Add new files.

2 files changed, 180 insertions, 0 deletions

diff --git a/libpopt.vers b/libpopt.vers
new file mode 100644
index 0000000..2b69faa
--- /dev/null
+++ b/libpopt.vers
@@ -0,0 +1,38 @@
+LIBPOPT_0
+{
+  global:
+    findProgramPath;
+    _fini;
+    _init;
+    poptAddAlias;
+    poptAddItem;
+    poptAliasOptions;
+    poptBadOption;
+    poptConfigFileToString;
+    poptDupArgv;
+    poptFreeContext;
+    poptGetArg;
+    poptGetArgs;
+    poptGetContext;
+    poptGetInvocationName;
+    poptGetNextOpt;
+    poptGetOptArg;
+    poptHelpOptions;
+    poptHelpOptionsI18N;
+    poptParseArgvString;
+    poptPeekArg;
+    poptPrintHelp;
+    poptPrintUsage;
+    poptReadConfigFile;
+    poptReadDefaultConfig;
+    poptResetContext;
+    poptSaveInt;
+    poptSaveLong;
+    poptSetExecPath;
+    poptSetOtherOptionHelp;
+    poptStrerror;
+    poptStrippedArgv;
+    poptStuffArgs;
+  local:
+    *;
+};
diff --git a/poptint.c b/poptint.c
new file mode 100644
index 0000000..36999e7
--- /dev/null
+++ b/poptint.c
@@ -0,0 +1,142 @@
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <stdarg.h>
+#include <errno.h>
+#include <iconv.h>
+#ifdef HAVE_LANGINFO_H
+#include <langinfo.h>
+#endif
+
+#include "system.h"
+#include "poptint.h"
+
+#define STD_VFPRINTF(stream, format, args, retval) \
+  va_start ((args), (format)); \
+  (retval) = vfprintf ((stream), (format), (args)); \
+  va_end ((args));
+
+static char *
+strdup_locale_from_utf8 (char *buffer)
+{
+  char *codeset = NULL;
+  char *pout = NULL, *dest_str;
+  iconv_t fd;
+  int ib, ob, dest_size;
+  int done, is_error;
+  size_t err, used;
+
+  if (!buffer)
+    return NULL;
+
+#ifdef HAVE_LANGINFO_H
+  codeset = nl_langinfo (CODESET);
+#endif
+
+  if (codeset &&
+      strcmp (codeset, "UTF-8") &&
+      (fd = iconv_open (codeset, "UTF-8")) != (iconv_t)-1) {
+    char *pin = buffer;
+    char *shift_pin = NULL;
+
+    iconv (fd, NULL, (size_t*)&ib, &pout, (size_t*)&ob);
+    ib = strlen (buffer);
+    dest_size = ob = ib;
+    dest_str = pout = malloc ((dest_size + 1) * sizeof (char));
+    done = is_error = 0;
+    while (!done && !is_error) {
+      err = iconv (fd, (const char**)&pin, (size_t*)&ib, &pout, (size_t*)&ob);
+
+      if (err == (size_t)-1) {
+        switch (errno) {
+        case EINVAL:
+          done = 1;
+          break;
+        case E2BIG:
+          used = pout - dest_str;
+          dest_size *= 2;
+          dest_str = realloc (dest_str, (dest_size + 1) * sizeof (char));
+          pout = dest_str + used;
+          ob = dest_size - used;
+          break;
+        case EILSEQ:
+          is_error = 1;
+          break;
+        default:
+          is_error = 1;
+          break;
+        }
+      } else {
+        if (!shift_pin) {
+          shift_pin = pin;
+          pin = NULL;
+          ib = 0;
+        } else {
+          done = 1;
+        }
+      }
+    }
+    iconv_close (fd);
+    *pout = '\0';
+    dest_str = strdup (dest_str);
+  } else {
+    dest_str = strdup (buffer);
+  }
+
+  return dest_str;
+}
+
+static char *
+strdup_vprintf (const char *format, va_list ap)
+{
+  char *buffer = NULL;
+  char c;
+
+  buffer = calloc (sizeof (char), vsnprintf (&c, 1, format, ap) + 1);
+  vsprintf (buffer, format, ap);
+
+  return buffer;
+}
+
+char *
+POPT_prev_char (const char *str)
+{
+  char *p = (char*)str;
+
+  while (1) {
+    p--;
+    if ((*p & 0xc0) != 0x80)
+      return (char *)p;
+  }
+}
+
+int
+POPT_fprintf (FILE* stream, const char *format, ...)
+{
+  int retval = 0;
+  va_list args;
+  char *buffer = NULL;
+  char *locale_str = NULL;
+
+  va_start (args, format);
+  buffer = strdup_vprintf (format, args);
+  va_end (args);
+
+  locale_str = strdup_locale_from_utf8 (buffer);
+  if (locale_str) {
+    retval = fprintf (stream, "%s", locale_str);
+    free (locale_str);
+  } else {
+    fprintf (stderr, POPT_WARNING "%s\n", "Invalid UTF-8");
+    retval = fprintf (stream, "%s", buffer);
+  }
+  free (buffer);
+
+  return retval;
+
+}
+
+#undef STD_VFPRINTF
+