[nasm:master] nasmlib: include macro for Mach system and fix on filename extraction

[nasm-bot f. C. S. B. <cha...@in...>]

Commit-ID:  64dd380f1e0b9298d086cdbf0ecdbda0756fb557
Gitweb:     http://repo.or.cz/w/nasm.git?a=commitdiff;h=64dd380f1e0b9298d086cdbf0ecdbda0756fb557
Author:     Chang S. Bae <cha...@in...>
AuthorDate: Mon, 24 Apr 2017 21:03:33 -0700
Committer:  H. Peter Anvin <hp...@zy...>
CommitDate: Tue, 25 Apr 2017 12:53:52 -0700

nasmlib: include macro for Mach system and fix on filename extraction

Add __MACH__ as a Unix-like system (e.g. MacOS X defines __MACH__ but
no variant of __unix__.)

Fix a reversed test in first_filename_char().

Signed-off-by: Chang S. Bae <cha...@in...>
Signed-off-by: H. Peter Anvin <hp...@zy...>


---
 nasmlib/path.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/nasmlib/path.c b/nasmlib/path.c
index fd7ea13..0cb9713 100644
--- a/nasmlib/path.c
+++ b/nasmlib/path.c
@@ -39,7 +39,7 @@
 #include "nasmlib.h"
 #include "error.h"
 
-#if defined(unix) || defined(__unix) || defined(__unix__)
+#if defined(unix) || defined(__unix) || defined(__unix__) || defined(__MACH__)
 # define separators "/"
 # define cleandirend "/"
 # define catsep '/'
@@ -93,7 +93,7 @@ static const char *first_filename_char(const char *path)
     const char *p = path + strlen(path);
 
     while (p > path) {
-        if (!ismatch(separators, p[-1]))
+        if (ismatch(separators, p[-1]))
             return p;
         p--;
     }