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authorBernhard Reutner-Fischer <rep.dot.nop@gmail.com>2014-04-13 16:37:57 +0200
committerDenys Vlasenko <vda.linux@googlemail.com>2014-04-13 16:37:57 +0200
commitad16741ccd8a8587644d88fb8fdfc41ada1928a6 (patch)
treeaa6461272aa3b71bb2f2f8da4b91a31d8b35eb59 /include/platform.h
parent69b114fb8a2566e14ce125f7736add9dacf6e18d (diff)
downloadbusybox-ad16741ccd8a8587644d88fb8fdfc41ada1928a6.tar.gz
libbb: provide usleep() fallback implementation
POSIX.1-2008 removed the usleep function, provide a fallback implementaion using the recommended nanosleep(). Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'include/platform.h')
-rw-r--r--include/platform.h16
1 files changed, 14 insertions, 2 deletions
diff --git a/include/platform.h b/include/platform.h
index bd11ad69a..92f775551 100644
--- a/include/platform.h
+++ b/include/platform.h
@@ -373,6 +373,7 @@ typedef unsigned smalluint;
#define HAVE_STRSIGNAL 1
#define HAVE_STRVERSCMP 1
#define HAVE_VASPRINTF 1
+#define HAVE_USLEEP 1
#define HAVE_UNLOCKED_STDIO 1
#define HAVE_UNLOCKED_LINE_OPS 1
#define HAVE_GETLINE 1
@@ -381,8 +382,15 @@ typedef unsigned smalluint;
#define HAVE_NET_ETHERNET_H 1
#define HAVE_SYS_STATFS_H 1
-#if defined(__UCLIBC__) && UCLIBC_VERSION < KERNEL_VERSION(0, 9, 32)
-# undef HAVE_STRVERSCMP
+#if defined(__UCLIBC__)
+# if UCLIBC_VERSION < KERNEL_VERSION(0, 9, 32)
+# undef HAVE_STRVERSCMP
+# endif
+# if UCLIBC_VERSION >= KERNEL_VERSION(0, 9, 30)
+# ifndef __UCLIBC_SUSV3_LEGACY__
+# undef HAVE_USLEEP
+# endif
+# endif
#endif
#if defined(__WATCOMC__)
@@ -519,6 +527,10 @@ extern char *strsep(char **stringp, const char *delim) FAST_FUNC;
# define strsignal(sig) get_signame(sig)
#endif
+#ifndef HAVE_USLEEP
+extern int usleep(unsigned) FAST_FUNC;
+#endif
+
#ifndef HAVE_VASPRINTF
extern int vasprintf(char **string_ptr, const char *format, va_list p) FAST_FUNC;
#endif