nominatim refactoring

2026-03-11 05:14:07 +00:00 · 2010-10-23 23:12:37 +00:00
commit ab6a996772
40 changed files with 7486 additions and 0 deletions
--- a/nominatim/sprompt.c
+++ b/nominatim/sprompt.c
@@ -0,0 +1,199 @@
+/*-------------------------------------------------------------------------
+ *
+ * sprompt.c
+ *	  simple_prompt() routine
+ *
+ * Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ *
+ * IDENTIFICATION
+ *	  $PostgreSQL: pgsql/src/port/sprompt.c,v 1.18 2006/10/04 00:30:14 momjian Exp $
+ *
+ *-------------------------------------------------------------------------
+ * 
+ * PostgreSQL Database Management System
+ * (formerly known as Postgres, then as Postgres95)
+ *
+ * Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
+ *
+ * Portions Copyright (c) 1994, The Regents of the University of California
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without a written agreement
+ * is hereby granted, provided that the above copyright notice and this
+ * paragraph and the following two paragraphs appear in all copies.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING
+ * LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS
+ * DOCUMENTATION, EVEN IF THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATIONS TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ *
+ */
+
+
+/*
+ * simple_prompt
+ *
+ * Generalized function especially intended for reading in usernames and
+ * password interactively. Reads from /dev/tty or stdin/stderr.
+ *
+ * prompt:		The prompt to print
+ * maxlen:		How many characters to accept
+ * echo:		Set to false if you want to hide what is entered (for passwords)
+ *
+ * Returns a malloc()'ed string with the input (w/o trailing newline).
+ */
+
+#define DEVTTY "/dev/tty"
+
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+
+#include <libpq-fe.h>
+
+#ifdef __MINGW_H
+# include <windows.h>
+#else
+# define HAVE_TERMIOS_H
+# include <termios.h>
+#endif
+
+/*
+extern char *simple_prompt(const char *prompt, int maxlen, int echo);
+*/
+
+char *
+simple_prompt(const char *prompt, int maxlen, int echo)
+{
+	int			length;
+	char	   *destination;
+	FILE	   *termin,
+			   *termout;
+
+#ifdef HAVE_TERMIOS_H
+	struct termios t_orig,
+				t;
+#else
+#ifdef WIN32
+	HANDLE		t = NULL;
+	LPDWORD		t_orig = NULL;
+#endif
+#endif
+
+	destination = (char *) malloc(maxlen + 1);
+	if (!destination)
+		return NULL;
+
+	/*
+	 * Do not try to collapse these into one "w+" mode file. Doesn't work on
+	 * some platforms (eg, HPUX 10.20).
+	 */
+	termin = fopen(DEVTTY, "r");
+	termout = fopen(DEVTTY, "w");
+	if (!termin || !termout
+#ifdef WIN32
+	/* See DEVTTY comment for msys */
+		|| (getenv("OSTYPE") && strcmp(getenv("OSTYPE"), "msys") == 0)
+#endif
+		)
+	{
+		if (termin)
+			fclose(termin);
+		if (termout)
+			fclose(termout);
+		termin = stdin;
+		termout = stderr;
+	}
+
+#ifdef HAVE_TERMIOS_H
+	if (!echo)
+	{
+		tcgetattr(fileno(termin), &t);
+		t_orig = t;
+		t.c_lflag &= ~ECHO;
+		tcsetattr(fileno(termin), TCSAFLUSH, &t);
+	}
+#else
+#ifdef WIN32
+	if (!echo)
+	{
+		/* get a new handle to turn echo off */
+		t_orig = (LPDWORD) malloc(sizeof(DWORD));
+		t = GetStdHandle(STD_INPUT_HANDLE);
+
+		/* save the old configuration first */
+		GetConsoleMode(t, t_orig);
+
+		/* set to the new mode */
+		SetConsoleMode(t, ENABLE_LINE_INPUT | ENABLE_PROCESSED_INPUT);
+	}
+#endif
+#endif
+
+	if (prompt)
+	{
+		fputs(prompt, termout);
+		fflush(termout);
+	}
+
+	if (fgets(destination, maxlen + 1, termin) == NULL)
+		destination[0] = '\0';
+
+	length = strlen(destination);
+	if (length > 0 && destination[length - 1] != '\n')
+	{
+		/* eat rest of the line */
+		char		buf[128];
+		int			buflen;
+
+		do
+		{
+			if (fgets(buf, sizeof(buf), termin) == NULL)
+				break;
+			buflen = strlen(buf);
+		} while (buflen > 0 && buf[buflen - 1] != '\n');
+	}
+
+	if (length > 0 && destination[length - 1] == '\n')
+		/* remove trailing newline */
+		destination[length - 1] = '\0';
+
+#ifdef HAVE_TERMIOS_H
+	if (!echo)
+	{
+		tcsetattr(fileno(termin), TCSAFLUSH, &t_orig);
+		fputs("\n", termout);
+		fflush(termout);
+	}
+#else
+#ifdef WIN32
+	if (!echo)
+	{
+		/* reset to the original console mode */
+		SetConsoleMode(t, *t_orig);
+		fputs("\n", termout);
+		fflush(termout);
+		free(t_orig);
+	}
+#endif
+#endif
+
+	if (termin != stdin)
+	{
+		fclose(termin);
+		fclose(termout);
+	}
+
+	return destination;
+}