1
0
Files
irix-657m-src/irix/cmd/xfs/db/command.c
2022-09-29 17:59:04 +03:00

140 lines
2.5 KiB
C

#ident "$Revision: 1.18 $"
#include "versions.h"
#include <sys/param.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/fs/xfs_types.h>
#include <sys/fs/xfs_inum.h>
#include <sys/fs/xfs_alloc_btree.h>
#include "addr.h"
#include "agf.h"
#include "agfl.h"
#include "agi.h"
#include "block.h"
#include "bmap.h"
#include "check.h"
#include "command.h"
#include "convert.h"
#include "debug.h"
#include "type.h"
#include "echo.h"
#include "faddr.h"
#include "fprint.h"
#include "field.h"
#include "frag.h"
#include "freesp.h"
#include "help.h"
#include "hash.h"
#include "inode.h"
#include "input.h"
#include "io.h"
#include "output.h"
#include "print.h"
#include "quit.h"
#include "sb.h"
#include "write.h"
#include "malloc.h"
#if VERS >= V_62
#include "dquot.h"
#endif
cmdinfo_t *cmdtab;
int ncmds;
static int cmd_compare(const void *a, const void *b);
static int
cmd_compare(const void *a, const void *b)
{
return strcmp(((const cmdinfo_t *)a)->name,
((const cmdinfo_t *)b)->name);
}
void
add_command(
const cmdinfo_t *ci)
{
cmdtab = xrealloc((void *)cmdtab, ++ncmds * sizeof(*cmdtab));
cmdtab[ncmds - 1] = *ci;
qsort(cmdtab, ncmds, sizeof(*cmdtab), cmd_compare);
}
int
command(
int argc,
char **argv)
{
char *cmd;
const cmdinfo_t *ct;
cmd = argv[0];
ct = find_command(cmd);
if (ct == NULL) {
dbprintf("command %s not found\n", cmd);
return 0;
}
argc--;
argv++;
if (argc < ct->argmin || (ct->argmax != -1 && argc > ct->argmax)) {
dbprintf("bad argument count %d to %s, expected ", argc, cmd);
if (ct->argmax == -1)
dbprintf("at least %d", ct->argmin);
else if (ct->argmin == ct->argmax)
dbprintf("%d", ct->argmin);
else
dbprintf("between %d and %d", ct->argmin, ct->argmax);
dbprintf(" arguments\n");
return 0;
}
optind = 0;
return ct->cfunc(argc, argv);
}
const cmdinfo_t *
find_command(
const char *cmd)
{
cmdinfo_t *ct;
for (ct = cmdtab; ct < &cmdtab[ncmds]; ct++) {
if (strcmp(ct->name, cmd) == 0 ||
(ct->altname && strcmp(ct->altname, cmd) == 0))
return (const cmdinfo_t *)ct;
}
return NULL;
}
void
init_commands(void)
{
addr_init();
agf_init();
agfl_init();
agi_init();
block_init();
bmap_init();
check_init();
convert_init();
debug_init();
echo_init();
frag_init();
freesp_init();
help_init();
hash_init();
inode_init();
input_init();
io_init();
output_init();
print_init();
quit_init();
sb_init();
type_init();
write_init();
#if VERS >= V_62
dquot_init();
#endif
}