diff options
Diffstat (limited to 'usr/src/lib/libcmd/common/mkfifo.c')
| -rw-r--r-- | usr/src/lib/libcmd/common/mkfifo.c | 63 |
1 files changed, 36 insertions, 27 deletions
diff --git a/usr/src/lib/libcmd/common/mkfifo.c b/usr/src/lib/libcmd/common/mkfifo.c index 7bc56747f7..8692c0702d 100644 --- a/usr/src/lib/libcmd/common/mkfifo.c +++ b/usr/src/lib/libcmd/common/mkfifo.c @@ -1,7 +1,7 @@ /*********************************************************************** * * * This software is part of the ast package * -* Copyright (c) 1992-2008 AT&T Intellectual Property * +* Copyright (c) 1992-2009 AT&T Intellectual Property * * and is licensed under the * * Common Public License, Version 1.0 * * by AT&T Intellectual Property * @@ -26,9 +26,8 @@ * mkfifo */ - static const char usage[] = -"[-?\n@(#)$Id: mkfifo (AT&T Research) 1999-04-20 $\n]" +"[-?\n@(#)$Id: mkfifo (AT&T Research) 2009-01-02 $\n]" USAGE_LICENSE "[+NAME?mkfifo - make FIFOs (named pipes)]" "[+DESCRIPTION?\bmkfifo\b creates one or more FIFO's. By " @@ -50,40 +49,50 @@ USAGE_LICENSE #include <cmd.h> #include <ls.h> -#define RWALL (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH) - int b_mkfifo(int argc, char *argv[], void* context) { - register char *arg; - register mode_t mode=RWALL, mask=0; - register int n; + register char* arg; + register mode_t mode = S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH; + register mode_t mask = 0; + register int mflag = 0; cmdinit(argc, argv, context, ERROR_CATALOG, 0); - while (n = optget(argv, usage)) switch (n) + for (;;) { - case 'm': - mode = strperm(arg=opt_info.arg,&opt_info.arg,mode); - if(*opt_info.arg) - error(ERROR_exit(0),"%s: invalid mode",arg); - break; - case ':': - error(2, "%s",opt_info.arg); - break; - case '?': - error(ERROR_usage(2), "%s",opt_info.arg); + switch (optget(argv, usage)) + { + case 0: + break; + case 'm': + mflag = 1; + mode = strperm(arg = opt_info.arg, &opt_info.arg, mode); + if (*opt_info.arg) + error(ERROR_exit(0), "%s: invalid mode", arg); + continue; + case ':': + error(2, "%s", opt_info.arg); + continue; + case '?': + error(ERROR_usage(2), "%s", opt_info.arg); + continue; + } break; } argv += opt_info.index; - if(error_info.errors || !*argv) - error(ERROR_usage(2),"%s",optusage(NiL)); - while(arg = *argv++) + if (error_info.errors || !*argv) + error(ERROR_usage(2), "%s", optusage(NiL)); + mask = umask(0); + if (!mflag) { - if(mkfifo(arg,mode) < 0) - error(ERROR_system(0),"%s:",arg); + mode &= ~mask; + umask(mask); + mask = 0; } - if(mask) + while (arg = *argv++) + if (mkfifo(arg, mode) < 0) + error(ERROR_system(0), "%s:", arg); + if (mask) umask(mask); - return(error_info.errors!=0); + return error_info.errors != 0; } - |