-------------------------------------------------------------------------*/
#include <math.h>
+#include <ctype.h>
#ifdef _WIN32
-#include <ctype.h>
#include <windows.h>
#endif
#include <sys/stat.h>
#include "SDCCmacro.h"
#include "SDCCutil.h"
#include "newalloc.h"
+#include "dbuf_string.h"
#ifndef _WIN32
#include "findme.h"
#endif
for (item = setFirstItem(list); item != NULL; item = setNextItem(list)) {
dbuf_init(&dbuf, PATH_MAX);
+
if (pre != NULL)
- dbuf_append(&dbuf, pre, strlen(pre));
- dbuf_append(&dbuf, item, strlen(item));
+ dbuf_append_str(&dbuf, pre);
+ dbuf_append_str(&dbuf, item);
if (post != NULL)
- dbuf_append(&dbuf, post, strlen(post));
- addSet(&new_list, (void *)dbuf_c_str(&dbuf));
- dbuf_detach(&dbuf);
+ dbuf_append_str(&dbuf, post);
+
+ /* null terminate the buffer */
+ dbuf_c_str(&dbuf);
+ addSet(&new_list, dbuf_detach(&dbuf));
}
return new_list;
for (s = setFirstItem(list); s != NULL; s = setNextItem(list))
{
- dbuf_append(&dbuf, s, strlen(s));
- dbuf_append(&dbuf, " ", 1);
+ dbuf_append_str(&dbuf, s);
+ dbuf_append_char(&dbuf, ' ');
}
s = dbuf_c_str(&dbuf);
return s;
}
+/** Split the path string to the directory and file name (including extension) components.
+ The directory component doesn't contain trailing directory separator.
+ Returns true if the path contains the directory separator. */
+int
+dbuf_splitPath(const char *path, struct dbuf_s *dir, struct dbuf_s *file)
+{
+ const char *p;
+ int ret;
+ const char *end = &path[strlen(path)];
+
+ for (p = end - 1; p >= path && !IS_DIR_SEPARATOR(*p); --p)
+ ;
+
+ ret = p >= path;
+
+ if (NULL != dir)
+ {
+ int len = p - path;
+
+ if (0 < len)
+ dbuf_append(dir, path, len);
+ }
+
+ if (NULL != file)
+ {
+ int len;
+
+ ++p;
+ len = end - p;
+
+ if (0 < len)
+ dbuf_append(file, p, len);
+ }
+
+ return ret;
+}
+
+/** Split the path string to the file name (including directory) and file extension components.
+ File extension component contains the extension separator.
+ Returns true if the path contains the extension separator. */
+int
+dbuf_splitFile(const char *path, struct dbuf_s *file, struct dbuf_s *ext)
+{
+ const char *p;
+ const char *end = &path[strlen(path)];
+
+ for (p = end - 1; p >= path && !IS_DIR_SEPARATOR(*p) && '.' != *p; --p)
+ ;
+
+ if (p < path || '.' != *p)
+ {
+ dbuf_append_str(file, path);
+
+ return 0;
+ }
+ else
+ {
+ if (NULL != file)
+ {
+ int len = p - path;
+
+ if (0 < len)
+ dbuf_append(file, path, len);
+ }
+
+ if (NULL != ext)
+ {
+ int len = end - p;
+
+ if (0 < len)
+ dbuf_append(ext, p, len);
+ }
+
+ return 1;
+ }
+}
+
+/** Combine directory and the file name to a path string using the DIR_SEPARATOR_CHAR.
+ */
+void
+dbuf_makePath(struct dbuf_s *path,const char *dir, const char *file)
+{
+ if (dir != NULL)
+ dbuf_append_str(path, dir);
+
+ dbuf_append_char(path, DIR_SEPARATOR_CHAR);
+
+ if (file != NULL)
+ dbuf_append_str(path, file);
+}
+
/** Given a file with path information in the binary files directory,
returns the directory component. Used for discovery of bin
directory of SDCC installation. Returns NULL if the path is
impossible.
*/
#ifdef _WIN32
-char *
+const char *
getBinPath(const char *prel)
{
- char *p;
- size_t len;
- static char path[PATH_MAX];
-
- /* try DOS and *nix dir separator on WIN32 */
- if (NULL != (p = strrchr(prel, DIR_SEPARATOR_CHAR)) ||
- NULL != (p = strrchr(prel, UNIX_DIR_SEPARATOR_CHAR))) {
- len = min((sizeof path) - 1, p - prel);
- strncpy(path, prel, len);
- path[len] = '\0';
- return path;
- }
- /* not enough info in prel; do it with module name */
- else if (0 != GetModuleFileName(NULL, path, sizeof path) &&
- NULL != (p = strrchr(path, DIR_SEPARATOR_CHAR))) {
- *p = '\0';
- return path;
- }
+ struct dbuf_s path;
+ const char *p;
+
+ dbuf_init(&path, 128);
+ dbuf_splitPath(prel, &path, NULL);
+
+ p = dbuf_c_str(&path);
+ if ('\0' != *p)
+ return p;
else
- return NULL;
+ {
+ char module[PATH_MAX];
+
+ dbuf_destroy(&path);
+
+ /* not enough info in prel; do it with module name */
+ if (0 != GetModuleFileName(NULL, module, sizeof (module)))
+ {
+ dbuf_init(&path, 128);
+
+ dbuf_splitPath(module, &path, NULL);
+ dbuf_c_str(&path);
+ return dbuf_detach(&path);
+ }
+ else
+ return NULL;
+ }
}
#else
-char *
+const char *
getBinPath(const char *prel)
{
- static char path[PATH_MAX];
const char *ret_path;
- if (NULL != (ret_path = findProgramPath(prel))) {
- char *p;
- size_t len;
+ if (NULL != (ret_path = findProgramPath(prel)))
+ {
+ struct dbuf_s path;
- if (NULL != (p = strrchr(ret_path, DIR_SEPARATOR_CHAR)) &&
- PATH_MAX > (len = p - ret_path)) {
- memcpy(path, ret_path, len);
- path[len] = '\0';
- free((void *)ret_path);
+ dbuf_init(&path, 128);
- return path;
- }
- else {
+ dbuf_splitPath(ret_path, &path, NULL);
free((void *)ret_path);
-
- return NULL;
+ dbuf_c_str(&path);
+ return dbuf_detach(&path);
}
- }
else
return NULL;
}
/* paranoia... */
if (strlen(src) + destLen >= n)
{
- fprintf(stderr, "strncatz prevented buffer overrun!\n");
+ fprintf(stderr, "strncatz prevented buffer overrun!\n");
}
strncat(dest, src, maxToCopy);
return dest;
}
-
/*-----------------------------------------------------------------*/
/* getBuildNumber - return build number */
/*-----------------------------------------------------------------*/
return (SDCC_BUILD_NUMBER);
}
+/*-----------------------------------------------------------------*/
+/* getBuildDate - return build date */
+/*-----------------------------------------------------------------*/
+const char *getBuildDate(void)
+{
+ return (__DATE__);
+}
+
+/*-----------------------------------------------------------------*/
+/* getBuildEnvironment - return environment used to build SDCC */
+/*-----------------------------------------------------------------*/
+const char *getBuildEnvironment(void)
+{
+#ifdef __CYGWIN__
+ return "CYGWIN";
+#elif defined __MINGW32__
+ return "MINGW32";
+#elif defined __DJGPP__
+ return "DJGPP";
+#elif defined(_MSC_VER)
+ return "MSVC";
+#elif defined(__BORLANDC__)
+ return "BORLANDC";
+#elif defined(__APPLE__)
+# if defined(__i386__)
+ return "Mac OS X i386";
+# else
+ return "Mac OS X ppc";
+#endif
+#else
+ return "UNIX";
+#endif
+}
+
#if defined(HAVE_VSNPRINTF) || defined(HAVE_VSPRINTF)
size_t SDCCsnprintf(char *dst, size_t n, const char *fmt, ...)
{
return len;
}
-
#endif
+
+/** Pragma tokenizer
+ */
+void
+init_pragma_token(struct pragma_token_s *token)
+{
+ dbuf_init(&token->dbuf, 16);
+ token->type = TOKEN_UNKNOWN;
+}
+
+char *
+get_pragma_token(const char *s, struct pragma_token_s *token)
+{
+ dbuf_set_length(&token->dbuf, 0);
+
+ /* skip leading spaces */
+ while ('\n' != *s && isspace(*s))
+ ++s;
+
+ if ('\0' == *s || '\n' == *s)
+ {
+ token->type = TOKEN_EOL;
+ }
+ else
+ {
+ char *end;
+
+ long val = strtol(s, &end, 0);
+
+ if (end != s && ('\0' == *end || isspace(*end)))
+ {
+ token->val.int_val = val;
+ token->type = TOKEN_INT;
+ dbuf_append(&token->dbuf, s, end - s);
+ s = end;
+ }
+ else
+ {
+ while ('\0' != *s && !isspace(*s))
+ {
+ dbuf_append_char(&token->dbuf, *s);
+ ++s;
+ }
+
+ token->type = TOKEN_STR;
+ }
+ }
+
+ return (char *)s;
+}
+
+const char *
+get_pragma_string(struct pragma_token_s *token)
+{
+ return dbuf_c_str(&token->dbuf);
+}
+
+void
+free_pragma_token(struct pragma_token_s *token)
+{
+ dbuf_destroy(&token->dbuf);
+}
+
+/*! /fn char hexEscape(char **src)
+
+ /param src Pointer to 'x' from start of hex character value
+*/
+
+unsigned char
+hexEscape (const char **src)
+{
+ char *s ;
+ unsigned long value ;
+
+ (*src)++ ; /* Skip over the 'x' */
+
+ value = strtol (*src, &s, 16);
+
+ if (s == *src)
+ {
+ // no valid hex found
+ werror(E_INVALID_HEX);
+ }
+ else
+ {
+ if (value > 255)
+ {
+ werror(W_ESC_SEQ_OOR_FOR_CHAR);
+ }
+ }
+ *src = s;
+
+ return (char) value;
+}
+
+/*------------------------------------------------------------------*/
+/* octalEscape - process an octal constant of max three digits */
+/* return the octal value, throw a warning for illegal octal */
+/* adjust src to point at the last proccesed char */
+/*------------------------------------------------------------------*/
+
+unsigned char
+octalEscape (const char **str)
+{
+ int digits;
+ unsigned value=0;
+
+ for (digits = 0; digits < 3; digits++)
+ {
+ if (**str >='0' && **str <= '7')
+ {
+ value = value*8 + (**str - '0');
+ (*str)++;
+ }
+ else
+ {
+ break;
+ }
+ }
+ if (digits)
+ {
+ if (value > 255 /* || (**str>='0' && **str<='7') */ )
+ {
+ werror (W_ESC_SEQ_OOR_FOR_CHAR);
+ }
+ }
+ return value;
+}
+
+/*!
+ /fn int copyStr (char *dest, char *src)
+
+ Copies a source string to a dest buffer interpreting escape sequences
+ and special characters
+
+ /param dest Buffer to receive the resultant string
+ /param src Buffer containing the source string with escape sequecnes
+ /return Number of characters in output string
+
+*/
+
+int
+copyStr (char *dest, const char *src)
+{
+ char *OriginalDest = dest ;
+
+ while (*src)
+ {
+ if (*src == '\"')
+ src++;
+ else if (*src == '\\')
+ {
+ src++;
+ switch (*src)
+ {
+ case 'n':
+ *dest++ = '\n';
+ break;
+ case 't':
+ *dest++ = '\t';
+ break;
+ case 'v':
+ *dest++ = '\v';
+ break;
+ case 'b':
+ *dest++ = '\b';
+ break;
+ case 'r':
+ *dest++ = '\r';
+ break;
+ case 'f':
+ *dest++ = '\f';
+ break;
+ case 'a':
+ *dest++ = '\a';
+ break;
+
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ *dest++ = octalEscape(&src);
+ src-- ;
+ break;
+
+ case 'x':
+ *dest++ = hexEscape(&src) ;
+ src-- ;
+ break ;
+
+ case '\\':
+ *dest++ = '\\';
+ break;
+ case '\?':
+ *dest++ = '\?';
+ break;
+ case '\'':
+ *dest++ = '\'';
+ break;
+ case '\"':
+ *dest++ = '\"';
+ break;
+ default:
+ *dest++ = *src;
+ }
+ src++;
+ }
+ else
+ *dest++ = *src++;
+ }
+
+ *dest++ = '\0';
+
+ return dest - OriginalDest ;
+}