Annotation of dietlibc/t.c, revision 1.102
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>
1.71 fefe 36:
1.97 fefe 37: int main(int argc,char *argv[]) {
1.102 ! fefe 38: printf("%d\n",fnmatch("*.o", "x.o", FNM_PATHNAME));
! 39: printf("%d\n",fnmatch("a/b/*", "a/b/c/d", FNM_PATHNAME));
! 40: #if 0
1.101 fefe 41: char buf[1024];
42: int len;
43: len=res_search("fu-berlin.de",ns_c_in,ns_t_ns,buf,sizeof(buf));
1.102 ! fefe 44: #endif
1.101 fefe 45: #if 0
1.100 fefe 46: regex_t t;
47: regmatch_t rm;
48: regcomp(&t,"abc",0);
49: printf("%d\n",regexec(&t,"xabc",1,&rm,0));
50: printf("ofs %d\n",rm.rm_so);
1.101 fefe 51: #endif
1.100 fefe 52: #if 0
1.98 fefe 53: char buf[100];
1.99 fefe 54: printf("%d\n",fread(buf,1,0,stdin));
1.100 fefe 55: #endif
1.99 fefe 56: #if 0
57: char buf[100];
1.98 fefe 58: memset(buf,17,100);
59: buf[0]=0;
60: strncat(buf,"foobarbaz23",10);
61: puts(buf);
1.99 fefe 62: #endif
1.98 fefe 63: #if 0
1.97 fefe 64: int aflag = 0;
65: int bflag = 0;
66: char *cvalue = NULL;
67: int index;
68: int c;
69:
70: opterr = 1;
71:
72: while ((c = getopt (argc, argv, "abc:")) != -1)
73: switch (c)
74: {
75: case 'a':
76: aflag = 1;
77: break;
78: case 'b':
79: bflag = 1;
80: break;
81: case 'c':
82: cvalue = optarg;
83: break;
84: case '?':
85: if (isprint (optopt))
86: fprintf (stderr, "Unknown option `-%c'.\n", optopt);
87: else
88: fprintf (stderr,
89: "Unknown option character `\\x%x'.\n",
90: optopt);
91: return 1;
92: default:
93: abort ();
94: }
1.96 fefe 95:
1.97 fefe 96: printf ("aflag = %d, bflag = %d, cvalue = %s\n",
97: aflag, bflag, cvalue);
98:
99: for (index = optind; index < argc; index++)
100: printf ("Non-option argument %s\n", argv[index]);
101: return 0;
1.98 fefe 102: #endif
1.97 fefe 103: #if 0
1.96 fefe 104: char *t="foobar";
105: char *c;
106: char buf[1000];
107: puts(strcat(strcpy(buf,"HOME="),t));
1.97 fefe 108: #endif
1.89 fefe 109: #if 0
110: struct netent* n=getnetbyname("loopback");
111: printf("%s %s\n",n->n_name,inet_ntoa(*(struct in_addr*)&n->n_net));
112: #endif
113: #if 0
1.88 fefe 114: fprintf(stdout,"foo\n");
115: sleep(1);
116: fprintf(stdout,"bar");
117: fprintf(stderr,"blonk");
118: sleep(1);
119: fprintf(stdout,"\rbz");
120: sleep(1);
121: fprintf(stdout,"\n");
122: sleep(1);
1.89 fefe 123: #endif
1.87 fefe 124: #if 0
1.86 fefe 125: sigset_t s; /* sigsetops */
126:
127: sigemptyset(&s);
128: sigaddset(&s,SIGCHLD);
129: sigaddset(&s,SIGHUP);
130: sigsuspend(&s);
1.87 fefe 131: #endif
1.85 fefe 132: #if 0
1.84 fefe 133: char buf[1024];
134: FILE *f=popen("uname -srm","r");
135: fgets(buf,1023,f);
136: pclose(f);
137: write(1,buf,strlen(buf));
1.85 fefe 138: #endif
1.84 fefe 139: #if 0
1.82 fefe 140: char type[64];
1.83 fefe 141: char filename[256];
142: int major,minor;
1.82 fefe 143: int len;
1.83 fefe 144: printf("%d\n",sscanf("GET / HTTP/1.0\r\n","%4[A-Z] %255[^ \t\r\n] HTTP/%d.%d",type,filename,&major,&minor));
145: printf("%s %s %d %d\n",type,filename,major,minor);
1.84 fefe 146: #endif
1.82 fefe 147: #if 0
1.81 fefe 148: char buf[100];
149: char ip[16];
150: memset(ip,0,16);
151: printf("%p %p\n",inet_ntop(AF_INET6,ip,buf,100),buf);
152: puts(buf);
1.82 fefe 153: #endif
1.92 fefe 154: #if 0
1.76 fefe 155: struct addrinfo *ai;
1.78 fefe 156: struct addrinfo hints;
1.79 fefe 157: char buf[16];
1.78 fefe 158: hints.ai_family = AF_UNSPEC;
1.79 fefe 159: hints.ai_flags = AI_PASSIVE|AI_CANONNAME;
1.78 fefe 160: hints.ai_socktype = SOCK_STREAM;
1.91 fefe 161: printf("%d\n",getaddrinfo("borg","ssh",&hints,&ai));
1.76 fefe 162: while (ai) {
163: printf("found host %s, port %d, family %s, socktype %s\n",ai->ai_canonname,
164: ntohs(ai->ai_family==AF_INET6?((struct sockaddr_in6*)ai->ai_addr)->sin6_port:
165: ((struct sockaddr_in*)ai->ai_addr)->sin_port),
166: ai->ai_family==AF_INET6?"PF_INET6":"PF_INET",
167: ai->ai_socktype==SOCK_STREAM?"SOCK_STREAM":"SOCK_DGRAM");
1.80 fefe 168: {
169: char buf[100];
170: inet_ntop(ai->ai_family,ai->ai_family==AF_INET6?
171: (char*)&(((struct sockaddr_in6*)ai->ai_addr)->sin6_addr):
172: (char*)&(((struct sockaddr_in*)ai->ai_addr)->sin_addr),buf,100);
173: printf(" %s\n",buf);
174: }
1.76 fefe 175: ai=ai->ai_next;
176: }
1.81 fefe 177: #endif
1.76 fefe 178: #if 0
1.71 fefe 179: int i=foo;
1.75 fefe 180: printf("load average is %3.2f\n",0.0);
1.76 fefe 181: #endif
1.70 fefe 182: #if 0
1.69 fefe 183: struct dirent **namelist;
184: int n;
1.16 fefe 185:
1.69 fefe 186: n = scandir(".", &namelist, 0, alphasort);
187: if (n < 0)
188: perror("scandir");
189: else {
190: while(n--) {
191: printf("%s\n", namelist[n]->d_name);
192: free(namelist[n]);
193: }
194: free(namelist);
195: }
1.70 fefe 196: #endif
1.68 fefe 197: #if 0
1.67 fefe 198: char foo[10]="none,zlib";
199: char *tmp,*tmp2=foo;
200: while (tmp=strsep(&tmp2,",")) {
201: puts(tmp);
202: }
1.68 fefe 203: #endif
1.65 fefe 204: #if 0
1.61 fefe 205: char foo[10];
1.64 fefe 206: printf("%d %d\n",abs(-3),abs(23));
1.63 fefe 207: strcpy(foo,"foo");
208: strncat(foo,"barbaz",3);
209: foo[6]=0;
210: puts(foo);
1.65 fefe 211: #endif
1.91 fefe 212: #if 0
1.58 fefe 213: struct hostent * host;
214: struct in_addr i;
1.57 fefe 215:
1.90 fefe 216: host = gethostbyname2("borg",AF_INET6);
1.57 fefe 217:
1.58 fefe 218: if (!host)
219: printf("host null\n");
1.57 fefe 220:
1.58 fefe 221: if (host && host->h_name) {
222: printf("name %s\n", host->h_name);
223: }
224: if (host && (host->h_addr_list)[0]) {
225: struct in_addr address;
226: address = *((struct in_addr *) (host->h_addr_list)[0]);
227: printf("addr %s\n", inet_ntoa(address));
228: }
1.59 fefe 229: #endif
1.57 fefe 230: #if 0
1.56 fefe 231: struct msgbuf bla;
232: bla.mtype=0;
233: bla.mtext[0]='x';
234: msgsnd(327680,&bla,5,IPC_NOWAIT);
1.57 fefe 235: #endif
1.55 fefe 236: #if 0
1.54 fefe 237: char buf[PATH_MAX];
238: printf("%s\n",realpath("../../incoming/..///.zshrc",buf));
1.55 fefe 239: #endif
1.73 fefe 240: #if 0
1.53 fefe 241: regex_t t;
1.68 fefe 242: regcomp(&t,"^OpenSSH_2\\.5\\.[012]",5);
1.65 fefe 243: printf("%d\n",regexec(&t,"OpenSSH_2.5.2p2",0,0,0));
1.56 fefe 244: #endif
1.53 fefe 245: #if 0
1.52 fefe 246: float my_float = 9.2334;
247: char buffer[100];
248:
249: sprintf(buffer, "%.2f", my_float);
250: fprintf(stdout, "%s", buffer);
1.53 fefe 251: #endif
1.52 fefe 252: #if 0
1.51 fefe 253: printf("%d\n",setenv("foo","bar",0));
254: printf("%d\n",setenv("foo","bar",1));
255: execlp("printenv","printenv","foo",0);
1.52 fefe 256: #endif
1.60 fefe 257: #if 0
1.59 fefe 258: printf("%d\n",fnmatch("*c*","bin",0));
1.50 fefe 259: if (!fnmatch("s*", "sub", 0))
260: printf("s* sub\n");
261: if (!fnmatch("s*", "glob", 0))
262: printf("s* glob\n");
263: if (!fnmatch("s*b", "sub", 0))
264: printf("s*b sub\n");
265: if (!fnmatch("s*h", "sub", 0))
266: printf("s*h sub\n");
1.51 fefe 267: #endif
1.49 fefe 268: #if 0
1.48 fefe 269: char*tmp;
270: int n=asprintf(&tmp,"foo %s %d\n","bar",23);
271: write(1,tmp,n);
272: free(tmp);
1.49 fefe 273: #endif
1.41 fefe 274: #if 0
1.40 fefe 275: struct passwd *p=getpwnam("leitner");
1.41 fefe 276: struct spwd *s=getspnam("leitner");
1.39 fefe 277: printf("%g\n",30.0123);
1.41 fefe 278: #endif
1.43 fefe 279: #if 0
1.42 fefe 280: initgroups("root",100);
1.43 fefe 281: #endif
1.38 fefe 282: #if 0
1.37 fefe 283: time_t t=time(0);
284: puts(asctime(localtime(&t)));
1.38 fefe 285: #endif
1.37 fefe 286: #if 0
1.36 fefe 287: struct servent *foo=getservbyname("ident","tcp");
288: if (foo)
289: printf("found service %s on port %d\n",foo->s_name,foo->s_port);
1.37 fefe 290: #endif
1.35 fefe 291: #if 0
1.33 fefe 292: char buf[128];
293: strcpy(buf,"/tmp/foo.XXXXXXX");
294: printf("%d\n",mkstemp(buf));
1.34 fefe 295: printf("%s\n",buf);
296: unlink(buf);
1.35 fefe 297: #endif
1.33 fefe 298: #if 0
1.32 fefe 299: char buf[512]="foo";
300: strncat(buf,"barbaz",3);
301: puts(buf);
1.33 fefe 302: #endif
1.32 fefe 303: #if 0
1.31 fefe 304: time_t oink=time(0);
305: struct tm *duh=localtime(&oink);
306: strftime(buf,512,"%A %B %Y\n",duh);
307: puts(buf);
1.32 fefe 308: #endif
1.31 fefe 309: #if 0
1.28 fefe 310: struct in_addr bar;
311: struct hostent *foo;
1.29 fefe 312: /* inet_aton("160.45.10.8",&bar); */
313: foo=gethostbyname("zeit.fu-berlin.de");
314: /* foo=gethostbyaddr(&bar,4,AF_INET); */
1.30 fefe 315: if (foo)
316: printf("%s -> %s\n",foo->h_name,inet_ntoa(*(struct in_addr*)foo->h_addr));
1.22 fefe 317: /* printf("%g %g\n",1e-10,1e10); */
1.31 fefe 318: #endif
1.18 fefe 319: #if 0
1.17 fefe 320: double d=0.0;
321: long long t=0x12345678ABCDEF01;
322: d/=0.0;
323: printf("%d %llx\n",__isnan(d),t,*(long long*)&d);
1.18 fefe 324: #endif
1.17 fefe 325: #if 0
1.16 fefe 326: int i,j;
327: long a,b,c;
328: int *res;
329: printf("%p\n",malloc(0));
330: qsort(array,2,sizeof(int),compint);
331: for (i=0; i<SIZE; ++i)
332: array[i]=rand();
333: rdtscl(a);
334: qsort(array,SIZE,sizeof(int),compint);
335: rdtscl(b);
336: j=array[LOOKFOR];
337: res=bsearch(&j,array,SIZE,sizeof(int),compint);
338: rdtscl(c);
339: printf("%lu cycles sort, %lu cycles bsearch\n",b-a,c-b);
340: for (i=0; i<SIZE-1; ++i)
341: if (array[i]>array[i+1]) {
342: printf("qsort does not work, index %d: %d > %d\n",i,array[i],array[i+1]);
343: return 1;
344: }
345: if (*res!=j)
346: printf("besearch does not work, returned %p (%d) instead of %p (%d)\n",res,res?*res:-1,array+LOOKFOR,j);
347: /* printf("array={%d,%d,%d,%d,%d}\n",array[0],array[1],array[2],array[3],array[4]); */
1.17 fefe 348: #endif
1.13 fefe 349: #if 0
1.12 fefe 350: struct in_addr duh;
351: printf("%d\n",inet_aton(argv[1]?argv[1]:"10.0.0.1",&duh));
352: printf("%x\n",duh.s_addr);
1.13 fefe 353: #endif
1.12 fefe 354: /* printf("%-19s %10lu %9lu %9lu %3d%% %s\n","/dev/ide/host0/bus0/target0/lun0/part2",8393688,705683,1337084,85,"/"); */
1.11 fefe 355: #if 0
1.10 fefe 356: char buf[100];
357: fgets(buf,100,stdin); printf("got %d bytes\n",strlen(buf));
358: fgets(buf,100,stdin); printf("got %d bytes\n",strlen(buf));
1.11 fefe 359: #endif
1.9 fefe 360: #if 0
1.7 fefe 361: struct tm duh;
362: time_t t;
1.8 fefe 363: time(&t);
364: gmtime_r(&t,&duh);
365: printf("%s\n",asctime(&duh));
1.9 fefe 366: #endif
1.8 fefe 367: #if 0
1.7 fefe 368: char buf[30];
369: duh.tm_sec=42;
370: duh.tm_min=23;
371: duh.tm_hour=17;
372: duh.tm_mday=2;
373: duh.tm_mon=7;
374: duh.tm_year=100;
375: t=mktime(&duh);
376: printf("%s\n",asctime_r(&duh,buf));
1.8 fefe 377: #endif
1.2 fefe 378: #if 0
1.1 cvs 379: int i;
380: for (i=0; i<5; i++) {
381: fprintf(stdout,"first message\n");
382: fprintf(stdout,"second message\n");
383: fprintf(stdout,"third message\n");
384: printf("foo %d\n",i);
385: }
1.2 fefe 386: #endif
1.1 cvs 387: #if 0
388: char buf[1024];
389: sscanf("foo bar","%s",buf);
390: printf("%s\n",buf);
391: #endif
392: #if 0
393: mount("/dev/scsi/host0/bus0/target2/lun0/cd", "/cd", "iso9660", MS_MGC_VAL|MS_RDONLY, NULL);
394: perror("mount");
395: #endif
396: #if 0
397: char *t="<4>Linux version 2.4.0-test10 (leitner@hellhound) (gcc version 2.95.2 19991024 (release))";
398: int i=strtol(t+1,&t,10);
399: printf("%d %s\n",i,t);
400: #endif
401: #if 0
402: char **tmp;
403: putenv("FOO");
404: assert(1==2);
405: for (tmp=environ; *tmp; tmp++)
406: puts(*tmp);
407: #endif
408: #if 0
409: char buf[1024];
410: printf("%d\n",fprintf(stderr,"duh\n"));
411: #endif
412: #if 0
413: struct passwd *p=getpwuid(100);
414: puts(p->pw_name);
415: #endif
416: #if 0
417: int pid;
418: char name[32];
419: sscanf("1 (init","%d (%15c",&pid,name);
420: printf("pid %d name %s\n",pid,name);
421: #endif
422: #if 0
423: DIR *d=opendir("/proc");
424: if (d) {
425: struct dirent *D;
426: while (D=readdir(d))
427: puts(D->d_name);
428: closedir(d);
429: }
430: #endif
431: #if 0
432: char buf[1024];
433: int fd=open("/etc/passwd",0);
434: pread(fd,buf,30,32);
435: close(fd);
436: write(1,buf,32);
437: #endif
438: #if 0
439: char *argv[] = {"echo","foo",0};
440: char buf[100];
441: buf[5]='x';
442: sprintf(buf,"foo\n");
443: if (buf[5] == 'x')
444: exit(0);
445: else
446: exit(1);
447: execvp(argv[0],argv);
448: #endif
1.10 fefe 449: #if 0
1.1 cvs 450: struct stat64 f;
451: char buf[128];
452: fstat64(0,&f);
453: fprintf(stderr,"%d %d\n",f.st_size,sizeof(f));
454: return 0;
455: #endif
456: #if 0
457: FILE *f=fopen("foo","w");
458: fputc('a',f);
459: fputc('b',f);
460: fputc('c',f);
461: #endif
462: /* fprintf(stdout,"foo\n"); */
463: }
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