Annotation of dietlibc/t.c, revision 1.80
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>
1.1 cvs 30:
1.71 fefe 31: int foo;
32:
1.69 fefe 33: int main(int argc,char *argv[]) {
1.76 fefe 34: struct addrinfo *ai;
1.78 fefe 35: struct addrinfo hints;
1.79 fefe 36: char buf[16];
37: printf("%d\n",inet_pton(AF_INET6,"hellhound",buf));
1.78 fefe 38: hints.ai_family = AF_UNSPEC;
1.79 fefe 39: hints.ai_flags = AI_PASSIVE|AI_CANONNAME;
1.78 fefe 40: hints.ai_socktype = SOCK_STREAM;
41: printf("%d\n",getaddrinfo(0,"80",&hints,&ai));
1.76 fefe 42: while (ai) {
43: printf("found host %s, port %d, family %s, socktype %s\n",ai->ai_canonname,
44: ntohs(ai->ai_family==AF_INET6?((struct sockaddr_in6*)ai->ai_addr)->sin6_port:
45: ((struct sockaddr_in*)ai->ai_addr)->sin_port),
46: ai->ai_family==AF_INET6?"PF_INET6":"PF_INET",
47: ai->ai_socktype==SOCK_STREAM?"SOCK_STREAM":"SOCK_DGRAM");
1.80 ! fefe 48: {
! 49: char buf[100];
! 50: inet_ntop(ai->ai_family,ai->ai_family==AF_INET6?
! 51: (char*)&(((struct sockaddr_in6*)ai->ai_addr)->sin6_addr):
! 52: (char*)&(((struct sockaddr_in*)ai->ai_addr)->sin_addr),buf,100);
! 53: printf(" %s\n",buf);
! 54: }
1.76 fefe 55: ai=ai->ai_next;
56: }
57: #if 0
1.71 fefe 58: int i=foo;
1.75 fefe 59: printf("load average is %3.2f\n",0.0);
1.76 fefe 60: #endif
1.70 fefe 61: #if 0
1.69 fefe 62: struct dirent **namelist;
63: int n;
1.16 fefe 64:
1.69 fefe 65: n = scandir(".", &namelist, 0, alphasort);
66: if (n < 0)
67: perror("scandir");
68: else {
69: while(n--) {
70: printf("%s\n", namelist[n]->d_name);
71: free(namelist[n]);
72: }
73: free(namelist);
74: }
1.70 fefe 75: #endif
1.68 fefe 76: #if 0
1.67 fefe 77: char foo[10]="none,zlib";
78: char *tmp,*tmp2=foo;
79: while (tmp=strsep(&tmp2,",")) {
80: puts(tmp);
81: }
1.68 fefe 82: #endif
1.65 fefe 83: #if 0
1.61 fefe 84: char foo[10];
1.64 fefe 85: printf("%d %d\n",abs(-3),abs(23));
1.63 fefe 86: strcpy(foo,"foo");
87: strncat(foo,"barbaz",3);
88: foo[6]=0;
89: puts(foo);
1.65 fefe 90: #endif
1.59 fefe 91: #if 0
1.58 fefe 92: struct hostent * host;
93: struct in_addr i;
1.57 fefe 94:
1.58 fefe 95: host = gethostbyname("ftp.ciril.fr");
1.57 fefe 96:
1.58 fefe 97: if (!host)
98: printf("host null\n");
1.57 fefe 99:
1.58 fefe 100: if (host && host->h_name) {
101: printf("name %s\n", host->h_name);
102: }
103: if (host && (host->h_addr_list)[0]) {
104: struct in_addr address;
105: address = *((struct in_addr *) (host->h_addr_list)[0]);
106: printf("addr %s\n", inet_ntoa(address));
107: }
1.59 fefe 108: #endif
1.57 fefe 109: #if 0
1.56 fefe 110: struct msgbuf bla;
111: bla.mtype=0;
112: bla.mtext[0]='x';
113: msgsnd(327680,&bla,5,IPC_NOWAIT);
1.57 fefe 114: #endif
1.55 fefe 115: #if 0
1.54 fefe 116: char buf[PATH_MAX];
117: printf("%s\n",realpath("../../incoming/..///.zshrc",buf));
1.55 fefe 118: #endif
1.73 fefe 119: #if 0
1.53 fefe 120: regex_t t;
1.68 fefe 121: regcomp(&t,"^OpenSSH_2\\.5\\.[012]",5);
1.65 fefe 122: printf("%d\n",regexec(&t,"OpenSSH_2.5.2p2",0,0,0));
1.56 fefe 123: #endif
1.53 fefe 124: #if 0
1.52 fefe 125: float my_float = 9.2334;
126: char buffer[100];
127:
128: sprintf(buffer, "%.2f", my_float);
129: fprintf(stdout, "%s", buffer);
1.53 fefe 130: #endif
1.52 fefe 131: #if 0
1.51 fefe 132: printf("%d\n",setenv("foo","bar",0));
133: printf("%d\n",setenv("foo","bar",1));
134: execlp("printenv","printenv","foo",0);
1.52 fefe 135: #endif
1.60 fefe 136: #if 0
1.59 fefe 137: printf("%d\n",fnmatch("*c*","bin",0));
1.50 fefe 138: if (!fnmatch("s*", "sub", 0))
139: printf("s* sub\n");
140: if (!fnmatch("s*", "glob", 0))
141: printf("s* glob\n");
142: if (!fnmatch("s*b", "sub", 0))
143: printf("s*b sub\n");
144: if (!fnmatch("s*h", "sub", 0))
145: printf("s*h sub\n");
1.51 fefe 146: #endif
1.49 fefe 147: #if 0
1.48 fefe 148: char*tmp;
149: int n=asprintf(&tmp,"foo %s %d\n","bar",23);
150: write(1,tmp,n);
151: free(tmp);
1.49 fefe 152: #endif
1.41 fefe 153: #if 0
1.40 fefe 154: struct passwd *p=getpwnam("leitner");
1.41 fefe 155: struct spwd *s=getspnam("leitner");
1.39 fefe 156: printf("%g\n",30.0123);
1.41 fefe 157: #endif
1.43 fefe 158: #if 0
1.42 fefe 159: initgroups("root",100);
1.43 fefe 160: #endif
1.38 fefe 161: #if 0
1.37 fefe 162: time_t t=time(0);
163: puts(asctime(localtime(&t)));
1.38 fefe 164: #endif
1.37 fefe 165: #if 0
1.36 fefe 166: struct servent *foo=getservbyname("ident","tcp");
167: if (foo)
168: printf("found service %s on port %d\n",foo->s_name,foo->s_port);
1.37 fefe 169: #endif
1.35 fefe 170: #if 0
1.33 fefe 171: char buf[128];
172: strcpy(buf,"/tmp/foo.XXXXXXX");
173: printf("%d\n",mkstemp(buf));
1.34 fefe 174: printf("%s\n",buf);
175: unlink(buf);
1.35 fefe 176: #endif
1.33 fefe 177: #if 0
1.32 fefe 178: char buf[512]="foo";
179: strncat(buf,"barbaz",3);
180: puts(buf);
1.33 fefe 181: #endif
1.32 fefe 182: #if 0
1.31 fefe 183: time_t oink=time(0);
184: struct tm *duh=localtime(&oink);
185: strftime(buf,512,"%A %B %Y\n",duh);
186: puts(buf);
1.32 fefe 187: #endif
1.31 fefe 188: #if 0
1.28 fefe 189: struct in_addr bar;
190: struct hostent *foo;
1.29 fefe 191: /* inet_aton("160.45.10.8",&bar); */
192: foo=gethostbyname("zeit.fu-berlin.de");
193: /* foo=gethostbyaddr(&bar,4,AF_INET); */
1.30 fefe 194: if (foo)
195: printf("%s -> %s\n",foo->h_name,inet_ntoa(*(struct in_addr*)foo->h_addr));
1.22 fefe 196: /* printf("%g %g\n",1e-10,1e10); */
1.31 fefe 197: #endif
1.18 fefe 198: #if 0
1.17 fefe 199: double d=0.0;
200: long long t=0x12345678ABCDEF01;
201: d/=0.0;
202: printf("%d %llx\n",__isnan(d),t,*(long long*)&d);
1.18 fefe 203: #endif
1.17 fefe 204: #if 0
1.16 fefe 205: int i,j;
206: long a,b,c;
207: int *res;
208: printf("%p\n",malloc(0));
209: qsort(array,2,sizeof(int),compint);
210: for (i=0; i<SIZE; ++i)
211: array[i]=rand();
212: rdtscl(a);
213: qsort(array,SIZE,sizeof(int),compint);
214: rdtscl(b);
215: j=array[LOOKFOR];
216: res=bsearch(&j,array,SIZE,sizeof(int),compint);
217: rdtscl(c);
218: printf("%lu cycles sort, %lu cycles bsearch\n",b-a,c-b);
219: for (i=0; i<SIZE-1; ++i)
220: if (array[i]>array[i+1]) {
221: printf("qsort does not work, index %d: %d > %d\n",i,array[i],array[i+1]);
222: return 1;
223: }
224: if (*res!=j)
225: printf("besearch does not work, returned %p (%d) instead of %p (%d)\n",res,res?*res:-1,array+LOOKFOR,j);
226: /* printf("array={%d,%d,%d,%d,%d}\n",array[0],array[1],array[2],array[3],array[4]); */
1.17 fefe 227: #endif
1.13 fefe 228: #if 0
1.12 fefe 229: struct in_addr duh;
230: printf("%d\n",inet_aton(argv[1]?argv[1]:"10.0.0.1",&duh));
231: printf("%x\n",duh.s_addr);
1.13 fefe 232: #endif
1.12 fefe 233: /* printf("%-19s %10lu %9lu %9lu %3d%% %s\n","/dev/ide/host0/bus0/target0/lun0/part2",8393688,705683,1337084,85,"/"); */
1.11 fefe 234: #if 0
1.10 fefe 235: char buf[100];
236: fgets(buf,100,stdin); printf("got %d bytes\n",strlen(buf));
237: fgets(buf,100,stdin); printf("got %d bytes\n",strlen(buf));
1.11 fefe 238: #endif
1.9 fefe 239: #if 0
1.7 fefe 240: struct tm duh;
241: time_t t;
1.8 fefe 242: time(&t);
243: gmtime_r(&t,&duh);
244: printf("%s\n",asctime(&duh));
1.9 fefe 245: #endif
1.8 fefe 246: #if 0
1.7 fefe 247: char buf[30];
248: duh.tm_sec=42;
249: duh.tm_min=23;
250: duh.tm_hour=17;
251: duh.tm_mday=2;
252: duh.tm_mon=7;
253: duh.tm_year=100;
254: t=mktime(&duh);
255: printf("%s\n",asctime_r(&duh,buf));
1.8 fefe 256: #endif
1.2 fefe 257: #if 0
1.1 cvs 258: int i;
259: for (i=0; i<5; i++) {
260: fprintf(stdout,"first message\n");
261: fprintf(stdout,"second message\n");
262: fprintf(stdout,"third message\n");
263: printf("foo %d\n",i);
264: }
1.2 fefe 265: #endif
1.1 cvs 266: #if 0
267: char buf[1024];
268: sscanf("foo bar","%s",buf);
269: printf("%s\n",buf);
270: #endif
271: #if 0
272: mount("/dev/scsi/host0/bus0/target2/lun0/cd", "/cd", "iso9660", MS_MGC_VAL|MS_RDONLY, NULL);
273: perror("mount");
274: #endif
275: #if 0
276: char *t="<4>Linux version 2.4.0-test10 (leitner@hellhound) (gcc version 2.95.2 19991024 (release))";
277: int i=strtol(t+1,&t,10);
278: printf("%d %s\n",i,t);
279: #endif
280: #if 0
281: char **tmp;
282: putenv("FOO");
283: assert(1==2);
284: for (tmp=environ; *tmp; tmp++)
285: puts(*tmp);
286: #endif
287: #if 0
288: char buf[1024];
289: printf("%d\n",fprintf(stderr,"duh\n"));
290: #endif
291: #if 0
292: struct passwd *p=getpwuid(100);
293: puts(p->pw_name);
294: #endif
295: #if 0
296: int pid;
297: char name[32];
298: sscanf("1 (init","%d (%15c",&pid,name);
299: printf("pid %d name %s\n",pid,name);
300: #endif
301: #if 0
302: DIR *d=opendir("/proc");
303: if (d) {
304: struct dirent *D;
305: while (D=readdir(d))
306: puts(D->d_name);
307: closedir(d);
308: }
309: #endif
310: #if 0
311: char buf[1024];
312: int fd=open("/etc/passwd",0);
313: pread(fd,buf,30,32);
314: close(fd);
315: write(1,buf,32);
316: #endif
317: #if 0
318: char *argv[] = {"echo","foo",0};
319: char buf[100];
320: buf[5]='x';
321: sprintf(buf,"foo\n");
322: if (buf[5] == 'x')
323: exit(0);
324: else
325: exit(1);
326: execvp(argv[0],argv);
327: #endif
1.10 fefe 328: #if 0
1.1 cvs 329: struct stat64 f;
330: char buf[128];
331: fstat64(0,&f);
332: fprintf(stderr,"%d %d\n",f.st_size,sizeof(f));
333: return 0;
334: #endif
335: #if 0
336: FILE *f=fopen("foo","w");
337: fputc('a',f);
338: fputc('b',f);
339: fputc('c',f);
340: #endif
341: /* fprintf(stdout,"foo\n"); */
342: }
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