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author | Lucas Stach <dev@lynxeye.de> | 2019-11-09 15:28:22 +0100 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2019-11-11 09:15:55 +0100 |
commit | b2142963ef7391229dbe5021d72bbb209f53a8dd (patch) | |
tree | 5e7eb21d6d962950b4acf644c7f21d841046df48 /scripts | |
parent | d74176dee9b7d36258c5c69fe63dcbf4d795d6ff (diff) | |
download | barebox-b2142963ef7391229dbe5021d72bbb209f53a8dd.tar.gz barebox-b2142963ef7391229dbe5021d72bbb209f53a8dd.tar.xz |
ARM: zynq: use getopt in zynq_mkimage
Makes extending the command line much easier.
Signed-off-by: Lucas Stach <dev@lynxeye.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'scripts')
-rw-r--r-- | scripts/zynq_mkimage.c | 43 |
1 files changed, 34 insertions, 9 deletions
diff --git a/scripts/zynq_mkimage.c b/scripts/zynq_mkimage.c index a096b834d1..905d6fc69a 100644 --- a/scripts/zynq_mkimage.c +++ b/scripts/zynq_mkimage.c @@ -14,33 +14,58 @@ #include <endian.h> #include <errno.h> +#include <getopt.h> #include <malloc.h> #include <stdio.h> #include <stdlib.h> #include <sys/stat.h> +static char *prgname; + static void usage(char *name) { - printf("Usage: %s barebox-flash-image <outfile>\n", name); + fprintf(stderr, "usage: %s [OPTIONS]\n\n" + "-f <input> input image file\n" + "-o <output> output file\n" + "-h this help\n", prgname); + exit(1); } int main(int argc, char *argv[]) { FILE *ifile, *ofile; unsigned int *buf; - const char *infile; - const char *outfile; + const char *infile = NULL, *outfile = NULL; struct stat st; - unsigned int i; - unsigned long sum = 0; + unsigned int i,sum = 0; + int opt; - if (argc != 3) { - usage(argv[0]); + prgname = argv[0]; + + while ((opt = getopt(argc, argv, "f:ho:")) != -1) { + switch (opt) { + case 'f': + infile = optarg; + break; + case 'o': + outfile = optarg; + break; + case 'h': + usage(argv[0]); + default: + exit(1); + } + } + + if (!infile) { + fprintf(stderr, "input file not given\n"); exit(1); } - infile = argv[1]; - outfile = argv[2]; + if (!outfile) { + fprintf(stderr, "output file not given\n"); + exit(1); + } if (stat(infile, &st) == -1) { perror("stat"); |