Fix some -Wconversion warnings

1 files changed, 17 insertions, 16 deletions

diff --git a/unix/tclUnixPipe.c b/unix/tclUnixPipe.c
index 8d4a6b0..e1ee872 100644
--- a/unix/tclUnixPipe.c
+++ b/unix/tclUnixPipe.c
@@ -34,8 +34,8 @@
  * the same as NULL.
  */
 
-#define MakeFile(fd)	((TclFile) INT2PTR(((int) (fd)) + 1))
-#define GetFd(file)	(PTR2INT(file) - 1)
+#define MakeFile(fd)	((TclFile)INT2PTR((fd) + 1))
+#define GetFd(file)	((int)PTR2INT(file) - 1)
 
 /*
  * This structure describes per-instance state of a pipe based channel.
@@ -401,7 +401,7 @@ TclpCreateProcess(
 				 * occurred when creating the child process.
 				 * Error messages from the child process
 				 * itself are sent to errorFile. */
-    size_t argc,			/* Number of arguments in following array. */
+    size_t argc,		/* Number of arguments in following array. */
     const char **argv,		/* Array of argument strings in UTF-8.
 				 * argv[0] contains the name of the executable
 				 * translated using Tcl_TranslateFileName
@@ -426,7 +426,8 @@ TclpCreateProcess(
 				 * process. */
 {
     TclFile errPipeIn, errPipeOut;
-    int count, status, fd;
+    ssize_t count;
+    int status, fd;
     char errSpace[200 + TCL_INTEGER_SPACE];
     Tcl_DString *volatile dsArray;
     char **volatile newArgv;
@@ -630,7 +631,7 @@ TclpCreateProcess(
 	char *end;
 
 	errSpace[count] = 0;
-	errno = strtol(errSpace, &end, 10);
+	errno = (int)strtol(errSpace, &end, 10);
 	Tcl_SetObjResult(interp, Tcl_ObjPrintf("%s: %s",
 		end, Tcl_PosixError(interp)));
 	goto error;
@@ -1003,7 +1004,7 @@ TclGetAndDetachPids(
 
 static int
 PipeBlockModeProc(
-    void *instanceData,	/* Pipe state. */
+    void *instanceData,		/* Pipe state. */
     int mode)			/* The mode to set. Can be one of
 				 * TCL_MODE_BLOCKING or
 				 * TCL_MODE_NONBLOCKING. */
@@ -1043,7 +1044,7 @@ PipeBlockModeProc(
 
 static int
 PipeClose2Proc(
-    void *instanceData,	/* The pipe to close. */
+    void *instanceData,		/* The pipe to close. */
     Tcl_Interp *interp,		/* For error reporting. */
     int flags)			/* Flags that indicate which side to close. */
 {
@@ -1140,14 +1141,14 @@ PipeClose2Proc(
 
 static int
 PipeInputProc(
-    void *instanceData,	/* Pipe state. */
+    void *instanceData,		/* Pipe state. */
     char *buf,			/* Where to store data read. */
     int toRead,			/* How much space is available in the
 				 * buffer? */
     int *errorCodePtr)		/* Where to store error code. */
 {
     PipeState *psPtr = (PipeState *)instanceData;
-    int bytesRead;		/* How many bytes were actually read from the
+    ssize_t bytesRead;		/* How many bytes were actually read from the
 				 * input device? */
 
     *errorCodePtr = 0;
@@ -1168,7 +1169,7 @@ PipeInputProc(
 	*errorCodePtr = errno;
 	return -1;
     }
-    return bytesRead;
+    return (int)bytesRead;
 }
 
 /*
@@ -1191,13 +1192,13 @@ PipeInputProc(
 
 static int
 PipeOutputProc(
-    void *instanceData,	/* Pipe state. */
+    void *instanceData,		/* Pipe state. */
     const char *buf,		/* The data buffer. */
     int toWrite,		/* How many bytes to write? */
     int *errorCodePtr)		/* Where to store error code. */
 {
     PipeState *psPtr = (PipeState *)instanceData;
-    int written;
+    ssize_t written;
 
     *errorCodePtr = 0;
 
@@ -1214,7 +1215,7 @@ PipeOutputProc(
 	*errorCodePtr = errno;
 	return -1;
     }
-    return written;
+    return (int)written;
 }
 
 /*
@@ -1252,7 +1253,7 @@ PipeWatchNotifyChannelWrapper(
 
 static void
 PipeWatchProc(
-    void *instanceData,	/* The pipe state. */
+    void *instanceData,		/* The pipe state. */
     int mask)			/* Events of interest; an OR-ed combination of
 				 * TCL_READABLE, TCL_WRITABLE and
 				 * TCL_EXCEPTION. */
@@ -1300,9 +1301,9 @@ PipeWatchProc(
 
 static int
 PipeGetHandleProc(
-    void *instanceData,	/* The pipe state. */
+    void *instanceData,		/* The pipe state. */
     int direction,		/* TCL_READABLE or TCL_WRITABLE */
-    void **handlePtr)	/* Where to store the handle. */
+    void **handlePtr)		/* Where to store the handle. */
 {
     PipeState *psPtr = (PipeState *)instanceData;