diff options
| -rw-r--r-- | doc/libstddjb/djbunix.html | 6 | ||||
| -rw-r--r-- | package/deps.mak | 1 | ||||
| -rw-r--r-- | src/include/skalibs/djbunix.h | 1 | ||||
| -rw-r--r-- | src/libstddjb/lock_unx.c | 11 |
4 files changed, 19 insertions, 0 deletions
diff --git a/doc/libstddjb/djbunix.html b/doc/libstddjb/djbunix.html index 93e246d..da8ed23 100644 --- a/doc/libstddjb/djbunix.html +++ b/doc/libstddjb/djbunix.html @@ -235,6 +235,12 @@ Returns 0 if it succeeds, or -1 (and sets errno) if it fails. </p> <p> +<code> void lock_unx (int fd) </code> <br /> +Like <tt>lock_un</tt>, but without a return code and without +modifying errno. +</p> + +<p> <code> int open2 (char const *file, unsigned int flags) </code> <br /> Safe wrapper around <a href="http://www.opengroup.org/onlinepubs/9699919799/functions/open.html">open()</a> diff --git a/package/deps.mak b/package/deps.mak index 5caeaa4..acce8a0 100644 --- a/package/deps.mak +++ b/package/deps.mak @@ -388,6 +388,7 @@ src/libstddjb/lock_exnb.o src/libstddjb/lock_exnb.lo: src/libstddjb/lock_exnb.c src/libstddjb/lock_sh.o src/libstddjb/lock_sh.lo: src/libstddjb/lock_sh.c src/include/skalibs/djbunix.h src/include/skalibs/nonposix.h src/include/skalibs/sysdeps.h src/libstddjb/lock_shnb.o src/libstddjb/lock_shnb.lo: src/libstddjb/lock_shnb.c src/include/skalibs/djbunix.h src/include/skalibs/nonposix.h src/include/skalibs/sysdeps.h src/libstddjb/lock_un.o src/libstddjb/lock_un.lo: src/libstddjb/lock_un.c src/include/skalibs/djbunix.h src/include/skalibs/nonposix.h src/include/skalibs/sysdeps.h +src/libstddjb/lock_unx.o src/libstddjb/lock_unx.lo: src/libstddjb/lock_unx.c src/include/skalibs/djbunix.h src/libstddjb/lolprintf.o src/libstddjb/lolprintf.lo: src/libstddjb/lolprintf.c src/include/skalibs/buffer.h src/include/skalibs/lolstdio.h src/libstddjb/ltm64_from_localtm.o src/libstddjb/ltm64_from_localtm.lo: src/libstddjb/ltm64_from_localtm.c src/include/skalibs/djbtime.h src/include/skalibs/tai.h src/libstddjb/ltm64_from_sysclock.o src/libstddjb/ltm64_from_sysclock.lo: src/libstddjb/ltm64_from_sysclock.c src/include/skalibs/config.h src/include/skalibs/djbtime.h src/include/skalibs/tai.h diff --git a/src/include/skalibs/djbunix.h b/src/include/skalibs/djbunix.h index f4cac8a..4dc534e 100644 --- a/src/include/skalibs/djbunix.h +++ b/src/include/skalibs/djbunix.h @@ -39,6 +39,7 @@ extern int lock_exnb (int) ; extern int lock_sh (int) ; extern int lock_shnb (int) ; extern int lock_un (int) ; +extern void lock_unx (int) ; extern int open2 (char const *, unsigned int) ; extern int open3 (char const *, unsigned int, unsigned int) ; extern int open_read (char const *) ; diff --git a/src/libstddjb/lock_unx.c b/src/libstddjb/lock_unx.c new file mode 100644 index 0000000..d2f8483 --- /dev/null +++ b/src/libstddjb/lock_unx.c @@ -0,0 +1,11 @@ +/* ISC license. */ + +#include <errno.h> +#include <skalibs/djbunix.h> + +void lock_unx (int fd) +{ + int e = errno ; + lock_un(fd) ; + errno = e ; +} |