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

1.1       root        1: /* add.c - concatenate two strings in managed memory */
                      2: 
                      3: #include "../h/mh.h"
                      4: #include <stdio.h>
                      5: 
                      6: 
                      7: char   *add (this, that)
                      8: register char  *this,
                      9:                *that;
                     10: {
                     11:     register char  *cp;
                     12: 
                     13:     if (!this)
                     14:        this = "";
                     15:     if (!that)
                     16:        that = "";
                     17:     if ((cp = malloc ((unsigned) (strlen (this) + strlen (that) + 1))) == NULL)
                     18:        adios (NULLCP, "unable to allocate string storage");
                     19: 
                     20:     (void) sprintf (cp, "%s%s", that, this);
                     21:     if (*that)
                     22:        free (that);
                     23:     return cp;
                     24: }

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