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Un tout petit programme qui permet de déterminer le type little/big
endian
#include <stdio.h>
#include <string.h>
char * endian()
{
static long int str[2] = { 0x41424344,0x0 }; /* ASCII "ABCD" */
if (strcmp("DCBA", (char *) str) == 0)
return("little-endian");
else if (strcmp("ABCD", (char *) str) == 0)
return("big-endian");
else if (strcmp("BADC", (char *) str) == 0)
return("PDP-endian");
}
main()
{
static long int str[2] = { 0x41424344,0x0 }; /* ASCII "ABCD" */
printf("if your machine does print : \n");
printf(" DCBA = little-endian ( VAX, PC )\n");
printf(" ABCD = big-endian ( MC6800, Sun4, HP9000/715
)\n");
printf(" BADC = PDP-endian ( PDP-11 )\n\n");
printf("your machine gives : '%s', so it is a '%s' one\n",
(char*) str, endian());
}
--
Pion Stephane, STNA Toulouse, 7SQ mailto:stephane.pion@stna.dgac.fr 05 62 14 55 13
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