From: Sascha Hauer <s.hauer@pengutronix.de>
To: Barebox List <barebox@lists.infradead.org>
Subject: [PATCH 3/8] pbl: Implement strrchr
Date: Mon, 19 Aug 2019 15:38:42 +0200 [thread overview]
Message-ID: <20190819133847.17015-4-s.hauer@pengutronix.de> (raw)
In-Reply-To: <20190819133847.17015-1-s.hauer@pengutronix.de>
strrchr is needed for libfdt. Add support for it to the pbl.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
pbl/string.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/pbl/string.c b/pbl/string.c
index 927c92dc05..46bf0b32b3 100644
--- a/pbl/string.c
+++ b/pbl/string.c
@@ -133,3 +133,19 @@ size_t strnlen(const char * s, size_t count)
/* nothing */;
return sc - s;
}
+
+/**
+ * strrchr - Find the last occurrence of a character in a string
+ * @s: The string to be searched
+ * @c: The character to search for
+ */
+char * _strrchr(const char * s, int c)
+{
+ const char *p = s + strlen(s);
+
+ do {
+ if (*p == (char)c)
+ return (char *)p;
+ } while (--p >= s);
+ return NULL;
+}
--
2.20.1
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next prev parent reply other threads:[~2019-08-19 13:38 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-19 13:38 [PATCH 0/8] Add support for a generic DT based 2nd stage ARM image Sascha Hauer
2019-08-19 13:38 ` [PATCH 1/8] dtc: Update update-dtc-source.sh from Linux Sascha Hauer
2019-08-19 13:48 ` Roland Hieber
2019-08-19 13:38 ` [PATCH 2/8] scripts/dtc: Update to upstream version v1.5.0 Sascha Hauer
2019-08-19 13:52 ` Roland Hieber
2019-08-19 13:56 ` Sascha Hauer
2019-08-19 14:09 ` Roland Hieber
2019-09-23 13:39 ` Ahmad Fatoum
2019-08-19 13:38 ` Sascha Hauer [this message]
2019-08-19 13:38 ` [PATCH 4/8] Compile libfdt for barebox Sascha Hauer
2019-08-19 13:38 ` [PATCH 5/8] common: return "none" when board unset Sascha Hauer
2019-08-19 13:38 ` [PATCH 6/8] ARM: Add generic device tree 2nd stage support Sascha Hauer
2019-11-19 8:26 ` Ahmad Fatoum
2019-11-19 9:41 ` Oleksij Rempel
2019-11-19 10:21 ` Ahmad Fatoum
2019-11-25 7:47 ` Sascha Hauer
2019-08-19 13:38 ` [PATCH 7/8] ARM: i.MX: Do not hang() on unknown SoCs Sascha Hauer
2019-08-19 13:38 ` [PATCH 8/8] ARM: i.MX: When generic DT image is enabled do not hardcode SoC Sascha Hauer
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