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Push the assignments of some variables down into the sub-blocks where

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it is actually needed. This makes clear in which subblocks the variables
are not needed and which can easier be split out.

Submitted by:	Max Okumoto <okumoto@ucsd.edu>
This commit is contained in:
Hartmut Brandt 2005-02-18 15:32:06 +00:00
parent 1bfca411a6
commit 7f2e1af188
1 changed files with 16 additions and 4 deletions
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20
usr.bin/make/var.c
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@ -880,14 +880,11 @@ Var_Parse(char *str, GNode *ctxt, Boolean err, size_t *lengthPtr,
* is done to support dynamic sources. The
* result is just the invocation, unaltered */
*freePtr = FALSE;
dynamic = FALSE;
start = str;
if (str[1] == '\0') {
/*
* Error - there is only a dollar sign!
*/
*freePtr = FALSE;
*lengthPtr = 1;
return (err ? var_Error : varNoError);
}
@ -938,12 +935,14 @@ Var_Parse(char *str, GNode *ctxt, Boolean err, size_t *lengthPtr,
* right now, setting the length to be the distance to
* the end of the string, since that's what make does.
*/
*freePtr = FALSE;
*lengthPtr = tstr - str;
return (var_Error);
}
haveModifier = (*tstr == ':');
*tstr = '\0'; /* modify input string */
start = str;
Buf_AddByte(buf, (Byte)'\0');
str = Buf_GetAll(buf, (size_t *)NULL); /* REPLACE str */
@ -1028,6 +1027,7 @@ Var_Parse(char *str, GNode *ctxt, Boolean err, size_t *lengthPtr,
dynamic = TRUE;
break;
default:
dynamic = FALSE;
break;
}
} else if ((vlen > 2) && (str[0] == '.') &&
@ -1043,7 +1043,11 @@ Var_Parse(char *str, GNode *ctxt, Boolean err, size_t *lengthPtr,
(strncmp(str, ".MEMBER", len) == 0))
{
dynamic = TRUE;
} else {
dynamic = FALSE;
}
} else {
dynamic = FALSE;
}
if (haveModifier) {
@ -1067,11 +1071,15 @@ Var_Parse(char *str, GNode *ctxt, Boolean err, size_t *lengthPtr,
Buf_Destroy(buf, TRUE);
return (str);
} else {
*freePtr = FALSE;
Buf_Destroy(buf, TRUE);
return (err ? var_Error : varNoError);
}
}
} else {
dynamic = FALSE;
}
*freePtr = FALSE;
Buf_Destroy(buf, TRUE);
} else {
@ -1116,8 +1124,12 @@ Var_Parse(char *str, GNode *ctxt, Boolean err, size_t *lengthPtr,
/*
* Error
*/
*freePtr = FALSE;
return (err ? var_Error : varNoError);
}
dynamic = FALSE;
start = str;
*freePtr = FALSE;
haveModifier = FALSE;
startc = 0;
endc = str[1];