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xt_str_argv_cat(3) Library Functions Manual xt_str_argv_cat(3) NAME xt_str_argv_cat() - Append argv-style list to a string LIBRARY #include <xtend/string.h> -lxtend SYNOPSIS size_t xt_str_argv_cat(char *string, char *argv[], size_t first_arg, size_t string_buff_size) ARGUMENTS string String to which argv elements are appended argv Character pointer array to a list of elements first_arg Index of first argument to append string_buff_size Size of string array including null byte DESCRIPTION Append an argv style list of arguments to a string. This is useful for constructing a command to be passed to a shell via system() or similar methods. RETURN VALUES Length of string + all argv elements. If this is greater than string_buff_size, then the string has been truncated. EXAMPLES char cmd[CMD_MAX + 1] = "ls", *argv[] = { "-l", NULL }; if ( xt_str_argv_cat(cmd, argv, 0, CMD_MAX + 1) > CMD_MAX + 1 ) fputs("string is truncated.n", stderr); else system(cmd); SEE ALSO strlcpy(3), strlcat(3), snprintf(3) xt_str_argv_cat(3)
NAME | LIBRARY | SYNOPSIS | ARGUMENTS | DESCRIPTION | RETURN VALUES | EXAMPLES | SEE ALSO
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