GWEN_PROCESS_STATE GWEN_Process_Start(GWEN_PROCESS *pr,
const char *prg,
const char *args) {
pid_t pid;
char *argv[32];
int argc;
const char *p, *p2;
GWEN_BUFFER *wbuf;
assert(pr);
if (GWEN_Process_Redirect(pr)) {
DBG_ERROR(GWEN_LOGDOMAIN, "Could not setup redirections");
pr->state=GWEN_ProcessStateNotStarted;
pr->pid=-1;
return GWEN_ProcessStateNotStarted;
}
pid=fork();
if (pid==-1) {
/* error in fork */
pr->state=GWEN_ProcessStateNotStarted;
pr->pid=-1;
/* close all pipes */
if (pr->filesStdin[0]!=-1) {
close(pr->filesStdin[0]);
close(pr->filesStdin[1]);
}
if (pr->filesStdout[0]!=-1) {
close(pr->filesStdout[0]);
close(pr->filesStdout[1]);
}
if (pr->filesStderr[0]!=-1) {
close(pr->filesStderr[0]);
close(pr->filesStderr[1]);
}
return GWEN_ProcessStateNotStarted;
}
else if (pid!=0) {
/* parent */
DBG_INFO(GWEN_LOGDOMAIN, "Process started with id %d", (int)pid);
pr->state=GWEN_ProcessStateRunning;
pr->pid=pid;
/* setup redirections */
if (pr->filesStdin[0]!=-1) {
close(pr->filesStdin[1]);
pr->stdIn=GWEN_SyncIo_File_fromFd(pr->filesStdin[0]);
}
if (pr->filesStdout[0]!=-1) {
close(pr->filesStdout[1]);
pr->stdOut=GWEN_SyncIo_File_fromFd(pr->filesStdout[0]);
}
if (pr->filesStderr[0]!=-1) {
close(pr->filesStderr[1]);
pr->stdErr=GWEN_SyncIo_File_fromFd(pr->filesStdout[0]);
}
return GWEN_ProcessStateRunning;
}
/* child, build arguments */
argc=0;
DBG_DEBUG(GWEN_LOGDOMAIN, "I'm the child process");
/* setup redirections */
if (pr->filesStdin[0]!=-1) {
close(pr->filesStdin[0]);
close(0);
if (dup(pr->filesStdin[1])==-1) {
DBG_ERROR(GWEN_LOGDOMAIN, "Could not setup redirection");
}
}
if (pr->filesStdout[0]!=-1) {
close(pr->filesStdout[0]);
close(1);
if (dup(pr->filesStdout[1])==-1) {
DBG_ERROR(GWEN_LOGDOMAIN, "Could not setup redirection");
}
}
if (pr->filesStderr[0]!=-1) {
close(pr->filesStderr[0]);
close(2);
if (dup(pr->filesStderr[1])==-1) {
DBG_ERROR(GWEN_LOGDOMAIN, "Could not setup redirection");
}
}
argv[0]=strdup(prg);
argc++;
p=args;
wbuf=GWEN_Buffer_new(0, 256, 0, 1);
while(argc<32 && *p) {
while(*p && isspace((int)*p))
p++;
if (!(*p))
break;
if (GWEN_Text_GetWordToBuffer(p, " ",
wbuf,
GWEN_TEXT_FLAGS_NULL_IS_DELIMITER |
GWEN_TEXT_FLAGS_DEL_QUOTES |
GWEN_TEXT_FLAGS_CHECK_BACKSLASH,
&p))
break;
p2=GWEN_Buffer_GetStart(wbuf);
argv[argc]=strdup(p2);
GWEN_Buffer_Reset(wbuf);
argc++;
} /* while */
GWEN_Buffer_free(wbuf);
argv[argc]=0;
/* parameters ready, exec */
execvp(prg, argv);
/* if we reach this point an error occurred */
DBG_ERROR(GWEN_LOGDOMAIN, "Could not start program \"%s\": %s",
prg, strerror(errno));
exit(EXIT_FAILURE);
}
static int readTestData(GWEN_DIALOG *dlg)
{
AB_CSV_EDIT_PROFILE_DIALOG *xdlg;
GWEN_SYNCIO *sio;
GWEN_SYNCIO *baseIo;
GWEN_BUFFER *dbuf;
int i;
int ignoreLines=0;
int rv;
const char *delimiter;
GWEN_BUFFER *wbuffer;
const char *s;
assert(dlg);
xdlg=GWEN_INHERIT_GETDATA(GWEN_DIALOG, AB_CSV_EDIT_PROFILE_DIALOG, dlg);
assert(xdlg);
GWEN_StringList_Clear(xdlg->columns);
/* create file IO */
sio=GWEN_SyncIo_File_new(xdlg->testFileName, GWEN_SyncIo_File_CreationMode_OpenExisting);
GWEN_SyncIo_AddFlags(sio, GWEN_SYNCIO_FILE_FLAGS_READ);
baseIo=sio;
/* create buffered IO on top of file io to allow for reading of lines below */
sio=GWEN_SyncIo_Buffered_new(baseIo);
dbuf=GWEN_Buffer_new(0, 1024, 0, 1);
/* skip lines */
ignoreLines=GWEN_Dialog_GetIntProperty(dlg, "ignoreLinesSpin", GWEN_DialogProperty_Value, 0, 0);
i=GWEN_Dialog_GetIntProperty(dlg, "headerCheck", GWEN_DialogProperty_Value, 0, 0);
if (i)
ignoreLines++;
delimiter=getCharValueFromDoubleStringsCombo(dlg, "delimiterCombo", csv_delimiters);
if (!(delimiter && *delimiter))
delimiter="TAB";
if (strcasecmp(delimiter, "TAB")==0)
delimiter="\t";
else if (strcasecmp(delimiter, "SPACE")==0)
delimiter=" ";
/* open file */
rv=GWEN_SyncIo_Connect(sio);
if (rv<0) {
DBG_INFO(GWEN_LOGDOMAIN, "here (%d)", rv);
GWEN_Buffer_free(dbuf);
GWEN_SyncIo_free(sio);
return rv;
}
for (i=0; i<ignoreLines; i++) {
rv=GWEN_SyncIo_Buffered_ReadLineToBuffer(sio, dbuf);
if (rv<0) {
DBG_ERROR(AQBANKING_LOGDOMAIN, "Error reading: %d", rv);
GWEN_Buffer_free(dbuf);
GWEN_SyncIo_Disconnect(sio);
GWEN_SyncIo_free(sio);
return rv;
}
GWEN_Buffer_Reset(dbuf);
}
/* read single data line */
rv=GWEN_SyncIo_Buffered_ReadLineToBuffer(sio, dbuf);
if (rv<0) {
DBG_ERROR(AQBANKING_LOGDOMAIN, "Error reading: %d", rv);
GWEN_Buffer_free(dbuf);
GWEN_SyncIo_Disconnect(sio);
GWEN_SyncIo_free(sio);
return rv;
}
GWEN_Dialog_SetCharProperty(dlg, "dataEdit", GWEN_DialogProperty_Value, 0,
GWEN_Buffer_GetStart(dbuf), 0);
/* we don't need the io layer any longer */
GWEN_SyncIo_Disconnect(sio);
GWEN_SyncIo_free(sio);
wbuffer=GWEN_Buffer_new(0, 256, 0, 1);
s=GWEN_Buffer_GetStart(dbuf);
while (*s) {
rv=GWEN_Text_GetWordToBuffer(s, delimiter, wbuffer,
GWEN_TEXT_FLAGS_DEL_LEADING_BLANKS |
GWEN_TEXT_FLAGS_DEL_TRAILING_BLANKS |
GWEN_TEXT_FLAGS_NULL_IS_DELIMITER |
GWEN_TEXT_FLAGS_DEL_QUOTES,
&s);
if (rv) {
DBG_DEBUG(AQBANKING_LOGDOMAIN, "here (%d)", rv);
GWEN_Buffer_free(wbuffer);
GWEN_Buffer_free(dbuf);
return rv;
}
GWEN_StringList_AppendString(xdlg->columns, GWEN_Buffer_GetStart(wbuffer), 0, 0);
GWEN_Buffer_Reset(wbuffer);
if (*s) {
if (strchr(delimiter, *s))
s++;
}
} /* while */
GWEN_Buffer_free(wbuffer);
for (i=0; i<DIALOG_MAX_COLUMNS; i++) {
char editName[32];
snprintf(editName, sizeof(editName)-1, "col%dDataEdit", i+1);
s=GWEN_StringList_StringAt(xdlg->columns, i);
if (s==NULL)
break;
GWEN_Dialog_SetCharProperty(dlg, editName, GWEN_DialogProperty_Value, 0, s, 0);
}
return 0;
}
