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Merge pull request #410 from turlando/fix/unused-result
Fix unused-result error while building with PKGBUILD
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commit
c9916b998c
1 changed files with 8 additions and 2 deletions
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@ -187,7 +187,10 @@ static void write_image(const char *filename, int width, int height) {
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sprintf(size, "%dx%d+0", width, height);
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int fd[2];
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pipe(fd);
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if (pipe(fd) != 0) {
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fprintf(stderr, "cannot create pipe: %s\n", strerror(errno));
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exit(EXIT_FAILURE);
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}
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pid_t child = fork();
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if (child < 0) {
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@ -195,7 +198,10 @@ static void write_image(const char *filename, int width, int height) {
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exit(EXIT_FAILURE);
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} else if (child != 0) {
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close(fd[0]);
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write(fd[1], data, buffer_stride * height);
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if (write(fd[1], data, buffer_stride * height) < 0) {
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fprintf(stderr, "write() failed: %s\n", strerror(errno));
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exit(EXIT_FAILURE);
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}
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close(fd[1]);
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free(data);
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waitpid(child, NULL, 0);
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