darling-zip/zip/patch-Apple

diff -up ./tailor.h ../zip.Apple/tailor.h
--- ./tailor.h	2008-05-06 21:38:12.000000000 -0700
+++ ../zip.Apple/tailor.h	2008-09-22 17:24:13.000000000 -0700
@@ -707,7 +707,11 @@ typedef struct ztimbuf {
 # define zstat stat
 # define zfstat fstat
 # define zlstat lstat
+#ifdef __APPLE__
+# define zfseeko fseeko
+#else
 # define zfseeko fseek
+#endif
 # define zftello ftell
 # define zfopen fopen
 # define zfdopen fdopen
diff -up ./zip.c ../zip.Apple/zip.c
--- ./zip.c	2008-07-05 12:34:06.000000000 -0700
+++ ../zip.Apple/zip.c	2008-09-22 17:24:13.000000000 -0700
@@ -15,6 +15,7 @@
 
 #include "zip.h"
 #include <time.h>       /* for tzset() declaration */
+#include <spawn.h>		/* posix_spawnp */
 #if defined(WIN32) || defined(WINDLL)
 #  define WIN32_LEAN_AND_MEAN
 #  include <windows.h>
@@ -924,7 +925,7 @@ local void help_extended()
 "  -TT cmd   use command cmd instead of 'unzip -tqq' to test archive",
 "             On Unix, to use unzip in current directory, could use:",
 "               zip archive file1 file2 -T -TT \"./unzip -tqq\"",
-"             In cmd, {} replaced by temp archive path, else temp appended.",
+/*"             In cmd, {} replaced by temp archive path, else temp appended.",*/
 "             The return code is checked for success (0 on Unix)",
 "",
 "Fixing archives:",
@@ -1028,8 +1029,7 @@ local void help_extended()
 
   for (i = 0; i < sizeof(text)/sizeof(char *); i++)
   {
-    printf(text[i]);
-    putchar('\n');
+    puts(text[i]);
   }
 #ifdef DOS
   check_for_windows("Zip");
@@ -1225,8 +1225,7 @@ local void version_info()
             CR_MAJORVER, CR_MINORVER, CR_BETA_VER, CR_VERSION_DATE);
   for (i = 0; i < sizeof(cryptnote)/sizeof(char *); i++)
   {
-    printf(cryptnote[i]);
-    putchar('\n');
+    puts(cryptnote[i]);
   }
   ++i;  /* crypt support means there IS at least one compilation option */
 #endif /* CRYPT */
@@ -1423,83 +1422,78 @@ local void check_zipfile(zipname, zippat
   if (status != 0) {
 
 #else /* (MSDOS && !__GO32__) || __human68k__ */
-  char *cmd;
   int result;
 
   /* Tell picky compilers to shut up about unused variables */
   zippath = zippath;
 
   if (unzip_path) {
+    char *argv[3];
+    int argc = 0;
+    int rc;
+    pid_t pid;
     /* user gave us a path to some unzip (may not be UnZip) */
-    char *here;
-    int len;
 
-    /* Replace first {} with archive name.  If no {} append name to string. */
-    here = strstr(unzip_path, "{}");
-
-    if ((cmd = malloc(strlen(unzip_path) + strlen(zipname) + 3)) == NULL) {
-      ziperr(ZE_MEM, "building command string for testing archive");
+    if (strstr(unzip_path, "{}")) {
+      ziperr(ZE_PARMS, "{} in -TT not supported");
     }
+    argv[argc] = unzip_path;
+    argc++;
+    argv[argc] = zipname;
+    argc++;
+    argv[argc] = NULL;
 
-    if (here) {
-      /* have {} so replace with temp name */
-      len = here - unzip_path;
-      strcpy(cmd, unzip_path);
-      cmd[len] = '\0';
-      strcat(cmd, " ");
-# ifdef UNIX
-      strcat(cmd, "'");    /* accept space or $ in name */
-      strcat(cmd, zipname);
-      strcat(cmd, "'");
-# else
-      strcat(cmd, zipname);
-# endif
-      strcat(cmd, " ");
-      strcat(cmd, here + 2);
-    } else {
-      /* No {} so append temp name to end */
-      strcpy(cmd, unzip_path);
-      strcat(cmd, " ");
-# ifdef UNIX
-      strcat(cmd, "'");    /* accept space or $ in name */
-      strcat(cmd, zipname);
-      strcat(cmd, "'");
-# else
-      strcat(cmd, zipname);
-# endif
-    }
+    rc = posix_spawnp(&pid, argv[0], NULL, NULL, argv, NULL);
     free(unzip_path);
     unzip_path = NULL;
-
+    if (rc == 0) {
+       int status;
+       waitpid(pid, &status, 0);
+       if (WIFEXITED(status))
+	 result = WEXITSTATUS(status);
+       else
+	 result = 1;
+    } else
+      result = 1;
   } else {
-    if ((cmd = malloc(20 + strlen(zipname))) == NULL) {
-      ziperr(ZE_MEM, "building command string for testing archive");
-    }
-
-    strcpy(cmd, "unzip -t ");
+    char *argv[10];
+    int argc = 0;
+    pid_t pid;
+    int rc;
+
+    argv[argc] = "unzip";
+    argc++;
+    argv[argc] = "-t";
+    argc++;
 # ifdef QDOS
-    strcat(cmd, "-Q4 ");
+    argv[argc] = "-Q4";
+    argc++;
 # endif
-    if (!verbose) strcat(cmd, "-qq ");
+    if (!verbose) {
+      argv[argc] = "-qq";
+      argc++;
+    }
     if (check_unzip_version("unzip") == 0)
       ZIPERR(ZE_TEST, zipfile);
-
-# ifdef UNIX
-    strcat(cmd, "'");    /* accept space or $ in name */
-    strcat(cmd, zipname);
-    strcat(cmd, "'");
-# else
-    strcat(cmd, zipname);
-# endif
+    argv[argc] = zipname;
+    argc++;
+    argv[argc] = NULL;
+    rc = posix_spawnp(&pid, argv[0], NULL, NULL, argv, NULL);
+    if (rc == 0) {
+       int status;
+       waitpid(pid, &status, 0);
+       if (WIFEXITED(status))
+	 result = WEXITSTATUS(status);
+       else
+	 result = 1;
+    } else
+      result = 1;
   }
 
-  result = system(cmd);
 # ifdef VMS
   /* Convert success severity to 0, others to non-zero. */
   result = ((result & STS$M_SEVERITY) != STS$M_SUCCESS);
 # endif /* def VMS */
-  free(cmd);
-  cmd = NULL;
   if (result) {
 #endif /* ?((MSDOS && !__GO32__) || __human68k__) */
 
@@ -4373,7 +4367,7 @@ char **argv;            /* command line 
                    z->trash ? "up to date" : "missing or early");
         }
         else if (diff_mode && tf == z->tim &&
-                 ((isdirname && (zoff_t)usize == -1) || (usize == z->len))) {
+                 ((isdirname && usize == (uzoff_t)~0) || (usize == (uzoff_t)z->len))) {
           /* if in diff mode only include if file time or size changed */
           /* usize is -1 for directories */
           z->mark = 0;
@@ -4381,7 +4375,7 @@ char **argv;            /* command line 
         else {
           /* usize is -1 for directories and -2 for devices */
           if (tf == z->tim &&
-              ((z->len == 0 && (zoff_t)usize == -1)
+              ((z->len == 0 && usize == (uzoff_t)~0)
                || usize == z->len)) {
             /* FileSync uses the current flag */
             /* Consider an entry current if file time is the same
@@ -4993,7 +4987,7 @@ char **argv;            /* command line 
     if (z->mark == 1)
     {
       uzoff_t len;
-      if ((zoff_t)z->len == -1)
+      if (z->len == (uzoff_t)~0)
         /* device */
         len = 0;
       else