git-apply: war on whitespace -- finishing touches.

This changes the default --whitespace policy to nowarn when we
are only getting --stat, --summary etc. IOW when not applying
the patch.  When applying the patch, the default is warn (spit
out warning message but apply the patch).

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/apply.c b/apply.c
index af9900f..453482a 100644 (file)
--- a/apply.c
+++ b/apply.c
@@ -75,6 +75,15 @@ static void parse_whitespace_option(const char *option)
        die("unrecognized whitespace option '%s'", option);
 }
 
+static void set_default_whitespace_mode(const char *whitespace_option)
+{
+       if (!whitespace_option && !apply_default_whitespace) {
+               new_whitespace = (apply
+                                 ? warn_on_whitespace
+                                 : nowarn_whitespace);
+       }
+}
+
 /*
  * For "diff-stat" like behaviour, we keep track of the biggest change
  * we've seen, and the longest filename. That allows us to do simple
@@ -1947,9 +1956,11 @@ int main(int argc, char **argv)
                if (fd < 0)
                        usage(apply_usage);
                read_stdin = 0;
+               set_default_whitespace_mode(whitespace_option);
                apply_patch(fd, arg);
                close(fd);
        }
+       set_default_whitespace_mode(whitespace_option);
        if (read_stdin)
                apply_patch(0, "<stdin>");
        if (whitespace_error) {