Introduced a default definition for PATH_MAX.

demo/demo.c

@@ -65,6 +65,11 @@ static char helptext[][80] = {
 #include <fcntl.h>
 #include <err.h>
 
+#ifndef PATH_MAX
+#define PATH_MAX Libisofs_default_path_maX
+#endif
+
+
 /* ------------------------- from demo/tree.c ----------------------- */
 
 static void

demo/iso_read.c

@@ -10,6 +10,12 @@
 
 #include "libisofs.h"
 
+
+#ifndef PATH_MAX
+#define PATH_MAX Libisofs_default_path_maX
+#endif
+
+
 static void
 print_permissions(mode_t mode)
 {

demo/lsl.c

@@ -13,6 +13,12 @@
 #include <stdlib.h>
 #include <limits.h>
 
+
+#ifndef PATH_MAX
+#define PATH_MAX Libisofs_default_path_maX
+#endif
+
+
 /*
  * Little test program to test filesystem implementations.
  * 

libisofs/builder.c

@@ -21,6 +21,11 @@
 #include <limits.h>
 
 
+#ifndef PATH_MAX
+#define PATH_MAX Libisofs_default_path_maX
+#endif
+
+
 
 void iso_node_builder_ref(IsoNodeBuilder *builder)
 {

libisofs/filesrc.c

@@ -23,6 +23,11 @@
 #include <limits.h>
 
 
+#ifndef PATH_MAX
+#define PATH_MAX Libisofs_default_path_maX
+#endif
+
+
 int iso_file_src_cmp(const void *n1, const void *n2)
 {
     int ret;

libisofs/fs_image.c

@@ -30,6 +30,11 @@
 #include <stdio.h>
 
 
+#ifndef PATH_MAX
+#define PATH_MAX Libisofs_default_path_maX
+#endif
+
+
 /**
  * Options for image reading.
  * There are four kind of options:

libisofs/libisofs.h

@@ -4689,6 +4689,11 @@ int iso_local_set_attrs(char *disk_path, size_t num_attrs, char **names,
                         size_t *value_lengths, char **values, int flag);
 
 
+/* Default in case that the compile environment has no macro PATH_MAX.
+*/
+#define Libisofs_default_path_maX 4096
+
+
 /* --------------------------- Filters in General -------------------------- */
 
 /*

libisofs/node.c

@@ -22,6 +22,12 @@
 #include <limits.h>
 #include <stdio.h>
 
+
+#ifndef PATH_MAX
+#define PATH_MAX Libisofs_default_path_maX
+#endif
+
+
 struct dir_iter_data
 {
     /* points to the last visited child, to NULL before start */

libisofs/stream.c

@@ -17,6 +17,12 @@
 #include <limits.h>
 #include <stdio.h>
 
+
+#ifndef PATH_MAX
+#define PATH_MAX Libisofs_default_path_maX
+#endif
+
+
 ino_t serial_id = (ino_t)1;
 ino_t mem_serial_id = (ino_t)1;
 ino_t cut_out_serial_id = (ino_t)1;

libisofs/tree.c

@@ -25,6 +25,12 @@
 #include <stdio.h>
 #include <fnmatch.h>
 
+
+#ifndef PATH_MAX
+#define PATH_MAX Libisofs_default_path_maX
+#endif
+
+
 /**
  * Add a new directory to the iso tree.
  *