git grep: Add "-z/--null" option as in GNU's grep.

diff --git a/Documentation/technical/api-run-command.txt b/Documentation/technical/api-run-command.txt
index c364a22c8f98f6fbb71d4059f7458ed0fa78ed43..75aa5d49234ec36857a7c8d2f3900001af5cbcde 100644 (file)
--- a/Documentation/technical/api-run-command.txt
+++ b/Documentation/technical/api-run-command.txt
@@ -30,7 +30,7 @@ Functions
        start_command() followed by finish_command(). Takes a pointer
        to a `struct child_process` that specifies the details.
 
-`run_command_v_opt`, `run_command_v_opt_dir`, `run_command_v_opt_cd_env`::
+`run_command_v_opt`, `run_command_v_opt_cd`, `run_command_v_opt_cd_env`::
 
        Convenience functions that encapsulate a sequence of
        start_command() followed by finish_command(). The argument argv
@@ -63,7 +63,7 @@ command to run in a sub-process.
 
 The caller:
 
-1. allocates and clears (memset(&chld, '0', sizeof(chld));) a
+1. allocates and clears (memset(&chld, 0, sizeof(chld));) a
    struct child_process variable;
 2. initializes the members;
 3. calls start_command();
@@ -136,7 +136,7 @@ to produce output that the caller reads.
 
 The caller:
 
-1. allocates and clears (memset(&asy, '0', sizeof(asy));) a
+1. allocates and clears (memset(&asy, 0, sizeof(asy));) a
    struct async variable;
 2. initializes .proc and .data;
 3. calls start_async();