccb8a622ca5542c500577b4 (patch)
tree34a6e9340f01bc14adda8f1f286ab56788b06de0 /src/README.txt
parent5d7ead3bc85eefd0929bfcbb579510c8164ea1be (diff)
patch 8.0.1550: various small problems in source filesv8.0.1550
Problem: Various small problems in source files. Solution: Fix the problems.
Diffstat (limited to 'src/README.txt')
-rw-r--r--src/README.txt19
1 files changed, 17 insertions, 2 deletions
diff --git a/src/README.txt b/src/README.txt
index 2fafd4f7c2..e134306015 100644
--- a/src/README.txt
+++ b/src/README.txt
@@ -8,8 +8,8 @@ You might also want to read ":help development".
JUMPING AROUND
-First of all, use ":make tags" to generate a tags file, so that you can use
-the ":tag" command to jump around the source code.
+First of all, use ":make tags" to generate a tags file, so that you can jump
+around in the source code.
To jump to a function or variable definition, move the cursor on the name and
use the CTRL-] command. Use CTRL-T or CTRL-O to jump back.
@@ -43,6 +43,21 @@ Most code can be found in a file with an obvious name (incomplete list):
window.c handling split windows
+DEBUGGING
+
+If you have a reasonable recent version of gdb, you can use the :Termdebug
+command to debug Vim. See ":help :Termdebug".
+
+When something is time critical or stepping through code is a hassle, use the
+channel logging to create a time-stamped log file. Add lines to the code like
+this:
+ ch_log(NULL, "Value is now %02x", value);
+After compiling and starting Vim, do:
+ :call ch_logfile('debuglog', 'w')
+And edit "debuglog" to see what happens. The channel functions already have
+ch_log() calls, thus you always see that in the log.
+
+
IMPORTANT VARIABLES
The current mode is stored in "State". The values it can have are NORMAL,