diff options
Diffstat (limited to 'usr/src/cmd/fs.d/switchout.c')
| -rw-r--r-- | usr/src/cmd/fs.d/switchout.c | 130 |
1 files changed, 112 insertions, 18 deletions
diff --git a/usr/src/cmd/fs.d/switchout.c b/usr/src/cmd/fs.d/switchout.c index 7777382c10..2870df7b6b 100644 --- a/usr/src/cmd/fs.d/switchout.c +++ b/usr/src/cmd/fs.d/switchout.c @@ -24,7 +24,7 @@ /* - * Copyright 1996-2003 Sun Microsystems, Inc. All rights reserved. + * Copyright 2005 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ @@ -41,6 +41,11 @@ #include <sys/stat.h> #include <fcntl.h> #include <string.h> +#include <libdiskmgt.h> +#include "fslib.h" + + +static int match(char **opts, char *s); #define FSTYPE_MAX 8 #define ARGV_MAX 1024 @@ -117,13 +122,18 @@ char *argv[]; char *vfs_path = VFS_PATH; char *alt_path = ALT_PATH; int i; + int j; int verbose = 0; /* set if -V is specified */ int F_flg = 0; int mflag = 0; + int Nflag = 0; char *oopts = NULL; + char *tmpopts = NULL; /* used for in use checking */ int iflag = 0; int usgflag = 0; int arg; /* argument from getopt() */ + char *msg; + int error; extern char *optarg; /* getopt specific */ extern int optind; extern int opterr; @@ -167,6 +177,10 @@ char *argv[]; newargv[newargc++] = "-o"; newargv[newargc++] = optarg; oopts = optarg; + if (!Nflag) { + tmpopts = optarg; + Nflag = has_Nflag(tmpopts); + } break; case '?': /* print usage message */ newargv[newargc++] = "-?"; @@ -192,14 +206,15 @@ char *argv[]; optarg = NULL; } if (F_flg > 1) { - fprintf(stderr, gettext("%s: more than one FSType specified\n"), - cbasename); + (void) fprintf(stderr, + gettext("%s: more than one FSType specified\n"), + cbasename); usage(cbasename, c_ptr->c_usgstr); exit(2); } if (fstype != NULL) { if (strlen(fstype) > FSTYPE_MAX) { - fprintf(stderr, + (void) fprintf(stderr, gettext("%s: FSType %s exceeds %d characters\n"), cbasename, fstype, FSTYPE_MAX); exit(2); @@ -224,18 +239,19 @@ char *argv[]; } if ((special == NULL) && (!usgflag)) { - fprintf(stderr, gettext("%s: special not specified\n"), + (void) fprintf(stderr, gettext("%s: special not specified\n"), cbasename); usage(cbasename, c_ptr->c_usgstr); exit(2); } + if ((fstype == NULL) && (usgflag)) usage(cbasename, c_ptr->c_usgstr); if (fstype == NULL) lookup(); if (fstype == NULL) { - fprintf(stderr, gettext("%s: FSType cannot be identified\n"), - cbasename); + (void) fprintf(stderr, + gettext("%s: FSType cannot be identified\n"), cbasename); usage(cbasename, c_ptr->c_usgstr); exit(2); } @@ -257,6 +273,29 @@ char *argv[]; } /* + * Prior to executing the command for mkfs check for device in use. + * If the mflag is set, user wants to see command that created + * an already existing filesystem. Do not check for in use in this + * case. If Nflag is set user wants to see what the parameters + * would be to create the filesystem. Do not check for in use in + * this case. + */ + if (strcmp(cbasename, "mkfs") == 0 && !mflag && !Nflag) { + if (dm_inuse(special, &msg, DM_WHO_MKFS, &error) || + error) { + if (error != 0) { + (void) fprintf(stderr, gettext("Error occurred" + " with device in use checking: %s\n"), + strerror(error)); + } else { + (void) fprintf(stderr, "%s", msg); + free(msg); + exit(2); + } + } + } + + /* * Execute the FSType specific command. */ execv(full_path, &newargv[1]); @@ -279,18 +318,18 @@ char *argv[]; } if (errno != ENOENT) { perror(cbasename); - fprintf(stderr, gettext("%s: cannot execute %s\n"), cbasename, - full_path); + (void) fprintf(stderr, gettext("%s: cannot execute %s\n"), + cbasename, full_path); exit(2); } if (sysfs(GETFSIND, fstype) == (-1)) { - fprintf(stderr, + (void) fprintf(stderr, gettext("%s: FSType %s not installed in the kernel\n"), cbasename, fstype); exit(2); } - fprintf(stderr, + (void) fprintf(stderr, gettext("%s: Operation not applicable for FSType %s \n"), cbasename, fstype); exit(2); @@ -301,9 +340,10 @@ char *cmd; char **usg; { int i; - fprintf(stderr, gettext("Usage:\n")); + (void) fprintf(stderr, gettext("Usage:\n")); for (i = 0; usg[i] != NULL; i++) - fprintf(stderr, "%s %s\n", gettext(cmd), gettext(usg[i])); + (void) fprintf(stderr, "%s %s\n", gettext(cmd), + gettext(usg[i])); exit(2); } @@ -323,7 +363,8 @@ lookup() struct vfstab vget, vref; if ((fd = fopen(vfstab, "r")) == NULL) { - fprintf(stderr, gettext("%s: cannot open vfstab\n"), cbasename); + (void) fprintf(stderr, gettext("%s: cannot open vfstab\n"), + cbasename); exit(1); } vfsnull(&vref); @@ -345,13 +386,13 @@ lookup() fstype = vget.vfs_fstype; break; case VFS_TOOLONG: - fprintf(stderr, + (void) fprintf(stderr, gettext("%s: line in vfstab exceeds %d characters\n"), cbasename, VFS_LINE_MAX-2); exit(1); break; case VFS_TOOFEW: - fprintf(stderr, + (void) fprintf(stderr, gettext("%s: line in vfstab has too few entries\n"), cbasename); exit(1); @@ -376,8 +417,9 @@ char *opts; if (errstr == NULL) errstr = gettext("Unknown error"); - fprintf(stderr, gettext("%s: %s: error %d: %s\n"), - cmd, mountpoint, en, errstr); + (void) fprintf(stderr, + gettext("%s: %s: error %d: %s\n"), + cmd, mountpoint, en, errstr); exit(2); } @@ -385,3 +427,55 @@ char *opts; } fssnap_show_status(mountpoint, opts, 1, (opts ? 0 : 1)); } +static int +has_Nflag(char *opts) +{ + while (opts != NULL && *opts != '\0') { + if (match(&opts, "N")) { + return (1); + } + if (!opts) + break; + if (*opts == ',') + opts ++; + if (*opts == ' ') + opts ++; + } + return (0); +} +/* + * Parses the -o [fs specific options string] to search for the UFS -N flag. + * Return the opts string pointing to the next position in the string if + * match is not found. A delimiter of , or ' ' can be used depending on the + * caller, newfs or mkfs. + */ +static int +match(char **opts, char *s) +{ + char *cs; + char *tmp_str; + + cs = *opts; + + while (*cs++ == *s) { + if (*s++ == '\0') { + goto true; + } + } + if (*s != '\0') { + /* + * If we cannot find the delimiter it means we + * have hit the end of the string. + */ + tmp_str = strchr(*opts, ','); + if (!tmp_str) + tmp_str = strchr(*opts, ' '); + + *opts = tmp_str; + return (0); + } +true: + cs--; + *opts = cs; + return (1); +} |