You can now truncate a given placeholder to no more than a
certain number of characters with something like "%30s".
Signed-off-by: Jeff King <peff@xxxxxxxx>
---
This just uses the made-up "%30s" syntax, but you could easily tweak it
to handle "%.30s" or whatever.
pretty.c | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/pretty.c b/pretty.c
index 7b4d098..06d96a7 100644
--- a/pretty.c
+++ b/pretty.c
@@ -1019,6 +1019,7 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder,
{
int consumed;
int magic_len = 0;
+ int max_len = 0;
size_t orig_len;
enum {
NO_MAGIC,
@@ -1045,9 +1046,22 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder,
placeholder++;
}
+ if (isdigit(placeholder[0])) {
+ char *end;
+ max_len = strtoul(placeholder, &end, 10);
+ magic_len += (end - placeholder);
+ placeholder = end;
+ }
+
orig_len = sb->len;
consumed = format_commit_one(sb, placeholder, context);
+ if (max_len) {
+ size_t end = orig_len + max_len;
+ if (end < sb->len)
+ strbuf_setlen(sb, end);
+ }
+
if ((orig_len == sb->len) && magic == DEL_LF_BEFORE_EMPTY) {
while (sb->len && sb->buf[sb->len - 1] == '\n')
strbuf_setlen(sb, sb->len - 1);
--
1.7.8.1.3.gba11d
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