File: precompose.c.tail

package info (click to toggle)
xterm 222-1etch4
  • links: PTS
  • area: main
  • in suites: etch
  • size: 3,552 kB
  • ctags: 4,131
  • sloc: ansic: 45,739; sh: 3,719; perl: 740; makefile: 333
file content (23 lines) | stat: -rw-r--r-- 585 bytes parent folder | download | duplicates (8) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
};

int do_precomposition(int base, int comb) {
  int min = 0;
  int max = sizeof(precompositions) / sizeof(precompositions[0]) - 1;
  int mid;
  unsigned int sought = ((unsigned)base << 16) | (unsigned)comb, that;

  /* binary search */
  while (max >= min) {
    mid = (min + max) / 2;
    that = ((unsigned)precompositions[mid].base << 16) | ((unsigned)precompositions[mid].comb);
    if (that < sought) {
      min = mid + 1;
    } else if (that > sought) {
      max = mid - 1;
    } else {
      return precompositions[mid].replacement;
    }
  }
  /* no match */
  return -1;
}