/* $OpenBSD: rpc_main.c,v 1.11 2001/12/05 09:50:31 deraadt Exp $ */ /* $NetBSD: rpc_main.c,v 1.9 1996/02/19 11:12:43 pk Exp $ */ /* * Sun RPC is a product of Sun Microsystems, Inc. and is provided for * unrestricted use provided that this legend is included on all tape * media and as a part of the software program in whole or part. Users * may copy or modify Sun RPC without charge, but are not authorized * to license or distribute it to anyone else except as part of a product or * program developed by the user or with the express written consent of * Sun Microsystems, Inc. * * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. * * Sun RPC is provided with no support and without any obligation on the * part of Sun Microsystems, Inc. to assist in its use, correction, * modification or enhancement. * * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC * OR ANY PART THEREOF. * * In no event will Sun Microsystems, Inc. be liable for any lost revenue * or profits or other special, indirect and consequential damages, even if * Sun has been advised of the possibility of such damages. * * Sun Microsystems, Inc. * 2550 Garcia Avenue * Mountain View, California 94043 */ #ifndef lint static char sccsid[] = "@(#)rpc_main.c 1.30 89/03/30 (C) 1987 SMI"; static char cvsid[] = "$OpenBSD: rpc_main.c,v 1.11 2001/12/05 09:50:31 deraadt Exp $"; #endif /* * rpc_main.c, Top level of the RPC protocol compiler. */ #define RPCGEN_VERSION "199506"/* This program's version (year & month) */ #include <stdio.h> #include <stdlib.h> #include <string.h> #include <sys/types.h> #ifdef __TURBOC__ #define MAXPATHLEN 80 #include <process.h> #include <dir.h> #else #include <sys/param.h> #include <sys/file.h> #endif #include <sys/stat.h> #include "rpc_parse.h" #include "rpc_util.h" #include "rpc_scan.h" #define EXTEND 1 /* alias for TRUE */ #define DONT_EXTEND 0 /* alias for FALSE */ #define SVR4_CPP "/usr/ccs/lib/cpp" #define SUNOS_CPP "/lib/cpp" static int cppDefined = 0; /* explicit path for C preprocessor */ struct commandline { int cflag; /* xdr C routines */ int hflag; /* header file */ int lflag; /* client side stubs */ int mflag; /* server side stubs */ int nflag; /* netid flag */ int sflag; /* server stubs for the given transport */ int tflag; /* dispatch Table file */ int Ssflag; /* produce server sample code */ int Scflag; /* produce client sample code */ char *infile; /* input module name */ char *outfile;/* output module name */ }; static char *cmdname; static char *svcclosetime = "120"; static char *CPP = "/usr/bin/cpp"; static char CPPFLAGS[] = "-C"; static char pathbuf[MAXPATHLEN]; static char *allv[] = { "rpcgen", "-s", "udp", "-s", "tcp", }; static int allc = sizeof(allv) / sizeof(allv[0]); static char *allnv[] = { "rpcgen", "-s", "netpath", }; static int allnc = sizeof(allnv) / sizeof(allnv[0]); #define ARGLISTLEN 20 #define FIXEDARGS 2 static char *arglist[ARGLISTLEN]; static int argcount = FIXEDARGS; int nonfatalerrors; /* errors */ int inetdflag /* = 1 */ ; /* Support for inetd *//* is now the * default */ int pmflag; /* Support for port monitors */ int logflag; /* Use syslog instead of fprintf for errors */ int tblflag; /* Support for dispatch table file */ int callerflag; /* Generate svc_caller() function */ #define INLINE 3 /* length at which to start doing an inline */ int doinline = INLINE; /* length at which to start doing an * inline. 3 = default if 0, no * xdr_inline code */ int indefinitewait; /* If started by port monitors, hang till it * wants */ int exitnow; /* If started by port monitors, exit after * the call */ int timerflag; /* TRUE if !indefinite && !exitnow */ int newstyle; /* newstyle of passing arguments (by value) */ int Cflag = 0; /* ANSI C syntax */ static int allfiles; /* generate all files */ int tirpcflag = 0; /* generating code for tirpc, by default */ #ifdef __MSDOS__ static char *dos_cppfile = NULL; #endif static c_output __P((char *, char *, int, char *)); static h_output __P((char *, char *, int, char *)); static s_output __P((int, char **, char *, char *, int, char *, int, int)); static l_output __P((char *, char *, int, char *)); static t_output __P((char *, char *, int, char *)); static svc_output __P((char *, char *, int, char *)); static clnt_output __P((char *, char *, int, char *)); static do_registers __P((int, char **)); static void addarg __P((char *)); static void putarg __P((int, char *)); static void clear_args __P((void)); static void checkfiles __P((char *, char *)); static int parseargs __P((int, char **, struct commandline *)); static usage __P((void)); int main(argc, argv) int argc; char *argv[]; { struct commandline cmd; (void) memset((char *) &cmd, 0, sizeof(struct commandline)); clear_args(); if (!parseargs(argc, argv, &cmd)) usage(); if (cmd.cflag || cmd.hflag || cmd.lflag || cmd.tflag || cmd.sflag || cmd.mflag || cmd.nflag || cmd.Ssflag || cmd.Scflag) { checkfiles(cmd.infile, cmd.outfile); } else checkfiles(cmd.infile, NULL); if (cmd.cflag) { c_output(cmd.infile, "-DRPC_XDR", DONT_EXTEND, cmd.outfile); } else if (cmd.hflag) { h_output(cmd.infile, "-DRPC_HDR", DONT_EXTEND, cmd.outfile); } else if (cmd.lflag) { l_output(cmd.infile, "-DRPC_CLNT", DONT_EXTEND, cmd.outfile); } else if (cmd.sflag || cmd.mflag || (cmd.nflag)) { s_output(argc, argv, cmd.infile, "-DRPC_SVC", DONT_EXTEND, cmd.outfile, cmd.mflag, cmd.nflag); } else if (cmd.tflag) { t_output(cmd.infile, "-DRPC_TBL", DONT_EXTEND, cmd.outfile); } else if (cmd.Ssflag) { svc_output(cmd.infile, "-DRPC_SERVER", DONT_EXTEND, cmd.outfile); } else if (cmd.Scflag) { clnt_output(cmd.infile, "-DRPC_CLIENT", DONT_EXTEND, cmd.outfile); } else { /* the rescans are required, since cpp may effect input */ c_output(cmd.infile, "-DRPC_XDR", EXTEND, "_xdr.c"); reinitialize(); h_output(cmd.infile, "-DRPC_HDR", EXTEND, ".h"); reinitialize(); l_output(cmd.infile, "-DRPC_CLNT", EXTEND, "_clnt.c"); reinitialize(); if (inetdflag || !tirpcflag) s_output(allc, allv, cmd.infile, "-DRPC_SVC", EXTEND, "_svc.c", cmd.mflag, cmd.nflag); else s_output(allnc, allnv, cmd.infile, "-DRPC_SVC", EXTEND, "_svc.c", cmd.mflag, cmd.nflag); if (tblflag) { reinitialize(); t_output(cmd.infile, "-DRPC_TBL", EXTEND, "_tbl.i"); } if (allfiles) { reinitialize(); svc_output(cmd.infile, "-DRPC_SERVER", EXTEND, "_server.c"); } if (allfiles) { reinitialize(); clnt_output(cmd.infile, "-DRPC_CLIENT", EXTEND, "_client.c"); } } #ifdef __MSDOS__ if (dos_cppfile != NULL) { (void) fclose(fin); (void) unlink(dos_cppfile); } #endif exit(nonfatalerrors); /* NOTREACHED */ } /* * add extension to filename */ static char * extendfile(path, ext) char *path; char *ext; { char *file; char *res; char *p; if ((file = strrchr(path, '/')) == NULL) file = path; else file++; res = alloc(strlen(file) + strlen(ext) + 1); if (res == NULL) abort(); p = strrchr(file, '.'); if (p == NULL) p = file + strlen(file); (void) strcpy(res, file); (void) strcpy(res + (p - file), ext); return (res); } /* * Open output file with given extension */ static void open_output(infile, outfile) char *infile; char *outfile; { if (outfile == NULL) { fout = stdout; return; } if (infile != NULL && streq(outfile, infile)) { f_print(stderr, "%s: output would overwrite %s\n", cmdname, infile); crash(); } fout = fopen(outfile, "w"); if (fout == NULL) { f_print(stderr, "%s: unable to open ", cmdname); perror(outfile); crash(); } record_open(outfile); } static add_warning() { f_print(fout, "/*\n"); f_print(fout, " * Please do not edit this file.\n"); f_print(fout, " * It was generated using rpcgen.\n"); f_print(fout, " */\n\n"); } /* clear list of arguments */ static void clear_args() { int i; for (i = FIXEDARGS; i < ARGLISTLEN; i++) arglist[i] = NULL; argcount = FIXEDARGS; } /* make sure that a CPP exists */ static void find_cpp() { struct stat buf; /* SVR4 or explicit cpp does not exist */ if (stat(CPP, &buf) < 0) { if (cppDefined) { fprintf(stderr, "cannot find C preprocessor: %s \n", CPP); crash(); } else { /* try the other one */ CPP = SUNOS_CPP; if (stat(CPP, &buf) < 0) { /* can't find any cpp */ fprintf(stderr, "cannot find any C preprocessor: %s\n", CPP); crash(); } } } } /* * Open input file with given define for C-preprocessor */ static open_input(infile, define) char *infile; char *define; { int pd[2]; infilename = (infile == NULL) ? "<stdin>" : infile; #ifdef __MSDOS__ #define DOSCPP "\\prog\\bc31\\bin\\cpp.exe" { int retval; char drive[MAXDRIVE], dir[MAXDIR], name[MAXFILE], ext[MAXEXT]; char cppfile[MAXPATH]; char *cpp; if ((cpp = searchpath("cpp.exe")) == NULL && (cpp = getenv("RPCGENCPP")) == NULL) cpp = DOSCPP; putarg(0, cpp); putarg(1, "-P-"); putarg(2, CPPFLAGS); addarg(define); addarg(infile); addarg(NULL); retval = spawnvp(P_WAIT, arglist[0], arglist); if (retval != 0) { fprintf(stderr, "%s: C PreProcessor failed\n", cmdname); crash(); } fnsplit(infile, drive, dir, name, ext); fnmerge(cppfile, drive, dir, name, ".i"); fin = fopen(cppfile, "r"); if (fin == NULL) { f_print(stderr, "%s: ", cmdname); perror(cppfile); crash(); } dos_cppfile = strdup(cppfile); if (dos_cppfile == NULL) { fprintf(stderr, "%s: out of memory\n", cmdname); crash(); } } #else (void) pipe(pd); switch (fork()) { case 0: find_cpp(); putarg(0, CPP); putarg(1, CPPFLAGS); addarg(define); addarg(infile); addarg((char *) NULL); (void) close(1); (void) dup2(pd[1], 1); (void) close(pd[0]); execv(arglist[0], arglist); perror("execv"); exit(1); case -1: perror("fork"); exit(1); } (void) close(pd[1]); fin = fdopen(pd[0], "r"); #endif if (fin == NULL) { f_print(stderr, "%s: ", cmdname); perror(infilename); crash(); } } /* valid tirpc nettypes */ static char *valid_ti_nettypes[] = { "netpath", "visible", "circuit_v", "datagram_v", "circuit_n", "datagram_n", "udp", "tcp", "raw", NULL }; /* valid inetd nettypes */ static char *valid_i_nettypes[] = { "udp", "tcp", NULL }; static int check_nettype(name, list_to_check) char *name; char *list_to_check[]; { int i; for (i = 0; list_to_check[i] != NULL; i++) { if (strcmp(name, list_to_check[i]) == 0) return 1; } f_print(stderr, "illegal nettype :\'%s\'\n", name); return 0; } /* * Compile into an XDR routine output file */ static c_output(infile, define, extend, outfile) char *infile; char *define; int extend; char *outfile; { definition *def; char *include; char *outfilename; long tell; c_initialize(); open_input(infile, define); outfilename = extend ? extendfile(infile, outfile) : outfile; open_output(infile, outfilename); add_warning(); if (infile && (include = extendfile(infile, ".h"))) { f_print(fout, "#include \"%s\"\n", include); free(include); /* .h file already contains rpc/rpc.h */ } else f_print(fout, "#include <rpc/rpc.h>\n"); tell = ftell(fout); while (def = get_definition()) { emit(def); } if (extend && tell == ftell(fout)) { (void) unlink(outfilename); } } c_initialize() { /* add all the starting basic types */ add_type(1, "int"); add_type(1, "long"); add_type(1, "short"); add_type(1, "bool"); add_type(1, "u_int"); add_type(1, "u_long"); add_type(1, "u_short"); } char rpcgen_table_dcl[] = "struct rpcgen_table {\n\ char *(*proc)();\n\ xdrproc_t xdr_arg;\n\ unsigned len_arg;\n\ xdrproc_t xdr_res;\n\ unsigned len_res;\n\ };\n"; char * generate_guard(pathname) char *pathname; { char *filename, *guard, *tmp; filename = strrchr(pathname, '/'); /* find last component */ filename = ((filename == 0) ? pathname : filename + 1); guard = strdup(filename); /* convert to upper case */ tmp = guard; while (*tmp) { if (islower(*tmp)) *tmp = toupper(*tmp); tmp++; } guard = extendfile(guard, "_H_RPCGEN"); return (guard); } /* * Compile into an XDR header file */ static h_output(infile, define, extend, outfile) char *infile; char *define; int extend; char *outfile; { definition *def; char *outfilename; long tell; char *guard; list *l; open_input(infile, define); outfilename = extend ? extendfile(infile, outfile) : outfile; open_output(infile, outfilename); add_warning(); guard = generate_guard(outfilename ? outfilename : infile); f_print(fout, "#ifndef _%s\n#define _%s\n\n", guard, guard); f_print(fout, "#define RPCGEN_VERSION\t%s\n\n", RPCGEN_VERSION); f_print(fout, "#include <rpc/rpc.h>\n\n"); tell = ftell(fout); /* print data definitions */ while (def = get_definition()) { print_datadef(def); } /* * print function declarations. Do this after data definitions * because they might be used as arguments for functions */ for (l = defined; l != NULL; l = l->next) { print_funcdef(l->val); } if (extend && tell == ftell(fout)) { (void) unlink(outfilename); } else if (tblflag) { f_print(fout, rpcgen_table_dcl); } f_print(fout, "\n#endif /* !_%s */\n", guard); } /* * Compile into an RPC service */ static s_output(argc, argv, infile, define, extend, outfile, nomain, netflag) int argc; char *argv[]; char *infile; char *define; int extend; char *outfile; int nomain; int netflag; { char *include; definition *def; int foundprogram = 0; char *outfilename; open_input(infile, define); outfilename = extend ? extendfile(infile, outfile) : outfile; open_output(infile, outfilename); add_warning(); if (infile && (include = extendfile(infile, ".h"))) { f_print(fout, "#include \"%s\"\n", include); free(include); } else f_print(fout, "#include <rpc/rpc.h>\n"); f_print(fout, "#include <stdio.h>\n"); f_print(fout, "#include <stdlib.h>/* getenv, exit */\n"); if (Cflag) { f_print(fout, "#include <rpc/pmap_clnt.h> /* for pmap_unset */\n"); f_print(fout, "#include <string.h> /* strcmp */ \n"); } f_print(fout, "#include <netdb.h>\n"); /* evas */ if (strcmp(svcclosetime, "-1") == 0) indefinitewait = 1; else if (strcmp(svcclosetime, "0") == 0) exitnow = 1; else if (inetdflag || pmflag) { f_print(fout, "#include <signal.h>\n"); timerflag = 1; } if (!tirpcflag && inetdflag) f_print(fout, "#include <sys/ttycom.h>/* TIOCNOTTY */\n"); if (Cflag && (inetdflag || pmflag)) { f_print(fout, "#ifdef __cplusplus\n"); f_print(fout, "#include <sysent.h> /* getdtablesize, open */\n"); f_print(fout, "#endif /* __cplusplus */\n"); if (tirpcflag) f_print(fout, "#include <unistd.h> /* setsid */\n"); } if (tirpcflag) f_print(fout, "#include <sys/types.h>\n"); f_print(fout, "#include <memory.h>\n"); if (tirpcflag) f_print(fout, "#include <stropts.h>\n"); if (inetdflag || !tirpcflag) { f_print(fout, "#include <sys/socket.h>\n"); f_print(fout, "#include <netinet/in.h>\n"); } if ((netflag || pmflag) && tirpcflag) { f_print(fout, "#include <netconfig.h>\n"); } if ( /* timerflag && */ tirpcflag) f_print(fout, "#include <sys/resource.h> /* rlimit */\n"); if (logflag || inetdflag || pmflag) { f_print(fout, "#include <syslog.h>\n"); f_print(fout, "#include <errno.h>\n"); } /* for ANSI-C */ f_print(fout, "\n#ifdef __STDC__\n#define SIG_PF void(*)(int)\n#endif\n"); f_print(fout, "\n#ifdef DEBUG\n#define RPC_SVC_FG\n#endif\n"); if (timerflag) f_print(fout, "\n#define _RPCSVC_CLOSEDOWN %s\n", svcclosetime); while (def = get_definition()) { foundprogram |= (def->def_kind == DEF_PROGRAM); } if (extend && !foundprogram) { (void) unlink(outfilename); return; } if (callerflag) /* EVAS */ f_print(fout, "\nstatic SVCXPRT *caller;\n"); /* EVAS */ write_most(infile, netflag, nomain); if (!nomain) { if (!do_registers(argc, argv)) { if (outfilename) (void) unlink(outfilename); usage(); } write_rest(); } } /* * generate client side stubs */ static l_output(infile, define, extend, outfile) char *infile; char *define; int extend; char *outfile; { char *include; definition *def; int foundprogram = 0; char *outfilename; open_input(infile, define); outfilename = extend ? extendfile(infile, outfile) : outfile; open_output(infile, outfilename); add_warning(); if (Cflag) f_print(fout, "#include <memory.h> /* for memset */\n"); if (infile && (include = extendfile(infile, ".h"))) { f_print(fout, "#include \"%s\"\n", include); free(include); } else f_print(fout, "#include <rpc/rpc.h>\n"); while (def = get_definition()) foundprogram |= (def->def_kind == DEF_PROGRAM); if (extend && !foundprogram) { (void) unlink(outfilename); return; } write_stubs(); } /* * generate the dispatch table */ static t_output(infile, define, extend, outfile) char *infile; char *define; int extend; char *outfile; { definition *def; int foundprogram = 0; char *outfilename; open_input(infile, define); outfilename = extend ? extendfile(infile, outfile) : outfile; open_output(infile, outfilename); add_warning(); while (def = get_definition()) foundprogram |= (def->def_kind == DEF_PROGRAM); if (extend && !foundprogram) { (void) unlink(outfilename); return; } write_tables(); } /* sample routine for the server template */ static svc_output(infile, define, extend, outfile) char *infile; char *define; int extend; char *outfile; { definition *def; char *include; char *outfilename; long tell; open_input(infile, define); outfilename = extend ? extendfile(infile, outfile) : outfile; checkfiles(infile, outfilename); /* check if outfile already * exists. if so, print an * error message and exit */ open_output(infile, outfilename); add_sample_msg(); if (infile && (include = extendfile(infile, ".h"))) { f_print(fout, "#include \"%s\"\n", include); free(include); } else f_print(fout, "#include <rpc/rpc.h>\n"); tell = ftell(fout); while (def = get_definition()) write_sample_svc(def); if (extend && tell == ftell(fout)) (void) unlink(outfilename); } /* sample main routine for client */ static clnt_output(infile, define, extend, outfile) char *infile; char *define; int extend; char *outfile; { definition *def; char *include, *outfilename; long tell; int has_program = 0; open_input(infile, define); outfilename = extend ? extendfile(infile, outfile) : outfile; /* * check if outfile already exists. if so, * print an error message and exit */ checkfiles(infile, outfilename); open_output(infile, outfilename); add_sample_msg(); if (infile && (include = extendfile(infile, ".h"))) { f_print(fout, "#include \"%s\"\n", include); free(include); } else f_print(fout, "#include <rpc/rpc.h>\n"); tell = ftell(fout); while (def = get_definition()) has_program += write_sample_clnt(def); if (has_program) write_sample_clnt_main(); if (extend && tell == ftell(fout)) (void) unlink(outfilename); } /* * Perform registrations for service output * Return 0 if failed; 1 otherwise. */ static int do_registers(argc, argv) int argc; char *argv[]; { int i; if (inetdflag || !tirpcflag) { for (i = 1; i < argc; i++) { if (streq(argv[i], "-s")) { if (!check_nettype(argv[i + 1], valid_i_nettypes)) return 0; write_inetd_register(argv[i + 1]); i++; } } } else { for (i = 1; i < argc; i++) if (streq(argv[i], "-s")) { if (!check_nettype(argv[i + 1], valid_ti_nettypes)) return 0; write_nettype_register(argv[i + 1]); i++; } else if (streq(argv[i], "-n")) { write_netid_register(argv[i + 1]); i++; } } return 1; } /* * Add another argument to the arg list */ static void addarg(cp) char *cp; { if (argcount >= ARGLISTLEN) { f_print(stderr, "rpcgen: too many defines\n"); crash(); /* NOTREACHED */ } arglist[argcount++] = cp; } static void putarg(where, cp) char *cp; int where; { if (where >= ARGLISTLEN) { f_print(stderr, "rpcgen: arglist coding error\n"); crash(); /* NOTREACHED */ } arglist[where] = cp; } /* * if input file is stdin and an output file is specified then complain * if the file already exists. Otherwise the file may get overwritten * If input file does not exist, exit with an error */ static void checkfiles(infile, outfile) char *infile; char *outfile; { struct stat buf; if (infile) /* infile ! = NULL */ if (stat(infile, &buf) < 0) { perror(infile); crash(); } #if 0 if (outfile) { if (stat(outfile, &buf) < 0) return; /* file does not exist */ else { f_print(stderr, "file '%s' already exists and may be overwritten\n", outfile); crash(); } } #endif } /* * Parse command line arguments */ static int parseargs(argc, argv, cmd) int argc; char *argv[]; struct commandline *cmd; { int i, j, nflags; char c, flag[(1 << 8 * sizeof(char))]; cmdname = argv[0]; cmd->infile = cmd->outfile = NULL; if (argc < 2) return (0); allfiles = 0; flag['c'] = 0; flag['h'] = 0; flag['l'] = 0; flag['m'] = 0; flag['o'] = 0; flag['s'] = 0; flag['n'] = 0; flag['t'] = 0; flag['S'] = 0; flag['C'] = 0; for (i = 1; i < argc; i++) { if (argv[i][0] != '-') { if (cmd->infile) { f_print(stderr, "Cannot specify more than one input file!\n"); return (0); } cmd->infile = argv[i]; } else { for (j = 1; argv[i][j] != 0; j++) { c = argv[i][j]; switch (c) { case 'A': callerflag = 1; break; case 'a': allfiles = 1; break; case 'c': case 'h': case 'l': case 'm': case 't': if (flag[c]) return (0); flag[c] = 1; break; case 'S': /* * sample flag: Ss or Sc. Ss means * set flag['S']; Sc means set * flag['C']; */ c = argv[i][++j]; /* get next char */ if (c == 's') c = 'S'; else if (c == 'c') c = 'C'; else return (0); if (flag[c]) return (0); flag[c] = 1; break; case 'C': /* ANSI C syntax */ Cflag = 1; break; case 'b': /* * turn TIRPC flag off for * generating backward compatible */ tirpcflag = 0; break; case 'I': inetdflag = 1; break; case 'N': newstyle = 1; break; case 'L': logflag = 1; break; case 'K': if (++i == argc) return (0); svcclosetime = argv[i]; goto nextarg; case 'T': tblflag = 1; break; case 'i': if (++i == argc) return (0); doinline = atoi(argv[i]); goto nextarg; case 'n': case 'o': case 's': if (argv[i][j - 1] != '-' || argv[i][j + 1] != 0) return (0); flag[c] = 1; if (++i == argc) return (0); if (c == 's') { if (!streq(argv[i], "udp") && !streq(argv[i], "tcp")) return (0); } else if (c == 'o') { if (cmd->outfile) return (0); cmd->outfile = argv[i]; } goto nextarg; case 'D': if (argv[i][j - 1] != '-') return (0); (void) addarg(argv[i]); goto nextarg; case 'Y': if (++i == argc) return (0); if (snprintf(pathbuf, sizeof pathbuf, "%s/cpp", argv[i]) >= sizeof pathbuf) usage(); CPP = pathbuf; cppDefined = 1; goto nextarg; default: return (0); } } nextarg: ; } } cmd->cflag = flag['c']; cmd->hflag = flag['h']; cmd->lflag = flag['l']; cmd->mflag = flag['m']; cmd->nflag = flag['n']; cmd->sflag = flag['s']; cmd->tflag = flag['t']; cmd->Ssflag = flag['S']; cmd->Scflag = flag['C']; if (tirpcflag) { pmflag = inetdflag ? 0 : 1; /* pmflag or inetdflag is * always TRUE */ if (inetdflag && cmd->nflag) { /* netid not allowed with inetdflag */ f_print(stderr, "Cannot use netid flag with inetd flag!\n"); return (0); } } else { /* 4.1 mode */ pmflag = 0; /* set pmflag only in tirpcmode */ inetdflag = 1; /* inetdflag is TRUE by default */ if (cmd->nflag) { /* netid needs TIRPC */ f_print(stderr, "Cannot use netid flag without TIRPC!\n"); return (0); } } if (newstyle && (tblflag || cmd->tflag)) { f_print(stderr, "Cannot use table flags with newstyle!\n"); return (0); } /* check no conflicts with file generation flags */ nflags = cmd->cflag + cmd->hflag + cmd->lflag + cmd->mflag + cmd->sflag + cmd->nflag + cmd->tflag + cmd->Ssflag + cmd->Scflag; if (nflags == 0) { if (cmd->outfile != NULL || cmd->infile == NULL) return (0); } else if (nflags > 1) { f_print(stderr, "Cannot have more than one file generation flag!\n"); return (0); } return (1); } static usage() { f_print(stderr, "usage: %s [-abACILNT] [-Dname[=value]] [-i lines] " "[-K seconds] infile\n", cmdname); f_print(stderr, " %s [-c | -h | -l | -m | -t | -Sc | -Ss] " "[-o outfile] [infile]\n", cmdname); f_print(stderr, " %s [-s nettype]* [-o outfile] [infile]\n", cmdname); exit(1); }