[hackers] [sbase] add estrndup || Jakob Kramer

From: <git_AT_suckless.org>
Date: Tue, 24 Mar 2015 23:53:41 +0100 (CET)

commit c0a3c66a84f38bd7b7a73d19cf0b4d0003d28b3d
Author: Jakob Kramer <jakob.kramer_AT_gmx.de>
Date: Wed Feb 11 01:59:04 2015 +0100

    add estrndup

diff --git a/libutil/ealloc.c b/libutil/ealloc.c
index 8e2f21e..320865d 100644
--- a/libutil/ealloc.c
+++ b/libutil/ealloc.c
_AT_@ -28,6 +28,12 @@ estrdup(const char *s)
         return enstrdup(1, s);
 }
 
+char *
+estrndup(const char *s, size_t n)
+{
+ return enstrndup(1, s, n);
+}
+
 void *
 encalloc(int status, size_t nmemb, size_t size)
 {
_AT_@ -69,3 +75,14 @@ enstrdup(int status, const char *s)
                 enprintf(status, "strdup: out of memory\n");
         return p;
 }
+
+char *
+enstrndup(int status, const char *s, size_t n)
+{
+ char *p;
+
+ p = strndup(s, n);
+ if (!p)
+ enprintf(status, "strndup: out of memory\n");
+ return p;
+}
diff --git a/util.h b/util.h
index 2efcd89..448f51e 100644
--- a/util.h
+++ b/util.h
_AT_@ -25,10 +25,12 @@ void *ecalloc(size_t, size_t);
 void *emalloc(size_t);
 void *erealloc(void *, size_t);
 char *estrdup(const char *);
+char *estrndup(const char *, size_t);
 void *encalloc(int, size_t, size_t);
 void *enmalloc(int, size_t);
 void *enrealloc(int, void *, size_t);
 char *enstrdup(int, const char *);
+char *enstrndup(int, const char *, size_t);
 
 void enprintf(int, const char *, ...);
 void eprintf(const char *, ...);
Received on Tue Mar 24 2015 - 23:53:41 CET