diff options
Diffstat (limited to 'win/nmakehlp.c')
| -rw-r--r-- | win/nmakehlp.c | 150 |
1 files changed, 149 insertions, 1 deletions
diff --git a/win/nmakehlp.c b/win/nmakehlp.c index 5fb7917..7dd3aac 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 1.17.2.1 2007/09/14 16:28:39 dgp 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: |