From 7b88176e9bce658fd44c2192c1b7aa6e612ee0c2 Mon Sep 17 00:00:00 2001 From: Michael J Gruber Date: Mon, 14 Jun 2010 18:12:29 +0200 Subject: pretty: Introduce ' ' modifier to add space if non-empty We have the '+' modifiier which helps combine format specifiers which may possibly be empty, e.g. '%s%+b%n'. Introduce an analogous ' ' (space) modifier which adds a space before non-empty items. This helps assemble "one line type" format specifiers. Signed-off-by: Michael J Gruber Signed-off-by: Junio C Hamano --- pretty.c | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-) (limited to 'pretty.c') diff --git a/pretty.c b/pretty.c index 8b18efda9c..9e845dcb0b 100644 --- a/pretty.c +++ b/pretty.c @@ -942,6 +942,7 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder, NO_MAGIC, ADD_LF_BEFORE_NON_EMPTY, DEL_LF_BEFORE_EMPTY, + ADD_SP_BEFORE_NON_EMPTY, } magic = NO_MAGIC; switch (placeholder[0]) { @@ -951,6 +952,9 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder, case '+': magic = ADD_LF_BEFORE_NON_EMPTY; break; + case ' ': + magic = ADD_SP_BEFORE_NON_EMPTY; + break; default: break; } @@ -965,8 +969,11 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder, 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); - } else if ((orig_len != sb->len) && magic == ADD_LF_BEFORE_NON_EMPTY) { - strbuf_insert(sb, orig_len, "\n", 1); + } else if (orig_len != sb->len) { + if (magic == ADD_LF_BEFORE_NON_EMPTY) + strbuf_insert(sb, orig_len, "\n", 1); + else if (magic == ADD_SP_BEFORE_NON_EMPTY) + strbuf_insert(sb, orig_len, " ", 1); } return consumed + 1; } @@ -976,7 +983,7 @@ static size_t userformat_want_item(struct strbuf *sb, const char *placeholder, { struct userformat_want *w = context; - if (*placeholder == '+' || *placeholder == '-') + if (*placeholder == '+' || *placeholder == '-' || *placeholder == ' ') placeholder++; switch (*placeholder) { -- cgit v1.2.1