From bbb638e508bb3b5392d91327fd4b8edc32226b8e Mon Sep 17 00:00:00 2001
From: Robert Pengelly <robertapengelly@hotmail.com>
Date: Mon, 13 Oct 2025 03:49:12 +0100
Subject: [PATCH] Replaced tmpfile for UNIX and WIN32

---
 delete.c  |  2 +-
 lib.c     | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 lib.h     |  3 +++
 ranlib.c  |  2 +-
 replace.c |  2 +-
 5 files changed, 58 insertions(+), 3 deletions(-)

diff --git a/delete.c b/delete.c
index fdf6cd2..3649ff2 100644
--- a/delete.c
+++ b/delete.c
@@ -11,7 +11,7 @@
 
 void delete (FILE *arfp, const char *fname) {
 
-    FILE *tfp = tmpfile ();
+    FILE *tfp = get_temp_file ();
     long bytes, len, read;
     
     const char *name;
diff --git a/lib.c b/lib.c
index cde14cb..fa03cc4 100644
--- a/lib.c
+++ b/lib.c
@@ -1,6 +1,12 @@
 /******************************************************************************
  * @file            lib.c
  *****************************************************************************/
+#if     defined (unix) || defined (__unix) || defined (__unix__) || defined (__APPLE__)
+# ifndef    _POSIX_C_SOURCE
+#  define       _POSIX_C_SOURCE         200809L
+# endif
+#endif
+
 #include    <limits.h>
 #include    <stdio.h>
 #include    <stdlib.h>
@@ -262,3 +268,49 @@ void *xrealloc (void *__ptr, unsigned long __size) {
     return ptr;
 
 }
+
+
+#if     defined (unix) || defined (__unix) || defined (__unix__) || defined (__APPLE__)
+FILE *get_temp_file (void) {
+
+    char *temp_path = "/tmp", *template;
+    int fd;
+    
+    template = xmalloc (strlen (temp_path) + 1 + 10 + 1);
+    sprintf (template, "%s/sarXXXXXX", temp_path);
+    
+    if (!(fd = mkstemp (template))) {
+        return 0;
+    }
+    
+    return fdopen (fd, "w+b");
+
+}
+#elif   defined (_WIN32)
+# include   <windows.h>
+
+# ifndef    MAX_PATH
+#  define       MAX_PATH                206
+# endif
+
+FILE *get_temp_file (void) {
+
+    char temp_path[MAX_PATH + 1] = { 0 };
+    char full_path[MAX_PATH + 1] = { 0 };
+    
+    if (!GetTempPath (MAX_PATH + 1, temp_path)) {
+        return 0;
+    }
+    
+    if (!GetTempFileName (temp_path, "sar", 0, full_path)) {
+        return 0;
+    }
+    
+    return fopen (full_path, "w+b");
+
+}
+#else
+FILE *get_temp_file (void) {
+    return tmpfile ();
+}
+#endif
diff --git a/lib.h b/lib.h
index b86c800..52f1f48 100644
--- a/lib.h
+++ b/lib.h
@@ -15,4 +15,7 @@ void parse_args (int argc, char **argv, int optind);
 void *xmalloc (unsigned long __size);
 void *xrealloc (void *__ptr, unsigned long __size);
 
+#include    <stdio.h>
+FILE *get_temp_file (void);
+
 #endif      /* _LIB_H */
diff --git a/ranlib.c b/ranlib.c
index ce3aaa1..61eec68 100644
--- a/ranlib.c
+++ b/ranlib.c
@@ -624,7 +624,7 @@ static void omf_get_symbols (void *object, char *filename, uint64_t bytes, int64
 
 void ranlib (FILE *arfp) {
 
-    FILE *tfp = tmpfile ();
+    FILE *tfp = get_temp_file ();
     
     struct ar_header header;
     long i, j, len, read, val;
diff --git a/replace.c b/replace.c
index f222154..876df8a 100644
--- a/replace.c
+++ b/replace.c
@@ -11,7 +11,7 @@
 
 void replace (FILE *arfp, const char *fname) {
 
-    FILE *tfp = tmpfile ();
+    FILE *tfp = get_temp_file ();
     long bytes, len, read;
     
     const char *name;
-- 
2.34.1