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Better debug output, using serial, for userspace

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This commit is contained in:
Kevin Lange 2013-03-22 12:39:05 -07:00
parent 674f047bde
commit ce4c6bea52
1 changed files with 28 additions and 26 deletions
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54
toolchain/patches/newlib/toaru/syscalls.c
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@ -73,6 +73,8 @@ DEFN_SYSCALL2(nanosleep, 46, unsigned long, unsigned long);
DEFN_SYSCALL3(ioctl, 47, int, int, void *);
DEFN_SYSCALL2(access, 48, char *, int);
#define DEBUG_STUB(...) { char buf[512]; sprintf(buf, "\033[1;32mUserspace Debug\033[0m pid%d ", getpid()); syscall_print(buf); sprintf(buf, __VA_ARGS__); syscall_print(buf); }
extern char ** environ;
@ -92,7 +94,7 @@ int execvp(const char *file, char *const argv[]) {
}
int execv(const char * file, char *const argv[]) {
fprintf(stderr, "execv(%s,...);\n", file);
DEBUG_STUB("execv(%s,...);\n", file);
return syscall_execve(file,argv,environ);
}
@ -148,7 +150,7 @@ int close(int file) {
}
int link(char *old, char *new) {
fprintf(stderr, "[debug] pid %d: link(%s, %s);\n", getpid(), old, new);
DEBUG_STUB("[debug] pid %d: link(%s, %s);\n", getpid(), old, new);
errno = EMLINK;
return -1;
}
@ -276,7 +278,7 @@ char *getlogin(void) {
}
int dup2(int oldfd, int newfd) {
fprintf(stderr, "dup2(%d,%d);\n", oldfd, newfd);
DEBUG_STUB("dup2(%d,%d);\n", oldfd, newfd);
return syscall_dup2(oldfd, newfd);
}
@ -335,7 +337,7 @@ void pre_main(int argc, char * argv[]) {
/* XXX Unimplemented functions */
unsigned int alarm(unsigned int seconds) {
fprintf(stderr, "alarm(%s);\n", seconds);
DEBUG_STUB("alarm(%s);\n", seconds);
return 0;
}
@ -349,25 +351,25 @@ int fcntl(int fd, int cmd, ...) {
if (cmd == F_GETFD || cmd == F_SETFD) {
return 0;
}
fprintf(stderr, "[user/debug] Unsupported operation [fcntl]\n");
DEBUG_STUB("[user/debug] Unsupported operation [fcntl]\n");
/* Not supported */
return -1;
}
mode_t umask(mode_t mask) {
fprintf(stderr, "[user/debug] Unsupported operation [umask]\n");
DEBUG_STUB("[user/debug] Unsupported operation [umask]\n");
/* Not supported */
return 0;
}
int chmod(const char *path, mode_t mode) {
fprintf(stderr, "[user/debug] Unsupported operation [chmod]\n");
DEBUG_STUB("[user/debug] Unsupported operation [chmod]\n");
/* Not supported */
return -1;
}
int unlink(char *name) {
fprintf(stderr, "[debug] pid %d unlink(%s);\n", getpid(), name);
DEBUG_STUB("[debug] pid %d unlink(%s);\n", getpid(), name);
errno = ENOENT;
return -1;
}
@ -377,24 +379,24 @@ int access(const char *pathname, int mode) {
}
long pathconf(char *path, int name) {
fprintf(stderr, "[user/debug] Unsupported operation [pathconf]\n");
DEBUG_STUB("[user/debug] Unsupported operation [pathconf]\n");
/* Not supported */
return 0;
}
int utime(const char *filename, const struct utimbuf *times) {
fprintf(stderr, "[user/debug] Unsupported operation [utime]\n");
DEBUG_STUB("[user/debug] Unsupported operation [utime]\n");
return 0;
}
int chown(const char *path, uid_t owner, gid_t group) {
fprintf(stderr, "[user/debug] Unsupported operation [chown]\n");
DEBUG_STUB("[user/debug] Unsupported operation [chown]\n");
return 0;
}
int rmdir(const char *pathname) {
fprintf(stderr, "[user/debug] Unsupported operation [rmdir]\n");
DEBUG_STUB("[user/debug] Unsupported operation [rmdir]\n");
return 0;
}
@ -411,7 +413,7 @@ long sysconf(int name) {
case 11:
return 10000;
default:
fprintf(stderr, "sysconf(%d);\n", name);
DEBUG_STUB("sysconf(%d);\n", name);
return 0;
}
}
@ -438,48 +440,48 @@ int cfsetospeed(struct termios * tio, speed_t speed) {
}
int tcdrain(int i) {
fprintf(stderr, "tcdrain(%d)\n", i);
DEBUG_STUB("tcdrain(%d)\n", i);
return 0;
}
int tcflow(int a, int b) {
fprintf(stderr, "tcflow(%d,%d)\n", a, b);
DEBUG_STUB("tcflow(%d,%d)\n", a, b);
return 0;
}
int tcflush(int a, int b) {
fprintf(stderr, "tcflow(%d,%d)\n", a, b);
DEBUG_STUB("tcflow(%d,%d)\n", a, b);
return 0;
}
int tcgetattr(int fd, struct termios * tio) {
fprintf(stderr, "tcgetattr(%d, ...)\n", fd);
DEBUG_STUB("tcgetattr(%d, ...)\n", fd);
return 0;
}
pid_t tcgetsid(int fd) {
fprintf(stderr, "tcgetsid(%d)\n", fd);
DEBUG_STUB("tcgetsid(%d)\n", fd);
return getpid();
}
int tcsendbreak(int a, int b) {
fprintf(stderr, "tcsendbreak(%d,%d)\n", a, b);
DEBUG_STUB("tcsendbreak(%d,%d)\n", a, b);
return 0;
}
int tcsetattr(int fd, int actions, struct termios * tio) {
fprintf(stderr, "tcsetattr(%d,%d,...)\n", fd, actions);
DEBUG_STUB( "tcsetattr(%d,%d,...)\n", fd, actions);
fprintf(stderr, " 0x%8x\n", tio->c_cflag);
fprintf(stderr, " 0x%8x\n", tio->c_iflag);
fprintf(stderr, " 0x%8x\n", tio->c_lflag);
fprintf(stderr, " 0x%8x\n", tio->c_oflag);
DEBUG_STUB( " 0x%8x\n", tio->c_cflag);
DEBUG_STUB( " 0x%8x\n", tio->c_iflag);
DEBUG_STUB( " 0x%8x\n", tio->c_lflag);
DEBUG_STUB( " 0x%8x\n", tio->c_oflag);
return 0;
}
int fpathconf(char * file, int name) {
fprintf(stderr, "fpathconf(%s,%d)\n", file, name);
int fpathconf(int file, int name) {
DEBUG_STUB("fpathconf(%d,%d)\n", file, name);
return 0;
}