Reorganize code to allow path-relative installs.

Create new get_* functions to access compiled-in paths and adjust if
relative installs are to be used.

Clean up substitute_libpath_macro() code.
This commit is contained in:
Bruce Momjian 2004-05-17 14:35:34 +00:00
parent 85383214ea
commit 3febb477e6
19 changed files with 374 additions and 170 deletions

View file

@ -37,7 +37,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/postmaster/postmaster.c,v 1.387 2004/05/14 17:04:44 momjian Exp $
* $PostgreSQL: pgsql/src/backend/postmaster/postmaster.c,v 1.388 2004/05/17 14:35:29 momjian Exp $
*
* NOTES
*
@ -697,6 +697,8 @@ PostmasterMain(int argc, char *argv[])
ereport(FATAL,
(errmsg("%s: could not locate my own executable path",
progname)));
if (strlen(pkglib_path) == 0)
get_pkglib_path(my_exec_path, pkglib_path);
#ifdef EXEC_BACKEND
if (find_other_exec(argv[0], "postgres", PG_VERSIONSTR, postgres_exec_path) < 0)

View file

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/tcop/postgres.c,v 1.406 2004/05/14 17:04:45 momjian Exp $
* $PostgreSQL: pgsql/src/backend/tcop/postgres.c,v 1.407 2004/05/17 14:35:31 momjian Exp $
*
* NOTES
* this is the "main" module of the postgres backend and
@ -2652,6 +2652,9 @@ PostgresMain(int argc, char *argv[], const char *username)
ereport(FATAL,
(errmsg("%s: could not locate postgres executable",
argv[0])));
if (strlen(pkglib_path) == 0)
get_pkglib_path(my_exec_path, pkglib_path);
/*
* Validate we have been given a reasonable-looking DataDir (if
* under postmaster, assume postmaster did this already).

View file

@ -4,7 +4,7 @@
# Makefile for utils/fmgr
#
# IDENTIFICATION
# $PostgreSQL: pgsql/src/backend/utils/fmgr/Makefile,v 1.15 2003/12/23 21:56:20 tgl Exp $
# $PostgreSQL: pgsql/src/backend/utils/fmgr/Makefile,v 1.16 2004/05/17 14:35:31 momjian Exp $
#
#-------------------------------------------------------------------------
@ -14,7 +14,7 @@ include $(top_builddir)/src/Makefile.global
OBJS = dfmgr.o fmgr.o funcapi.o
override CPPFLAGS += -DPKGLIBDIR=\"$(pkglibdir)\" -DDLSUFFIX=\"$(DLSUFFIX)\"
override CPPFLAGS += -DDLSUFFIX=\"$(DLSUFFIX)\"
all: SUBSYS.o

View file

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/fmgr/dfmgr.c,v 1.71 2004/03/09 05:06:45 momjian Exp $
* $PostgreSQL: pgsql/src/backend/utils/fmgr/dfmgr.c,v 1.72 2004/05/17 14:35:31 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -270,12 +270,6 @@ file_exists(const char *name)
#error "DLSUFFIX must be defined to compile this file."
#endif
/* Example format: "/usr/local/pgsql/lib" */
#ifndef PKGLIBDIR
#error "PKGLIBDIR needs to be defined to compile this file."
#endif
/*
* If name contains a slash, check if the file exists, if so return
* the name. Else (no slash) try to expand using search path (see
@ -341,62 +335,29 @@ expand_dynamic_library_name(const char *name)
static char *
substitute_libpath_macro(const char *name)
{
size_t macroname_len;
char *replacement = NULL;
#ifdef WIN32
char basename[MAXPGPATH];
#endif
const char *sep_ptr;
char *ret;
AssertArg(name != NULL);
if (name[0] != '$')
return pstrdup(name);
#ifndef WIN32
macroname_len = strcspn(name + 1, "/") + 1;
#else
macroname_len = strcspn(name + 1, "/\\") + 1;
#endif
if (strncmp(name, "$libdir", macroname_len) == 0)
#ifndef WIN32
replacement = PKGLIBDIR;
#else
{
char *p;
if (GetModuleFileName(NULL,basename,MAXPGPATH) == 0)
ereport(FATAL,
(errmsg("GetModuleFileName failed (%i)",(int)GetLastError())));
canonicalize_path(basename);
if ((p = last_path_separator(basename)) == NULL)
ereport(FATAL,
(errmsg("unexpected failure in determining PKGLIBDIR (%s)",basename)));
else
*p = '\0';
strcat(basename,"/../lib");
replacement = basename;
}
#endif
else
if ((sep_ptr = first_path_separator(name)) == NULL)
sep_ptr = name + strlen(name);
if (strlen("$libdir") != sep_ptr - name ||
strncmp(name, "$libdir", strlen("$libdir")) != 0)
ereport(ERROR,
(errcode(ERRCODE_INVALID_NAME),
errmsg("invalid macro name in dynamic library path")));
if (name[macroname_len] == '\0')
return pstrdup(replacement);
else
{
char *new;
ret = palloc(strlen(pkglib_path) + strlen(sep_ptr) + 1);
new = palloc(strlen(replacement) + (strlen(name) - macroname_len) + 1);
strcpy(ret, pkglib_path);
strcat(ret, sep_ptr);
strcpy(new, replacement);
strcat(new, name + macroname_len);
return new;
}
return ret;
}

View file

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/init/globals.c,v 1.85 2004/05/13 22:45:03 momjian Exp $
* $PostgreSQL: pgsql/src/backend/utils/init/globals.c,v 1.86 2004/05/17 14:35:32 momjian Exp $
*
* NOTES
* Globals used all over the place should be declared here and not
@ -46,6 +46,7 @@ char *DataDir = NULL;
char OutputFileName[MAXPGPATH];
char my_exec_path[MAXPGPATH]; /* full path to postgres executable */
char pkglib_path[MAXPGPATH]; /* full path to lib directory */
BackendId MyBackendId;

View file

@ -5,7 +5,7 @@
# Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
# Portions Copyright (c) 1994, Regents of the University of California
#
# $PostgreSQL: pgsql/src/bin/initdb/Makefile,v 1.37 2004/05/11 21:57:14 momjian Exp $
# $PostgreSQL: pgsql/src/bin/initdb/Makefile,v 1.38 2004/05/17 14:35:33 momjian Exp $
#
#-------------------------------------------------------------------------
@ -13,7 +13,7 @@ subdir = src/bin/initdb
top_builddir = ../../..
include $(top_builddir)/src/Makefile.global
override CPPFLAGS := -DPGDATADIR=\"$(datadir)\" -DFRONTEND -I$(libpq_srcdir) $(CPPFLAGS)
override CPPFLAGS := -DFRONTEND -I$(libpq_srcdir) $(CPPFLAGS)
OBJS= initdb.o \
$(filter exec.o, $(LIBOBJS))

View file

@ -39,7 +39,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
* Portions taken from FreeBSD.
*
* $PostgreSQL: pgsql/src/bin/initdb/initdb.c,v 1.30 2004/05/17 13:17:29 momjian Exp $
* $PostgreSQL: pgsql/src/bin/initdb/initdb.c,v 1.31 2004/05/17 14:35:33 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -69,11 +69,8 @@ int optreset;
/*
* these values are passed in by makefile defines
*
* Note that "datadir" is not the directory we're going to initialize,
* it's merely how Autoconf names PREFIX/share.
*/
char *datadir = PGDATADIR;
char *share_path = NULL;
/* values to be obtained from arguments */
char *pg_data = "";
@ -129,7 +126,7 @@ static const char *backend_options = "-F -O -c search_path=pg_catalog -c exit_on
/* path to 'initdb' binary directory */
char bindir[MAXPGPATH];
char bin_path[MAXPGPATH];
char backend_exec[MAXPGPATH];
static void *xmalloc(size_t size);
@ -730,8 +727,8 @@ mkdatadir(char *subdir)
static void
set_input(char **dest, char *filename)
{
*dest = xmalloc(strlen(datadir) + strlen(filename) + 2);
sprintf(*dest, "%s/%s", datadir, filename);
*dest = xmalloc(strlen(share_path) + strlen(filename) + 2);
sprintf(*dest, "%s/%s", share_path, filename);
}
/*
@ -1849,7 +1846,7 @@ main(int argc, char *argv[])
printf(_("Running in noclean mode. Mistakes will not be cleaned up.\n"));
break;
case 'L':
datadir = xstrdup(optarg);
share_path = xstrdup(optarg);
break;
case 1:
locale = xstrdup(optarg);
@ -1951,9 +1948,15 @@ main(int argc, char *argv[])
}
/* store binary directory */
strcpy(bindir, backend_exec);
*last_path_separator(bindir) = '\0';
strcpy(bin_path, backend_exec);
*last_path_separator(bin_path) = '\0';
if (!share_path)
{
share_path = xmalloc(MAXPGPATH);
get_share_path(backend_exec, share_path);
}
if ((short_version = get_short_version()) == NULL)
{
fprintf(stderr, _("%s: could not determine valid short version string\n"), progname);
@ -1983,13 +1986,13 @@ main(int argc, char *argv[])
{
fprintf(stderr,
"VERSION=%s\n"
"PGDATA=%s\ndatadir=%s\nPGPATH=%s\n"
"PGDATA=%s\nshare_path=%s\nPGPATH=%s\n"
"ENCODING=%s\nENCODINGID=%s\n"
"POSTGRES_SUPERUSERNAME=%s\nPOSTGRES_BKI=%s\n"
"POSTGRES_DESCR=%s\nPOSTGRESQL_CONF_SAMPLE=%s\n"
"PG_HBA_SAMPLE=%s\nPG_IDENT_SAMPLE=%s\n",
PG_VERSION,
pg_data, datadir, bindir,
pg_data, share_path, bin_path,
encoding, encodingid,
username, bki_file,
desc_file, conf_file,
@ -2182,8 +2185,8 @@ main(int argc, char *argv[])
" %s%s%s/postmaster -D %s%s%s\n"
"or\n"
" %s%s%s/pg_ctl -D %s%s%s -l logfile start\n\n"),
QUOTE_PATH, bindir, QUOTE_PATH, QUOTE_PATH, pg_data, QUOTE_PATH,
QUOTE_PATH, bindir, QUOTE_PATH, QUOTE_PATH, pg_data, QUOTE_PATH);
QUOTE_PATH, bin_path, QUOTE_PATH, QUOTE_PATH, pg_data, QUOTE_PATH,
QUOTE_PATH, bin_path, QUOTE_PATH, QUOTE_PATH, pg_data, QUOTE_PATH);
return 0;
}

View file

@ -5,7 +5,7 @@
# Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
# Portions Copyright (c) 1994, Regents of the University of California
#
# $PostgreSQL: pgsql/src/bin/psql/Makefile,v 1.43 2004/04/26 17:40:48 momjian Exp $
# $PostgreSQL: pgsql/src/bin/psql/Makefile,v 1.44 2004/05/17 14:35:33 momjian Exp $
#
#-------------------------------------------------------------------------
@ -15,11 +15,12 @@ include $(top_builddir)/src/Makefile.global
REFDOCDIR= $(top_srcdir)/doc/src/sgml/ref
override CPPFLAGS := -I$(libpq_srcdir) $(CPPFLAGS) -DFRONTEND -DSYSCONFDIR='"$(sysconfdir)"'
override CPPFLAGS := -I$(libpq_srcdir) $(CPPFLAGS) -DFRONTEND
OBJS= command.o common.o help.o input.o stringutils.o mainloop.o copy.o \
startup.o prompt.o variables.o large_obj.o print.o describe.o \
psqlscan.o tab-complete.o mbprint.o
psqlscan.o tab-complete.o mbprint.o \
$(filter exec.o, $(LIBOBJS))
FLEXFLAGS = -Cfe
@ -29,6 +30,9 @@ all: submake-libpq submake-libpgport psql
psql: $(OBJS) $(libpq_builddir)/libpq.a
$(CC) $(CFLAGS) $(OBJS) $(libpq) $(LDFLAGS) $(LIBS) -o $@$(X)
exec.c: % : $(top_srcdir)/src/port/%
rm -f $@ && $(LN_S) $< .
help.o: $(srcdir)/sql_help.h
ifdef PERL
@ -60,7 +64,7 @@ uninstall:
# psqlscan.c is in the distribution tarball, so is not cleaned here
clean distclean:
rm -f psql$(X) $(OBJS)
rm -f psql$(X) $(OBJS) exec.c
maintainer-clean: distclean
rm -f $(srcdir)/sql_help.h $(srcdir)/psqlscan.c

View file

@ -3,7 +3,7 @@
*
* Copyright (c) 2000-2003, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/bin/psql/startup.c,v 1.92 2004/05/02 04:25:45 momjian Exp $
* $PostgreSQL: pgsql/src/bin/psql/startup.c,v 1.93 2004/05/17 14:35:33 momjian Exp $
*/
#include "postgres_fe.h"
@ -74,7 +74,7 @@ struct adhoc_opts
static void parse_psql_options(int argc, char *argv[],
struct adhoc_opts * options);
static void process_psqlrc(void);
static void process_psqlrc(char *argv0);
static void process_psqlrc_file(char *filename);
static void showVersion(void);
@ -239,7 +239,7 @@ main(int argc, char *argv[])
if (options.action == ACT_FILE && strcmp(options.action_string, "-") != 0)
{
if (!options.no_psqlrc)
process_psqlrc();
process_psqlrc(argv[0]);
successResult = process_file(options.action_string);
}
@ -305,7 +305,7 @@ main(int argc, char *argv[])
SetVariable(pset.vars, "PROMPT3", DEFAULT_PROMPT3);
if (!options.no_psqlrc)
process_psqlrc();
process_psqlrc(argv[0]);
if (!pset.notty)
initializeInput(options.no_readline ? 0 : 1);
if (options.action_string) /* -f - was used */
@ -567,22 +567,24 @@ parse_psql_options(int argc, char *argv[], struct adhoc_opts * options)
}
#ifndef SYSCONFDIR
#error "You must compile this file with SYSCONFDIR defined."
#endif
/*
* Load .psqlrc file, if found.
*/
static void
process_psqlrc(void)
process_psqlrc(char *argv0)
{
char *globalFile = SYSCONFDIR "/" SYSPSQLRC;
char *home;
char *psqlrc;
char global_file[MAXPGPATH];
char my_exec_path[MAXPGPATH];
char etc_path[MAXPGPATH];
process_psqlrc_file(globalFile);
find_my_exec(argv0, my_exec_path);
get_etc_path(my_exec_path, etc_path);
snprintf(global_file, MAXPGPATH, "%s/%s", etc_path, SYSPSQLRC);
process_psqlrc_file(global_file);
if ((home = getenv("HOME")) != NULL)
{

View file

@ -13,7 +13,7 @@
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/miscadmin.h,v 1.158 2004/05/13 22:45:04 momjian Exp $
* $PostgreSQL: pgsql/src/include/miscadmin.h,v 1.159 2004/05/17 14:35:33 momjian Exp $
*
* NOTES
* some of the information in this file should be moved to
@ -143,6 +143,7 @@ extern long MyCancelKey;
extern char OutputFileName[];
extern char my_exec_path[];
extern char pkglib_path[];
/*
* done in storage/backendid.h for now.

View file

@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/port.h,v 1.31 2004/05/14 17:04:47 momjian Exp $
* $PostgreSQL: pgsql/src/include/port.h,v 1.32 2004/05/17 14:35:34 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -26,12 +26,17 @@ extern char *first_path_separator(const char *filename);
extern char *last_path_separator(const char *filename);
extern void canonicalize_path(char *path);
extern const char *get_progname(const char *argv0);
extern void get_share_path(const char *my_exec_path, char *ret_path);
extern void get_etc_path(const char *my_exec_path, char *ret_path);
extern void get_include_path(const char *my_exec_path, char *ret_path);
extern void get_pkginclude_path(const char *my_exec_path, char *ret_path);
extern void get_pkglib_path(const char *my_exec_path, char *ret_path);
/* Portable way to find binaries */
extern int find_my_exec(const char *argv0, char *full_path);
extern int find_other_exec(const char *argv0, char const *target,
const char *versionstr, char *retpath);
#if defined(__CYGWIN__) || defined(WIN32)
#define EXE ".exe"
#define DEVNULL "nul"
@ -180,13 +185,6 @@ extern int pqGethostbyname(const char *name,
struct hostent **result,
int *herrno);
/* $PATH (or %PATH%) path separator */
#ifdef WIN32
#define PATHSEP ';'
#else
#define PATHSEP ':'
#endif
/* FIXME: [win32] Placeholder win32 replacements, to allow continued development */
#ifdef WIN32
#define fsync(a) _commit(a)

View file

@ -1,4 +1,4 @@
# $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/Makefile,v 1.103 2004/04/30 04:14:06 momjian Exp $
# $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/Makefile,v 1.104 2004/05/17 14:35:34 momjian Exp $
subdir = src/interfaces/ecpg/preproc
top_builddir = ../../../..
@ -11,8 +11,6 @@ PATCHLEVEL=0
override CPPFLAGS := -I$(srcdir)/../include -I$(srcdir) $(CPPFLAGS) \
-DMAJOR_VERSION=$(MAJOR_VERSION) \
-DMINOR_VERSION=$(MINOR_VERSION) -DPATCHLEVEL=$(PATCHLEVEL) \
-DINCLUDEDIR=\"$(includedir)\" \
-DPKGINCLUDEDIR=\"$(pkgincludedir)\" \
-DFRONTEND
ifeq ($(GCC), yes)
@ -20,15 +18,18 @@ override CFLAGS += -Wno-error
endif
override CFLAGS += $(PTHREAD_CFLAGS)
OBJS=preproc.o type.o ecpg.o ecpg_keywords.o output.o\
keywords.o c_keywords.o ../ecpglib/typename.o descriptor.o variable.o
OBJS= preproc.o type.o ecpg.o ecpg_keywords.o output.o\
keywords.o c_keywords.o ../ecpglib/typename.o descriptor.o variable.o \
$(filter exec.o, $(LIBOBJS))
all: submake-libpgport ecpg
ecpg: $(OBJS)
$(CC) $(CFLAGS) $(LDFLAGS) $^ $(LIBS) $(PTHREAD_LIBS) -o $@$(X)
exec.c: % : $(top_srcdir)/src/port/%
rm -f $@ && $(LN_S) $< .
# pgc is compiled as part of preproc
preproc.o: $(srcdir)/pgc.c
@ -65,7 +66,7 @@ uninstall:
rm -f $(DESTDIR)$(bindir)/ecpg$(X)
clean distclean:
rm -f *.o ecpg$(X)
rm -f *.o ecpg$(X) exec.c
# garbage from partial builds
@rm -f y.tab.c y.tab.h
# garbage from development

View file

@ -1,4 +1,4 @@
/* $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/ecpg.c,v 1.86 2004/05/12 13:38:48 momjian Exp $ */
/* $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/ecpg.c,v 1.87 2004/05/17 14:35:34 momjian Exp $ */
/* New main for ecpg, the PostgreSQL embedded SQL precompiler. */
/* (C) Michael Meskes <meskes@postgresql.org> Feb 5th, 1998 */
@ -120,7 +120,9 @@ main(int argc, char *const argv[])
out_option = 0;
struct _include_path *ip;
const char *progname;
char my_exec_path[MAXPGPATH];
char include_path[MAXPGPATH];
progname = get_progname(argv[0]);
if (argc > 1)
@ -138,6 +140,8 @@ main(int argc, char *const argv[])
}
}
find_my_exec(argv[0], my_exec_path);
while ((c = getopt(argc, argv, "vcio:I:tD:dC:r:h")) != -1)
{
switch (c)
@ -175,12 +179,18 @@ main(int argc, char *const argv[])
case 'C':
if (strncmp(optarg, "INFORMIX", strlen("INFORMIX")) == 0)
{
char pkginclude_path[MAXPGPATH];
char informix_path[MAXPGPATH];
compat = (strcmp(optarg, "INFORMIX") == 0) ? ECPG_COMPAT_INFORMIX : ECPG_COMPAT_INFORMIX_SE;
/* system_includes = true; */
add_preprocessor_define("dec_t=decimal");
add_preprocessor_define("intrvl_t=interval");
add_preprocessor_define("dtime_t=timestamp");
add_include_path(PKGINCLUDEDIR "/informix/esql");
get_pkginclude_path(my_exec_path, pkginclude_path);
snprintf(informix_path, MAXPGPATH, "%s/informix/esql", pkginclude_path);
add_include_path(informix_path);
}
else
{
@ -216,7 +226,8 @@ main(int argc, char *const argv[])
add_include_path(".");
add_include_path("/usr/local/include");
add_include_path(INCLUDEDIR);
get_include_path(my_exec_path, include_path);
add_include_path(include_path);
add_include_path("/usr/include");
if (verbose)

View file

@ -4,7 +4,7 @@
#
# Copyright (c) 1994, Regents of the University of California
#
# $PostgreSQL: pgsql/src/interfaces/libpq/Makefile,v 1.105 2004/05/10 23:09:04 momjian Exp $
# $PostgreSQL: pgsql/src/interfaces/libpq/Makefile,v 1.106 2004/05/17 14:35:34 momjian Exp $
#
#-------------------------------------------------------------------------
@ -19,7 +19,13 @@ SO_MAJOR_VERSION= 3
SO_MINOR_VERSION= 2
override CPPFLAGS := -I$(srcdir) $(CPPFLAGS) $(PTHREAD_CFLAGS) -DFRONTEND -DSYSCONFDIR='"$(sysconfdir)"'
override CFLAGS += $(PTHREAD_CFLAGS)
override CFLAGS += $(PTHREAD_CFLAGS) \
-DPGBINDIR=\"$(bindir)\" \
-DPGDATADIR=\"$(datadir)\" \
-DSYSCONFDIR='"$(sysconfdir)"' \
-DINCLUDEDIR=\"$(includedir)\" \
-DPKGINCLUDEDIR=\"$(pkgincludedir)\" \
-DPKGLIBDIR=\"$(pkglibdir)\"
OBJS= fe-auth.o fe-connect.o fe-exec.o fe-misc.o fe-print.o fe-lobj.o \
fe-protocol2.o fe-protocol3.o pqexpbuffer.o pqsignal.o fe-secure.o \

View file

@ -7,7 +7,7 @@
# with broken/missing library files.
# IDENTIFICATION
# $PostgreSQL: pgsql/src/port/Makefile,v 1.10 2004/04/23 18:15:55 momjian Exp $
# $PostgreSQL: pgsql/src/port/Makefile,v 1.11 2004/05/17 14:35:34 momjian Exp $
#
#-------------------------------------------------------------------------
@ -15,6 +15,13 @@ subdir = src/port
top_builddir = ../..
include $(top_builddir)/src/Makefile.global
override CPPFLAGS += -DPGBINDIR=\"$(bindir)\" \
-DPGDATADIR=\"$(datadir)\" \
-DSYSCONFDIR='"$(sysconfdir)"' \
-DINCLUDEDIR=\"$(includedir)\" \
-DPKGINCLUDEDIR=\"$(pkgincludedir)\" \
-DPKGLIBDIR=\"$(pkglibdir)\"
ifdef LIBOBJS
all: libpgport.a
endif

View file

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/port/exec.c,v 1.5 2004/05/14 17:04:48 momjian Exp $
* $PostgreSQL: pgsql/src/port/exec.c,v 1.6 2004/05/17 14:35:34 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -25,6 +25,13 @@
#include "miscadmin.h"
/* $PATH (or %PATH%) path separator */
#ifdef WIN32
#define PATHSEP ';'
#else
#define PATHSEP ':'
#endif
#ifndef S_IRUSR /* XXX [TRH] should be in a header */
#define S_IRUSR S_IREAD
#define S_IWUSR S_IWRITE
@ -265,6 +272,16 @@ find_my_exec(const char *argv0, char *full_path)
log_debug("could not find a \"%s\" to execute", argv0);
return -1;
#if 0
/*
* Win32 has a native way to find the executable name, but the above
* method works too.
*/
if (GetModuleFileName(NULL,basename,MAXPGPATH) == 0)
ereport(FATAL,
(errmsg("GetModuleFileName failed (%i)",(int)GetLastError())));
#endif
}

View file

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/port/path.c,v 1.7 2004/05/12 13:38:49 momjian Exp $
* $PostgreSQL: pgsql/src/port/path.c,v 1.8 2004/05/17 14:35:34 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -16,6 +16,24 @@
#include "c.h"
#include <ctype.h>
#ifndef WIN32
#define ISSEP(ch) ((ch) == '/')
#else
#define ISSEP(ch) ((ch) == '/' || (ch) == '\\')
#endif
static bool relative_path(const char *path1, const char *path2);
static void trim_directory(char *path);
static void trim_trailing_separator(char *path);
/* Move to last of consecutive separators or to null byte */
#define MOVE_TO_SEP_END(p) \
{ \
while (ISSEP((p)[0]) && (ISSEP((p)[1]) || !(p)[1])) \
(p)++; \
}
/*
* is_absolute_path
*/
@ -40,22 +58,12 @@ is_absolute_path(const char *filename)
char *
first_path_separator(const char *filename)
{
#ifndef WIN32
return strchr(filename, '/');
#else
char *slash,
*bslash;
char *p;
/* How should we handle "C:file.c"? */
slash = strchr(filename, '/');
bslash = strchr(filename, '\\');
if (slash == NULL)
return bslash;
else if (bslash == NULL)
return slash;
else
return (slash < bslash) ? slash : bslash;
#endif
for (p = (char *)filename; *p; p++)
if (ISSEP(*p))
return p;
return NULL;
}
@ -65,22 +73,12 @@ first_path_separator(const char *filename)
char *
last_path_separator(const char *filename)
{
#ifndef WIN32
return strrchr(filename, '/');
#else
char *slash,
*bslash;
char *p, *ret = NULL;
/* How should we handle "C:file.c"? */
slash = strrchr(filename, '/');
bslash = strrchr(filename, '\\');
if (slash == NULL)
return bslash;
else if (bslash == NULL)
return slash;
else
return (slash > bslash) ? slash : bslash;
#endif
for (p = (char *)filename; *p; p++)
if (ISSEP(*p))
ret = p;
return ret;
}
@ -96,17 +94,17 @@ last_path_separator(const char *filename)
void
canonicalize_path(char *path)
{
#ifdef WIN32
char *p;
for (p = path; *p; p++)
{
#ifdef WIN32
if (*p == '\\')
*p = '/';
#endif
}
if (p > path+1 && *--p == '/')
*p = '\0';
#endif
trim_trailing_separator(path);
}
@ -122,3 +120,209 @@ get_progname(const char *argv0)
return last_path_separator(argv0) + 1;
}
/*
* get_share_path
*/
void
get_share_path(const char *my_exec_path, char *ret_path)
{
if (relative_path(PGBINDIR, PGDATADIR))
{
/* Autoconf calls our /share 'datadir' */
StrNCpy(ret_path, my_exec_path, MAXPGPATH);
trim_directory(ret_path); /* trim off binary */
trim_directory(ret_path); /* trim off /bin */
strcat(ret_path, "/share"); /* add /share */
}
else
StrNCpy(ret_path, PGDATADIR, MAXPGPATH);
}
/*
* get_etc_path
*/
void
get_etc_path(const char *my_exec_path, char *ret_path)
{
if (relative_path(PGBINDIR, SYSCONFDIR))
{
StrNCpy(ret_path, my_exec_path, MAXPGPATH);
trim_directory(ret_path);
trim_directory(ret_path);
strcat(ret_path, "/etc");
}
else
StrNCpy(ret_path, SYSCONFDIR, MAXPGPATH);
}
/*
* get_include_path
*/
void
get_include_path(const char *my_exec_path, char *ret_path)
{
if (relative_path(PGBINDIR, INCLUDEDIR))
{
StrNCpy(ret_path, my_exec_path, MAXPGPATH);
trim_directory(ret_path);
trim_directory(ret_path);
strcat(ret_path, "/include");
}
else
StrNCpy(ret_path, INCLUDEDIR, MAXPGPATH);
}
/*
* get_pkginclude_path
*/
void
get_pkginclude_path(const char *my_exec_path, char *ret_path)
{
if (relative_path(PGBINDIR, PKGINCLUDEDIR))
{
StrNCpy(ret_path, my_exec_path, MAXPGPATH);
trim_directory(ret_path);
trim_directory(ret_path);
strcat(ret_path, "/include");
}
else
StrNCpy(ret_path, PKGINCLUDEDIR, MAXPGPATH);
}
/*
* get_pkglib_path
*
* Return library path, either relative to /bin or hardcoded
*/
void
get_pkglib_path(const char *my_exec_path, char *ret_path)
{
if (relative_path(PGBINDIR, PKGLIBDIR))
{
StrNCpy(ret_path, my_exec_path, MAXPGPATH);
trim_directory(ret_path);
trim_directory(ret_path);
strcat(ret_path, "/lib");
}
else
StrNCpy(ret_path, PKGLIBDIR, MAXPGPATH);
}
/*
* relative_path
*
* Do the supplied paths differ only in their last component?
*/
static bool
relative_path(const char *path1, const char *path2)
{
#ifdef WIN32
/* Driver letters match? */
if (isalpha(*path1) && path1[1] == ':' &&
(!isalpha(*path2) || !path2[1] == ':'))
return false;
if ((!isalpha(*path1) || !path1[1] == ':') &&
(isalpha(*path2) && path2[1] == ':')
return false;
if (isalpha(*path1) && path1[1] == ':' &&
isalpha(*path2) && path2[1] == ':')
{
if (toupper(*path1) != toupper(*path2))
return false;
path1 += 2;
path2 += 2;
}
#endif
while (1)
{
/* Move past adjacent slashes like //, and trailing ones */
MOVE_TO_SEP_END(path1);
MOVE_TO_SEP_END(path2);
/* One of the paths is done? */
if (!*path1 || !*path2)
break;
/* Win32 filesystem is case insensitive */
#ifndef WIN32
if (*path1 != *path2)
#else
if (toupper((unsigned char) *path1) != toupper((unsigned char)*path2))
#endif
break;
path1++;
path2++;
}
/* both done, identical? */
if (!*path1 && !*path2)
return false;
/* advance past directory name */
while (!ISSEP(*path1) && *path1)
path1++;
while (!ISSEP(*path2) && *path2)
path2++;
MOVE_TO_SEP_END(path1);
MOVE_TO_SEP_END(path2);
/* Are both strings done? */
if (!*path1 && !*path2)
return true;
else
return false;
}
/*
* trim_directory
*
* Trim trailing directory from path
*/
static void
trim_directory(char *path)
{
char *p;
if (path[0] == '\0')
return;
for (p = path + strlen(path) - 1; ISSEP(*p) && p > path; p--)
;
for (; !ISSEP(*p) && p > path; p--)
;
*p = '\0';
return;
}
/*
* trim_trailing_separator
*/
static void
trim_trailing_separator(char *path)
{
char *p = path + strlen(path);
/* trim off trailing slashes */
if (p > path)
for (p--; p >= path && ISSEP(*p); p--)
*p = '\0';
}

View file

@ -4,7 +4,7 @@
# Makefile for the timezone library
# IDENTIFICATION
# $PostgreSQL: pgsql/src/timezone/Makefile,v 1.7 2004/04/30 20:23:28 momjian Exp $
# $PostgreSQL: pgsql/src/timezone/Makefile,v 1.8 2004/05/17 14:35:34 momjian Exp $
#
#-------------------------------------------------------------------------
@ -12,8 +12,6 @@ subdir = src/timezone
top_builddir = ../..
include $(top_builddir)/src/Makefile.global
override CPPFLAGS += -DPGDATADIR=\"$(datadir)\"
OBJS= asctime.o difftime.o localtime.o pgtz.o
ZICOBJS= zic.o ialloc.o scheck.o localtime.o asctime.o pgtz.o

View file

@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/timezone/pgtz.c,v 1.7 2004/05/02 03:12:12 momjian Exp $
* $PostgreSQL: pgsql/src/timezone/pgtz.c,v 1.8 2004/05/17 14:35:34 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -25,22 +25,7 @@ pg_TZDIR(void)
if (done_tzdir)
return tzdir;
#ifndef WIN32
StrNCpy(tzdir, PGDATADIR, MAXPGPATH);
#else
if (GetModuleFileName(NULL, tzdir, MAXPGPATH) == 0)
return NULL;
#endif
canonicalize_path(tzdir);
#ifdef WIN32
/* trim off binary name, then go up a directory */
if ((p = last_path_separator(tzdir)) == NULL)
return NULL;
else
*p = '\0';
strcat(tzdir, "/../share");
#endif
get_share_dir(my_exec_path, tzdir);
strcat(tzdir, "/timezone");
done_tzdir = 1;