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Annotation of researchv10no/cmd/post.src/common/tempnam.c, revision 1.1.1.1

1.1       root        1: #include <stdio.h>
                      2: #include <errno.h>
                      3: 
                      4: #if defined(V9) || defined(BSD4_2)
                      5: char *tempnam(dir, pfx)
                      6: char *dir, *pfx;
                      7: {
                      8:        int pid;
                      9:        unsigned int len;
                     10:        char *tnm, *malloc();
                     11:        static int seq = 0;
                     12: 
                     13:        pid = getpid();
                     14:        len = strlen(dir) + strlen(pfx) + 10;
                     15:        if ((tnm = malloc(len)) != NULL) {
                     16:                sprintf(tnm, "%s", dir);
                     17:                if (access(tnm, 7) == -1)
                     18:                        return(NULL);
                     19:                do {
                     20:                        sprintf(tnm, "%s/%s%d%d", dir, pfx, pid, seq++);
                     21:                        errno = 0;
                     22:                        if (access(tnm, 7) == -1)
                     23:                                if (errno == ENOENT)
                     24:                                        return(tnm);
                     25:                } while (1);
                     26:        }
                     27:        return(tnm);
                     28: }
                     29: #endif

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