Don't hide temporary files by prepending a dot.

Not hiding temporary files seems to be the usual behaviour of Unix programs.

developer-xcode/libzip.xcodeproj/project.pbxproj

diff --git a/developer-xcode/libzip.xcodeproj/project.pbxproj b/developer-xcode/libzip.xcodeproj/project.pbxproj
index 08c5e07..3d3d9bd 100644
--- a/developer-xcode/libzip.xcodeproj/project.pbxproj
+++ b/developer-xcode/libzip.xcodeproj/project.pbxproj
@@ -622,7 +622,6 @@
 		4B41A2661FE15FCE005D8C91 /* clone-fs-delete.test */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = "clone-fs-delete.test"; sourceTree = "<group>"; };
 		4B41A2671FE1604E005D8C91 /* clone-fs-replace.test */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = "clone-fs-replace.test"; sourceTree = "<group>"; };
 		4B4CB5572483D7B7005C5428 /* nihtest.conf.in */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = nihtest.conf.in; sourceTree = "<group>"; };
-		4B5169A722A7993D00AA4340 /* zip_mkstempm.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = zip_mkstempm.c; sourceTree = "<group>"; };
 		4B51DDB21FDADEDF00C5CA85 /* INSTALL.md */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = net.daringfireball.markdown; path = INSTALL.md; sourceTree = "<group>"; };
 		4B51DDB31FDAE1DB00C5CA85 /* ziptool_regress.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; path = ziptool_regress.c; sourceTree = "<group>"; };
 		4B51DDC01FDAE20A00C5CA85 /* ziptool_regress */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = ziptool_regress; sourceTree = BUILT_PRODUCTS_DIR; };
@@ -1531,7 +1530,6 @@
 				4BCF3019199A2F820064207B /* zip_io_util.c */,
 				4B908F502385BE6C00886355 /* zip_libzip_version.c */,
 				4BDC721C15B1B25E00236D3C /* zip_memdup.c */,
-				4B5169A722A7993D00AA4340 /* zip_mkstempm.c */,
 				4BDC721D15B1B25E00236D3C /* zip_name_locate.c */,
 				4BDC721E15B1B25E00236D3C /* zip_new.c */,
 				4BDC721F15B1B25E00236D3C /* zip_open.c */,

lib/zip_source_file_stdio_named.c

diff --git a/lib/zip_source_file_stdio_named.c b/lib/zip_source_file_stdio_named.c
index 2bed74a..974bf52 100644
--- a/lib/zip_source_file_stdio_named.c
+++ b/lib/zip_source_file_stdio_named.c
@@ -291,7 +291,6 @@
     int mode;
     struct stat st;
     int fd;
-    const char *file_name;
     char *start, *end;
     
     if (stat(ctx->fname, &st) == 0) {
@@ -301,20 +300,11 @@
         mode = -1;
     }
     
-    if ((temp = (char *)malloc(strlen(ctx->fname) + 14)) == NULL) {
+    if ((temp = (char *)malloc(strlen(ctx->fname) + 13)) == NULL) {
         zip_error_set(&ctx->error, ZIP_ER_MEMORY, 0);
         return -1;
     }
-    
-    file_name = strrchr(ctx->fname, '/');
-    if (file_name == NULL) {
-        file_name = ctx->fname;
-    }
-    else {
-        file_name += 1;
-    }
-    sprintf(temp, "%.*s.%s.XXXXXX.part", (int)(file_name - ctx->fname), ctx->fname, file_name);
-    
+    sprintf(temp, "%s.XXXXXX.part", ctx->fname);
     end = temp + strlen(temp) - 5;
     start = end - 6;