50 lines
1003 B
C
50 lines
1003 B
C
#include <common.h>
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#include <command.h>
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#include <getopt.h>
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#include <environment.h>
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#include <magicvar.h>
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static int do_magicvar(int argc, char *argv[])
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{
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struct magicvar *m;
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int opt;
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int verbose = 0;
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while ((opt = getopt(argc, argv, "v")) > 0) {
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switch (opt) {
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case 'v':
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verbose = 1;
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break;
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default:
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return COMMAND_ERROR_USAGE;
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}
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}
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for (m = &__barebox_magicvar_start;
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m != &__barebox_magicvar_end;
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m++) {
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printf("%-32s %s\n", m->name, m->description);
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if (verbose) {
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const char *val = getenv(m->name);
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if (val && strlen(val))
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printf(" %s\n", val);
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}
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}
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return 0;
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}
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BAREBOX_CMD_HELP_START(magicvar)
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BAREBOX_CMD_HELP_TEXT("Options:")
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BAREBOX_CMD_HELP_OPT ("-v", "verbose (list all value if there is one)")
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BAREBOX_CMD_HELP_END
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BAREBOX_CMD_START(magicvar)
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.cmd = do_magicvar,
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BAREBOX_CMD_DESC("list information about magic variables")
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BAREBOX_CMD_OPTS("[-v]")
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BAREBOX_CMD_HELP(cmd_magicvar_help)
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BAREBOX_CMD_GROUP(CMD_GRP_ENV)
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BAREBOX_CMD_END
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