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-rw-r--r--src/libposixplz/touch.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/src/libposixplz/touch.c b/src/libposixplz/touch.c
new file mode 100644
index 0000000..c4419ec
--- /dev/null
+++ b/src/libposixplz/touch.c
@@ -0,0 +1,56 @@
+/* ISC license. */
+
+#include <skalibs/sysdeps.h>
+
+#ifdef SKALIBS_HASFUTIMENS
+
+#include <skalibs/nonposix.h>
+#include <time.h>
+#include <sys/stat.h>
+#include <skalibs/djbunix.h>
+#include <skalibs/posixplz.h>
+
+int touch (char const *file)
+{
+ int r ;
+ int fd = open_create(file) ;
+ if (fd < 0) return 0 ;
+ r = futimens(fd, 0) >= 0 ;
+ fd_close(fd) ;
+ return r ;
+}
+
+#else
+#ifdef SKALIBS_HASFUTIMES
+
+#include <skalibs/nonposix.h>
+#include <sys/time.h>
+#include <skalibs/djbunix.h>
+#include <skalibs/posixplz.h>
+
+int touch (char const *file)
+{
+ int r ;
+ int fd = open_create(file) ;
+ if (fd < 0) return 0 ;
+ r = futimes(fd, 0) >= 0 ;
+ fd_close(fd) ;
+ return r ;
+}
+
+#else
+
+#include <sys/time.h>
+#include <skalibs/djbunix.h>
+#include <skalibs/posixplz.h>
+
+int touch (char const *file)
+{
+ int fd = open_create(file) ;
+ if (fd < 0) return 0 ;
+ fd_close(fd) ;
+ return utimes(file, 0) >= 0 ;
+}
+
+#endif
+#endif