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Annotation of 43BSD/contrib/mh/sbr/concat.c, revision 1.1.1.1

1.1       root        1: /* concat.c - concatenate a bunch of strings in managed memory */
                      2: 
                      3: #include "../h/mh.h"
                      4: #include <stdio.h>
                      5: #include <varargs.h>
                      6: 
                      7: 
                      8: /* VARARGS */
                      9: 
                     10: char   *concat (va_alist)
                     11: va_dcl
                     12: {
                     13:     register char  *cp,
                     14:                    *dp,
                     15:                    *sp;
                     16:     register unsigned   len;
                     17:     register    va_list list;
                     18: 
                     19:     len = 1;
                     20:     va_start (list); 
                     21:     while (cp = va_arg (list, char *))
                     22:        len += strlen (cp);
                     23:     va_end (list);
                     24: 
                     25:     dp = sp = malloc (len);
                     26:     if (dp == NULL)
                     27:        adios (NULLCP, "unable to allocate string storage");
                     28: 
                     29:     va_start (list); 
                     30:     while (cp = va_arg (list, char *))
                     31:        sp = copy (cp, sp);
                     32:     va_end (list);
                     33: 
                     34:     return dp;
                     35: }

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