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authorXavier ASUS <xavi92psx@gmail.com>2019-10-18 00:31:54 +0200
committerXavier ASUS <xavi92psx@gmail.com>2019-10-18 00:31:54 +0200
commit268a53de823a6750d6256ee1fb1e7707b4b45740 (patch)
tree42c1799a9a82b2f7d9790ee9fe181d72a7274751 /support/sdbinutils/libiberty/strnlen.c
downloadsdcc-gas-268a53de823a6750d6256ee1fb1e7707b4b45740.tar.gz
sdcc-3.9.0 fork implementing GNU assembler syntax
This fork aims to provide better support for stm8-binutils
Diffstat (limited to 'support/sdbinutils/libiberty/strnlen.c')
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diff --git a/support/sdbinutils/libiberty/strnlen.c b/support/sdbinutils/libiberty/strnlen.c
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+/* Portable version of strnlen.
+ This function is in the public domain. */
+
+/*
+
+@deftypefn Supplemental size_t strnlen (const char *@var{s}, size_t @var{maxlen})
+
+Returns the length of @var{s}, as with @code{strlen}, but never looks
+past the first @var{maxlen} characters in the string. If there is no
+'\0' character in the first @var{maxlen} characters, returns
+@var{maxlen}.
+
+@end deftypefn
+
+*/
+
+#include "config.h"
+
+#include <stddef.h>
+
+size_t
+strnlen (const char *s, size_t maxlen)
+{
+ size_t i;
+
+ for (i = 0; i < maxlen; ++i)
+ if (s[i] == '\0')
+ break;
+ return i;
+}