| Current Path : /usr/src/usr.bin/rpcgen/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/src/usr.bin/rpcgen/rpc_main.c |
/*
* 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.
*
* 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
*/
#if 0
#ifndef lint
#ident "@(#)rpc_main.c 1.21 94/04/25 SMI"
static char sccsid[] = "@(#)rpc_main.c 1.30 89/03/30 (C) 1987 SMI";
#endif
#endif
#include <sys/cdefs.h>
__FBSDID("$FreeBSD: release/9.1.0/usr.bin/rpcgen/rpc_main.c 231612 2012-02-13 20:59:20Z dim $");
/*
* rpc_main.c, Top level of the RPC protocol compiler.
* Copyright (C) 1987, Sun Microsystems, Inc.
*/
#include <err.h>
#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/param.h>
#include <sys/file.h>
#include <sys/stat.h>
#include "rpc_parse.h"
#include "rpc_scan.h"
#include "rpc_util.h"
static void c_output(const char *, const char *, int, const char *);
static void h_output(const char *, const char *, int, const char *, int);
static void l_output(const char *, const char *, int, const char *);
static void t_output(const char *, const char *, int, const char *);
static void clnt_output(const char *, const char *, int, const char * );
static char *generate_guard(const char *);
static void c_initialize(void);
#if !defined(__FreeBSD__) && !defined(__NetBSD__)
char * rindex();
#endif
static void usage(void);
static void options_usage(void);
static int do_registers(int, const char **);
static int parseargs(int, const char **, struct commandline *);
static void svc_output(const char *, const char *, int, const char *);
static void mkfile_output(struct commandline *);
static void s_output(int, const char **, const char *, const char *, int, const char *, int, int);
#define EXTEND 1 /* alias for TRUE */
#define DONT_EXTEND 0 /* alias for FALSE */
static const char *svcclosetime = "120";
static const char *CPP = NULL;
static const char CPPFLAGS[] = "-C";
static char pathbuf[MAXPATHLEN + 1];
static const char *allv[] = {
"rpcgen", "-s", "udp", "-s", "tcp",
};
static int allc = sizeof (allv)/sizeof (allv[0]);
static const char *allnv[] = {
"rpcgen", "-s", "netpath",
};
static int allnc = sizeof (allnv)/sizeof (allnv[0]);
/*
* machinations for handling expanding argument list
*/
static void addarg(const char *); /* add another argument to the list */
static void insarg(int, const char *); /* insert arg at specified location */
static void clear_args(void); /* clear argument list */
static void checkfiles(const char *, const char *);
/* check if out file already exists */
#define ARGLISTLEN 20
#define FIXEDARGS 0
static char *arglist[ARGLISTLEN];
static int argcount = FIXEDARGS;
int nonfatalerrors; /* errors */
int inetdflag = 0; /* Support for inetd is disabled by default, use -I */
int pmflag = 0; /* Support for port monitors is disabled by default */
int tirpc_socket = 1; /* TI-RPC on socket, no TLI library */
int logflag; /* Use syslog instead of fprintf for errors */
int tblflag; /* Support for dispatch table file */
int mtflag = 0; /* Support for MT */
#define INLINE 0
/* length at which to start doing an inline */
int inline_size = INLINE;
/*
* Length at which to start doing an inline. INLINE = 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 CCflag = 0; /* C++ files */
static int allfiles; /* generate all files */
int tirpcflag = 1; /* generating code for tirpc, by default */
xdrfunc *xdrfunc_head = NULL; /* xdr function list */
xdrfunc *xdrfunc_tail = NULL; /* xdr function list */
pid_t childpid;
int
main(int argc, const char *argv[])
{
struct commandline cmd;
(void) memset((char *)&cmd, 0, sizeof (struct commandline));
clear_args();
if (!parseargs(argc, argv, &cmd))
usage();
/*
* Only the client and server side stubs are likely to be customized,
* so in that case only, check if the outfile exists, and if so,
* print an error message and exit.
*/
if (cmd.Ssflag || cmd.Scflag || cmd.makefileflag) {
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,
cmd.hflag);
} 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 if (cmd.makefileflag) {
mkfile_output(&cmd);
} 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", cmd.hflag);
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");
reinitialize();
clnt_output(cmd.infile, "-DRPC_CLIENT", EXTEND,
"_client.c");
}
if (allfiles || (cmd.makefileflag == 1)){
reinitialize();
mkfile_output(&cmd);
}
}
exit(nonfatalerrors);
/* NOTREACHED */
}
/*
* add extension to filename
*/
static char *
extendfile(const char *path, const char *ext)
{
char *res;
const char *p;
const char *file;
if ((file = rindex(path, '/')) == NULL)
file = path;
else
file++;
res = xmalloc(strlen(file) + strlen(ext) + 1);
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(const char *infile, const char *outfile)
{
if (outfile == NULL) {
fout = stdout;
return;
}
if (infile != NULL && streq(outfile, infile)) {
warnx("%s already exists. No output generated", infile);
crash();
}
fout = fopen(outfile, "w");
if (fout == NULL) {
warn("unable to open %s", outfile);
crash();
}
record_open(outfile);
return;
}
static void
add_warning(void)
{
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(void)
{
int i;
for (i = FIXEDARGS; i < ARGLISTLEN; i++)
arglist[i] = NULL;
argcount = FIXEDARGS;
}
/* prepend C-preprocessor and flags before arguments */
static void
prepend_cpp(void)
{
int idx = 1;
const char *var;
char *dupvar, *s, *t;
if (CPP != NULL)
insarg(0, CPP);
else if ((var = getenv("RPCGEN_CPP")) == NULL)
insarg(0, "/usr/bin/cpp");
else {
/* Parse command line in a rudimentary way */
dupvar = xstrdup(var);
for (s = dupvar, idx = 0; (t = strsep(&s, " \t")) != NULL; ) {
if (t[0])
insarg(idx++, t);
}
free(dupvar);
}
insarg(idx, CPPFLAGS);
}
/*
* Open input file with given define for C-preprocessor
*/
static void
open_input(const char *infile, const char *define)
{
int pd[2];
infilename = (infile == NULL) ? "<stdin>" : infile;
(void) pipe(pd);
switch (childpid = fork()) {
case 0:
prepend_cpp();
addarg(define);
if (infile)
addarg(infile);
addarg((char *)NULL);
(void) close(1);
(void) dup2(pd[1], 1);
(void) close(pd[0]);
execvp(arglist[0], arglist);
err(1, "execvp %s", arglist[0]);
case -1:
err(1, "fork");
}
(void) close(pd[1]);
fin = fdopen(pd[0], "r");
if (fin == NULL) {
warn("%s", infilename);
crash();
}
}
/* valid tirpc nettypes */
static const char *valid_ti_nettypes[] =
{
"netpath",
"visible",
"circuit_v",
"datagram_v",
"circuit_n",
"datagram_n",
"udp",
"tcp",
"raw",
NULL
};
/* valid inetd nettypes */
static const char *valid_i_nettypes[] =
{
"udp",
"tcp",
NULL
};
static int
check_nettype(const char *name, const 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);
}
}
warnx("illegal nettype :\'%s\'", name);
return (0);
}
static const char *
file_name(const char *file, const char *ext)
{
char *temp;
temp = extendfile(file, ext);
if (access(temp, F_OK) != -1)
return (temp);
else
return (" ");
}
static void
c_output(const char *infile, const char *define, int extend, const char *outfile)
{
definition *def;
char *include;
const 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);
}
}
void
c_initialize(void)
{
/* 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");
}
const 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(const char *pathname)
{
const char *filename;
char *guard, *tmp, *stopat;
filename = strrchr(pathname, '/'); /* find last component */
filename = ((filename == 0) ? pathname : filename+1);
guard = xstrdup(filename);
stopat = strrchr(guard, '.');
/*
* Convert to a valid C macro name and make it upper case.
* Map macro unfriendly characterss to '_'.
*/
for (tmp = guard; *tmp != '\000'; ++tmp) {
if (islower(*tmp))
*tmp = toupper(*tmp);
else if (isupper(*tmp) || *tmp == '_')
/* OK for C */;
else if (tmp == guard)
*tmp = '_';
else if (isdigit(*tmp))
/* OK for all but first character */;
else if (tmp == stopat) {
*tmp = '\0';
break;
} else
*tmp = '_';
}
/*
* Can't have a '_' in front, because it'll end up being "__".
* "__" macros shoudln't be used. So, remove all of the
* '_' characters from the front.
*/
if (*guard == '_') {
for (tmp = guard; *tmp == '_'; ++tmp)
;
strcpy(guard, tmp);
}
guard = extendfile(guard, "_H_RPCGEN");
return (guard);
}
/*
* Compile into an XDR header file
*/
static void
h_output(const char *infile, const char *define, int extend, const char *outfile, int headeronly)
{
definition *def;
const char *outfilename;
long tell;
const char *guard;
list *l;
xdrfunc *xdrfuncp;
open_input(infile, define);
outfilename = extend ? extendfile(infile, outfile) : outfile;
open_output(infile, outfilename);
add_warning();
if (outfilename || infile){
guard = generate_guard(outfilename ? outfilename: infile);
} else
guard = "STDIN_";
f_print(fout, "#ifndef _%s\n#define _%s\n\n", guard,
guard);
f_print(fout, "#include <rpc/rpc.h>\n");
if (mtflag)
f_print(fout, "#include <pthread.h>\n");
/* put the C++ support */
if (!CCflag) {
f_print(fout, "\n#ifdef __cplusplus\n");
f_print(fout, "extern \"C\" {\n");
f_print(fout, "#endif\n\n");
}
/* put in a typedef for quadprecision. Only with Cflag */
tell = ftell(fout);
/* print data definitions */
while ( (def = get_definition()) ) {
print_datadef(def, headeronly);
}
/*
* 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, headeronly);
}
/* Now print all xdr func declarations */
if (xdrfunc_head != NULL){
f_print(fout,
"\n/* the xdr functions */\n");
if (CCflag){
f_print(fout, "\n#ifdef __cplusplus\n");
f_print(fout, "extern \"C\" {\n");
f_print(fout, "#endif\n");
}
xdrfuncp = xdrfunc_head;
while (xdrfuncp != NULL){
print_xdr_func_def(xdrfuncp->name, xdrfuncp->pointerp);
xdrfuncp = xdrfuncp->next;
}
}
if (extend && tell == ftell(fout)) {
(void) unlink(outfilename);
} else if (tblflag) {
f_print(fout, rpcgen_table_dcl);
}
f_print(fout, "\n#ifdef __cplusplus\n");
f_print(fout, "}\n");
f_print(fout, "#endif\n");
f_print(fout, "\n#endif /* !_%s */\n", guard);
}
/*
* Compile into an RPC service
*/
static void
s_output(int argc, const char *argv[], const char *infile, const char *define,
int extend, const char *outfile, int nomain, int netflag)
{
char *include;
definition *def;
int foundprogram = 0;
const 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");
f_print (fout, "#include <rpc/pmap_clnt.h> /* for pmap_unset */\n");
f_print (fout, "#include <string.h> /* strcmp */\n");
if (tirpcflag)
f_print(fout, "#include <rpc/rpc_com.h>\n");
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 (inetdflag || pmflag) {
f_print(fout, "#ifdef __cplusplus\n");
f_print(fout,
"#include <sys/sysent.h> /* getdtablesize, open */\n");
f_print(fout, "#endif /* __cplusplus */\n");
}
if (tirpcflag) {
f_print(fout, "#include <fcntl.h> /* open */\n");
f_print(fout, "#include <unistd.h> /* fork / setsid */\n");
f_print(fout, "#include <sys/types.h>\n");
}
f_print(fout, "#include <string.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 && !nomain) {
f_print(fout, "#include <netconfig.h>\n");
}
if (tirpcflag)
f_print(fout, "#include <sys/resource.h> /* rlimit */\n");
if (logflag || inetdflag || pmflag || tirpcflag)
f_print(fout, "#include <syslog.h>\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;
}
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 void
l_output(const char *infile, const char *define, int extend, const char *outfile)
{
char *include;
definition *def;
int foundprogram = 0;
const char *outfilename;
open_input(infile, define);
outfilename = extend ? extendfile(infile, outfile) : outfile;
open_output(infile, outfilename);
add_warning();
f_print (fout, "#include <string.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 void
t_output(const char *infile, const char *define, int extend, const char *outfile)
{
definition *def;
int foundprogram = 0;
const 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 void
svc_output(const char *infile, const char *define, int extend, const char *outfile)
{
definition *def;
char *include;
const 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 void
clnt_output(const char *infile, const char *define, int extend, const char *outfile)
{
definition *def;
char *include;
const char *outfilename;
long tell;
int has_program = 0;
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()) ) {
has_program += write_sample_clnt(def);
}
if (has_program)
write_sample_clnt_main();
if (extend && tell == ftell(fout)) {
(void) unlink(outfilename);
}
}
static void mkfile_output(struct commandline *cmd)
{
const char *mkfilename, *clientname, *clntname, *xdrname, *hdrname;
const char *servername, *svcname, *servprogname, *clntprogname;
char *temp, *mkftemp;
svcname = file_name(cmd->infile, "_svc.c");
clntname = file_name(cmd->infile, "_clnt.c");
xdrname = file_name(cmd->infile, "_xdr.c");
hdrname = file_name(cmd->infile, ".h");
if (allfiles){
servername = extendfile(cmd->infile, "_server.c");
clientname = extendfile(cmd->infile, "_client.c");
}else{
servername = " ";
clientname = " ";
}
servprogname = extendfile(cmd->infile, "_server");
clntprogname = extendfile(cmd->infile, "_client");
if (allfiles){
mkftemp = xmalloc(strlen("makefile.") +
strlen(cmd->infile) + 1);
temp = (char *)rindex(cmd->infile, '.');
strcpy(mkftemp, "makefile.");
(void) strncat(mkftemp, cmd->infile,
(temp - cmd->infile));
mkfilename = mkftemp;
} else
mkfilename = cmd->outfile;
checkfiles(NULL, mkfilename);
open_output(NULL, mkfilename);
f_print(fout, "\n# This is a template makefile generated\
by rpcgen \n");
f_print(fout, "\n# Parameters \n\n");
f_print(fout, "CLIENT = %s\nSERVER = %s\n\n",
clntprogname, servprogname);
f_print(fout, "SOURCES_CLNT.c = \nSOURCES_CLNT.h = \n");
f_print(fout, "SOURCES_SVC.c = \nSOURCES_SVC.h = \n");
f_print(fout, "SOURCES.x = %s\n\n", cmd->infile);
f_print(fout, "TARGETS_SVC.c = %s %s %s \n",
svcname, servername, xdrname);
f_print(fout, "TARGETS_CLNT.c = %s %s %s \n",
clntname, clientname, xdrname);
f_print(fout, "TARGETS = %s %s %s %s %s %s\n\n",
hdrname, xdrname, clntname,
svcname, clientname, servername);
f_print(fout, "OBJECTS_CLNT = $(SOURCES_CLNT.c:%%.c=%%.o) \
$(TARGETS_CLNT.c:%%.c=%%.o) ");
f_print(fout, "\nOBJECTS_SVC = $(SOURCES_SVC.c:%%.c=%%.o) \
$(TARGETS_SVC.c:%%.c=%%.o) ");
f_print(fout, "\n# Compiler flags \n");
if (mtflag)
f_print(fout, "\nCFLAGS += -D_REENTRANT -D_THEAD_SAFE \nLDLIBS += -pthread\n");
f_print(fout, "RPCGENFLAGS = \n");
f_print(fout, "\n# Targets \n\n");
f_print(fout, "all : $(CLIENT) $(SERVER)\n\n");
f_print(fout, "$(TARGETS) : $(SOURCES.x) \n");
f_print(fout, "\trpcgen $(RPCGENFLAGS) $(SOURCES.x)\n\n");
f_print(fout, "$(OBJECTS_CLNT) : $(SOURCES_CLNT.c) $(SOURCES_CLNT.h) \
$(TARGETS_CLNT.c) \n\n");
f_print(fout, "$(OBJECTS_SVC) : $(SOURCES_SVC.c) $(SOURCES_SVC.h) \
$(TARGETS_SVC.c) \n\n");
f_print(fout, "$(CLIENT) : $(OBJECTS_CLNT) \n");
f_print(fout, "\t$(CC) -o $(CLIENT) $(OBJECTS_CLNT) \
$(LDLIBS) \n\n");
f_print(fout, "$(SERVER) : $(OBJECTS_SVC) \n");
f_print(fout, "\t$(CC) -o $(SERVER) $(OBJECTS_SVC) $(LDLIBS)\n\n ");
f_print(fout, "clean:\n\t $(RM) -f core $(TARGETS) $(OBJECTS_CLNT) \
$(OBJECTS_SVC) $(CLIENT) $(SERVER)\n\n");
}
/*
* Perform registrations for service output
* Return 0 if failed; 1 otherwise.
*/
static int
do_registers(int argc, const 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(const char *cp)
{
if (argcount >= ARGLISTLEN) {
warnx("too many defines");
crash();
/*NOTREACHED*/
}
if (cp != NULL)
arglist[argcount++] = xstrdup(cp);
else
arglist[argcount++] = NULL;
}
/*
* Insert an argument at the specified location
*/
static void
insarg(int place, const char *cp)
{
int i;
if (argcount >= ARGLISTLEN) {
warnx("too many defines");
crash();
/*NOTREACHED*/
}
/* Move up existing arguments */
for (i = argcount - 1; i >= place; i--)
arglist[i + 1] = arglist[i];
arglist[place] = xstrdup(cp);
argcount++;
}
/*
* 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(const char *infile, const char *outfile)
{
struct stat buf;
if (infile) /* infile ! = NULL */
if (stat(infile, &buf) < 0)
{
warn("%s", infile);
crash();
};
if (outfile) {
if (stat(outfile, &buf) < 0)
return; /* file does not exist */
else {
warnx("file '%s' already exists and may be overwritten", outfile);
crash();
}
}
}
/*
* Parse command line arguments
*/
static int
parseargs(int argc, const char *argv[], struct commandline *cmd)
{
int i;
int j;
char c, ch;
char flag[(1 << 8 * sizeof (char))];
int nflags;
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;
flag['M'] = 0;
for (i = 1; i < argc; i++) {
if (argv[i][0] != '-') {
if (cmd->infile) {
warnx("cannot specify more than one input file");
return (0);
}
cmd->infile = argv[i];
} else {
for (j = 1; argv[i][j] != 0; j++) {
c = argv[i][j];
switch (c) {
case 'a':
allfiles = 1;
break;
case 'c':
case 'h':
case 'l':
case 'm':
case 't':
if (flag[(int)c]) {
return (0);
}
flag[(int)c] = 1;
break;
case 'S':
/*
* sample flag: Ss or Sc.
* Ss means set flag['S'];
* Sc means set flag['C'];
* Sm means set flag['M'];
*/
ch = argv[i][++j]; /* get next char */
if (ch == 's')
ch = 'S';
else if (ch == 'c')
ch = 'C';
else if (ch == 'm')
ch = 'M';
else
return (0);
if (flag[(int)ch]) {
return (0);
}
flag[(int)ch] = 1;
break;
case 'C': /* ANSI C syntax */
ch = argv[i][j+1]; /* get next char */
if (ch != 'C')
break;
CCflag = 1;
break;
case 'b':
/*
* Turn TIRPC flag off for
* generating backward compatible
* code
*/
tirpcflag = 0;
break;
case 'I':
inetdflag = 1;
break;
case 'N':
newstyle = 1;
break;
case 'L':
logflag = 1;
break;
case 'P':
pmflag = 1;
break;
case 'K':
if (++i == argc) {
return (0);
}
svcclosetime = argv[i];
goto nextarg;
case 'T':
tblflag = 1;
break;
case 'M':
mtflag = 1;
break;
case 'i' :
if (++i == argc) {
return (0);
}
inline_size = atoi(argv[i]);
goto nextarg;
case 'n':
case 'o':
case 's':
if (argv[i][j - 1] != '-' ||
argv[i][j + 1] != 0) {
return (0);
}
flag[(int)c] = 1;
if (++i == argc) {
return (0);
}
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 (strlcpy(pathbuf, argv[i],
sizeof(pathbuf)) >= sizeof(pathbuf)
|| strlcat(pathbuf, "/cpp",
sizeof(pathbuf)) >=
sizeof(pathbuf)) {
warnx("argument too long");
return (0);
}
CPP = pathbuf;
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'];
cmd->makefileflag = flag['M'];
if (tirpcflag) {
if (inetdflag)
pmflag = 0;
if ((inetdflag && cmd->nflag)) {
/* netid not allowed with inetdflag */
warnx("cannot use netid flag with inetd flag");
return (0);
}
} else { /* 4.1 mode */
pmflag = 0; /* set pmflag only in tirpcmode */
if (cmd->nflag) { /* netid needs TIRPC */
warnx("cannot use netid flag without TIRPC");
return (0);
}
}
if (newstyle && (tblflag || cmd->tflag)) {
warnx("cannot use table flags with newstyle");
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 + cmd->makefileflag;
if (nflags == 0) {
if (cmd->outfile != NULL || cmd->infile == NULL) {
return (0);
}
} else if (cmd->infile == NULL &&
(cmd->Ssflag || cmd->Scflag || cmd->makefileflag)) {
warnx("\"infile\" is required for template generation flags");
return (0);
} if (nflags > 1) {
warnx("cannot have more than one file generation flag");
return (0);
}
return (1);
}
static void
usage(void)
{
f_print(stderr, "%s\n%s\n%s\n%s\n%s\n",
"usage: rpcgen infile",
" rpcgen [-abCLNTM] [-Dname[=value]] [-i size]\
[-I -P [-K seconds]] [-Y path] infile",
" rpcgen [-c | -h | -l | -m | -t | -Sc | -Ss | -Sm]\
[-o outfile] [infile]",
" rpcgen [-s nettype]* [-o outfile] [infile]",
" rpcgen [-n netid]* [-o outfile] [infile]");
options_usage();
exit(1);
}
static void
options_usage(void)
{
f_print(stderr, "options:\n");
f_print(stderr, "-a\t\tgenerate all files, including samples\n");
f_print(stderr, "-b\t\tbackward compatibility mode (generates code \
for FreeBSD 4.X)\n");
f_print(stderr, "-c\t\tgenerate XDR routines\n");
f_print(stderr, "-C\t\tANSI C mode\n");
f_print(stderr, "-Dname[=value]\tdefine a symbol (same as #define)\n");
f_print(stderr, "-h\t\tgenerate header file\n");
f_print(stderr, "-i size\t\tsize at which to start generating\
inline code\n");
f_print(stderr, "-I\t\tgenerate code for inetd support in server\n");
f_print(stderr, "-K seconds\tserver exits after K seconds of\
inactivity\n");
f_print(stderr, "-l\t\tgenerate client side stubs\n");
f_print(stderr, "-L\t\tserver errors will be printed to syslog\n");
f_print(stderr, "-m\t\tgenerate server side stubs\n");
f_print(stderr, "-M\t\tgenerate MT-safe code\n");
f_print(stderr, "-n netid\tgenerate server code that supports\
named netid\n");
f_print(stderr, "-N\t\tsupports multiple arguments and\
call-by-value\n");
f_print(stderr, "-o outfile\tname of the output file\n");
f_print(stderr, "-P\t\tgenerate code for port monitoring support in server\n");
f_print(stderr, "-s nettype\tgenerate server code that supports named\
nettype\n");
f_print(stderr, "-Sc\t\tgenerate sample client code that uses remote\
procedures\n");
f_print(stderr, "-Ss\t\tgenerate sample server code that defines\
remote procedures\n");
f_print(stderr, "-Sm \t\tgenerate makefile template \n");
f_print(stderr, "-t\t\tgenerate RPC dispatch table\n");
f_print(stderr, "-T\t\tgenerate code to support RPC dispatch tables\n");
f_print(stderr, "-Y path\t\tpath where cpp is found\n");
exit(1);
}