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librocket: make demo on export

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This commit is contained in:
Kuba Winnicki 2016-08-28 10:38:18 +02:00
parent 4a9056bba8
commit a24682f3d4
1 changed files with 40 additions and 9 deletions
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49
lib/device.c
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@ -5,6 +5,7 @@
#include <math.h> #include <math.h>
#include <assert.h> #include <assert.h>
#include <string.h> #include <string.h>
#include <errno.h>
static int find_track(struct sync_device *d, const char *name) static int find_track(struct sync_device *d, const char *name)
{ {
@ -266,13 +267,6 @@ static int save_track(const struct sync_track *t, const char *path)
{ {
int i; int i;
int cwd = open(".", O_RDONLY);
if (!cwd)
return -1;
if (!chdir("build/sync"))
return -1;
FILE *fp = fopen(path, "wb"); FILE *fp = fopen(path, "wb");
if (!fp) if (!fp)
return -1; return -1;
@ -287,18 +281,55 @@ static int save_track(const struct sync_track *t, const char *path)
fclose(fp); fclose(fp);
if (!fchdir(cwd))
return -1;
return 0; return 0;
} }
void sync_save_tracks(const struct sync_device *d) void sync_save_tracks(const struct sync_device *d)
{ {
int i; int i;
int cwd = open(".", O_RDONLY);
if (cwd == -1) {
dprintf(2, "can't open current directory\n");
return;
}
if (chdir("build/sync")) {
dprintf(2, "can't enter build/sync directory\n");
return;
}
for (i = 0; i < (int)d->num_tracks; ++i) { for (i = 0; i < (int)d->num_tracks; ++i) {
const struct sync_track *t = d->tracks[i]; const struct sync_track *t = d->tracks[i];
save_track(t, sync_track_path(d->base, t->name)); save_track(t, sync_track_path(d->base, t->name));
} }
if (fchdir(cwd)) {
dprintf(2, "%s\n", strerror(errno));
}
close(cwd);
printf("forking\n");
pid_t pid = fork();
if (pid == 0)
{
char path[1024];
getcwd(path, 1024);
dprintf(2, "making in %s...\n", path);
execv("/usr/bin/make", (char *[]){ "make", "-f", "Makefile.demo", "run_kick", NULL });
}
else if (i > 0)
{
int status;
printf("waiting...\n");
waitpid(pid, &status, 0);
}
else
{
printf("failing...\n");
perror("fork failed");
}
} }
static int get_track_data(struct sync_device *d, struct sync_track *t) static int get_track_data(struct sync_device *d, struct sync_track *t)