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-rw-r--r--win/nmakehlp.c32
1 files changed, 18 insertions, 14 deletions
diff --git a/win/nmakehlp.c b/win/nmakehlp.c
index eee6b75..b444696 100644
--- a/win/nmakehlp.c
+++ b/win/nmakehlp.c
@@ -9,7 +9,7 @@
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* ----------------------------------------------------------------------------
- * RCS: @(#) $Id: nmakehlp.c,v 1.5 2004/01/28 00:56:26 davygrvy Exp $
+ * RCS: @(#) $Id: nmakehlp.c,v 1.6 2004/02/01 10:28:18 davygrvy Exp $
* ----------------------------------------------------------------------------
*/
#include <windows.h>
@@ -25,9 +25,11 @@ int GrepForDefine (const char *file, const char *string);
DWORD WINAPI ReadFromPipe (LPVOID args);
/* globals */
+#define CHUNK 25
+#define STATICBUFFERSIZE 1000
typedef struct {
HANDLE pipe;
- char buffer[1000];
+ char buffer[STATICBUFFERSIZE];
} pipeinfo;
pipeinfo Out = {INVALID_HANDLE_VALUE, '\0'};
@@ -46,6 +48,10 @@ main (int argc, char *argv[])
/* make sure children (cl.exe and link.exe) are kept quiet. */
SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX);
+ /* Make sure the compiler and linker aren't effected by the outside world. */
+ SetEnvironmentVariable("CL", "");
+ SetEnvironmentVariable("LINK", "");
+
if (argc > 1 && *argv[1] == '-') {
switch (*(argv[1]+1)) {
case 'c':
@@ -136,11 +142,11 @@ CheckForCompilerFeature (const char *option)
0, TRUE, DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE);
/* base command line */
- strcpy(cmdline, "cl.exe -nologo -c -TC -Fdtemp ");
+ strcpy(cmdline, "cl.exe -nologo -c -TC -Zs -X ");
/* append our option for testing */
strcat(cmdline, option);
/* filename to compile, which exists, but is nothing and empty. */
- strcat(cmdline, " .\nul");
+ strcat(cmdline, " .\\nul");
ok = CreateProcess(
NULL, /* Module name. */
@@ -180,10 +186,6 @@ CheckForCompilerFeature (const char *option)
WaitForSingleObject(pi.hProcess, INFINITE);
CloseHandle(pi.hProcess);
- /* clean up temporary files before returning */
- DeleteFile("temp.idb");
- DeleteFile("temp.pdb");
-
/* wait for our pipe to get done reading, should it be a little slow. */
WaitForMultipleObjects(2, pipeThreads, TRUE, 500);
CloseHandle(pipeThreads[0]);
@@ -234,8 +236,6 @@ CheckForLinkerFeature (const char *option)
strcpy(cmdline, "link.exe -nologo ");
/* append our option for testing */
strcat(cmdline, option);
- /* filename to compile, which exists, but is nothing and empty. */
-// strcat(cmdline, " .\nul");
ok = CreateProcess(
NULL, /* Module name. */
@@ -293,7 +293,11 @@ ReadFromPipe (LPVOID args)
BOOL ok;
again:
- ok = ReadFile(pi->pipe, lastBuf, 25, &dwRead, 0L);
+ if (lastBuf - pi->buffer + CHUNK > STATICBUFFERSIZE) {
+ CloseHandle(pi->pipe);
+ return -1;
+ }
+ ok = ReadFile(pi->pipe, lastBuf, CHUNK, &dwRead, 0L);
if (!ok || dwRead == 0) {
CloseHandle(pi->pipe);
return 0;
@@ -339,9 +343,9 @@ GrepForDefine (const char *file, const char *string)
/* is the first word what we're looking for? */
if (!strcmp(s2, string)) {
fclose(f);
- /* add 1 past double quote char. "8.5" */
- d1 = atof(s3 + 1); /* 8.5 */
- return ((int) (d1 * 10) & 0xFF); /* 85 */
+ /* add 1 past first double quote char. "8.5" */
+ d1 = atof(s3 + 1); /* 8.5 */
+ return ((int) (d1 * 10) & 0xFF); /* 85 */
}
}
} while (!feof(f));