From 1509ed4180fa4f8808a918bd7ce8a74c1d94a91b Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Sep 02 2019 23:03:01 +0000
Subject: glue layer: __fs_{r|a|n|d}path() interfaces: use errno to indicate the error.


---

diff --git a/include/sys/fs.h b/include/sys/fs.h
index f0dd33b..efc1466 100644
--- a/include/sys/fs.h
+++ b/include/sys/fs.h
@@ -29,10 +29,8 @@ extern "C" {
 /*   buflen:     size of buffer, including null termination.               */
 /*                                                                         */
 /* return value:                                                           */
-/*   zero upon successful resolution and buffer initialization             */
-/*   negative value returned upon failure, which is the actual value       */
-/*     returned by the underlying system call; accordingly, errno          */
-/*     is _not_ set by any of the above interfaces.                        */
+/*   zero upon successful resolution and buffer initialization;            */
+/*   otherwise, -1 shall be returned and errno set to indicate the error.  */
 /*                                                                         */
 /* implementation:                                                         */
 /*   the above interfaces are async-safe, thread-safe, and re-entrant.     */
diff --git a/src/arch/nt32/fs.c b/src/arch/nt32/fs.c
index b198777..7051b04 100644
--- a/src/arch/nt32/fs.c
+++ b/src/arch/nt32/fs.c
@@ -4,23 +4,23 @@
 int __fs_rpath(int fdat, const char * path, int options,
 		char * buffer, size_t buflen)
 {
-	return __syscall(SYS_fs_rpath,fdat,path,options,buffer,buflen);
+	return syscall(SYS_fs_rpath,fdat,path,options,buffer,buflen);
 }
 
 int __fs_apath(int fdat, const char * path, int options,
 		char * buffer, size_t buflen)
 {
-	return __syscall(SYS_fs_apath,fdat,path,options,buffer,buflen);
+	return syscall(SYS_fs_apath,fdat,path,options,buffer,buflen);
 }
 
 int __fs_npath(int fdat, const char * path, int options,
 		char * buffer, size_t buflen)
 {
-	return __syscall(SYS_fs_npath,fdat,path,options,buffer,buflen);
+	return syscall(SYS_fs_npath,fdat,path,options,buffer,buflen);
 }
 
 int __fs_dpath(int fdat, const char * path, int options,
 		char * buffer, size_t buflen)
 {
-	return __syscall(SYS_fs_dpath,fdat,path,options,buffer,buflen);
+	return syscall(SYS_fs_dpath,fdat,path,options,buffer,buflen);
 }
diff --git a/src/arch/nt64/fs.c b/src/arch/nt64/fs.c
index b198777..7051b04 100644
--- a/src/arch/nt64/fs.c
+++ b/src/arch/nt64/fs.c
@@ -4,23 +4,23 @@
 int __fs_rpath(int fdat, const char * path, int options,
 		char * buffer, size_t buflen)
 {
-	return __syscall(SYS_fs_rpath,fdat,path,options,buffer,buflen);
+	return syscall(SYS_fs_rpath,fdat,path,options,buffer,buflen);
 }
 
 int __fs_apath(int fdat, const char * path, int options,
 		char * buffer, size_t buflen)
 {
-	return __syscall(SYS_fs_apath,fdat,path,options,buffer,buflen);
+	return syscall(SYS_fs_apath,fdat,path,options,buffer,buflen);
 }
 
 int __fs_npath(int fdat, const char * path, int options,
 		char * buffer, size_t buflen)
 {
-	return __syscall(SYS_fs_npath,fdat,path,options,buffer,buflen);
+	return syscall(SYS_fs_npath,fdat,path,options,buffer,buflen);
 }
 
 int __fs_dpath(int fdat, const char * path, int options,
 		char * buffer, size_t buflen)
 {
-	return __syscall(SYS_fs_dpath,fdat,path,options,buffer,buflen);
+	return syscall(SYS_fs_dpath,fdat,path,options,buffer,buflen);
 }