-// os_os2.C
+/**
+ * \file os_os2.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author Ruurd A. Reitsma
+ *
+ * Full author contact details are available in file CREDITS.
+ *
+ * Various OS specific functions
+ */
-// Various OS specific functions
#include <config.h>
-#ifdef __GNUG__
-#pragma implementation "os.h"
-#endif
-
-#include "os.h"
+#include "support/os.h"
#include "support/filetools.h"
#define INCL_DOSFILEMGR
#define INCL_DOSMODULEMGR
#define INCL_DOSERRORS
#include <os2.h>
-string os::binpath_ = string();
-string os::binname_ = string();
-string os::tmpdir_ = string();
-os::shell_type os::_shell = os::UNIX;
-unsigned long os::cp_ = 0;
-
-void os::init(int * argc, char ** argv[]) {
- if (argc != 0 /* This is a hack! */) {
- _wildcard(argc, argv);
- PTIB ptib = new TIB[1];
- PPIB ppib = new PIB[1];
- APIRET rc = DosGetInfoBlocks(&ptib, &ppib);
- if (rc != NO_ERROR)
- exit(rc);
- char* tmp = new char[256];
- // This is the only reliable way to retrieve the executable name.
- rc = DosQueryModuleName(ppib->pib_hmte, 256L, tmp);
- if (rc != NO_ERROR)
- exit(rc);
- string p(tmp);
- p = slashify_path(p);
- binname_ = OnlyFilename(p);
- binname_.erase(binname_.length()-4, string::npos);
- binpath_ = OnlyPath(p);
-
- // OS/2 cmd.exe has another use for '&'
- string sh = OnlyFilename(GetEnvPath("EMXSHELL"));
- if (sh.empty()) {
- // COMSPEC is set, unless user unsets
- sh = OnlyFilename(GetEnvPath("COMSPEC"));
- if (sh.empty())
- sh = "cmd.exe";
- }
- sh = lowercase(sh); // DosMapCase() is an overkill here
- if (contains(sh, "cmd.exe")
- || contains(sh, "4os2.exe"))
- _shell = os::CMD_EXE;
- else
- _shell = os::UNIX;
+#include <boost/scoped_array.hpp>
+
+using boost::scoped_array;
+
+namespace {
+
+string binpath_;
+string binname_;
+string tmpdir_;
+string homepath_;
+string nulldev_;
+
+os::shell_type shell_ = os::UNIX;
+unsigned long cp_ = 0;
+
+}
+
+
+namespace os {
+
+
+void init(int argc, char * argv[])
+{
+ _wildcard(&argc, &argv);
+ PTIB ptib = new TIB[1];
+ PPIB ppib = new PIB[1];
+ APIRET rc = DosGetInfoBlocks(&ptib, &ppib);
+ if (rc != NO_ERROR)
+ exit(rc);
+ scoped_array<char> tmp(new char[256]);
+ // This is the only reliable way to retrieve the executable name.
+ rc = DosQueryModuleName(ppib->pib_hmte, 256L, tmp);
+ if (rc != NO_ERROR)
+ exit(rc);
+ string p = tmp.get();
+ p = internal_path(p);
+ binname_ = OnlyFilename(p);
+ binname_.erase(binname_.length()-4, string::npos);
+ binpath_ = OnlyPath(p);
+
+ // OS/2 cmd.exe has another use for '&'
+ string sh = OnlyFilename(GetEnvPath("EMXSHELL"));
+ if (sh.empty()) {
+ // COMSPEC is set, unless user unsets
+ sh = OnlyFilename(GetEnvPath("COMSPEC"));
+ if (sh.empty())
+ sh = "cmd.exe";
}
+ sh = lowercase(sh); // DosMapCase() is an overkill here
+ if (contains(sh, "cmd.exe") || contains(sh, "4os2.exe"))
+ shell_ = os::CMD_EXE;
+ else
+ shell_ = os::UNIX;
+
static bool initialized = false;
- if (initialized) return;
+ if (initialized)
+ return;
initialized = true;
- ULONG CPList[3] = {0}, CPList_size;
+
+ ULONG CPList[3] = {0};
+ ULONG CPList_size;
APIRET rc = DosQueryCp(3 * sizeof(ULONG), CPList, &CPList_size);
if (rc != NO_ERROR)
exit(rc);
// CPList[1] == system default codepage, the rest are auxilary.
// Once cp_ is correctly set, you can call other routines.
cp_ = CPList[1];
+
+ tmpdir_ = "/tmp";
+ homepath_ = GetEnvPath("HOME");
+ nulldev_ = "null";
}
-void os::warn(string /*mesg*/) {
+
+void warn(string const & /*mesg*/)
+{
return;
}
-string os::current_root() {
+
+string current_root()
+{
APIRET rc;
- ULONG drv_num, drv_map;
+ ULONG drv_num;
+ ULONG drv_map;
rc = DosQueryCurrentDisk(&drv_num, &drv_map);
if (rc != NO_ERROR)
exit(rc);
return tmp;
}
-string::size_type os::common_path(string const &p1, string const &p2) {
+
+string::size_type common_path(string const & p1, string const & p2)
+{
static bool initialized = false;
if (!initialized) {
init(0, 0);
initialized = true;
}
+
COUNTRYCODE cntry;
cntry.country = 0;
cntry.codepage = cp_;
- string temp1 = slashify_path(p1);
- string temp2 = slashify_path(p2);
- char * tmp1 = const_cast<char*> (temp1.c_str());
- char * tmp2 = const_cast<char*> (temp2.c_str());
+ string temp1 = internal_path(p1);
+ string temp2 = internal_path(p2);
+ char * tmp1 = const_cast<char *> (temp1.c_str());
+ char * tmp2 = const_cast<char *> (temp2.c_str());
/* rc = */ DosMapCase(p1.length(), &cntry, tmp1);
// if (rc != NO_ERROR)
// exit(rc);
// if (rc != NO_ERROR)
// exit(rc);
// This algorithm works only if paths are slashified on DBCS systems.
- string::size_type i = 0,
- p1_len = p1.length(),
- p2_len = p2.length();
- while (i < p1_len && i < p2_len && tmp1[i] == tmp2[i]) ++i;
+ string::size_type i = 0;
+ string::size_type p1_len = p1.length();
+ string::size_type p2_len = p2.length();
+ while (i < p1_len && i < p2_len && tmp1[i] == tmp2[i])
+ ++i;
if ((i < p1_len && i < p2_len)
|| (i < p1_len && tmp1[i] != '/' && i == p2_len)
- || (i < p2_len && tmp2[i] != '/' && i == p1_len)) {
- if (i) --i; // here was the last match
- while (i && tmp1[i] != '/') --i;
+ || (i < p2_len && tmp2[i] != '/' && i == p1_len))
+ {
+ if (i)
+ --i; // here was the last match
+ while (i && tmp1[i] != '/')
+ --i;
}
return i;
}
-string os::slashify_path(string p) {
+
+string internal_path(string const & p)
+{
static bool initialized = false;
static bool leadbyte[256] = {false};
if (!initialized) {
}
-string os::external_path(string const &p) {
- return p;
-}
-
-
-string os::internal_path(string const &p) {
+string external_path(string const & p)
+{
return p;
}
-bool os::is_absolute_path(string const & p)
+bool is_absolute_path(string const & p)
{
return (p.length() > 1
&& isalpha(static_cast<unsigned char>(p[0]))
}
-// returns a string suitable to be passed to fopen/popen when
-// reading a file
-char const * os::read_mode()
+// returns a string suitable to be passed to popen when
+// reading a pipe
+char const * popen_read_mode()
{
return "r";
}
+
+
+string const & binpath()
+{
+ return binpath_;
+}
+
+
+string const & binname()
+{
+ return binname_;
+}
+
+
+void setTmpDir(string const & p)
+{
+ tmpdir_ = p;
+}
+
+
+string const & getTmpDir()
+{
+ return tmpdir_;
+}
+
+
+string const & homepath()
+{
+ return homepath_;
+}
+
+
+string const & nulldev()
+{
+ return nulldev_;
+}
+
+
+shell_type shell()
+{
+ return shell_;
+}
+
+} // end namespace os