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git-svn-id: file:///Users/olsen/Code/migration-svn-zu-git/logical-line-staging/clib2/trunk@14685 87f5fb63-7c3d-0410-a384-fd976d0f7a62
2025-12-08 14:59:05 +00:00 · 2004-07-26 16:36:55 +00:00
parent a9e8f137ad
commit 91bcdea2a2
669 changed files with 80825 additions and 0 deletions
--- a/library/stdlib_system.c
+++ b/library/stdlib_system.c
@ -0,0 +1,185 @@
+/*
+ * $Id: stdlib_system.c,v 1.1.1.1 2004-07-26 16:32:12 obarthel Exp $
+ *
+ * :ts=4
+ *
+ * Portable ISO 'C' (1994) runtime library for the Amiga computer
+ * Copyright (c) 2002-2004 by Olaf Barthel <olsen@sourcery.han.de>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   - Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *
+ *   - Neither the name of Olaf Barthel nor the names of contributors
+ *     may be used to endorse or promote products derived from this
+ *     software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _STDLIB_MEM_DEBUG_H
+#include "stdlib_mem_debug.h"
+#endif /* _STDLIB_MEM_DEBUG_H */
+
+/****************************************************************************/
+
+#ifndef _STDLIB_HEADERS_H
+#include "stdlib_headers.h"
+#endif /* _STDLIB_HEADERS_H */
+
+/****************************************************************************/
+
+int
+system(const char * command)
+{
+	char * command_copy = NULL;
+	int result;
+
+	ENTER();
+
+	if(command == NULL)
+		SHOWPOINTER(command);
+	else
+		SHOWSTRING(command);
+
+	if(__check_abort_enabled)
+		__check_abort();
+
+	/* A NULL pointer for the name of the command to execute is
+	 * really a query to find out whether a shell is available.
+	 * We return 1 (TRUE).
+	 */
+	if(command == NULL)
+	{
+		result = 1;
+	}
+	else
+	{
+		STATIC const struct TagItem system_tags[2] =
+		{
+			{ SYS_UserShell,	TRUE },
+			{ TAG_END,			0 }
+		};
+
+		#if defined(UNIX_PATH_SEMANTICS)
+		struct name_translation_info command_nti;
+		#endif /* UNIX_PATH_SEMANTICS */
+
+		#if defined(UNIX_PATH_SEMANTICS)
+		{
+			if(__unix_path_semantics)
+			{
+				char just_the_command_name[MAXPATHLEN+1];
+				BOOL need_quotes = FALSE;
+				char * command_name;
+				size_t command_len;
+				BOOL have_quote;
+				size_t len;
+				size_t i;
+
+				/* We may need to replace the path specified for the command,
+				   so let's figure out first how long the command name,
+				   including everything, really is. */
+				len = strlen(command);
+				command_len = len;
+
+				have_quote = FALSE;
+				for(i = 0 ; i < len ; i++)
+				{
+					if(command[i] == '\"')
+					{
+						need_quotes = TRUE;
+						have_quote ^= TRUE;
+					}
+
+					if((command[i] == ' ' || command[i] == '\t') && NOT have_quote)
+					{
+						command_len = i;
+						break;
+					}
+				}
+
+				/* This may be too long for proper translation... */
+				if(command_len > MAXPATHLEN)
+				{
+					errno = ENAMETOOLONG;
+
+					result = -1;
+					goto out;
+				}
+
+				/* Grab the command name itself, then have it translated. */
+				command_name = just_the_command_name;
+				for(i = 0 ; i < command_len ; i++)
+				{
+					if(command[i] != '\"')
+						(*command_name++) = command[i];
+				}
+
+				(*command_name) = '\0';
+
+				command_name = just_the_command_name;
+
+				if(__translate_unix_to_amiga_path_name((const char **)&command_name,&command_nti) != 0)
+				{
+					result = -1;
+					goto out;
+				}
+
+				/* Now put it all together again */
+				command_copy = malloc(1 + strlen(command_name) + 1 + strlen(&command[command_len]) + 1);
+				if(command_copy == NULL)
+				{
+					errno = ENOMEM;
+					result = -1;
+					goto out;
+				}
+
+				if(need_quotes)
+				{
+					command_copy[0] = '\"';
+
+					strcpy(&command_copy[1],command_name);
+					strcat(command_copy,"\"");
+				}
+				else
+				{
+					strcpy(command_copy,command_name);
+				}
+
+				strcat(command_copy,&command[command_len]);
+
+				command = command_copy;
+			}
+		}
+		#endif /* UNIX_PATH_SEMANTICS */
+
+		SHOWSTRING(command);
+
+		PROFILE_OFF();
+		result = SystemTagList((STRPTR)command, (struct TagItem *)system_tags);
+		PROFILE_ON();
+	}
+
+ out:
+
+	if(command_copy != NULL)
+		free(command_copy);
+
+	RETURN(result);
+	return(result);
+}