int
ReadLibraryContents (void)
{
static char *command = NULL;
char inputline[MAX_LIBRARY_LINE_LENGTH + 1];
FILE *resultFP = NULL;
LibraryMenuTypePtr menu = NULL;
LibraryEntryTypePtr entry;
/* List all footprint libraries. Then sort the whole
* library.
*/
if (ParseLibraryTree () > 0 || resultFP != NULL)
{
sort_library (&Library);
return 0;
}
return (1);
}
/* ---------------------------------------------------------------------------
* Read contents of the library description file (for M4)
* and then read in M4 libs. Then call a fcn to read the newlib
* footprints.
*/
int
ReadLibraryContents (void)
{
static char *command = NULL;
char inputline[MAX_LIBRARY_LINE_LENGTH + 1];
FILE *resultFP = NULL;
LibraryMenuType *menu = NULL;
LibraryEntryType *entry;
/* If we don't have a command to execute to find the library contents,
* skip this. This is used by default on Windows builds (set in main.c),
* as we can't normally run shell scripts or expect to have m4 present.
*/
if (Settings.LibraryContentsCommand != NULL &&
Settings.LibraryContentsCommand[0] != '\0')
{
/* First load the M4 stuff. The variable Settings.LibraryPath
* points to it.
*/
free (command);
command = EvaluateFilename (Settings.LibraryContentsCommand,
Settings.LibraryPath, Settings.LibraryFilename,
NULL);
#ifdef DEBUG
printf("In ReadLibraryContents, about to execute command %s\n", command);
#endif
/* This uses a pipe to execute a shell script which provides the names of
* all M4 libs and footprints. The results are placed in resultFP.
*/
if (command && *command && (resultFP = popen (command, "r")) == NULL)
{
PopenErrorMessage (command);
}
/* the M4 library contents are separated by colons;
* template : package : name : description
*/
while (resultFP != NULL && fgets (inputline, MAX_LIBRARY_LINE_LENGTH, resultFP))
{
size_t len = strlen (inputline);
/* check for maximum linelength */
if (len)
{
len--;
if (inputline[len] != '\n')
Message
("linelength (%i) exceeded; following characters will be ignored\n",
MAX_LIBRARY_LINE_LENGTH);
else
inputline[len] = '\0';
}
/* if the line defines a menu */
if (!strncmp (inputline, "TYPE=", 5))
{
menu = GetLibraryMenuMemory (&Library);
menu->Name = strdup (UNKNOWN (&inputline[5]));
menu->directory = strdup (Settings.LibraryFilename);
}
else
{
/* allocate a new menu entry if not already done */
if (!menu)
{
menu = GetLibraryMenuMemory (&Library);
menu->Name = strdup (UNKNOWN ((char *) NULL));
menu->directory = strdup (Settings.LibraryFilename);
}
entry = GetLibraryEntryMemory (menu);
entry->AllocatedMemory = strdup (inputline);
/* now break the line into pieces separated by colons */
if ((entry->Template = strtok (entry->AllocatedMemory, ":")) !=
NULL)
if ((entry->Package = strtok (NULL, ":")) != NULL)
if ((entry->Value = strtok (NULL, ":")) != NULL)
entry->Description = strtok (NULL, ":");
/* create the list entry */
len = strlen (EMPTY (entry->Value)) +
strlen (EMPTY (entry->Description)) + 4;
entry->ListEntry = (char *)calloc (len, sizeof (char));
sprintf (entry->ListEntry,
"%s, %s", EMPTY (entry->Value),
EMPTY (entry->Description));
}
}
if (resultFP != NULL)
pclose (resultFP);
}
/* Now after reading in the M4 libs, call a function to
* read the newlib footprint libraries. Then sort the whole
* library.
*/
if (ParseLibraryTree () > 0 || resultFP != NULL)
{
sort_library (&Library);
return 0;
}
return (1);
}
