From 6772f29e12b7755c3d7b19db22cdd22992425959 Mon Sep 17 00:00:00 2001
From: Pierre GRANDIN <pgrandin@users.noreply.github.com>
Date: Mon, 30 Jan 2017 10:49:43 -0800
Subject: Reducing code duplication in the tomtom builds (#201)

* Reducing code duplication in the tomtom builds

* Reducing code duplication in the tomtom builds

* Reducing code duplication in the tomtom builds

* Track each build result to catch errors

* Track each build result to catch errors

* Stop builds on errors

* Working on the tomtom plugin build

* Moving espeak for tomtom to the common script

* Moving sdl tests for tomtom to the common script

* fix espeakdsp buffer usage for tomtom (#200)

* fix buffer usage

dont send more bytes then received.

* remove last blank line

* Disabling dbus tests, needs investigation
---
 contrib/tomtom/espeakdsp.c | 101 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 contrib/tomtom/espeakdsp.c

(limited to 'contrib')

diff --git a/contrib/tomtom/espeakdsp.c b/contrib/tomtom/espeakdsp.c
new file mode 100644
index 000000000..bd6689a1f
--- /dev/null
+++ b/contrib/tomtom/espeakdsp.c
@@ -0,0 +1,101 @@
+#include <fcntl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/soundcard.h>
+#include <sys/wait.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <libgen.h>
+
+#define espeakpath "/mnt/sdcard/navit/bin/espeak"
+#define IBUFFERLEN 1024
+#define MAXARGC 30
+
+
+int  main(int argc, char *argv[],char *envp[])
+{
+	int pipefd[2];
+	pid_t cpid;
+	char buf;
+	int co,wp,l,fh;
+	short bufi[IBUFFERLEN],bufo[IBUFFERLEN*2];	 
+	int rate=22050;
+
+	char *newargv[MAXARGC+2];
+
+	for(co=0;co<argc;co++)
+	{
+		if(co>=MAXARGC)break;
+		newargv[co]=argv[co];
+	}
+	newargv[co++]="--stdout";
+	newargv[co++]=NULL;
+
+	if (pipe(pipefd) == -1)
+	{
+		perror("pipe");
+		exit(EXIT_FAILURE);
+	}
+
+	if(setpriority(PRIO_PROCESS,0,-10))
+	perror ("setpriority");
+
+	cpid = fork();
+	if (cpid == -1)
+	{
+		perror("fork");
+		exit(EXIT_FAILURE);
+	}
+
+	if (cpid == 0)
+	{    /* Child writes to pipe */
+
+		close(pipefd[0]);          /* Close unused read end */
+		dup2(pipefd[1],1);
+		execve(espeakpath,newargv,envp);	      
+		perror(espeakpath);	
+		close(pipefd[1]);          /* Reader will see EOF */
+		wait(NULL);                /* Wait for child */
+		exit(EXIT_SUCCESS);
+
+	} else { /* Parent read from  pipe */
+
+		close(pipefd[1]);          /* Close unused write end */
+
+		l=read(pipefd[0],bufi,64);
+		if(memcmp(bufi,"RIFF",4))
+		{
+			while(l>0)
+			{
+				write(1,bufi,l);
+				l=read(pipefd[0],bufi,IBUFFERLEN);
+			}
+			exit(EXIT_SUCCESS);
+		}
+		l=read(pipefd[0],bufi,IBUFFERLEN);
+
+		fh=open("/dev/dsp",O_WRONLY);
+		if(fh<0)
+		{
+			perror("open /dev/dsp");	
+			exit(EXIT_FAILURE);
+		}
+		ioctl(fh, SNDCTL_DSP_SPEED , &rate);
+		ioctl(fh, SNDCTL_DSP_SYNC, 0);
+		while(l)
+		{
+			for(co=0,wp=0;(co<IBUFFERLEN)&&(co<l);co++)
+			{
+				bufo[wp++]=bufi[co]; /* mono->stereo */
+				bufo[wp++]=bufi[co];
+			}
+			write (fh,bufo,wp);
+			l=read(pipefd[0],bufi,IBUFFERLEN);
+		}
+		ioctl(fh, SNDCTL_DSP_SYNC, 0);
+		close(pipefd[0]);
+		exit(EXIT_SUCCESS);
+	}
+}
-- 
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