detect case-sensitive filesystem

4 files changed, 29 insertions, 2 deletions

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 01651d54e..39d94235a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,7 @@
 * Improve to detect Qt envirnoment and support mingw
 * Add debug and release rules to the auto-generated xmake.lua
 * [#178](https://github.com/tboox/xmake/issues/178): Modify the shared library name for mingw.
+* Support case-insensitive path pattern-matching for `add_files()` on windows
 
 ### Bug fixed
 
@@ -482,6 +483,7 @@
 * 改进Qt编译编译环境探测，增加对mingw sdk的支持
 * 在自动扫描生成的xmake.lua中增加默认debug/release规则
 * [#178](https://github.com/tboox/xmake/issues/178): 修改mingw平台下的目标名
+* 对于`add_files()`在windows上支持大小写不敏感路径模式匹配
 
 ### Bugs修复
 
diff --git a/xmake/core/base/os.lua b/xmake/core/base/os.lua
index 4820fa3a1..c0f86c805 100644
--- a/xmake/core/base/os.lua
+++ b/xmake/core/base/os.lua
@@ -851,6 +851,30 @@ function os.isroot()
     return os.uid().euid == 0
 end
 
+-- is case-insensitive filesystem?
+function os.fscase()
+    if os._FSCASE == nil then
+        if os.host() == "windows" then
+            os._FSCASE = false
+        else
+
+            -- get temporary directory
+            local tmpdir = os.tmpdir()
+
+            -- attempt to detect it
+            local file = os.filedirs(path.join(tmpdir, "**"), function (file, isdir) return false end)
+            if file and #file > 0 then
+                local file1 = file[1]
+                local file2 = file1:gsub(".",  function (ch) return (ch >= 'a' and ch <= 'z') and ch:upper() or ch:lower() end)
+                os._FSCASE = not (os.exists(file1) and os.exists(file2))
+            else
+                os._FSCASE = true
+            end
+        end
+    end
+    return os._FSCASE
+end
+
 -- set values to environment variable 
 function os.setenv(name, ...)
 
diff --git a/xmake/core/base/path.lua b/xmake/core/base/path.lua
index 19189ee90..61fd2acda 100644
--- a/xmake/core/base/path.lua
+++ b/xmake/core/base/path.lua
@@ -119,8 +119,8 @@ function path.pattern(pattern)
     pattern = pattern:gsub("\001", ".*")
     pattern = pattern:gsub("\002", "[^/]*")
 
-    -- case-insensitive for windows path
-    if os.host() == "windows" then
+    -- case-insensitive filesystem?
+    if not os.fscase() then
         pattern = string.ipattern(pattern, true)
     end
     return pattern
diff --git a/xmake/core/sandbox/modules/os.lua b/xmake/core/sandbox/modules/os.lua
index e029588d5..ddf5105cd 100644
--- a/xmake/core/sandbox/modules/os.lua
+++ b/xmake/core/sandbox/modules/os.lua
@@ -45,6 +45,7 @@ sandbox_os.argw         = os.argw
 sandbox_os.mtime        = os.mtime
 sandbox_os.sleep        = os.sleep
 sandbox_os.raise        = os.raise
+sandbox_os.fscase       = os.fscase
 sandbox_os.isroot       = os.isroot
 sandbox_os.mclock       = os.mclock
 sandbox_os.nuldev       = os.nuldev