+++ /dev/null
-/*
- * ----------------------------------------------------------------------------
- * nmakehlp.c --
- *
- * This is used to fix limitations within nmake and the environment.
- *
- * Copyright (c) 2002 by David Gravereaux.
- * Copyright (c) 2006 by Pat Thoyts
- *
- * See the file "license.terms" for information on usage and redistribution of
- * this file, and for a DISCLAIMER OF ALL WARRANTIES.
- * ----------------------------------------------------------------------------
- */
-
-#define _CRT_SECURE_NO_DEPRECATE
-#include <windows.h>
-#define NO_SHLWAPI_GDI
-#define NO_SHLWAPI_STREAM
-#define NO_SHLWAPI_REG
-#include <shlwapi.h>
-#pragma comment (lib, "user32.lib")
-#pragma comment (lib, "kernel32.lib")
-#pragma comment (lib, "shlwapi.lib")
-#include <stdio.h>
-#include <math.h>
-
-/*
- * This library is required for x64 builds with _some_ versions of MSVC
- */
-#if defined(_M_IA64) || defined(_M_AMD64)
-#if _MSC_VER >= 1400 && _MSC_VER < 1500
-#pragma comment(lib, "bufferoverflowU")
-#endif
-#endif
-
-/* ISO hack for dumb VC++ */
-#ifdef _MSC_VER
-#define snprintf _snprintf
-#endif
-
-
-
-/* protos */
-
-static int CheckForCompilerFeature(const char *option);
-static int CheckForLinkerFeature(const char *option);
-static int IsIn(const char *string, const char *substring);
-static int SubstituteFile(const char *substs, const char *filename);
-static int QualifyPath(const char *path);
-static const char *GetVersionFromFile(const char *filename, const char *match, int numdots);
-static DWORD WINAPI ReadFromPipe(LPVOID args);
-
-/* globals */
-
-#define CHUNK 25
-#define STATICBUFFERSIZE 1000
-typedef struct {
- HANDLE pipe;
- char buffer[STATICBUFFERSIZE];
-} pipeinfo;
-
-pipeinfo Out = {INVALID_HANDLE_VALUE, '\0'};
-pipeinfo Err = {INVALID_HANDLE_VALUE, '\0'};
-\f
-/*
- * exitcodes: 0 == no, 1 == yes, 2 == error
- */
-
-int
-main(
- int argc,
- char *argv[])
-{
- char msg[300];
- DWORD dwWritten;
- int chars;
-
- /*
- * 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':
- if (argc != 3) {
- chars = snprintf(msg, sizeof(msg) - 1,
- "usage: %s -c <compiler option>\n"
- "Tests for whether cl.exe supports an option\n"
- "exitcodes: 0 == no, 1 == yes, 2 == error\n", argv[0]);
- WriteFile(GetStdHandle(STD_ERROR_HANDLE), msg, chars,
- &dwWritten, NULL);
- return 2;
- }
- return CheckForCompilerFeature(argv[2]);
- case 'l':
- if (argc != 3) {
- chars = snprintf(msg, sizeof(msg) - 1,
- "usage: %s -l <linker option>\n"
- "Tests for whether link.exe supports an option\n"
- "exitcodes: 0 == no, 1 == yes, 2 == error\n", argv[0]);
- WriteFile(GetStdHandle(STD_ERROR_HANDLE), msg, chars,
- &dwWritten, NULL);
- return 2;
- }
- return CheckForLinkerFeature(argv[2]);
- case 'f':
- if (argc == 2) {
- chars = snprintf(msg, sizeof(msg) - 1,
- "usage: %s -f <string> <substring>\n"
- "Find a substring within another\n"
- "exitcodes: 0 == no, 1 == yes, 2 == error\n", argv[0]);
- WriteFile(GetStdHandle(STD_ERROR_HANDLE), msg, chars,
- &dwWritten, NULL);
- return 2;
- } else if (argc == 3) {
- /*
- * If the string is blank, there is no match.
- */
-
- return 0;
- } else {
- return IsIn(argv[2], argv[3]);
- }
- case 's':
- if (argc == 2) {
- chars = snprintf(msg, sizeof(msg) - 1,
- "usage: %s -s <substitutions file> <file>\n"
- "Perform a set of string map type substutitions on a file\n"
- "exitcodes: 0\n",
- argv[0]);
- WriteFile(GetStdHandle(STD_ERROR_HANDLE), msg, chars,
- &dwWritten, NULL);
- return 2;
- }
- return SubstituteFile(argv[2], argv[3]);
- case 'V':
- if (argc != 4) {
- chars = snprintf(msg, sizeof(msg) - 1,
- "usage: %s -V filename matchstring\n"
- "Extract a version from a file:\n"
- "eg: pkgIndex.tcl \"package ifneeded http\"",
- argv[0]);
- WriteFile(GetStdHandle(STD_ERROR_HANDLE), msg, chars,
- &dwWritten, NULL);
- return 0;
- }
- printf("%s\n", GetVersionFromFile(argv[2], argv[3], *(argv[1]+2) - '0'));
- return 0;
- case 'Q':
- if (argc != 3) {
- chars = snprintf(msg, sizeof(msg) - 1,
- "usage: %s -Q path\n"
- "Emit the fully qualified path\n"
- "exitcodes: 0 == no, 1 == yes, 2 == error\n", argv[0]);
- WriteFile(GetStdHandle(STD_ERROR_HANDLE), msg, chars,
- &dwWritten, NULL);
- return 2;
- }
- return QualifyPath(argv[2]);
- }
- }
- chars = snprintf(msg, sizeof(msg) - 1,
- "usage: %s -c|-f|-l|-Q|-s|-V ...\n"
- "This is a little helper app to equalize shell differences between WinNT and\n"
- "Win9x and get nmake.exe to accomplish its job.\n",
- argv[0]);
- WriteFile(GetStdHandle(STD_ERROR_HANDLE), msg, chars, &dwWritten, NULL);
- return 2;
-}
-\f
-static int
-CheckForCompilerFeature(
- const char *option)
-{
- STARTUPINFO si;
- PROCESS_INFORMATION pi;
- SECURITY_ATTRIBUTES sa;
- DWORD threadID;
- char msg[300];
- BOOL ok;
- HANDLE hProcess, h, pipeThreads[2];
- char cmdline[100];
-
- hProcess = GetCurrentProcess();
-
- ZeroMemory(&pi, sizeof(PROCESS_INFORMATION));
- ZeroMemory(&si, sizeof(STARTUPINFO));
- si.cb = sizeof(STARTUPINFO);
- si.dwFlags = STARTF_USESTDHANDLES;
- si.hStdInput = INVALID_HANDLE_VALUE;
-
- ZeroMemory(&sa, sizeof(SECURITY_ATTRIBUTES));
- sa.nLength = sizeof(SECURITY_ATTRIBUTES);
- sa.lpSecurityDescriptor = NULL;
- sa.bInheritHandle = FALSE;
-
- /*
- * Create a non-inheritible pipe.
- */
-
- CreatePipe(&Out.pipe, &h, &sa, 0);
-
- /*
- * Dupe the write side, make it inheritible, and close the original.
- */
-
- DuplicateHandle(hProcess, h, hProcess, &si.hStdOutput, 0, TRUE,
- DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE);
-
- /*
- * Same as above, but for the error side.
- */
-
- CreatePipe(&Err.pipe, &h, &sa, 0);
- DuplicateHandle(hProcess, h, hProcess, &si.hStdError, 0, TRUE,
- DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE);
-
- /*
- * Base command line.
- */
-
- lstrcpy(cmdline, "cl.exe -nologo -c -TC -Zs -X -Fp.\\_junk.pch ");
-
- /*
- * Append our option for testing
- */
-
- lstrcat(cmdline, option);
-
- /*
- * Filename to compile, which exists, but is nothing and empty.
- */
-
- lstrcat(cmdline, " .\\nul");
-
- ok = CreateProcess(
- NULL, /* Module name. */
- cmdline, /* Command line. */
- NULL, /* Process handle not inheritable. */
- NULL, /* Thread handle not inheritable. */
- TRUE, /* yes, inherit handles. */
- DETACHED_PROCESS, /* No console for you. */
- NULL, /* Use parent's environment block. */
- NULL, /* Use parent's starting directory. */
- &si, /* Pointer to STARTUPINFO structure. */
- &pi); /* Pointer to PROCESS_INFORMATION structure. */
-
- if (!ok) {
- DWORD err = GetLastError();
- int chars = snprintf(msg, sizeof(msg) - 1,
- "Tried to launch: \"%s\", but got error [%u]: ", cmdline, err);
-
- FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM|FORMAT_MESSAGE_IGNORE_INSERTS|
- FORMAT_MESSAGE_MAX_WIDTH_MASK, 0L, err, 0, (LPVOID)&msg[chars],
- (300-chars), 0);
- WriteFile(GetStdHandle(STD_ERROR_HANDLE), msg, lstrlen(msg), &err,NULL);
- return 2;
- }
-
- /*
- * Close our references to the write handles that have now been inherited.
- */
-
- CloseHandle(si.hStdOutput);
- CloseHandle(si.hStdError);
-
- WaitForInputIdle(pi.hProcess, 5000);
- CloseHandle(pi.hThread);
-
- /*
- * Start the pipe reader threads.
- */
-
- pipeThreads[0] = CreateThread(NULL, 0, ReadFromPipe, &Out, 0, &threadID);
- pipeThreads[1] = CreateThread(NULL, 0, ReadFromPipe, &Err, 0, &threadID);
-
- /*
- * Block waiting for the process to end.
- */
-
- WaitForSingleObject(pi.hProcess, INFINITE);
- CloseHandle(pi.hProcess);
-
- /*
- * Wait for our pipe to get done reading, should it be a little slow.
- */
-
- WaitForMultipleObjects(2, pipeThreads, TRUE, 500);
- CloseHandle(pipeThreads[0]);
- CloseHandle(pipeThreads[1]);
-
- /*
- * Look for the commandline warning code in both streams.
- * - in MSVC 6 & 7 we get D4002, in MSVC 8 we get D9002.
- */
-
- return !(strstr(Out.buffer, "D4002") != NULL
- || strstr(Err.buffer, "D4002") != NULL
- || strstr(Out.buffer, "D9002") != NULL
- || strstr(Err.buffer, "D9002") != NULL
- || strstr(Out.buffer, "D2021") != NULL
- || strstr(Err.buffer, "D2021") != NULL);
-}
-\f
-static int
-CheckForLinkerFeature(
- const char *option)
-{
- STARTUPINFO si;
- PROCESS_INFORMATION pi;
- SECURITY_ATTRIBUTES sa;
- DWORD threadID;
- char msg[300];
- BOOL ok;
- HANDLE hProcess, h, pipeThreads[2];
- char cmdline[100];
-
- hProcess = GetCurrentProcess();
-
- ZeroMemory(&pi, sizeof(PROCESS_INFORMATION));
- ZeroMemory(&si, sizeof(STARTUPINFO));
- si.cb = sizeof(STARTUPINFO);
- si.dwFlags = STARTF_USESTDHANDLES;
- si.hStdInput = INVALID_HANDLE_VALUE;
-
- ZeroMemory(&sa, sizeof(SECURITY_ATTRIBUTES));
- sa.nLength = sizeof(SECURITY_ATTRIBUTES);
- sa.lpSecurityDescriptor = NULL;
- sa.bInheritHandle = TRUE;
-
- /*
- * Create a non-inheritible pipe.
- */
-
- CreatePipe(&Out.pipe, &h, &sa, 0);
-
- /*
- * Dupe the write side, make it inheritible, and close the original.
- */
-
- DuplicateHandle(hProcess, h, hProcess, &si.hStdOutput, 0, TRUE,
- DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE);
-
- /*
- * Same as above, but for the error side.
- */
-
- CreatePipe(&Err.pipe, &h, &sa, 0);
- DuplicateHandle(hProcess, h, hProcess, &si.hStdError, 0, TRUE,
- DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE);
-
- /*
- * Base command line.
- */
-
- lstrcpy(cmdline, "link.exe -nologo ");
-
- /*
- * Append our option for testing.
- */
-
- lstrcat(cmdline, option);
-
- ok = CreateProcess(
- NULL, /* Module name. */
- cmdline, /* Command line. */
- NULL, /* Process handle not inheritable. */
- NULL, /* Thread handle not inheritable. */
- TRUE, /* yes, inherit handles. */
- DETACHED_PROCESS, /* No console for you. */
- NULL, /* Use parent's environment block. */
- NULL, /* Use parent's starting directory. */
- &si, /* Pointer to STARTUPINFO structure. */
- &pi); /* Pointer to PROCESS_INFORMATION structure. */
-
- if (!ok) {
- DWORD err = GetLastError();
- int chars = snprintf(msg, sizeof(msg) - 1,
- "Tried to launch: \"%s\", but got error [%u]: ", cmdline, err);
-
- FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM|FORMAT_MESSAGE_IGNORE_INSERTS|
- FORMAT_MESSAGE_MAX_WIDTH_MASK, 0L, err, 0, (LPVOID)&msg[chars],
- (300-chars), 0);
- WriteFile(GetStdHandle(STD_ERROR_HANDLE), msg, lstrlen(msg), &err,NULL);
- return 2;
- }
-
- /*
- * Close our references to the write handles that have now been inherited.
- */
-
- CloseHandle(si.hStdOutput);
- CloseHandle(si.hStdError);
-
- WaitForInputIdle(pi.hProcess, 5000);
- CloseHandle(pi.hThread);
-
- /*
- * Start the pipe reader threads.
- */
-
- pipeThreads[0] = CreateThread(NULL, 0, ReadFromPipe, &Out, 0, &threadID);
- pipeThreads[1] = CreateThread(NULL, 0, ReadFromPipe, &Err, 0, &threadID);
-
- /*
- * Block waiting for the process to end.
- */
-
- WaitForSingleObject(pi.hProcess, INFINITE);
- CloseHandle(pi.hProcess);
-
- /*
- * Wait for our pipe to get done reading, should it be a little slow.
- */
-
- WaitForMultipleObjects(2, pipeThreads, TRUE, 500);
- CloseHandle(pipeThreads[0]);
- CloseHandle(pipeThreads[1]);
-
- /*
- * Look for the commandline warning code in the stderr stream.
- */
-
- return !(strstr(Out.buffer, "LNK1117") != NULL ||
- strstr(Err.buffer, "LNK1117") != NULL ||
- strstr(Out.buffer, "LNK4044") != NULL ||
- strstr(Err.buffer, "LNK4044") != NULL);
-}
-\f
-static DWORD WINAPI
-ReadFromPipe(
- LPVOID args)
-{
- pipeinfo *pi = (pipeinfo *) args;
- char *lastBuf = pi->buffer;
- DWORD dwRead;
- BOOL ok;
-
- again:
- if (lastBuf - pi->buffer + CHUNK > STATICBUFFERSIZE) {
- CloseHandle(pi->pipe);
- return (DWORD)-1;
- }
- ok = ReadFile(pi->pipe, lastBuf, CHUNK, &dwRead, 0L);
- if (!ok || dwRead == 0) {
- CloseHandle(pi->pipe);
- return 0;
- }
- lastBuf += dwRead;
- goto again;
-
- return 0; /* makes the compiler happy */
-}
-\f
-static int
-IsIn(
- const char *string,
- const char *substring)
-{
- return (strstr(string, substring) != NULL);
-}
-\f
-/*
- * GetVersionFromFile --
- * Looks for a match string in a file and then returns the version
- * following the match where a version is anything acceptable to
- * package provide or package ifneeded.
- */
-
-static const char *
-GetVersionFromFile(
- const char *filename,
- const char *match,
- int numdots)
-{
- size_t cbBuffer = 100;
- static char szBuffer[100];
- char *szResult = NULL;
- FILE *fp = fopen(filename, "rt");
-
- if (fp != NULL) {
- /*
- * Read data until we see our match string.
- */
-
- while (fgets(szBuffer, cbBuffer, fp) != NULL) {
- LPSTR p, q;
-
- p = strstr(szBuffer, match);
- if (p != NULL) {
- /*
- * Skip to first digit after the match.
- */
-
- p += strlen(match);
- while (*p && !isdigit(*p)) {
- ++p;
- }
-
- /*
- * Find ending whitespace.
- */
-
- q = p;
- while (*q && (strchr("0123456789.ab", *q)) && ((!strchr(".ab", *q)
- && (!strchr("ab", q[-1])) || --numdots))) {
- ++q;
- }
-
- memcpy(szBuffer, p, q - p);
- szBuffer[q-p] = 0;
- szResult = szBuffer;
- break;
- }
- }
- fclose(fp);
- }
- return szResult;
-}
-\f
-/*
- * List helpers for the SubstituteFile function
- */
-
-typedef struct list_item_t {
- struct list_item_t *nextPtr;
- char * key;
- char * value;
-} list_item_t;
-
-/* insert a list item into the list (list may be null) */
-static list_item_t *
-list_insert(list_item_t **listPtrPtr, const char *key, const char *value)
-{
- list_item_t *itemPtr = malloc(sizeof(list_item_t));
- if (itemPtr) {
- itemPtr->key = strdup(key);
- itemPtr->value = strdup(value);
- itemPtr->nextPtr = NULL;
-
- while(*listPtrPtr) {
- listPtrPtr = &(*listPtrPtr)->nextPtr;
- }
- *listPtrPtr = itemPtr;
- }
- return itemPtr;
-}
-
-static void
-list_free(list_item_t **listPtrPtr)
-{
- list_item_t *tmpPtr, *listPtr = *listPtrPtr;
- while (listPtr) {
- tmpPtr = listPtr;
- listPtr = listPtr->nextPtr;
- free(tmpPtr->key);
- free(tmpPtr->value);
- free(tmpPtr);
- }
-}
-\f
-/*
- * SubstituteFile --
- * As windows doesn't provide anything useful like sed and it's unreliable
- * to use the tclsh you are building against (consider x-platform builds -
- * eg compiling AMD64 target from IX86) we provide a simple substitution
- * option here to handle autoconf style substitutions.
- * The substitution file is whitespace and line delimited. The file should
- * consist of lines matching the regular expression:
- * \s*\S+\s+\S*$
- *
- * Usage is something like:
- * nmakehlp -S << $** > $@
- * @PACKAGE_NAME@ $(PACKAGE_NAME)
- * @PACKAGE_VERSION@ $(PACKAGE_VERSION)
- * <<
- */
-
-static int
-SubstituteFile(
- const char *substitutions,
- const char *filename)
-{
- size_t cbBuffer = 1024;
- static char szBuffer[1024], szCopy[1024];
- char *szResult = NULL;
- list_item_t *substPtr = NULL;
- FILE *fp, *sp;
-
- fp = fopen(filename, "rt");
- if (fp != NULL) {
-
- /*
- * Build a list of substutitions from the first filename
- */
-
- sp = fopen(substitutions, "rt");
- if (sp != NULL) {
- while (fgets(szBuffer, cbBuffer, sp) != NULL) {
- char *ks, *ke, *vs, *ve;
- ks = szBuffer;
- while (ks && *ks && isspace(*ks)) ++ks;
- ke = ks;
- while (ke && *ke && !isspace(*ke)) ++ke;
- vs = ke;
- while (vs && *vs && isspace(*vs)) ++vs;
- ve = vs;
- while (ve && *ve && !(*ve == '\r' || *ve == '\n')) ++ve;
- *ke = 0, *ve = 0;
- list_insert(&substPtr, ks, vs);
- }
- fclose(sp);
- }
-
- /* debug: dump the list */
-#ifdef _DEBUG
- {
- int n = 0;
- list_item_t *p = NULL;
- for (p = substPtr; p != NULL; p = p->nextPtr, ++n) {
- fprintf(stderr, "% 3d '%s' => '%s'\n", n, p->key, p->value);
- }
- }
-#endif
-
- /*
- * Run the substitutions over each line of the input
- */
-
- while (fgets(szBuffer, cbBuffer, fp) != NULL) {
- list_item_t *p = NULL;
- for (p = substPtr; p != NULL; p = p->nextPtr) {
- char *m = strstr(szBuffer, p->key);
- if (m) {
- char *cp, *op, *sp;
- cp = szCopy;
- op = szBuffer;
- while (op != m) *cp++ = *op++;
- sp = p->value;
- while (sp && *sp) *cp++ = *sp++;
- op += strlen(p->key);
- while (*op) *cp++ = *op++;
- *cp = 0;
- memcpy(szBuffer, szCopy, sizeof(szCopy));
- }
- }
- printf(szBuffer);
- }
-
- list_free(&substPtr);
- }
- fclose(fp);
- return 0;
-}
-\f
-/*
- * QualifyPath --
- *
- * This composes the current working directory with a provided path
- * and returns the fully qualified and normalized path.
- * Mostly needed to setup paths for testing.
- */
-
-static int
-QualifyPath(
- const char *szPath)
-{
- char szCwd[MAX_PATH + 1];
- char szTmp[MAX_PATH + 1];
- char *p;
- GetCurrentDirectory(MAX_PATH, szCwd);
- while ((p = strchr(szPath, '/')) && *p)
- *p = '\\';
- PathCombine(szTmp, szCwd, szPath);
- PathCanonicalize(szCwd, szTmp);
- printf("%s\n", szCwd);
- return 0;
-}
-
-/*
- * Local variables:
- * mode: c
- * c-basic-offset: 4
- * fill-column: 78
- * indent-tabs-mode: t
- * tab-width: 8
- * End:
- */
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