avoid "write_in_full(fd, buf, len) != len" pattern

diff --git a/git.c b/git.c
index 79195ebbdfc1a1964d155f28951ee9ffbe279887..6b6d9f68e1ea010cb951501cab1fdfa82037b878 100644 (file)
--- a/git.c
+++ b/git.c
@@ -33,6 +33,16 @@ static void commit_pager_choice(void) {
        }
 }
 
+void setup_auto_pager(const char *cmd, int def)
+{
+       if (use_pager != -1 || pager_in_use())
+               return;
+       use_pager = check_pager_config(cmd);
+       if (use_pager == -1)
+               use_pager = def;
+       commit_pager_choice();
+}
+
 static int handle_options(const char ***argv, int *argc, int *envchanged)
 {
        const char **orig_argv = *argv;
@@ -456,7 +466,7 @@ static struct cmd_struct commands[] = {
        { "stripspace", cmd_stripspace },
        { "submodule--helper", cmd_submodule__helper, RUN_SETUP | SUPPORT_SUPER_PREFIX},
        { "symbolic-ref", cmd_symbolic_ref, RUN_SETUP },
-       { "tag", cmd_tag, RUN_SETUP },
+       { "tag", cmd_tag, RUN_SETUP | DELAY_PAGER_CONFIG },
        { "unpack-file", cmd_unpack_file, RUN_SETUP },
        { "unpack-objects", cmd_unpack_objects, RUN_SETUP },
        { "update-index", cmd_update_index, RUN_SETUP },
@@ -549,7 +559,7 @@ static void execv_dashed_external(const char **argv)
        if (get_super_prefix())
                die("%s doesn't support --super-prefix", argv[0]);
 
-       if (use_pager == -1)
+       if (use_pager == -1 && !is_builtin(argv[0]))
                use_pager = check_pager_config(argv[0]);
        commit_pager_choice();