Move strend() to lib/lib.c

2 files changed, 10 insertions, 0 deletions

diff --git a/lib/lib.c b/lib/lib.c
index f6776142..ceced263 100644
--- a/lib/lib.c
+++ b/lib/lib.c
@@ -392,6 +392,15 @@ int unescape(char c)
   return (idx == -1) ? 0 : to[idx];
 }
 
+char *strend(char *str, char *suffix)
+{
+  long a = strlen(str), b = strlen(suffix);
+
+  if (a>b && !strcmp(str += a-b, suffix)) return str;
+
+  return 0;
+}
+
 // If *a starts with b, advance *a past it and return 1, else return 0;
 int strstart(char **a, char *b)
 {
diff --git a/lib/lib.h b/lib/lib.h
index d3f9b1dd..efdc1fa4 100644
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -206,6 +206,7 @@ char *strlower(char *s);
 char *strafter(char *haystack, char *needle);
 char *chomp(char *s);
 int unescape(char c);
+char *strend(char *str, char *suffix);
 int strstart(char **a, char *b);
 off_t fdlength(int fd);
 void loopfiles_rw(char **argv, int flags, int permissions,