X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=libcfs%2Flibcfs%2Fuser-prim.c;h=2c03cb778fb86e23f65d7bebdc9073b43a401c0b;hb=317ebf88af58e9d9235c90f84b112e931ae69b43;hp=e6aaaeac996ee359128e646b787db70d08decd1a;hpb=1364ab2c166d69bc857a729f3eff2c965db847c9;p=fs%2Flustre-release.git

diff --git a/libcfs/libcfs/user-prim.c b/libcfs/libcfs/user-prim.c
index e6aaaea..2c03cb7 100644
--- a/libcfs/libcfs/user-prim.c
+++ b/libcfs/libcfs/user-prim.c
@@ -46,6 +46,7 @@
 
 #ifndef __KERNEL__
 
+#include <string.h>
 #include <libcfs/libcfs.h>
 
 /*
@@ -124,7 +125,7 @@ void cfs_waitq_wait(struct cfs_waitlink *link, cfs_task_state_t state)
         (void)link;
 
         /* well, wait for something to happen */
-        cfs_call_wait_handler(0);
+	call_wait_handler(0);
 }
 
 int64_t cfs_waitq_timedwait(struct cfs_waitlink *link, cfs_task_state_t state,
@@ -132,7 +133,7 @@ int64_t cfs_waitq_timedwait(struct cfs_waitlink *link, cfs_task_state_t state,
 {
         LASSERT(link != NULL);
         (void)link;
-        cfs_call_wait_handler(timeout);
+	call_wait_handler(timeout);
         return 0;
 }
 
@@ -263,6 +264,49 @@ gid_t cfs_curproc_fsgid(void)
         return getgid();
 }
 
+#ifndef HAVE_STRLCPY /* not in glibc for RHEL 5.x, remove when obsolete */
+size_t strlcpy(char *tgt, const char *src, size_t tgt_len)
+{
+	int src_len = strlen(src);
+
+	strncpy(tgt, src, tgt_len - 1);
+	tgt[tgt_len - 1] = '\0';
+
+	return src_len + 1;
+}
+#endif
+
+#ifndef HAVE_STRLCAT /* not in glibc for RHEL 5.x, remove when obsolete */
+size_t strlcat(char *tgt, const char *src, size_t size)
+{
+	size_t tgt_len = strlen(tgt);
+
+	if (size > tgt_len) {
+		strncat(tgt, src, size - tgt_len - 1);
+		tgt[size - 1] = '\0';
+	}
+
+	return tgt_len + strlen(src);
+}
+#endif
+
+/* Read the environment variable of current process specified by @key. */
+int cfs_get_environ(const char *key, char *value, int *val_len)
+{
+	char *entry;
+	int len;
+
+	entry = getenv(key);
+	if (entry == NULL)
+		return -ENOENT;
+
+	len = strlcpy(value, entry, *val_len);
+	if (len >= *val_len)
+		return -EOVERFLOW;
+
+	return 0;
+}
+
 void cfs_enter_debugger(void)
 {
         /*