Add valgrind-3.8.1-stpncpy.patch (KDE#309427)
This commit is contained in:
Mark Wielaard
parent
d398a84bcc
commit
68a09e26b7
205
valgrind-3.8.1-stpncpy.patch
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205
valgrind-3.8.1-stpncpy.patch
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@ -0,0 +1,205 @@
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--- valgrind/memcheck/mc_replace_strmem.c
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+++ valgrind/memcheck/mc_replace_strmem.c
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@@ -101,6 +101,7 @@
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20390 WCSCPY
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20400 WCSCHR
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20410 WCSRCHR
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+ 20420 STPNCPY
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*/
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@@ -983,6 +984,34 @@ static inline void my_exit ( int x )
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#endif
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+/*---------------------- stpncpy ----------------------*/
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+
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+#define STPNCPY(soname, fnname) \
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+ char* VG_REPLACE_FUNCTION_EZU(20420,soname,fnname) \
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+ ( char* dst, const char* src, SizeT n ); \
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+ char* VG_REPLACE_FUNCTION_EZU(20420,soname,fnname) \
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+ ( char* dst, const char* src, SizeT n ) \
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+ { \
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+ const Char* src_orig = src; \
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+ Char* dst_str = dst; \
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+ SizeT m = 0; \
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+ \
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+ while (m < n && *src) { m++; *dst++ = *src++; } \
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+ /* Check for overlap after copying; all n bytes of dst are relevant, */ \
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+ /* but only m+1 bytes of src if terminator was found */ \
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+ if (is_overlap(dst_str, src_orig, n, (m < n) ? m+1 : n)) \
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+ RECORD_OVERLAP_ERROR("stpncpy", dst, src, n); \
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+ dst_str = dst; \
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+ while (m++ < n) *dst++ = 0; /* must pad remainder with nulls */ \
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+ \
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+ return dst_str; \
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+ }
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+
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+#if defined(VGO_linux)
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+ STPNCPY(VG_Z_LIBC_SONAME, stpncpy)
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+#endif
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+
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+
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/*---------------------- memset ----------------------*/
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/* Why are we bothering to intercept this? It seems entirely
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--- valgrind/memcheck/tests/Makefile.am
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+++ valgrind/memcheck/tests/Makefile.am
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@@ -190,6 +190,7 @@ EXTRA_DIST = \
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signal2.stderr.exp signal2.stdout.exp signal2.vgtest \
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sigprocmask.stderr.exp sigprocmask.stderr.exp2 sigprocmask.vgtest \
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static_malloc.stderr.exp static_malloc.vgtest \
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+ stpncpy.vgtest stpncpy.stderr.exp \
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strchr.stderr.exp strchr.stderr.exp2 strchr.stderr.exp-darwin \
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strchr.stderr.exp3 strchr.vgtest \
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str_tester.stderr.exp str_tester.vgtest \
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@@ -286,6 +287,7 @@ check_PROGRAMS = \
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sbfragment \
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sh-mem sh-mem-random \
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sigaltstack signal2 sigprocmask static_malloc sigkill \
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+ stpncpy \
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strchr \
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str_tester \
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supp_unknown supp1 supp2 suppfree \
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--- /dev/null
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+++ valgrind/memcheck/tests/stpncpy.c
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@@ -0,0 +1,37 @@
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+#include <stdio.h>
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+#include <stdlib.h>
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+#include <string.h>
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+
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+int main(int argc, char **argv)
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+{
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+ char a[] = "The spazzy orange tiger jumped over the tawny jaguar.";
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+ char *b, *c;
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+ char *d, *e;
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+
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+ size_t l = strlen (a);
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+ fprintf (stderr, "strlen: %zd\n", l); // strlen: 53
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+
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+ b = (char *) malloc((l + 3)); // Extra space for some zeros.
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+ b[l] = 'X';
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+ b[l + 1] = 'X';
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+ b[l + 2] = 'X';
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+ c = stpncpy (b, a, l + 3);
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+
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+ fprintf (stderr, "equal: %d\n", strcmp (a, b)); // equal: 0
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+ fprintf (stderr, "retlen: %zd\n", c - b); // retlen: 53
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+ fprintf (stderr, "last: '%c'\n", *(c - 1)); // last: '.'
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+ fprintf (stderr, "zero0: %d\n", *c); // zero0: 0
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+ fprintf (stderr, "zero1: %d\n", *(c + 1)); // zero1: 0
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+ fprintf (stderr, "zero2: %d\n", *(c + 2)); // zero2: 0
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+
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+ d = (char *) malloc (l - 1); // No room for zero termination or dot.
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+ e = stpncpy (d, b, l - 1);
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+
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+ fprintf (stderr, "equal: %d\n", strncmp (b, d, l - 1)); // equal: 0
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+ fprintf (stderr, "retlen: %zd\n", e - d); // retlen: 52
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+ fprintf (stderr, "last: '%c'\n", *(e - 1)); // last: 'r'
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+
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+ free (b);
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+ free (d);
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+ return 0;
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+}
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--- /dev/null
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+++ valgrind/memcheck/tests/stpncpy.stderr.exp
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@@ -0,0 +1,10 @@
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+strlen: 53
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+equal: 0
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+retlen: 53
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+last: '.'
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+zero0: 0
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+zero1: 0
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+zero2: 0
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+equal: 0
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+retlen: 52
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+last: 'r'
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--- /dev/null
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+++ valgrind/memcheck/tests/stpncpy.vgtest
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@@ -0,0 +1,2 @@
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+prog: stpncpy
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+vgopts: -q
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--- valgrind/memcheck/tests/Makefile.in.orig 2012-11-04 21:02:22.477642451 +0100
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+++ valgrind/memcheck/tests/Makefile.in 2012-11-04 21:04:10.077182544 +0100
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@@ -108,16 +108,17 @@
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realloc3$(EXEEXT) sbfragment$(EXEEXT) sh-mem$(EXEEXT) \
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sh-mem-random$(EXEEXT) sigaltstack$(EXEEXT) signal2$(EXEEXT) \
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sigprocmask$(EXEEXT) static_malloc$(EXEEXT) sigkill$(EXEEXT) \
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- strchr$(EXEEXT) str_tester$(EXEEXT) supp_unknown$(EXEEXT) \
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- supp1$(EXEEXT) supp2$(EXEEXT) suppfree$(EXEEXT) \
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- test-plo$(EXEEXT) trivialleak$(EXEEXT) unit_libcbase$(EXEEXT) \
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- unit_oset$(EXEEXT) varinfo1$(EXEEXT) varinfo2$(EXEEXT) \
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- varinfo3$(EXEEXT) varinfo4$(EXEEXT) varinfo5$(EXEEXT) \
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- varinfo5so.so$(EXEEXT) varinfo6$(EXEEXT) vcpu_fbench$(EXEEXT) \
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- vcpu_fnfns$(EXEEXT) wcs$(EXEEXT) xml1$(EXEEXT) wrap1$(EXEEXT) \
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- wrap2$(EXEEXT) wrap3$(EXEEXT) wrap4$(EXEEXT) wrap5$(EXEEXT) \
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- wrap6$(EXEEXT) wrap7$(EXEEXT) wrap7so.so$(EXEEXT) \
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- wrap8$(EXEEXT) writev1$(EXEEXT) $(am__EXEEXT_1)
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+ stpncpy$(EXEEXT) strchr$(EXEEXT) str_tester$(EXEEXT) \
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+ supp_unknown$(EXEEXT) supp1$(EXEEXT) supp2$(EXEEXT) \
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+ suppfree$(EXEEXT) test-plo$(EXEEXT) trivialleak$(EXEEXT) \
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+ unit_libcbase$(EXEEXT) unit_oset$(EXEEXT) varinfo1$(EXEEXT) \
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+ varinfo2$(EXEEXT) varinfo3$(EXEEXT) varinfo4$(EXEEXT) \
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+ varinfo5$(EXEEXT) varinfo5so.so$(EXEEXT) varinfo6$(EXEEXT) \
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+ vcpu_fbench$(EXEEXT) vcpu_fnfns$(EXEEXT) wcs$(EXEEXT) \
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+ xml1$(EXEEXT) wrap1$(EXEEXT) wrap2$(EXEEXT) wrap3$(EXEEXT) \
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+ wrap4$(EXEEXT) wrap5$(EXEEXT) wrap6$(EXEEXT) wrap7$(EXEEXT) \
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+ wrap7so.so$(EXEEXT) wrap8$(EXEEXT) writev1$(EXEEXT) \
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+ $(am__EXEEXT_1)
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@DWARF4_TRUE@am__append_12 = dw4
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subdir = memcheck/tests
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ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
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@@ -454,6 +455,9 @@
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static_malloc_SOURCES = static_malloc.c
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static_malloc_OBJECTS = static_malloc.$(OBJEXT)
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static_malloc_LDADD = $(LDADD)
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+stpncpy_SOURCES = stpncpy.c
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+stpncpy_OBJECTS = stpncpy.$(OBJEXT)
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+stpncpy_LDADD = $(LDADD)
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str_tester_SOURCES = str_tester.c
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str_tester_OBJECTS = str_tester-str_tester.$(OBJEXT)
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str_tester_LDADD = $(LDADD)
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@@ -608,7 +612,7 @@
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pdb-realloc2.c pipe.c pointer-trace.c post-syscall.c \
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realloc1.c realloc2.c realloc3.c sbfragment.c sh-mem.c \
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sh-mem-random.c sigaltstack.c sigkill.c signal2.c \
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- sigprocmask.c static_malloc.c str_tester.c strchr.c \
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+ sigprocmask.c static_malloc.c stpncpy.c str_tester.c strchr.c \
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$(supp1_SOURCES) $(supp2_SOURCES) $(supp_unknown_SOURCES) \
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suppfree.c test-plo.c trivialleak.c unit_libcbase.c \
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unit_oset.c varinfo1.c varinfo2.c varinfo3.c varinfo4.c \
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@@ -639,7 +643,7 @@
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pdb-realloc2.c pipe.c pointer-trace.c post-syscall.c \
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realloc1.c realloc2.c realloc3.c sbfragment.c sh-mem.c \
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sh-mem-random.c sigaltstack.c sigkill.c signal2.c \
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- sigprocmask.c static_malloc.c str_tester.c strchr.c \
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+ sigprocmask.c static_malloc.c stpncpy.c str_tester.c strchr.c \
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$(supp1_SOURCES) $(supp2_SOURCES) $(supp_unknown_SOURCES) \
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suppfree.c test-plo.c trivialleak.c unit_libcbase.c \
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unit_oset.c varinfo1.c varinfo2.c varinfo3.c varinfo4.c \
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@@ -1117,6 +1121,7 @@
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signal2.stderr.exp signal2.stdout.exp signal2.vgtest \
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sigprocmask.stderr.exp sigprocmask.stderr.exp2 sigprocmask.vgtest \
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static_malloc.stderr.exp static_malloc.vgtest \
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+ stpncpy.vgtest stpncpy.stderr.exp \
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strchr.stderr.exp strchr.stderr.exp2 strchr.stderr.exp-darwin \
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strchr.stderr.exp3 strchr.vgtest \
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str_tester.stderr.exp str_tester.vgtest \
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@@ -1576,6 +1581,9 @@
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static_malloc$(EXEEXT): $(static_malloc_OBJECTS) $(static_malloc_DEPENDENCIES)
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@rm -f static_malloc$(EXEEXT)
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$(LINK) $(static_malloc_OBJECTS) $(static_malloc_LDADD) $(LIBS)
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+stpncpy$(EXEEXT): $(stpncpy_OBJECTS) $(stpncpy_DEPENDENCIES)
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+ @rm -f stpncpy$(EXEEXT)
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+ $(LINK) $(stpncpy_OBJECTS) $(stpncpy_LDADD) $(LIBS)
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str_tester$(EXEEXT): $(str_tester_OBJECTS) $(str_tester_DEPENDENCIES)
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@rm -f str_tester$(EXEEXT)
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$(str_tester_LINK) $(str_tester_OBJECTS) $(str_tester_LDADD) $(LIBS)
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@@ -1774,6 +1782,7 @@
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@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/signal2.Po@am__quote@
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@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/sigprocmask.Po@am__quote@
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@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/static_malloc.Po@am__quote@
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+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/stpncpy.Po@am__quote@
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@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/str_tester-str_tester.Po@am__quote@
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@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/strchr.Po@am__quote@
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@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/supp.Po@am__quote@
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@ -124,6 +124,9 @@ Patch28: valgrind-3.8.1-s390_tsearch_supp.patch
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# KDE#307106 - unhandled instruction bytes: f0 0f c0 02 (lock xadd)
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Patch29: valgrind-3.8.1-xaddb.patch
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# KDE#309427 - SSE optimized stpncpy trigger uninitialised value
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Patch30: valgrind-3.8.1-stpncpy.patch
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Obsoletes: valgrind-callgrind
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%ifarch x86_64 ppc64
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# Ensure glibc{,-devel} is installed for both multilib arches
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@ -254,6 +257,7 @@ touch ./none/tests/amd64/bmi.stderr.exp
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%endif
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%patch29 -p1
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%patch30 -p1
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# To suppress eventual automake warnings/errors
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rm -f gdbserver_tests/filter_gdb.orig
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@ -403,6 +407,9 @@ echo ===============END TESTING===============
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%endif
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%changelog
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* Sun Nov 4 2012 Mark Wielaard <mjw@redhat.com>
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- Add valgrind-3.8.1-stpncpy.patch (KDE#309427)
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* Tue Oct 16 2012 Mark Wielaard <mjw@redhat.com> 3.8.1-4
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- Add valgrind-3.8.1-xaddb.patch (#866793, KDE#307106)
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