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| author | Daniel Campello <campello@chromium.org> | 2021-04-15 10:36:04 -0600 |
|---|---|---|
| committer | Edward O'Callaghan <quasisec@chromium.org> | 2021-04-29 23:53:21 +0000 |
| commit | d4063bf3a7f5fd7831ee0321def13161976676d2 (patch) | |
| tree | 1d6e44bb4c9f2aea393d7764e7885aa48ada2dbb /cli_classic.c | |
| parent | 4cc7363d2520825aa300d81a67de71aede193f15 (diff) | |
| download | flashrom-d4063bf3a7f5fd7831ee0321def13161976676d2.tar.gz flashrom-d4063bf3a7f5fd7831ee0321def13161976676d2.tar.bz2 flashrom-d4063bf3a7f5fd7831ee0321def13161976676d2.zip | |
flashrom.c: allow - as filename for stdin
Allows - as filename for -w/-v options. It is sometimes useful to
script flashrom and allowing it to work with pipes allows for more
flexibility in this specific use-case.
Signed-off-by: Daniel Campello <campello@chromium.org>
Change-Id: I97889cfdf7ba9a257e182c4ee2b20075cfa58d4d
Reviewed-on: https://review.coreboot.org/c/flashrom/+/52383
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Edward O'Callaghan <quasisec@chromium.org>
Diffstat (limited to 'cli_classic.c')
| -rw-r--r-- | cli_classic.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/cli_classic.c b/cli_classic.c index a22d642d4..7d4dee053 100644 --- a/cli_classic.c +++ b/cli_classic.c @@ -48,8 +48,10 @@ static void cli_classic_usage(const char *name) printf(" -h | --help print this help text\n" " -R | --version print version (release)\n" " -r | --read <file> read flash and save to <file>\n" - " -w | --write <file> write <file> to flash\n" - " -v | --verify <file> verify flash against <file>\n" + " -w | --write <file|-> write <file> or the content provided\n" + " on the standard input to flash\n" + " -v | --verify <file|-> verify flash against <file>\n" + " or the content provided on the standard input\n" " -E | --erase erase flash memory\n" " -V | --verbose more verbose output\n" " -c | --chip <chipname> probe only for specified flash chip\n" @@ -107,7 +109,7 @@ static int check_filename(char *filename, const char *type) return 1; } /* Not an error, but maybe the user intended to specify a CLI option instead of a file name. */ - if (filename[0] == '-') + if (filename[0] == '-' && filename[1] != '\0') fprintf(stderr, "Warning: Supplied %s file name starts with -\n", type); return 0; } |