forked from RepoMirrors/bemenu
81 lines
1.8 KiB
C
81 lines
1.8 KiB
C
#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <assert.h>
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#include <bemenu.h>
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static void readItemsToMenuFromStdin(bmMenu *menu)
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{
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assert(menu);
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size_t step = 1024, allocated;
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char *buffer;
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if (!(buffer = malloc((allocated = step))))
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return;
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size_t read;
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while ((read = fread(buffer + (allocated - step), 1, step, stdin)) == step) {
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void *tmp;
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if (!(tmp = realloc(buffer, (allocated += step)))) {
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free(buffer);
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return;
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}
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buffer = tmp;
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}
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buffer[allocated - step + read - 1] = 0;
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size_t pos;
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char *s = buffer;
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while ((pos = strcspn(s, "\n")) != 0) {
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size_t next = pos + (s[pos] != 0);
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s[pos] = 0;
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bmItem *item = bmItemNew(s);
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if (!item)
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break;
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bmMenuAddItem(menu, item);
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s += next;
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}
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free(buffer);
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}
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int main(int argc, char **argv)
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{
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(void)argc, (void)argv;
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bmMenu *menu = bmMenuNew(BM_DRAW_MODE_CURSES);
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if (!menu)
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return EXIT_FAILURE;
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bmMenuSetTitle(menu, "bemenu");
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readItemsToMenuFromStdin(menu);
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bmKey key;
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unsigned int unicode;
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int status = 0;
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do {
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bmMenuRender(menu);
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key = bmMenuGetKey(menu, &unicode);
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} while ((status = bmMenuRunWithKey(menu, key, unicode)) == BM_RUN_RESULT_RUNNING);
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if (status == BM_RUN_RESULT_SELECTED) {
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unsigned int i, count;
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bmItem **items = bmMenuGetSelectedItems(menu, &count);
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for (i = 0; i < count; ++i) {
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const char *text = bmItemGetText(items[i]);
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printf("%s\n", (text ? text : ""));
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}
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if (!count && bmMenuGetFilter(menu))
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printf("%s\n", bmMenuGetFilter(menu));
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}
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bmMenuFree(menu);
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return (status == BM_RUN_RESULT_SELECTED ? EXIT_SUCCESS : EXIT_FAILURE);
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}
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/* vim: set ts=8 sw=4 tw=0 :*/
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