git-svn: t0001: workaround a heredoc bug in old versions of dash

[git.git] / revision.c

diff --git a/revision.c b/revision.c
index 2294b16..42c077a 100644 (file)
--- a/revision.c
+++ b/revision.c
@@ -733,6 +733,14 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, const ch
                                revs->abbrev = DEFAULT_ABBREV;
                                continue;
                        }
+                       if (!strncmp(arg, "--abbrev=", 9)) {
+                               revs->abbrev = strtoul(arg + 9, NULL, 10);
+                               if (revs->abbrev < MINIMUM_ABBREV)
+                                       revs->abbrev = MINIMUM_ABBREV;
+                               else if (revs->abbrev > 40)
+                                       revs->abbrev = 40;
+                               continue;
+                       }
                        if (!strcmp(arg, "--abbrev-commit")) {
                                revs->abbrev_commit = 1;
                                continue;