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add a few checks

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This commit is contained in:
Andrew Pamment 2019-12-02 10:20:16 +10:00
parent b13769e1fc
commit 575ff1f2b9
1 changed files with 10 additions and 2 deletions
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12
MD_Init.c
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@ -183,12 +183,12 @@ void md_exit(int exitcode) {
exit(exitcode);
}
int md_init(const char *dropfile, int socket) {
void md_init(const char *dropfile, int socket) {
char *filename = strrchr(dropfile, PATH_SEP);
#if !defined(WIN32) && !defined(_MSC_VER)
struct termios ttystate;
#endif
int ret;
int ret = -1;
mdcontrol.socket = socket;
@ -202,6 +202,14 @@ int md_init(const char *dropfile, int socket) {
ret = read_doorsys(dropfile);
} else if (strcasecmp(filename, "door32.sys") == 0) {
ret = read_door32(dropfile);
} else {
fprintf(stderr, "Unsupported dropfile: %s\n", filename);
exit(-1);
}
if (ret == -1) {
fprintf(stderr, "Unable to open dropfile: %s\n", dropfile);
exit(-1);
}
if (mdcontrol.socket == -1) {