[PATCH v10 02/21] strbuf.c: add `strbuf_join_argv()`
From: Paul-Sebastian Ungureanu <hidden>
Date: 2018-10-14 22:13:15
Subsystem:
the rest · Maintainer:
Linus Torvalds
Implement `strbuf_join_argv()` to join arguments into a strbuf. Signed-off-by: Paul-Sebastian Ungureanu <redacted> --- strbuf.c | 13 +++++++++++++ strbuf.h | 7 +++++++ 2 files changed, 20 insertions(+)
diff --git a/strbuf.c b/strbuf.c
index 64041c3c24..c8a104099a 100644
--- a/strbuf.c
+++ b/strbuf.c@@ -259,6 +259,19 @@ void strbuf_addbuf(struct strbuf *sb, const struct strbuf *sb2) strbuf_setlen(sb, sb->len + sb2->len); } +void strbuf_join_argv(struct strbuf *buf, + int argc, const char **argv, char delim) +{ + if (!argc) + return; + + strbuf_addstr(buf, *argv); + while (--argc) { + strbuf_addch(buf, delim); + strbuf_addstr(buf, *(++argv)); + } +} + void strbuf_addchars(struct strbuf *sb, int c, size_t n) { strbuf_grow(sb, n);
diff --git a/strbuf.h b/strbuf.h
index 60a35aef16..4ec912f4b7 100644
--- a/strbuf.h
+++ b/strbuf.h@@ -284,6 +284,13 @@ static inline void strbuf_addstr(struct strbuf *sb, const char *s) */ extern void strbuf_addbuf(struct strbuf *sb, const struct strbuf *sb2); +/** + * Join the arguments into a buffer. `delim` is put between every + * two arguments. + */ +extern void strbuf_join_argv(struct strbuf *buf, int argc, + const char **argv, char delim); + /** * This function can be used to expand a format string containing * placeholders. To that end, it parses the string and calls the specified
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2.19.0.rc0.23.g10a62394e7