diff options
Diffstat (limited to 'merge.c')
| -rw-r--r-- | merge.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/merge.c b/merge.c index 5db1a58..340bff6 100644 --- a/merge.c +++ b/merge.c @@ -23,6 +23,7 @@ #include <stdio.h> #include <sysexits.h> #include <wchar.h> +#include <zlib.h> #include "torus.h" @@ -83,10 +84,10 @@ static void drawTile(int offsetY, const struct Tile *tile) { int main(int argc, char *argv[]) { if (argc != 4) return EX_USAGE; - FILE *fileA = fopen(argv[1], "r"); + gzFile fileA = gzopen(argv[1], "r"); if (!fileA) err(EX_NOINPUT, "%s", argv[1]); - FILE *fileB = fopen(argv[2], "r"); + gzFile fileB = gzopen(argv[2], "r"); if (!fileB) err(EX_NOINPUT, "%s", argv[2]); FILE *fileC = fopen(argv[3], "w"); @@ -94,13 +95,18 @@ int main(int argc, char *argv[]) { curse(); + int error; struct Tile tileA, tileB; for (;;) { - size_t countA = fread(&tileA, sizeof(tileA), 1, fileA); - if (ferror(fileA)) err(EX_IOERR, "%s", argv[1]); + size_t countA = gzfread(&tileA, sizeof(tileA), 1, fileA); + if (!countA && gzerror(fileA, &error)) { + errx(EX_IOERR, "%s: %s", argv[1], gzerror(fileA, &error)); + } - size_t countB = fread(&tileB, sizeof(tileB), 1, fileB); - if (ferror(fileB)) err(EX_IOERR, "%s", argv[2]); + size_t countB = gzfread(&tileB, sizeof(tileB), 1, fileB); + if (!countB && gzerror(fileB, &error)) { + errx(EX_IOERR, "%s: %s", argv[2], gzerror(fileB, &error)); + } if (!countA && !countB) break; if (!countA || !countB) errx(EX_DATAERR, "different size inputs"); |