jartool.c (add_to_jar): Only compare file to jarfile if jarfile is non-NULL.

	* jartool.c (add_to_jar): Only compare file to jarfile if jarfile is
	non-NULL.

	* configure.in (AC_CHECK_HEADERS): Add limits.h.
	* configure, config.h.in: Rebuilt.

From-SVN: r58990

fastjar/ChangeLog

+2002-10-10  Jakub Jelinek  <jakub@redhat.com>
+
+	* jartool.c (add_to_jar): Only compare file to jarfile if jarfile is
+	non-NULL.
+
+	* configure.in (AC_CHECK_HEADERS): Add limits.h.
+	* configure, config.h.in: Rebuilt.
+
 2002-11-07  Tom Tromey  <tromey@redhat.com>
 
 	* dostime.c: Rewrote from scratch.

fastjar/config.h.in

@@ -21,6 +21,9 @@
 /* Define if you have the <stdlib.h> header file.  */
 #undef HAVE_STDLIB_H
 
+/* Define if you have the <limits.h> header file.  */
+#undef HAVE_LIMITS_H
+
 /* Define if you have the <sys/dir.h> header file.  */
 #undef HAVE_SYS_DIR_H
 

fastjar/configure

@@ -1691,7 +1691,7 @@ EOF
 
 fi
 
-for ac_hdr in fcntl.h unistd.h sys/param.h stdlib.h
+for ac_hdr in fcntl.h unistd.h sys/param.h stdlib.h limits.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6

fastjar/configure.in

@@ -24,7 +24,7 @@ dnl Checks for header files.
 AC_HEADER_DIRENT
 AC_HEADER_STDC
 AC_STRUCT_TM
-AC_CHECK_HEADERS(fcntl.h unistd.h sys/param.h stdlib.h)
+AC_CHECK_HEADERS(fcntl.h unistd.h sys/param.h stdlib.h limits.h)
 
 dnl Checks for typedefs, structures, and compiler characteristics.
 AC_TYPE_OFF_T

fastjar/jartool.c

@@ -843,7 +843,7 @@ int add_to_jar(int fd, const char *new_dir, const char *file){
     }
   }
 
-  if(!strcmp(file, jarfile)){
+  if(jarfile && !strcmp(file, jarfile)){
     if(verbose)
       printf("skipping: %s\n", file);
     return 0;  /* we don't want to add ourselves.. */
@@ -924,7 +924,8 @@ int add_to_jar(int fd, const char *new_dir, const char *file){
     while(!use_explicit_list_only && (de = readdir(dir)) != NULL){
       if(de->d_name[0] == '.')
         continue;
-      if(!strcmp(de->d_name, jarfile)){ /* we don't want to add ourselves.  Believe me */
+      if(jarfile && !strcmp(de->d_name, jarfile)){
+	/* we don't want to add ourselves.  Believe me */
         if(verbose)
           printf("skipping: %s\n", de->d_name);
         continue;