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More thorough initialization of a buffer when writing the rollback journal

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header, in order to prevent a harmless valgrind warning.
CVSTrac ticket #4039

FossilOrigin-Name: 5e2f5496834bffb79236f803cdfedb18fbd533b7
This commit is contained in:
drh
2009-08-31 16:09:58 +00:00
parent 5d00d0a8dc
commit 5ec5319165
3 changed files with 11 additions and 12 deletions
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18
manifest
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@@ -1,8 +1,8 @@
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C Add\sa\snew\ssource\scode\slogo\sgif. C More\sthorough\sinitialization\sof\sa\sbuffer\swhen\swriting\sthe\srollback\sjournal\nheader,\sin\sorder\sto\sprevent\sa\sharmless\svalgrind\swarning.\nCVSTrac\sticket\s#4039
D 2009-08-28T00:49:03 D 2009-08-31T16:09:59
F Makefile.arm-wince-mingw32ce-gcc fcd5e9cd67fe88836360bb4f9ef4cb7f8e2fb5a0 F Makefile.arm-wince-mingw32ce-gcc fcd5e9cd67fe88836360bb4f9ef4cb7f8e2fb5a0
F Makefile.in 73ddeec9dd10b85876c5c2ce1fdce627e1dcc7f8 F Makefile.in 73ddeec9dd10b85876c5c2ce1fdce627e1dcc7f8
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@@ -150,7 +150,7 @@ F src/os_common.h 8c61457df58f1a4bd5f5adc3e90e01b37bf7afbc
F src/os_os2.c bed77dc26e3a95ce4a204936b9a1ca6fe612fcc5 F src/os_os2.c bed77dc26e3a95ce4a204936b9a1ca6fe612fcc5
F src/os_unix.c f14ff07aec3c3c0796e1a743d1bdafddc15d1af1 F src/os_unix.c f14ff07aec3c3c0796e1a743d1bdafddc15d1af1
F src/os_win.c 58bb163f327e79726dd119344d908e4d98483c3f F src/os_win.c 58bb163f327e79726dd119344d908e4d98483c3f
F src/pager.c a47be286477ed6c7b9a342dd53d4e4043f29d8c2 F src/pager.c ebd0a8f2421e8f0ad5b78201440004bf3e1c96d8
F src/pager.h 11852d044c86cf5a9d6e34171fb0c4fcf1f6265f F src/pager.h 11852d044c86cf5a9d6e34171fb0c4fcf1f6265f
F src/parse.y 6c42631e72a3d14cde2bee85e79409066066d3df F src/parse.y 6c42631e72a3d14cde2bee85e79409066066d3df
F src/pcache.c c92ffd4f3e1279b3766854c6d18b5bf4aac0d1fa F src/pcache.c c92ffd4f3e1279b3766854c6d18b5bf4aac0d1fa
@@ -751,14 +751,14 @@ F tool/speedtest2.tcl ee2149167303ba8e95af97873c575c3e0fab58ff
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F tool/speedtest8inst1.c 293327bc76823f473684d589a8160bde1f52c14e F tool/speedtest8inst1.c 293327bc76823f473684d589a8160bde1f52c14e
F tool/vdbe-compress.tcl 672f81d693a03f80f5ae60bfefacd8a349e76746 F tool/vdbe-compress.tcl 672f81d693a03f80f5ae60bfefacd8a349e76746
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manifest.uuid
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@@ -1 +1 @@
6abcba1021b237452f542f1fbb69eb75d9f50f53 5e2f5496834bffb79236f803cdfedb18fbd533b7

3
src/pager.c
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@@ -785,8 +785,7 @@ static int writeJournalHdr(Pager *pPager){
memcpy(zHeader, aJournalMagic, sizeof(aJournalMagic)); memcpy(zHeader, aJournalMagic, sizeof(aJournalMagic));
put32bits(&zHeader[sizeof(aJournalMagic)], 0xffffffff); put32bits(&zHeader[sizeof(aJournalMagic)], 0xffffffff);
}else{ }else{
zHeader[0] = '\0'; memset(zHeader, 0, sizeof(aJournalMagic)+4);
put32bits(&zHeader[sizeof(aJournalMagic)], 0);
} }
/* The random check-hash initialiser */ /* The random check-hash initialiser */