Bug#685858: yodl: FTBFS on hurd-i386

[Svante Signell <svante.signell@telia.com>]

Source: yodl
Version: 3.00.0-6
Severity: Important
Usertags: hurd
User: debian-hurd@lists.debian.org

Hi, the attached patch enables yodl to build on GNU/Hurd again. The
patch includes usage of features specified by POSIX 2008! 

Thanks!



diff -ur yodl-3.00.0/src/lexer/lchdir.c yodl-3.00.0.new/src/lexer/lchdir.c
--- yodl-3.00.0/src/lexer/lchdir.c	2010-11-08 17:09:36.000000000 +0100
+++ yodl-3.00.0.new/src/lexer/lchdir.c	2012-08-22 15:52:06.000000000 +0200
@@ -7,12 +7,22 @@
 {
 // fprintf(stderr, "CHANGING WD\n");
  
+#if (_POSIX_VERSION >= 200809L)
+    char *resolved = NULL;
+    bool cdOK = false;
+    resolved =  realpath(media_filename(lp->d_media_ptr), NULL);
+    if (resolved != NULL) cdOK = true;
+#else
     char resolved[PATH_MAX];
     bool cdOK =  realpath(media_filename(lp->d_media_ptr), resolved) != NULL;
+#endif
     if (cdOK)
     {
         *(strrchr(resolved, '/') + 1) = 0;
         cdOK = chdir(resolved) == 0;
+#if (_POSIX_VERSION >= 200809L)
+        free(resolved);
+#endif
     }
     if (!cdOK)
     {
diff -ur yodl-3.00.0/src/new/newgetcwd.c yodl-3.00.0.new/src/new/newgetcwd.c
--- yodl-3.00.0/src/new/newgetcwd.c	2010-11-08 15:50:47.000000000 +0100
+++ yodl-3.00.0.new/src/new/newgetcwd.c	2012-08-24 15:02:44.000000000 +0200
@@ -2,11 +2,18 @@
 
 char *new_getcwd()
 {
+#if (_POSIX_VERSION >= 200809L)
+    char *cwd =  NULL;
+
+    cwd = getcwd(NULL, 0);
+    if (cwd == NULL && message_show(MSG_ALERT))
+            message("Can't determine current working directory");
+#else
     char *cwd =  n_malloc(PATH_MAX + 1);
 
     if (!getcwd(cwd, PATH_MAX) && message_show(MSG_ALERT))
             message("Can't determine current working directory");
-    
+#endif    
     size_t length = strlen(cwd);
     if (cwd[length - 1] != '/')
     {