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authormidipix <writeonce@midipix.org>2016-04-16 08:01:34 -0400
committermidipix <writeonce@midipix.org>2016-04-16 08:03:30 -0400
commite8159c12c7562791bf9affed06bc0c3be849b590 (patch)
treefc76d11d5978703df96ddeefd1b9bfb55c57d39d /src/internal/slibtool_readlink_impl.h
parent660491af34cf794d71cf84a94f56dd310cdb034a (diff)
downloadslibtool-e8159c12c7562791bf9affed06bc0c3be849b590.tar.bz2
slibtool-e8159c12c7562791bf9affed06bc0c3be849b590.tar.xz
slbt_readlink(): initial implementation and integration.
Diffstat (limited to 'src/internal/slibtool_readlink_impl.h')
-rw-r--r--src/internal/slibtool_readlink_impl.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/src/internal/slibtool_readlink_impl.h b/src/internal/slibtool_readlink_impl.h
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+++ b/src/internal/slibtool_readlink_impl.h
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+/*******************************************************************/
+/* slibtool: a skinny libtool implementation, written in C */
+/* Copyright (C) 2016 Z. Gilboa */
+/* Released under the Standard MIT License; see COPYING.SLIBTOOL. */
+/*******************************************************************/
+
+#include <unistd.h>
+
+static inline int slbt_readlink(
+ const char * restrict path,
+ char * restrict buf,
+ ssize_t bufsize)
+{
+ ssize_t ret;
+
+ if ((ret = readlink(path,buf,bufsize)) <= 0)
+ return -1;
+ else if (ret == bufsize)
+ return -1;
+ else {
+ buf[ret] = '\0';
+ return 0;
+ }
+}