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[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.18.0/] [newlib/] [libc/] [argz/] [argz_create.c] - Rev 307
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/* Copyright (C) 2002 by Red Hat, Incorporated. All rights reserved. * * Permission to use, copy, modify, and distribute this software * is freely granted, provided that this notice is preserved. */ #include <argz.h> #include <errno.h> #include <sys/types.h> #include <string.h> #include <stdlib.h> error_t _DEFUN (argz_create, (argv, argz, argz_len), char *const argv[] _AND char **argz _AND size_t *argz_len) { int argc = 0; int i = 0; int len = 0; char *iter; *argz_len = 0; if (*argv == NULL) { *argz = NULL; return 0; } while (argv[argc]) { *argz_len += (strlen(argv[argc]) + 1); argc++; } /* There are argc strings to copy into argz. */ if(!(*argz = (char *)malloc(*argz_len))) return ENOMEM; iter = *argz; for(i = 0; i < argc; i++) { len = strlen(argv[i]) + 1; memcpy(iter, argv[i], len); iter += len; } return 0; }
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