X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=man%2Fsd_is_fifo.xml;h=bb851d16383b1ea1c715de0065e2cf54e791545f;hp=5e79453cecd7ee97e1a655d5ac0069addec17414;hb=d86dd07d462fb8502b1c7b4a9a4df4fba8318bdd;hpb=494a66821815e8109afa136bd42818b85da38c09 diff --git a/man/sd_is_fifo.xml b/man/sd_is_fifo.xml index 5e79453ce..bb851d163 100644 --- a/man/sd_is_fifo.xml +++ b/man/sd_is_fifo.xml @@ -21,7 +21,8 @@ along with systemd; If not, see . --> - + sd_is_fifo @@ -165,7 +166,7 @@ called to check whether the specified file descriptor refers to a special file. If the path parameter is not - NULL, it is checked whether file + NULL, it is checked whether the file descriptor is bound to the specified file name. Special files in this context are character device nodes and files in /proc @@ -185,41 +186,12 @@ Notes - These functions are provided by the reference - implementation of APIs for new-style daemons and - distributed with the systemd package. The algorithms - they implement are simple, and they can easily be - reimplemented in daemons if it is important to support - this interface without using the reference - implementation. + Internally, these function use a combination of fstat() and getsockname() to check the file descriptor type and where it is bound to. - - For details about the algorithms, check the - liberally licensed reference implementation sources: - - and - - sd_is_fifo() and the - related functions are implemented in the reference - implementation's sd-daemon.c and - sd-daemon.h files. These - interfaces are available as a shared library, which can - be compiled and linked to with the - libsystemd-daemon pkg-config1 - file. Alternatively, applications consuming these APIs - may copy the implementation into their source - tree. For more details about the reference - implementation see - sd-daemon3. - - These functions continue to work as described, - even if -DDISABLE_SYSTEMD is set during - compilation.