diff options
| -rw-r--r-- | variable.c | 93 |
1 files changed, 0 insertions, 93 deletions
@@ -47,15 +47,6 @@ static struct variable_set global_variable_set static struct variable_set_list global_setlist = { 0, &global_variable_set }; struct variable_set_list *current_variable_set_list = &global_setlist; - -/* The next two describe the variable output buffer. - This buffer is used to hold the variable-expansion of a line of the - makefile. It is made bigger with realloc whenever it is too small. - variable_buffer_length is the size currently allocated. - variable_buffer is the address of the buffer. */ - -static unsigned int variable_buffer_length; -static char *variable_buffer; /* Implement variables. */ @@ -380,49 +371,6 @@ define_automatic_variables () } } -/* Subroutine of variable_expand and friends: - The text to add is LENGTH chars starting at STRING to the variable_buffer. - The text is added to the buffer at PTR, and the updated pointer into - the buffer is returned as the value. Thus, the value returned by - each call to variable_buffer_output should be the first argument to - the following call. */ - -char * -variable_buffer_output (ptr, string, length) - char *ptr, *string; - unsigned int length; -{ - register unsigned int newlen = length + (ptr - variable_buffer); - - if (newlen > variable_buffer_length) - { - unsigned int offset = ptr - variable_buffer; - variable_buffer_length = max (2 * variable_buffer_length, newlen + 100); - variable_buffer = (char *) xrealloc (variable_buffer, - variable_buffer_length); - ptr = variable_buffer + offset; - } - - bcopy (string, ptr, length); - return ptr + length; -} - -/* Return a pointer to the beginning of the variable buffer. */ - -char * -initialize_variable_output () -{ - /* If we don't have a variable output buffer yet, get one. */ - - if (variable_buffer == 0) - { - variable_buffer_length = 200; - variable_buffer = (char *) xmalloc (variable_buffer_length); - } - - return variable_buffer; -} - int export_all_variables; /* Create a new environment for FILE's commands. @@ -746,44 +694,3 @@ print_file_variables (file) if (file->variables != 0) print_variable_set (file->variables->set, "# "); } - -struct output_state - { - char *buffer; - unsigned int length; - }; - -/* Save the current variable output state and return a pointer - to storage describing it. Then reset the output state. */ - -char * -save_variable_output () -{ - struct output_state *state; - - state = (struct output_state *) xmalloc (sizeof (struct output_state)); - state->buffer = variable_buffer; - state->length = variable_buffer_length; - - variable_buffer = 0; - variable_buffer_length = 0; - - return (char *) state; -} - -/* Restore the variable output state saved in SAVE. */ - -void -restore_variable_output (save) - char *save; -{ - register struct output_state *state = (struct output_state *) save; - - if (variable_buffer != 0) - free (variable_buffer); - - variable_buffer = state->buffer; - variable_buffer_length = state->length; - - free ((char *) state); -} |