X-Git-Url: https://git.llucax.com/software/libev.git/blobdiff_plain/d5b686568688adf526735190000d81a260db6c36..54ae3adf55df78d268cd7f1633f5e7d44f687db2:/README.embed?ds=inline diff --git a/README.embed b/README.embed index 1d04427..2d2b708 100644 --- a/README.embed +++ b/README.embed @@ -1,6 +1,6 @@ EMBEDDING THE LIBEV CODE INTO YOUR OWN PROGRAMS - Instead of building the libev library you cna also include the code + Instead of building the libev library you can also include the code as-is into your programs. To update, you only have to copy a few files into your source tree. @@ -8,6 +8,8 @@ EMBEDDING THE LIBEV CODE INTO YOUR OWN PROGRAMS FILESETS + CORE EVENT LOOP + To include only the libev core (all the ev_* functions): #define EV_STANDALONE 1 @@ -15,11 +17,17 @@ FILESETS This will automatically include ev.h, too, and should be done in a single C source file only to provide the function implementations. To - use it, do the same for ev.h in all users: + use it, do the same for ev.h in all files wishing to use this API + (best done by writing a wrapper around ev.h that you can include + instead and where you can put other configuration options): #define EV_STANDALONE 1 #include "ev.h" + Both header files and implementation files can be compiled with a C++ + compiler (at least, thats a stated goal, and breakage will be treated + as a bug). + You need the following files in your source tree, or in a directory in your include path (e.g. in libev/ when using -Ilibev): @@ -27,13 +35,17 @@ FILESETS ev.c ev_vars.h ev_wrap.h - ev_select.c only when select backend is enabled (which is by default) + ev_win32.c + + ev_select.c only when select backend is enabled (which is is by default) ev_poll.c only when poll backend is enabled (disabled by default) ev_epoll.c only when the epoll backend is enabled (disabled by default) ev_kqueue.c only when the kqueue backend is enabled (disabled by default) "ev.c" includes the backend files directly when enabled. + LIBEVENT COMPATIBILITY API + To include the libevent compatibility API, also include: #include "event.c" @@ -63,6 +75,12 @@ PREPROCESSOR SYMBOLS will also not define any of the structs usually found in "event.h" that are not directly supported by libev code alone. + EV_H + + The name of the ev.h header file used to include it. The default + if undefined is in event.h and "ev.h" in ev.c. This can be used + to virtually rename the ev.h header file + EV_USE_MONOTONIC If undefined or defined to be "1", libev will try to detect the @@ -86,6 +104,15 @@ PREPROCESSOR SYMBOLS done: if no other method takes over, select will be it. Otherwise the select backend will not be compiled in. + EV_SELECT_USE_WIN32_HANDLES + + When defined to 1, the select backend will assume that select + doesn't understand file descriptors but wants osf handles on + win32 (this is the case when the select to be used is the winsock + select). This means that it will call _get_osfhandle on the fd to + convert it to an OS handle. Should not be defined on non-win32 + platforms. + EV_USE_POLL If defined to be "1", libev will compile in support for the poll(2) @@ -120,7 +147,7 @@ PREPROCESSOR SYMBOLS #define EV_COMMON \ SV *self; /* contains this struct */ \ - SV *cb_sv, *fh; + SV *cb_sv, *fh /* note no trailing ";" */ EV_PROTOTYPES @@ -142,7 +169,7 @@ EXAMPLES For a real-world example of a program the includes libev verbatim, you can have a look at the EV perl module (http://software.schmorp.de/pkg/EV.html). It has the libev files in - the liev/ subdirectory and includes them in the EV/EVAPI.h (public - interface) and EV.xs (implementation) files. Only EV.xs file will be - compiled. + the libev/ subdirectory and includes them in the EV/EVAPI.h (public + interface) and EV.xs (implementation) files. Only the EV.xs file will + be compiled.