Annotation of dietlibc/t.c, revision 1.141
1.56 fefe 1: #define _GNU_SOURCE
1.47 fefe 2: #define _FILE_OFFSET_BITS 64
1.1 cvs 3: #include <unistd.h>
4: #include <endian.h>
5: #include <stdlib.h>
6: #include <dirent.h>
7: #include <pwd.h>
1.40 fefe 8: #include <shadow.h>
1.1 cvs 9: #include <stdio.h>
10: #include <assert.h>
11: #include <sys/mount.h>
1.7 fefe 12: #include <time.h>
1.9 fefe 13: #include <sys/stat.h>
1.10 fefe 14: #include <stdio.h>
1.12 fefe 15: #include <arpa/inet.h>
1.13 fefe 16: #include <sys/sem.h>
1.14 fefe 17: #include <sys/shm.h>
1.17 fefe 18: #include <math.h>
1.20 fefe 19: #include <termios.h>
1.22 fefe 20: #include <netdb.h>
1.38 fefe 21: #include <sys/mman.h>
1.45 fefe 22: #include <ctype.h>
1.49 fefe 23: #include <mntent.h>
1.53 fefe 24: #include <regex.h>
1.56 fefe 25: #include <sys/types.h>
26: #include <sys/msg.h>
1.63 fefe 27: #include <string.h>
1.76 fefe 28: #include <sys/socket.h>
29: #include <netdb.h>
1.86 fefe 30: #include <signal.h>
1.88 fefe 31: #include <sys/io.h>
1.97 fefe 32: #include <getopt.h>
1.101 fefe 33: #include <arpa/nameser.h>
34: #include <resolv.h>
1.102 fefe 35: #include <fnmatch.h>
1.109 fefe 36: #include <stdarg.h>
1.118 fefe 37: #include <sys/wait.h>
1.133 fefe 38: #include <libgen.h>
1.71 fefe 39:
1.121 fefe 40: #include <errno.h>
41: #include <syslog.h>
42: #include <sys/un.h>
43: #include <fcntl.h>
44:
45: #if 0
46: static const char* Ident;
47: static int Option;
48: static int Facility;
49: static struct sockaddr_un sock;
50: static int fd=-1;
51:
52: static void syslogconnect(void) {
53: sock.sun_family=AF_UNIX;
54: strcpy(sock.sun_path,"/dev/log");
55: if ((fd=socket(AF_UNIX,SOCK_STREAM,0))==-1) return;
56: if (connect(fd,(struct sockaddr*)&sock,sizeof(sock))==-1) {
57: int save=errno;
58: close(fd);
59: fd=-1;
1.109 fefe 60: }
1.121 fefe 61: fcntl(fd,F_SETFL,FD_CLOEXEC); /* doesn't work? too bad */
1.109 fefe 62: }
1.107 fefe 63:
1.121 fefe 64: void openlog(const char *ident, int option, int facility) {
65: Ident=ident;
66: Option=option;
67: Facility=facility;
68: syslogconnect();
1.116 fefe 69: }
70:
1.121 fefe 71: void syslog(int priority, const char *format, ...) {
72: /* write(fd,"<13>Jun 29 19:21:32 leitner: fnord",...) */
73: }
74:
75: void closelog(void) {
76: }
77: #endif
78:
1.139 fefe 79: void foo(int tmp,...) {
80: long long l;
81: va_list va;
82: va_start(va,tmp);
83: l=va_arg(va,long long);
84: if (l!=-1) write(2,"kaputt\n",7);
85: }
86:
87: extern int __lltostr(char *s, int size, unsigned long long i, int base, char UpCase);
88:
1.97 fefe 89: int main(int argc,char *argv[]) {
1.141 ! fefe 90: printf(", ");
! 91: printf("%d",23);
! 92: printf(", ");
! 93: printf("%d",25);
! 94: printf("\n");
! 95: #if 0
1.140 fefe 96: double d=strtod(argv[1],0);
97: printf("%g|\n",d);
1.141 ! fefe 98: #endif
1.140 fefe 99: #if 0
1.139 fefe 100: char buf[100];
101: printf("%d\n",__lltostr(buf,30,-1ll,10,0));
102: puts(buf);
1.140 fefe 103: #endif
104: #if 0
1.139 fefe 105: printf("%lld\n",-1ll);
106: #endif
1.138 fefe 107: #if 0
1.139 fefe 108: char *str="e";
109: setbuf(stdout,0);
110: printf("foo\n");
111: fputc(toupper(*str++),stdout);
112: printf("bar\n");
1.138 fefe 113: #endif
1.137 fefe 114: #if 0
1.136 fefe 115: fwrite("foobar",6,1,stdout);
1.137 fefe 116: #endif
1.136 fefe 117: #if 0
1.135 fefe 118: char x[5];
119: x[4]='x';
120: fgets(x,4,stdin);
121: puts(x);
122: printf("%c\n",x[4]);
1.136 fefe 123: #endif
1.134 fefe 124: #if 0
1.133 fefe 125: char* paths[]={"/usr/lib","/usr/","usr","/",".",".."};
126: char* want[]={"/usr","/",".","/",".","."};
127: int i;
128: for (i=0; i<6; ++i) {
129: printf("%s\t%s\t%s\n",paths[i],want[i],dirname(strdup(paths[i])));
130: }
1.134 fefe 131: #endif
1.133 fefe 132: #if 0
133: char* paths[]={"/usr/lib","/usr/","usr","/",".",".."};
134: char* want[]={"lib","usr","usr","/",".",".."};
135: int i;
136: for (i=0; i<6; ++i) {
137: printf("%s\t%s\t%s\n",paths[i],want[i],basename(strdup(paths[i])));
138: }
139: #endif
140: #if 0
1.132 fefe 141: int i;
142: for (i=0; i<255; ++i) {
143: int a=isalpha(i);
144: int b=(i>='a' && i<='z') || (i>='A' && i<='Z');
145: if (a!=b) printf("%d: %d %d\n",i,a,b);
146: }
1.133 fefe 147: #endif
1.131 fefe 148: #if 0
1.130 fefe 149: char* name;
150: int ptyfd,ttyfd;
151: int i=openpty(&ptyfd,&ttyfd,0,0,0);
152: if (i<0) perror("openpty");
153: printf("%d %d\n",ptyfd,ttyfd);
154: printf("%s %s\n",ttyname(ptyfd),ttyname(ttyfd));
1.131 fefe 155: #endif
1.129 fefe 156: #if 0
157: printf("0x%8.7lx\n",0xfefe);
158: #endif
159: #if 0
1.128 fefe 160: puts(ttyname(0));
1.129 fefe 161: #endif
1.125 fefe 162: #if 0
163: char buf[1024];
164: struct hostent* r;
165: while (r=gethostent_r(buf,1024)) {
166: if (r && r->h_name) {
167: printf("name %s\n", r->h_name);
168: }
169: if (r && (r->h_addr_list)[0]) {
170: struct in_addr address;
171: address = *((struct in_addr *) (r->h_addr_list)[0]);
172: printf("addr %s\n", inet_ntoa(address));
173: }
174: }
175: #endif
176: #if 0
1.124 fefe 177: char *tmp;
178: printf("%lu\n",strtol("0xf0000000",&tmp,0));
1.125 fefe 179: #endif
1.128 fefe 180: #if 0
1.123 fefe 181: struct mntent* me;
1.127 fefe 182: FILE* f=fopen("/etc/fstab","r");
1.123 fefe 183: while (me=getmntent(f)) {
1.139 fefe 184: printf("%s\n",hasmntopt(me,"defaults"));
1.123 fefe 185: printf("%s %s %s %s %d %d\n",me->mnt_fsname,me->mnt_dir,me->mnt_type,me->mnt_opts,me->mnt_freq,me->mnt_passno);
1.139 fefe 186: break;
1.123 fefe 187: }
1.124 fefe 188: #endif
1.123 fefe 189: #if 0
190: char *tmp;
191: printf("%x\n",strtol("0Xffff",&tmp,16));
192: #endif
1.122 fefe 193: // putchar('c');
194: // write(1,"fnord\n",6);
1.132 fefe 195: #if 0
1.121 fefe 196: struct addrinfo *ai;
1.131 fefe 197: getaddrinfo("nagus","22",0,&ai);
1.121 fefe 198: #endif
1.122 fefe 199: #if 0
1.121 fefe 200: struct hostent host,*res;
201: char buf[4096];
202: int fnord;
203:
1.131 fefe 204: gethostbyname2_r("nagus",AF_INET,&host,buf,4096,&res,&fnord);
1.122 fefe 205: #endif
1.121 fefe 206: #if 0
1.119 fefe 207: char buf[128];
1.120 fefe 208: strcpy(buf,"/tmp/fnord/foo.XXXXXXX");
1.119 fefe 209: printf("%d\n",mkdtemp(buf));
210: printf("%s\n",buf);
1.120 fefe 211: #endif
1.119 fefe 212: #if 0
1.118 fefe 213: printf("%d\n",WEXITSTATUS(system("exit 17")));
1.119 fefe 214: #endif
1.113 fefe 215: #if 0
1.109 fefe 216: fnord("fnord","foo\n","bar\n",0);
1.112 fefe 217: assert(0);
1.113 fefe 218: #endif
1.105 fefe 219: #if 0
220: printf("%hd %hhd\n",-5,-1234567);
221: #endif
1.103 fefe 222: #if 0
1.102 fefe 223: printf("%d\n",fnmatch("*.o", "x.o", FNM_PATHNAME));
224: printf("%d\n",fnmatch("a/b/*", "a/b/c/d", FNM_PATHNAME));
1.103 fefe 225: #endif
1.102 fefe 226: #if 0
1.101 fefe 227: char buf[1024];
228: int len;
229: len=res_search("fu-berlin.de",ns_c_in,ns_t_ns,buf,sizeof(buf));
1.102 fefe 230: #endif
1.114 fefe 231: #if 0
1.100 fefe 232: regex_t t;
233: regmatch_t rm;
1.103 fefe 234: // regcomp(&t,"^ *read",0);
1.113 fefe 235: regcomp(&t,"\\<foo\\>",0);
236: printf("%d\n",regexec(&t," blub foo,",1,&rm,0));
1.100 fefe 237: printf("ofs %d\n",rm.rm_so);
1.101 fefe 238: #endif
1.100 fefe 239: #if 0
1.98 fefe 240: char buf[100];
1.99 fefe 241: printf("%d\n",fread(buf,1,0,stdin));
1.100 fefe 242: #endif
1.99 fefe 243: #if 0
244: char buf[100];
1.98 fefe 245: memset(buf,17,100);
246: buf[0]=0;
247: strncat(buf,"foobarbaz23",10);
248: puts(buf);
1.99 fefe 249: #endif
1.98 fefe 250: #if 0
1.97 fefe 251: int aflag = 0;
252: int bflag = 0;
253: char *cvalue = NULL;
254: int index;
255: int c;
256:
257: opterr = 1;
258:
259: while ((c = getopt (argc, argv, "abc:")) != -1)
260: switch (c)
261: {
262: case 'a':
263: aflag = 1;
264: break;
265: case 'b':
266: bflag = 1;
267: break;
268: case 'c':
269: cvalue = optarg;
270: break;
271: case '?':
272: if (isprint (optopt))
273: fprintf (stderr, "Unknown option `-%c'.\n", optopt);
274: else
275: fprintf (stderr,
276: "Unknown option character `\\x%x'.\n",
277: optopt);
278: return 1;
279: default:
280: abort ();
281: }
1.96 fefe 282:
1.97 fefe 283: printf ("aflag = %d, bflag = %d, cvalue = %s\n",
284: aflag, bflag, cvalue);
285:
286: for (index = optind; index < argc; index++)
287: printf ("Non-option argument %s\n", argv[index]);
288: return 0;
1.98 fefe 289: #endif
1.97 fefe 290: #if 0
1.96 fefe 291: char *t="foobar";
292: char *c;
293: char buf[1000];
294: puts(strcat(strcpy(buf,"HOME="),t));
1.97 fefe 295: #endif
1.89 fefe 296: #if 0
297: struct netent* n=getnetbyname("loopback");
298: printf("%s %s\n",n->n_name,inet_ntoa(*(struct in_addr*)&n->n_net));
299: #endif
300: #if 0
1.88 fefe 301: fprintf(stdout,"foo\n");
302: sleep(1);
303: fprintf(stdout,"bar");
304: fprintf(stderr,"blonk");
305: sleep(1);
306: fprintf(stdout,"\rbz");
307: sleep(1);
308: fprintf(stdout,"\n");
309: sleep(1);
1.89 fefe 310: #endif
1.87 fefe 311: #if 0
1.86 fefe 312: sigset_t s; /* sigsetops */
313:
314: sigemptyset(&s);
315: sigaddset(&s,SIGCHLD);
316: sigaddset(&s,SIGHUP);
317: sigsuspend(&s);
1.87 fefe 318: #endif
1.85 fefe 319: #if 0
1.84 fefe 320: char buf[1024];
321: FILE *f=popen("uname -srm","r");
322: fgets(buf,1023,f);
323: pclose(f);
324: write(1,buf,strlen(buf));
1.85 fefe 325: #endif
1.84 fefe 326: #if 0
1.82 fefe 327: char type[64];
1.83 fefe 328: char filename[256];
329: int major,minor;
1.82 fefe 330: int len;
1.83 fefe 331: printf("%d\n",sscanf("GET / HTTP/1.0\r\n","%4[A-Z] %255[^ \t\r\n] HTTP/%d.%d",type,filename,&major,&minor));
332: printf("%s %s %d %d\n",type,filename,major,minor);
1.84 fefe 333: #endif
1.82 fefe 334: #if 0
1.81 fefe 335: char buf[100];
336: char ip[16];
337: memset(ip,0,16);
338: printf("%p %p\n",inet_ntop(AF_INET6,ip,buf,100),buf);
339: puts(buf);
1.82 fefe 340: #endif
1.127 fefe 341: #if 0
1.76 fefe 342: struct addrinfo *ai;
1.78 fefe 343: struct addrinfo hints;
1.79 fefe 344: char buf[16];
1.78 fefe 345: hints.ai_family = AF_UNSPEC;
1.79 fefe 346: hints.ai_flags = AI_PASSIVE|AI_CANONNAME;
1.78 fefe 347: hints.ai_socktype = SOCK_STREAM;
1.126 fefe 348: printf("%d\n",getaddrinfo("xorn.continuum.local","ssh",0,&ai));
1.76 fefe 349: while (ai) {
350: printf("found host %s, port %d, family %s, socktype %s\n",ai->ai_canonname,
351: ntohs(ai->ai_family==AF_INET6?((struct sockaddr_in6*)ai->ai_addr)->sin6_port:
352: ((struct sockaddr_in*)ai->ai_addr)->sin_port),
353: ai->ai_family==AF_INET6?"PF_INET6":"PF_INET",
354: ai->ai_socktype==SOCK_STREAM?"SOCK_STREAM":"SOCK_DGRAM");
1.80 fefe 355: {
356: char buf[100];
357: inet_ntop(ai->ai_family,ai->ai_family==AF_INET6?
358: (char*)&(((struct sockaddr_in6*)ai->ai_addr)->sin6_addr):
359: (char*)&(((struct sockaddr_in*)ai->ai_addr)->sin_addr),buf,100);
360: printf(" %s\n",buf);
361: }
1.76 fefe 362: ai=ai->ai_next;
363: }
1.81 fefe 364: #endif
1.76 fefe 365: #if 0
1.71 fefe 366: int i=foo;
1.75 fefe 367: printf("load average is %3.2f\n",0.0);
1.76 fefe 368: #endif
1.70 fefe 369: #if 0
1.69 fefe 370: struct dirent **namelist;
371: int n;
1.16 fefe 372:
1.69 fefe 373: n = scandir(".", &namelist, 0, alphasort);
374: if (n < 0)
375: perror("scandir");
376: else {
377: while(n--) {
378: printf("%s\n", namelist[n]->d_name);
379: free(namelist[n]);
380: }
381: free(namelist);
382: }
1.70 fefe 383: #endif
1.68 fefe 384: #if 0
1.67 fefe 385: char foo[10]="none,zlib";
386: char *tmp,*tmp2=foo;
387: while (tmp=strsep(&tmp2,",")) {
388: puts(tmp);
389: }
1.68 fefe 390: #endif
1.65 fefe 391: #if 0
1.61 fefe 392: char foo[10];
1.64 fefe 393: printf("%d %d\n",abs(-3),abs(23));
1.63 fefe 394: strcpy(foo,"foo");
395: strncat(foo,"barbaz",3);
396: foo[6]=0;
397: puts(foo);
1.65 fefe 398: #endif
1.115 fefe 399: #if 0
1.58 fefe 400: struct hostent * host;
401: struct in_addr i;
1.57 fefe 402:
1.131 fefe 403: host = gethostbyname2("nagus",AF_INET);
1.57 fefe 404:
1.58 fefe 405: if (!host)
406: printf("host null\n");
1.57 fefe 407:
1.58 fefe 408: if (host && host->h_name) {
409: printf("name %s\n", host->h_name);
410: }
411: if (host && (host->h_addr_list)[0]) {
412: struct in_addr address;
413: address = *((struct in_addr *) (host->h_addr_list)[0]);
414: printf("addr %s\n", inet_ntoa(address));
415: }
1.59 fefe 416: #endif
1.57 fefe 417: #if 0
1.56 fefe 418: struct msgbuf bla;
419: bla.mtype=0;
420: bla.mtext[0]='x';
421: msgsnd(327680,&bla,5,IPC_NOWAIT);
1.57 fefe 422: #endif
1.55 fefe 423: #if 0
1.54 fefe 424: char buf[PATH_MAX];
425: printf("%s\n",realpath("../../incoming/..///.zshrc",buf));
1.55 fefe 426: #endif
1.73 fefe 427: #if 0
1.53 fefe 428: regex_t t;
1.68 fefe 429: regcomp(&t,"^OpenSSH_2\\.5\\.[012]",5);
1.65 fefe 430: printf("%d\n",regexec(&t,"OpenSSH_2.5.2p2",0,0,0));
1.56 fefe 431: #endif
1.53 fefe 432: #if 0
1.52 fefe 433: float my_float = 9.2334;
434: char buffer[100];
435:
436: sprintf(buffer, "%.2f", my_float);
437: fprintf(stdout, "%s", buffer);
1.53 fefe 438: #endif
1.52 fefe 439: #if 0
1.51 fefe 440: printf("%d\n",setenv("foo","bar",0));
441: printf("%d\n",setenv("foo","bar",1));
442: execlp("printenv","printenv","foo",0);
1.52 fefe 443: #endif
1.106 fefe 444: #if 0
1.59 fefe 445: printf("%d\n",fnmatch("*c*","bin",0));
1.50 fefe 446: if (!fnmatch("s*", "sub", 0))
447: printf("s* sub\n");
448: if (!fnmatch("s*", "glob", 0))
449: printf("s* glob\n");
450: if (!fnmatch("s*b", "sub", 0))
451: printf("s*b sub\n");
452: if (!fnmatch("s*h", "sub", 0))
453: printf("s*h sub\n");
1.51 fefe 454: #endif
1.49 fefe 455: #if 0
1.48 fefe 456: char*tmp;
457: int n=asprintf(&tmp,"foo %s %d\n","bar",23);
458: write(1,tmp,n);
459: free(tmp);
1.49 fefe 460: #endif
1.41 fefe 461: #if 0
1.40 fefe 462: struct passwd *p=getpwnam("leitner");
1.41 fefe 463: struct spwd *s=getspnam("leitner");
1.39 fefe 464: printf("%g\n",30.0123);
1.41 fefe 465: #endif
1.43 fefe 466: #if 0
1.42 fefe 467: initgroups("root",100);
1.43 fefe 468: #endif
1.38 fefe 469: #if 0
1.37 fefe 470: time_t t=time(0);
471: puts(asctime(localtime(&t)));
1.38 fefe 472: #endif
1.135 fefe 473: #if 0
1.134 fefe 474: struct servent *foo=getservbyname("pop-3","tcp");
1.36 fefe 475: if (foo)
476: printf("found service %s on port %d\n",foo->s_name,foo->s_port);
1.37 fefe 477: #endif
1.121 fefe 478: #if 0
1.33 fefe 479: char buf[128];
1.120 fefe 480: strcpy(buf,"/tmp/blub/foo.XXXXXXX");
1.33 fefe 481: printf("%d\n",mkstemp(buf));
1.34 fefe 482: printf("%s\n",buf);
483: unlink(buf);
1.35 fefe 484: #endif
1.33 fefe 485: #if 0
1.32 fefe 486: char buf[512]="foo";
487: strncat(buf,"barbaz",3);
488: puts(buf);
1.33 fefe 489: #endif
1.32 fefe 490: #if 0
1.31 fefe 491: time_t oink=time(0);
492: struct tm *duh=localtime(&oink);
493: strftime(buf,512,"%A %B %Y\n",duh);
494: puts(buf);
1.32 fefe 495: #endif
1.126 fefe 496: #if 0
1.28 fefe 497: struct in_addr bar;
498: struct hostent *foo;
1.125 fefe 499: inet_aton("160.45.10.8",&bar);
500: /* foo=gethostbyname("zeit.fu-berlin.de"); */
501: foo=gethostbyaddr(&bar,4,AF_INET);
1.30 fefe 502: if (foo)
503: printf("%s -> %s\n",foo->h_name,inet_ntoa(*(struct in_addr*)foo->h_addr));
1.22 fefe 504: /* printf("%g %g\n",1e-10,1e10); */
1.31 fefe 505: #endif
1.18 fefe 506: #if 0
1.17 fefe 507: double d=0.0;
508: long long t=0x12345678ABCDEF01;
509: d/=0.0;
510: printf("%d %llx\n",__isnan(d),t,*(long long*)&d);
1.18 fefe 511: #endif
1.17 fefe 512: #if 0
1.16 fefe 513: int i,j;
514: long a,b,c;
515: int *res;
516: printf("%p\n",malloc(0));
517: qsort(array,2,sizeof(int),compint);
518: for (i=0; i<SIZE; ++i)
519: array[i]=rand();
520: rdtscl(a);
521: qsort(array,SIZE,sizeof(int),compint);
522: rdtscl(b);
523: j=array[LOOKFOR];
524: res=bsearch(&j,array,SIZE,sizeof(int),compint);
525: rdtscl(c);
526: printf("%lu cycles sort, %lu cycles bsearch\n",b-a,c-b);
527: for (i=0; i<SIZE-1; ++i)
528: if (array[i]>array[i+1]) {
529: printf("qsort does not work, index %d: %d > %d\n",i,array[i],array[i+1]);
530: return 1;
531: }
532: if (*res!=j)
533: printf("besearch does not work, returned %p (%d) instead of %p (%d)\n",res,res?*res:-1,array+LOOKFOR,j);
534: /* printf("array={%d,%d,%d,%d,%d}\n",array[0],array[1],array[2],array[3],array[4]); */
1.17 fefe 535: #endif
1.13 fefe 536: #if 0
1.12 fefe 537: struct in_addr duh;
538: printf("%d\n",inet_aton(argv[1]?argv[1]:"10.0.0.1",&duh));
539: printf("%x\n",duh.s_addr);
1.13 fefe 540: #endif
1.12 fefe 541: /* printf("%-19s %10lu %9lu %9lu %3d%% %s\n","/dev/ide/host0/bus0/target0/lun0/part2",8393688,705683,1337084,85,"/"); */
1.11 fefe 542: #if 0
1.10 fefe 543: char buf[100];
544: fgets(buf,100,stdin); printf("got %d bytes\n",strlen(buf));
545: fgets(buf,100,stdin); printf("got %d bytes\n",strlen(buf));
1.11 fefe 546: #endif
1.9 fefe 547: #if 0
1.7 fefe 548: struct tm duh;
549: time_t t;
1.8 fefe 550: time(&t);
551: gmtime_r(&t,&duh);
552: printf("%s\n",asctime(&duh));
1.9 fefe 553: #endif
1.8 fefe 554: #if 0
1.7 fefe 555: char buf[30];
556: duh.tm_sec=42;
557: duh.tm_min=23;
558: duh.tm_hour=17;
559: duh.tm_mday=2;
560: duh.tm_mon=7;
561: duh.tm_year=100;
562: t=mktime(&duh);
563: printf("%s\n",asctime_r(&duh,buf));
1.8 fefe 564: #endif
1.2 fefe 565: #if 0
1.1 cvs 566: int i;
567: for (i=0; i<5; i++) {
568: fprintf(stdout,"first message\n");
569: fprintf(stdout,"second message\n");
570: fprintf(stdout,"third message\n");
571: printf("foo %d\n",i);
572: }
1.2 fefe 573: #endif
1.1 cvs 574: #if 0
575: char buf[1024];
576: sscanf("foo bar","%s",buf);
577: printf("%s\n",buf);
578: #endif
579: #if 0
580: mount("/dev/scsi/host0/bus0/target2/lun0/cd", "/cd", "iso9660", MS_MGC_VAL|MS_RDONLY, NULL);
581: perror("mount");
582: #endif
583: #if 0
584: char *t="<4>Linux version 2.4.0-test10 (leitner@hellhound) (gcc version 2.95.2 19991024 (release))";
585: int i=strtol(t+1,&t,10);
586: printf("%d %s\n",i,t);
587: #endif
588: #if 0
589: char **tmp;
1.115 fefe 590: putenv("A=foo");
1.1 cvs 591: for (tmp=environ; *tmp; tmp++)
592: puts(*tmp);
593: #endif
594: #if 0
595: char buf[1024];
596: printf("%d\n",fprintf(stderr,"duh\n"));
597: #endif
598: #if 0
599: struct passwd *p=getpwuid(100);
600: puts(p->pw_name);
601: #endif
602: #if 0
603: int pid;
604: char name[32];
605: sscanf("1 (init","%d (%15c",&pid,name);
606: printf("pid %d name %s\n",pid,name);
607: #endif
1.109 fefe 608: #if 0
1.1 cvs 609: DIR *d=opendir("/proc");
610: if (d) {
611: struct dirent *D;
612: while (D=readdir(d))
613: puts(D->d_name);
614: closedir(d);
615: }
616: #endif
617: #if 0
618: char buf[1024];
619: int fd=open("/etc/passwd",0);
620: pread(fd,buf,30,32);
621: close(fd);
622: write(1,buf,32);
623: #endif
624: #if 0
625: char *argv[] = {"echo","foo",0};
626: char buf[100];
627: buf[5]='x';
628: sprintf(buf,"foo\n");
629: if (buf[5] == 'x')
630: exit(0);
631: else
632: exit(1);
633: execvp(argv[0],argv);
634: #endif
1.10 fefe 635: #if 0
1.1 cvs 636: struct stat64 f;
637: char buf[128];
638: fstat64(0,&f);
639: fprintf(stderr,"%d %d\n",f.st_size,sizeof(f));
640: return 0;
641: #endif
642: #if 0
643: FILE *f=fopen("foo","w");
644: fputc('a',f);
645: fputc('b',f);
646: fputc('c',f);
647: #endif
648: /* fprintf(stdout,"foo\n"); */
649: }
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