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-rw-r--r--Source/cmFileCommand.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/Source/cmFileCommand.h b/Source/cmFileCommand.h
index b4aa903a0..5973fa732 100644
--- a/Source/cmFileCommand.h
+++ b/Source/cmFileCommand.h
@@ -87,9 +87,11 @@ public:
" [TLS_VERIFY on|off] [TLS_CAINFO file])\n"
" file(UPLOAD filename url [INACTIVITY_TIMEOUT timeout]\n"
" [TIMEOUT timeout] [STATUS status] [LOG log] [SHOW_PROGRESS])\n"
+ " file(TIMESTAMP filename variable [<format string>] [UTC])\n"
"WRITE will write a message into a file called 'filename'. It "
"overwrites the file if it already exists, and creates the file "
- "if it does not exist.\n"
+ "if it does not exist. (If the file is a build input, use "
+ "configure_file to update the file only when its content changes.)\n"
"APPEND will write a message into a file same as WRITE, except "
"it will append it to the end of the file\n"
"READ will read the content of a file and store it into the "
@@ -199,6 +201,12 @@ public:
"If SHOW_PROGRESS is specified, progress information will be printed "
"as status messages until the operation is complete."
"\n"
+ "TIMESTAMP will write a string representation of "
+ "the modification time of filename to variable.\n"
+ "Should the command be unable to obtain a timestamp "
+ "variable will be set to the empty string \"\".\n"
+ "See documentation of the string TIMESTAMP sub-command for more details."
+ "\n"
"The file() command also provides COPY and INSTALL signatures:\n"
" file(<COPY|INSTALL> files... DESTINATION <dir>\n"
" [FILE_PERMISSIONS permissions...]\n"
@@ -259,6 +267,8 @@ protected:
bool HandleInstallCommand(std::vector<std::string> const& args);
bool HandleDownloadCommand(std::vector<std::string> const& args);
bool HandleUploadCommand(std::vector<std::string> const& args);
+
+ bool HandleTimestampCommand(std::vector<std::string> const& args);
};