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new pty supprt for spawner

This commit is contained in:
David Inglis 2004-11-17 19:33:39 +00:00
parent d3fe28291c
commit 71be97ba3e
6 changed files with 141 additions and 11 deletions

View file

@ -7,12 +7,13 @@
#ifdef __cplusplus
extern "C" {
#endif
/* Inaccessible static: hasPTY */
/*
* Class: org_eclipse_cdt_utils_pty_PTY
* Method: forkpty
* Signature: ()I
* Method: openMaster
* Signature: ()Ljava/lang/String;
*/
JNIEXPORT jstring JNICALL Java_org_eclipse_cdt_utils_pty_PTY_forkpty
JNIEXPORT jstring JNICALL Java_org_eclipse_cdt_utils_pty_PTY_openMaster
(JNIEnv *, jobject);
#ifdef __cplusplus

View file

@ -7,7 +7,7 @@
* Signature: ()I
*/
JNIEXPORT jstring JNICALL
Java_org_eclipse_cdt_utils_pty_PTY_forkpty (JNIEnv *env, jobject jobj) {
Java_org_eclipse_cdt_utils_pty_PTY_openMaster (JNIEnv *env, jobject jobj) {
jfieldID fid; /* Store the field ID */
jstring jstr = NULL;
int master = -1;

View file

@ -1,9 +1,9 @@
/* DO NOT EDIT THIS FILE - it is machine generated */
#include <jni.h>
/* Header for class com_qnx_tools_utils_spawner_Spawner */
/* Header for class org_eclipse_cdt_utils_spawner_Spawner */
#ifndef _Included_com_qnx_tools_utils_spawner_Spawner
#define _Included_com_qnx_tools_utils_spawner_Spawner
#ifndef _Included_org_eclipse_cdt_utils_spawner_Spawner
#define _Included_org_eclipse_cdt_utils_spawner_Spawner
#ifdef __cplusplus
extern "C" {
#endif
@ -17,12 +17,20 @@ JNIEXPORT jint JNICALL Java_org_eclipse_cdt_utils_spawner_Spawner_exec0
/*
* Class: org_eclipse_cdt_utils_spawner_Spawner
* Method: exec0
* Signature: ([Ljava/lang/String;[Ljava/lang/String;Ljava/lang/String;[I)I
* Method: exec1
* Signature: ([Ljava/lang/String;[Ljava/lang/String;Ljava/lang/String;)I
*/
JNIEXPORT jint JNICALL Java_org_eclipse_cdt_utils_spawner_Spawner_exec1
(JNIEnv *, jobject, jobjectArray, jobjectArray, jstring);
/*
* Class: org_eclipse_cdt_utils_spawner_Spawner
* Method: exec2
* Signature: ([Ljava/lang/String;[Ljava/lang/String;Ljava/lang/String;[ILjava/lang/String;I)I
*/
JNIEXPORT jint JNICALL Java_org_eclipse_cdt_utils_spawner_Spawner_exec2
(JNIEnv *, jobject, jobjectArray, jobjectArray, jstring, jintArray, jstring, jint);
/*
* Class: org_eclipse_cdt_utils_spawner_Spawner
* Method: raise

View file

@ -205,6 +205,127 @@ JNIEXPORT jint JNICALL Java_org_eclipse_cdt_utils_spawner_Spawner_exec1
}
JNIEXPORT jint JNICALL Java_org_eclipse_cdt_utils_spawner_Spawner_exec2
(JNIEnv * env, jobject proc, jobjectArray cmdArray, jobjectArray envp, jstring dir, jintArray channels, jstring jslave, jint master)
{
int fd_map[3]; /* File descriptors. */
int fd_ret[3]; /* File descriptors that we return to Java. */
int fd[2]; /* Pipe open structure. */
int i;
int nParms = 0;/* Number of parameters. */
int nEnvs = 0;/* Number of environment variables. */
char ** pParms = NULL; /* Parameters. */
char ** pEnvs = NULL; /* Environment variables. */
char * pCommand = NULL; /* Command to execute. */
char cwd[PATH_MAX + 1]; /* Current working directory. */
pid_t pid; /* Process ID. */
struct inheritance inherit;
if ((cmdArray == NULL) || ((nParms = (*env)->GetArrayLength(env, cmdArray)) == 0)) {
ThrowByName(env, "java/lang/IOException", "No command line specified");
}
{
char *pts_name = (char *)(*env)->GetStringUTFChars(env, jslave, 0);
int fds = ptys_open(master, pts_name);
(*env)->ReleaseStringUTFChars(env, jslave, pts_name);
if (fds == -1) {
ThrowByName(env, "java/io/IOException", "Cannot create pipe for spawner");
}
if (EOK != pipe(fd)) {
ThrowByName(env, "java/io/IOException", "Cannot create pipe for spawner");
}
fd_map[0] = fd_map[1] = fds;
fd_map[2] = fd[1];
fd_ret[0] = fd_ret[1] = master;
fd_ret[3] = fd[0];
}
if (nParms > 0) {
pParms = malloc(sizeof(char *) * (nParms + 1));
for (i = 0; i < nParms; ++i) {
jobject item = (*env)->GetObjectArrayElement(env, cmdArray, i);
const char *str = (*env)->GetStringUTFChars(env, item, 0);
if (i == 0)
pCommand = strdup(str);
pParms[i] = strdup(str);
(*env)->ReleaseStringUTFChars(env, item, str);
}
pParms[i] = NULL;
}
nEnvs = (*env) -> GetArrayLength(env, envp);
if (nEnvs > 0) {
pEnvs = malloc(sizeof(char *) * (nEnvs + 1));
for (i = 0; i < nEnvs; ++i) {
jobject item = (*env)->GetObjectArrayElement(env, envp, i);
const char *str = (*env)->GetStringUTFChars(env, item, 0);
pEnvs[i] = strdup(str);
(*env)->ReleaseStringUTFChars(env, item, str);
}
pEnvs[i] = NULL;
}
if (dir != 0) {
char *item = (char *)(*env)->GetStringUTFChars(env, dir, 0);
getcwd(cwd, sizeof(cwd));
chdir(item);
(*env)->ReleaseStringUTFChars(env, dir, item);
}
/* Nothing for now. */
memset(&inherit, 0, sizeof(inherit));
inherit.flags = SPAWN_SETGROUP;
inherit.pgroup = SPAWN_NEWPGROUP;
pid = spawnp(pCommand, 3, fd_map, &inherit, pParms, pEnvs);
if (dir != 0) /* Restore working directory. */
chdir(cwd);
for (i = 0; i < 3; ++i) {
close(fd_map[i]);
}
if (-1 == pid) { /* Failed - close pipes. */
for (i = 0; i < 3; ++i) {
close(fd_ret[i]);
}
} else { /* Success - return pipes to Java. */
(*env) -> SetIntArrayRegion(env, channels, 0, 3, fd_ret);
}
/* Free Parameters. */
if (pParms != NULL) {
int j;
for (j = 0; pParms[j] != NULL; j++) {
if (pParms[j] != NULL) {
free(pParms[j]);
}
}
free(pParms);
}
/* Free Environment variables. */
if (pEnvs != NULL) {
int j;
for (j = 0; pEnvs[j] != NULL; j++) {
if (pEnvs[j] != NULL) {
free(pEnvs[j]);
}
}
free(pEnvs);
}
/* Free Command to execute. */
if (pCommand != NULL) {
free(pCommand);
}
return pid;
}
/*
* Class: com_qnx_tools_utils_spawner_Spawner
* Method: raise
@ -224,7 +345,7 @@ JNIEXPORT jint JNICALL Java_org_eclipse_cdt_utils_spawner_Spawner_raise
JNIEXPORT jint JNICALL Java_org_eclipse_cdt_utils_spawner_Spawner_waitFor
(JNIEnv * env, jobject proc, jint pid)
{
int ret;
int ret, stat_loc;
int val = -1;
ret = waitpid(pid, &stat_loc, WEXITED);