Mercurial > hg > toybox
changeset 1328:a498d143be72 draft
Cleanup partprobe.
author | Rob Landley <rob@landley.net> |
---|---|
date | Sat, 31 May 2014 17:59:27 -0500 |
parents | 85f297591693 |
children | 5662f0664060 |
files | toys/pending/partprobe.c |
diffstat | 1 files changed, 8 insertions(+), 29 deletions(-) [+] |
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--- a/toys/pending/partprobe.c Sat May 31 12:33:24 2014 -0500 +++ b/toys/pending/partprobe.c Sat May 31 17:59:27 2014 -0500 @@ -4,48 +4,27 @@ * * see http://man7.org/linux/man-pages/man8/partprobe.8.html -USE_PARTPROBE(NEWTOY(partprobe, NULL, TOYFLAG_SBIN)) +USE_PARTPROBE(NEWTOY(partprobe, "<1", TOYFLAG_SBIN)) config PARTPROBE bool "partprobe" default n help - partprobe - Tell the kernel about partition table changes - - usage: partprobe [devices...] + usage: partprobe DEVICE... - Asks the kernel to re-read the partition table on the specified - devices. + Tell the kernel about partition table changes + + Ask the kernel to re-read the partition table on the specified devices. */ #include "toys.h" -void update_device(char* path) +static void do_partprobe(int fd, char *name) { - int sd_fd = open(path, 0); - - if(sd_fd < 0){ - perror_msg("Unable to open %s", path); - return; - } - - if(ioctl(sd_fd, BLKRRPART, NULL) < 0) - perror_msg("ioctl (BLKRRPART) failed, old layout still used"); - - close(sd_fd); + if (ioctl(fd, BLKRRPART, 0)) perror_msg("ioctl failed"); } void partprobe_main(void) { - char** opt; - if(*toys.optargs == NULL){ - printf("No devices specified.\n"); - exit(EXIT_FAILURE); - } - - for (opt = toys.optargs; *opt; opt++) { - update_device(*opt); - } - - exit(EXIT_SUCCESS); + loopfiles(toys.optargs, do_partprobe); }