X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fclean-temp.h;h=6e7c3e6c9179fd691fdfbda279ebe1db00a8cfaa;hb=a6e1a4f043426844c43f4a2967c019d3ff3b1917;hp=c564addacc86587a8280a8866be8619e19c756e5;hpb=0a62266097226ade8e0bdcda3d733542144baaeb;p=gnulib.git diff --git a/lib/clean-temp.h b/lib/clean-temp.h index c564addac..6e7c3e6c9 100644 --- a/lib/clean-temp.h +++ b/lib/clean-temp.h @@ -20,6 +20,8 @@ #define _CLEAN_TEMP_H #include +#include +#include #ifdef __cplusplus extern "C" { @@ -32,6 +34,10 @@ extern "C" { also - if no signal blocking is used - leaves a time window where a fatal signal would not clean up the temporary file. + Also, open file descriptors need to be closed before the temporary files + and the temporary directories can be removed, because only on Unix + (excluding Cygwin) can one remove directories containing open files. + This module provides support for temporary directories and temporary files inside these temporary directories. Temporary files without temporary directories are not supported here. */ @@ -83,20 +89,42 @@ extern void register_temp_subdir (struct temp_dir *dir, extern void unregister_temp_subdir (struct temp_dir *dir, const char *absolute_dir_name); -/* Remove the given ABSOLUTE_FILE_NAME and unregister it. */ -extern void cleanup_temp_file (struct temp_dir *dir, - const char *absolute_file_name); +/* Remove the given ABSOLUTE_FILE_NAME and unregister it. + Return 0 upon success, or -1 if there was some problem. */ +extern int cleanup_temp_file (struct temp_dir *dir, + const char *absolute_file_name); -/* Remove the given ABSOLUTE_DIR_NAME and unregister it. */ -extern void cleanup_temp_subdir (struct temp_dir *dir, - const char *absolute_dir_name); +/* Remove the given ABSOLUTE_DIR_NAME and unregister it. + Return 0 upon success, or -1 if there was some problem. */ +extern int cleanup_temp_subdir (struct temp_dir *dir, + const char *absolute_dir_name); -/* Remove all registered files and subdirectories inside DIR. */ -extern void cleanup_temp_dir_contents (struct temp_dir *dir); +/* Remove all registered files and subdirectories inside DIR. + Return 0 upon success, or -1 if there was some problem. */ +extern int cleanup_temp_dir_contents (struct temp_dir *dir); /* Remove all registered files and subdirectories inside DIR and DIR itself. - DIR cannot be used any more after this call. */ -extern void cleanup_temp_dir (struct temp_dir *dir); + DIR cannot be used any more after this call. + Return 0 upon success, or -1 if there was some problem. */ +extern int cleanup_temp_dir (struct temp_dir *dir); + +/* Open a temporary file in a temporary directory. + Registers the resulting file descriptor to be closed. */ +extern int open_temp (const char *file_name, int flags, mode_t mode); +extern FILE * fopen_temp (const char *file_name, const char *mode); + +/* Close a temporary file in a temporary directory. + Unregisters the previously registered file descriptor. */ +extern int close_temp (int fd); +extern int fclose_temp (FILE *fp); + +/* Like fwriteerror. + Unregisters the previously registered file descriptor. */ +extern int fwriteerror_temp (FILE *fp); + +/* Like close_stream. + Unregisters the previously registered file descriptor. */ +extern int close_stream_temp (FILE *fp); #ifdef __cplusplus