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Commit7793c6e

Browse files
author
Michael Meskes
committed
Cleaned up ecpglib and renamed functions that do not need to be exported.
Created export list for ecpglib.
1 parentc4a6c2f commit7793c6e

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51 files changed

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‎src/interfaces/ecpg/ChangeLog

Lines changed: 3 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -2256,5 +2256,8 @@ Tue, 02 Oct 2007 11:32:25 +0200
22562256
Wed, 03 Oct 2007 10:48:39 +0200
22572257

22582258
- Hopefully fixed some stuff that causes Windows builds to fail.
2259+
- Cleaned up ecpglib and renamed functions that do not need to be
2260+
exported.
2261+
- Created export list for ecpglib.
22592262
- Set ecpg library version to 6.0.
22602263
- Set ecpg version to 4.4.

‎src/interfaces/ecpg/compatlib/informix.c

Lines changed: 32 additions & 11 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
1-
/* $PostgreSQL: pgsql/src/interfaces/ecpg/compatlib/informix.c,v 1.49 2007/08/14 10:01:52 meskes Exp $ */
1+
/* $PostgreSQL: pgsql/src/interfaces/ecpg/compatlib/informix.c,v 1.50 2007/10/03 11:11:11 meskes Exp $ */
22

33
#include<stdlib.h>
44
#include<string.h>
@@ -7,14 +7,15 @@
77
#include<ctype.h>
88
#include<limits.h>
99

10+
#definePOSTGRES_ECPG_INTERNAL
1011
#include<ecpgtype.h>
1112
#include<ecpg_informix.h>
1213
#include<pgtypes_error.h>
1314
#include<pgtypes_date.h>
1415
#include<pgtypes_numeric.h>
1516
#include<sqltypes.h>
16-
17-
char*ECPGalloc(long,int);
17+
#include<sqlca.h>
18+
#include<ecpgerrno.h>
1819

1920
staticint
2021
deccall2(decimal*arg1,decimal*arg2,int (*ptr) (numeric*,numeric*))
@@ -667,7 +668,7 @@ static struct
667668
* initialize the struct, which holds the different forms
668669
* of the long value
669670
*/
670-
staticvoid
671+
staticint
671672
initValue(longlng_val)
672673
{
673674
inti,
@@ -701,7 +702,8 @@ initValue(long lng_val)
701702
value.remaining=value.digits;
702703

703704
/* convert the long to string */
704-
value.val_string= (char*)malloc(value.digits+1);
705+
if ((value.val_string= (char*)malloc(value.digits+1))==NULL)
706+
return-1;
705707
dig=value.val;
706708
for (i=value.digits,j=0;i>0;i--,j++)
707709
{
@@ -710,6 +712,7 @@ initValue(long lng_val)
710712
l /=10;
711713
}
712714
value.val_string[value.digits]='\0';
715+
return0;
713716
}
714717

715718
/* return the position oft the right-most dot in some string */
@@ -755,7 +758,11 @@ rfmtlong(long lng_val, char *fmt, char *outbuf)
755758
temp= (char*)malloc(fmt_len+1);
756759

757760
/* put all info about the long in a struct */
758-
initValue(lng_val);
761+
if (!temp||initValue(lng_val)==-1)
762+
{
763+
errno=ENOMEM;
764+
return-1;
765+
}
759766

760767
/* '<' is the only format, where we have to align left */
761768
if (strchr(fmt, (int)'<'))
@@ -991,11 +998,25 @@ ECPG_informix_set_var(int number, void *pointer, int lineno)
991998
}
992999

9931000
/* a new one has to be added */
994-
ptr= (structvar_list*)ECPGalloc(sizeof(structvar_list),lineno);
995-
ptr->number=number;
996-
ptr->pointer=pointer;
997-
ptr->next=ivlist;
998-
ivlist=ptr;
1001+
ptr= (structvar_list*)calloc(1L,sizeof(structvar_list));
1002+
if (!ptr)
1003+
{
1004+
structsqlca_t*sqlca=ECPGget_sqlca();
1005+
1006+
sqlca->sqlcode=ECPG_OUT_OF_MEMORY;
1007+
strncpy(sqlca->sqlstate,"YE001",sizeof("YE001"));
1008+
snprintf(sqlca->sqlerrm.sqlerrmc,sizeof(sqlca->sqlerrm.sqlerrmc),"Out of memory in line %d.",lineno);
1009+
sqlca->sqlerrm.sqlerrml=strlen(sqlca->sqlerrm.sqlerrmc);
1010+
/* free all memory we have allocated for the user */
1011+
ECPGfree_auto_mem();
1012+
}
1013+
else
1014+
{
1015+
ptr->number=number;
1016+
ptr->pointer=pointer;
1017+
ptr->next=ivlist;
1018+
ivlist=ptr;
1019+
}
9991020
}
10001021

10011022
void*

‎src/interfaces/ecpg/ecpglib/Makefile

Lines changed: 49 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -4,7 +4,7 @@
44
#
55
# Copyright (c) 1994, Regents of the University of California
66
#
7-
# $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/Makefile,v 1.48 2007/09/27 19:53:44 tgl Exp $
7+
# $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/Makefile,v 1.49 2007/10/03 11:11:12 meskes Exp $
88
#
99
#-------------------------------------------------------------------------
1010

@@ -31,6 +31,7 @@ OBJS= execute.o typename.o descriptor.o data.o error.o prepare.o memory.o \
3131
# thread.c is needed only for non-WIN32 implementation of path.c
3232
ifneq ($(PORTNAME), win32)
3333
OBJS += thread.o
34+
DLL_DEFFILE=libecpgdll.def
3435
endif
3536

3637
SHLIB_LINK = -L../pgtypeslib -lpgtypes$(libpq) -lm$(PTHREAD_LIBS)
@@ -58,6 +59,52 @@ path.o: path.c $(top_builddir)/src/port/pg_config_paths.h
5859
$(top_builddir)/src/port/pg_config_paths.h:
5960
$(MAKE) -C$(top_builddir)/src/port pg_config_paths.h
6061

62+
# We need several not-quite-identical variants of .DEF files to build libecpg
63+
# DLLs for Windows. These are made from the single source file exports.txt.
64+
# Since we can't assume that Windows boxes will have sed, the .DEF files are
65+
# always built and included in distribution tarballs.
66+
67+
.PHONY: def-files
68+
def-files:$(srcdir)/libecpgdll.def$(srcdir)/blibecpgdll.def
69+
70+
$(srcdir)/libecpgdll.def: exports.txt
71+
echo'; DEF file for MS VC++'>$@
72+
echo'LIBRARY LIBECPG'>>$@
73+
echo'EXPORTS'>>$@
74+
sed -e'/^#/d' -e's/^\(.* \)\([0-9][0-9]*\)/ \1@ \2/'<$<>>$@
75+
76+
$(srcdir)/blibecpgdll.def: exports.txt
77+
echo'; DEF file for Borland C++ Builder'>$@
78+
echo'LIBRARY BLIBECPG'>>$@
79+
echo'EXPORTS'>>$@
80+
sed -e'/^#/d' -e's/^\(.* \)\([0-9][0-9]*\)/ _\1@ \2/'<$<>>$@
81+
echo''>>$@
82+
echo'; Aliases for MS compatible names'>>$@
83+
sed -e'/^#/d' -e's/^\(.* \)\([0-9][0-9]*\)/ \1= _\1/'<$<| sed's/ *$$//'>>$@
84+
85+
# Where possible, restrict the symbols exported by the library to just the
86+
# official list, so as to avoid unintentional ABI changes.
87+
88+
ifeq ($(PORTNAME), darwin)
89+
$(shlib): exports.list
90+
91+
exports.list: exports.txt
92+
$(AWK)'/^[^#]/ {printf "_%s\n",$$1}'$<>$@
93+
94+
exported_symbols_list = -exported_symbols_list exports.list
95+
endif
96+
97+
ifeq ($(PORTNAME), linux)
98+
$(shlib): exports.list
99+
100+
exports.list: exports.txt
101+
echo'{ global:'>$@
102+
$(AWK)'/^[^#]/ {printf "%s;\n",$$1}'$<>>$@
103+
echo' local: *; };'>>$@
104+
105+
exported_symbols_list = -Wl,--version-script=exports.list
106+
endif
107+
61108
install: all installdirs install-lib
62109

63110
installdirs:
@@ -66,4 +113,4 @@ installdirs:
66113
uninstall: uninstall-lib
67114

68115
cleandistcleanmaintainer-clean: clean-lib
69-
rm -f$(OBJS) path.c snprintf.c strlcpy.c thread.c
116+
rm -f$(OBJS) path.c snprintf.c strlcpy.c thread.c exports.list

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