diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
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committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/ipxe/src/include/unistd.h | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/include/unistd.h')
-rw-r--r-- | qemu/roms/ipxe/src/include/unistd.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/include/unistd.h b/qemu/roms/ipxe/src/include/unistd.h new file mode 100644 index 000000000..3a50a2521 --- /dev/null +++ b/qemu/roms/ipxe/src/include/unistd.h @@ -0,0 +1,43 @@ +#ifndef _UNISTD_H +#define _UNISTD_H + +FILE_LICENCE ( GPL2_OR_LATER ); + +#include <stddef.h> +#include <stdarg.h> + +extern int execv ( const char *command, char * const argv[] ); + +/** + * Execute command + * + * @v command Command name + * @v arg ... Argument list (starting with argv[0]) + * @ret rc Command exit status + * + * This is a front end to execv(). + */ +#define execl( command, arg, ... ) ( { \ + char * const argv[] = { (arg), ## __VA_ARGS__ }; \ + int rc = execv ( (command), argv ); \ + rc; \ + } ) + +/* Pick up udelay() */ +#include <ipxe/timer.h> + +/* + * sleep() prototype is defined by POSIX.1. usleep() prototype is + * defined by 4.3BSD. udelay() and mdelay() prototypes are chosen to + * be reasonably sensible. + * + */ + +extern unsigned int sleep ( unsigned int seconds ); +extern void mdelay ( unsigned long msecs ); + +static inline __always_inline void usleep ( unsigned long usecs ) { + udelay ( usecs ); +} + +#endif /* _UNISTD_H */ |