Commit b366059646d0ae1ea73ca6a0598323b4db1fd2cf
Update methods
Charles Lehner committed on 2/10/2015, 6:00:28 PMParent: edccdfe157b8cdd74de9028777231dac30cbefe0
Files changed
| README.md | changed |
| main.c | changed |
| pngspark.c | changed |
| pngspark.h | changed |
| README.md | ||
|---|---|---|
| @@ -39,8 +39,10 @@ | ||
| 39 | 39 … | ## API |
| 40 | 40 … | |
| 41 | 41 … | Generate pngsparks in your own C programs! |
| 42 | 42 … | |
| 43 … | +All int methods return 0 on success and nonzero on failure. | |
| 44 … | + | |
| 43 | 45 … | ```c |
| 44 | 46 … | struct pngspark; |
| 45 | 47 … | ``` |
| 46 | 48 … | A png spark instance: collection of values and settings. |
| @@ -60,11 +62,11 @@ | ||
| 60 | 62 … | ``` |
| 61 | 63 … | Process the values and write as a PNG to a file. |
| 62 | 64 … | |
| 63 | 65 … | ```c |
| 64 | -int pngspark_end(struct pngspark *ps); | |
| 66 … | +void pngspark_end(struct pngspark *ps); | |
| 65 | 67 … | ``` |
| 66 | -Release allocated memory for the pngspark. (Does not free `ps`, however). | |
| 68 … | +Release allocated memory for the values of the pngspark. (Does not free `ps`, however). | |
| 67 | 69 … | |
| 68 | 70 … | ## License |
| 69 | 71 … | |
| 70 | 72 … | MIT |
| main.c | ||
|---|---|---|
| @@ -79,10 +79,9 @@ | ||
| 79 | 79 … | |
| 80 | 80 … | if (pngspark_write(&ps, file) < 0) |
| 81 | 81 … | return 1; |
| 82 | 82 … | |
| 83 | - if (pngspark_end(&ps) < 0) | |
| 84 | - return 1; | |
| 83 … | + pngspark_end(&ps); | |
| 85 | 84 … | |
| 86 | 85 … | if (fclose(file) < 0) |
| 87 | 86 … | err(1, "close %s", filename); |
| 88 | 87 … | |
| pngspark.c | ||
|---|---|---|
| @@ -78,10 +78,9 @@ | ||
| 78 | 78 … | luImageRelease(img); |
| 79 | 79 … | return ret; |
| 80 | 80 … | } |
| 81 | 81 … | |
| 82 | -int pngspark_end(struct pngspark *ps) | |
| 82 … | +void pngspark_end(struct pngspark *ps) | |
| 83 | 83 … | { |
| 84 | 84 … | free(ps->values); |
| 85 | - return 0; | |
| 86 | 85 … | } |
| 87 | 86 … | |
| pngspark.h | ||
|---|---|---|
| @@ -16,7 +16,7 @@ | ||
| 16 | 16 … | |
| 17 | 17 … | int pngspark_init(struct pngspark *, size_t, const char *, double); |
| 18 | 18 … | int pngspark_append(struct pngspark *, double); |
| 19 | 19 … | int pngspark_write(struct pngspark *, FILE *); |
| 20 | -int pngspark_end(struct pngspark *); | |
| 20 … | +void pngspark_end(struct pngspark *); | |
| 21 | 21 … | |
| 22 | 22 … | |
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