forked from speedie/spmenu
225 lines
5.7 KiB
C
225 lines
5.7 KiB
C
void readstdin(void) {
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char buf[sizeof text], *p;
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size_t i, imax = 0, itemsiz = 0;
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unsigned int tmpmax = 0;
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if (passwd) {
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inputw = lines = 0;
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return;
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}
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if (listfile) {
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readfile();
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return;
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}
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int o = 0;
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// read each line from stdin and add it to the item list
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for (i = 0; fgets(buf, sizeof buf, stdin); i++) {
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if (i + 1 >= itemsiz) {
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itemsiz += 256;
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if (!(items = realloc(items, itemsiz * sizeof(*items))))
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die("spmenu: cannot realloc %zu bytes:", itemsiz * sizeof(*items));
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}
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if ((p = strchr(buf, '\n')))
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*p = '\0';
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if (!(items[i].text = strdup(buf)))
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die("spmenu: cannot strdup %u bytes:", strlen(buf) + 1);
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items[i].hp = arrayhas(hpitems, hplength, items[i].text);
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drw_font_getexts(drw->font, buf, strlen(buf), &tmpmax, NULL, True);
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if (tmpmax > inputw) {
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inputw = tmpmax;
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imax = i;
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}
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items[i].index = i;
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if (parsemarkup(i)) {
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o = 1;
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}
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#if !USEIMAGE
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if (o) {
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;
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}
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#endif
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}
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#if USEIMAGE
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if (!o) longestedge = imagegaps = 0;
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#endif
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// clean
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if (items) {
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items[i].text = NULL;
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#if USEIMAGE
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items[i].image = NULL;
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#endif
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}
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inputw = items ? TEXTWM(items[imax].text) : 0;
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lines = MIN(lines, i);
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}
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void readfile(void) {
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if (passwd){
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inputw = lines = 0;
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return;
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}
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size_t len;
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static size_t cap = 0;
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char *l;
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FILE *ef = fopen(listfile, "r");
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if (!ef) return;
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items = NULL;
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listsize = 0;
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for (;;) {
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l = NULL;
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len = 0;
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if (-1 == getline(&l, &len, ef)) {
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if (ferror(ef)) die("spmenu: failed to read file\n");
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free(l);
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break;
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}
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if (cap == listsize) {
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cap += 64 * sizeof(char*);
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list = realloc(list, cap);
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if (!list) die("spmenu: failed to realloc memory");
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}
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strtok(l, "\n");
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list[listsize] = l;
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listsize++;
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}
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if (fclose(ef)) {
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die("spmenu: failed to close file %s\n", listfile);
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}
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if (!list_items) {
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list_items = items;
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items = calloc(listsize + 1, sizeof(struct item));
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if (!items) die("spmenu: cannot alloc memory\n");
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int i = 0;
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int o = 0;
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for (i = 0; i < listsize; i++) {
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items[i].text = list[i];
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if (parsemarkup(i)) {
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o = 1;
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}
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#if !USEIMAGE
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if (o) {
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;
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}
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#endif
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}
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inputw = items ? TEXTWM(items[i].text) : 0;
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lines = columns == 1 ? i : MIN(i, lines); // i = number of items
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#if USEIMAGE
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if (!o) longestedge = imagegaps = 0;
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#endif
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if (i == listcount) {
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listchanged = 0;
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} else {
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listcount = i;
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listchanged = 1;
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resizeclient();
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}
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} else {
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free(items);
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items = list_items;
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list_items = NULL;
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}
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}
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int parsemarkup(int index) {
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#if USEIMAGE
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int w, h;
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char *limg = NULL;
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#endif
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// parse image markup
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#if USEIMAGE
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if(!strncmp("IMG:", items[index].text, strlen("IMG:"))) {
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if(!(items[index].image = malloc(strlen(items[index].text)+1)))
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fprintf(stderr, "spmenu: cannot malloc %lu bytes\n", strlen(items[index].text));
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if(sscanf(items[index].text, "IMG:%[^\t]", items[index].image)) {
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items[index].text += strlen("IMG:")+strlen(items[index].image)+1;
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} else {
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free(items[index].image);
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items[index].image = NULL;
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}
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} else {
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items[index].image = NULL;
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}
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// load image cache (or generate)
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if (generatecache && longestedge <= maxcache && items[index].image && strcmp(items[index].image, limg ? limg : "")) {
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loadimagecache(items[index].image, &w, &h);
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}
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if(items[index].image) {
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limg = items[index].image;
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}
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#else // remove the data, just for convenience
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char *data;
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if(!strncmp("IMG:", items[index].text, strlen("IMG:"))) {
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if(!(data = malloc(strlen(items[index].text)+1)))
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fprintf(stderr, "spmenu: cannot malloc %lu bytes\n", strlen(items[index].text));
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if(sscanf(items[index].text, "IMG:%[^\t]", data)) {
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items[index].text += strlen("IMG:")+strlen(data)+1;
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}
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}
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#endif
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/* TODO: use this for something
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* current usage is not very useful, however it's here to be used later.
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*/
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if(!(items[index].ex = malloc(strlen(items[index].text)+1)))
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fprintf(stderr, "spmenu: cannot malloc %lu bytes\n", strlen(items[index].text));
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if (!strncmp("spmenu:", items[index].text, strlen("spmenu:"))) {
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if (sscanf(items[index].text, "spmenu:%[^\t]", items[index].ex)) {
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items[index].text += strlen("spmenu:")+strlen(items[index].ex)+1;
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}
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// spmenu:version
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if (!strncmp("version", items[index].ex, strlen("version"))) {
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fprintf(stdout, "spmenu version %s\n", VERSION);
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exit(0);
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}
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// spmenu:license
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if (!strncmp("license", items[index].ex, strlen("license"))) {
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fprintf(stdout, "spmenu is licensed under the MIT license. See the included LICENSE file for more information.\n");
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exit(0);
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}
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}
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#if USEIMAGE
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if (limg) {
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return 1;
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} else {
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return 0;
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}
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#else
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return 0;
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#endif
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}
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