From: Ralph Corderoy <ralph@inputplus.co.uk>
Date: Sun, 23 Oct 2016 23:11:42 +0000 (+0100)
Subject: sbr/utils.c: Add HasSuffix(s, suffix).
X-Git-Url: https://diplodocus.org/git/nmh/commitdiff_plain/c525020c77134b8832587755b7c05764a0516d80?hp=dcf4ca6104c1085214bc110f0bb636fed0f64019

sbr/utils.c: Add HasSuffix(s, suffix).

HasSuffix returns true if non-NULL s ends with non-NULL suffix.
---

diff --git a/h/utils.h b/h/utils.h
index c8384b39..fe054931 100644
--- a/h/utils.h
+++ b/h/utils.h
@@ -64,6 +64,7 @@ char *rfind_str (const char [], size_t, const char *);
 char *nmh_strcasestr (const char *, const char *);
 
 bool HasPrefix(const char *s, const char *prefix);
+bool HasSuffix(const char *s, const char *suffix);
 bool HasSuffixC(const char *s, int c);
 void TrimSuffixC(char *s, int c);
 void ToLower(char *s);
diff --git a/sbr/utils.c b/sbr/utils.c
index 2e61df89..d6a96d84 100644
--- a/sbr/utils.c
+++ b/sbr/utils.c
@@ -370,6 +370,18 @@ bool HasPrefix(const char *s, const char *prefix)
 }
 
 
+/* HasSuffix returns true if non-NULL s ends with non-NULL suffix. */
+bool HasSuffix(const char *s, const char *suffix)
+{
+    size_t ls, lsuf;
+
+    ls = strlen(s);
+    lsuf = strlen(suffix);
+
+    return lsuf <= ls && !strcmp(s + ls - lsuf, suffix);
+}
+
+
 /* HasSuffixC returns true if non-NULL string s ends with a c before the
  * terminating NUL. */
 bool HasSuffixC(const char *s, int c)