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authorpatthoyts <patthoyts@users.sourceforge.net>2007-09-12 14:23:06 (GMT)
committerpatthoyts <patthoyts@users.sourceforge.net>2007-09-12 14:23:06 (GMT)
commitb4e783e45a77d57ac3e8d3b49300bf378abd192e (patch)
treef7b32c7ee14cb0b45f9b4418990d4feba86fdda8 /win/nmakehlp.c
parentd30c9675dd147e8905633d5e8545106d75a4dc58 (diff)
downloadtcl-b4e783e45a77d57ac3e8d3b49300bf378abd192e.zip
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Use nmakehlp to substitute values for tclConfig.sh (helps cross-compiling).
Diffstat (limited to 'win/nmakehlp.c')
-rw-r--r--win/nmakehlp.c150
1 files changed, 149 insertions, 1 deletions
diff --git a/win/nmakehlp.c b/win/nmakehlp.c
index 5fb7917..6a7fc96 100644
--- a/win/nmakehlp.c
+++ b/win/nmakehlp.c
@@ -11,7 +11,7 @@
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* ----------------------------------------------------------------------------
- * RCS: @(#) $Id: nmakehlp.c,v 1.17 2007/05/04 18:04:18 patthoyts Exp $
+ * RCS: @(#) $Id: nmakehlp.c,v 1.18 2007/09/12 14:23:08 patthoyts Exp $
* ----------------------------------------------------------------------------
*/
@@ -38,6 +38,7 @@ int CheckForCompilerFeature(const char *option);
int CheckForLinkerFeature(const char *option);
int IsIn(const char *string, const char *substring);
int GrepForDefine(const char *file, const char *string);
+int SubstituteFile(const char *substs, const char *filename);
const char * GetVersionFromFile(const char *filename, const char *match);
DWORD WINAPI ReadFromPipe(LPVOID args);
@@ -133,6 +134,18 @@ main(
return 2;
}
return GrepForDefine(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,
@@ -558,6 +571,141 @@ GetVersionFromFile(
}
return szResult;
}
+
+/*
+ * 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);
+ }
+}
+
+/*
+ * 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)
+ * <<
+ */
+
+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;
+}
/*
* Local variables: