Add patch from Sami Liedes <sliedes@cc.hut.fi> making GDB use more flexible:
--gdb-path=/path/to/gdb allows running some alternate GDB
--input-fd=<n> allows reading input from some fd other than stdin
I even updated the docs :-)
git-svn-id: svn://svn.valgrind.org/valgrind/trunk@1754 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/vg_main.c b/coregrind/vg_main.c
index b89a411..34ee4fe 100644
--- a/coregrind/vg_main.c
+++ b/coregrind/vg_main.c
@@ -512,6 +512,7 @@
/* Define, and set defaults. */
Bool VG_(clo_error_limit) = True;
Bool VG_(clo_GDB_attach) = False;
+Char* VG_(clo_GDB_path) = GDB_PATH;
Bool VG_(clo_gen_suppressions) = False;
Int VG_(sanity_level) = 1;
Int VG_(clo_verbosity) = 1;
@@ -523,6 +524,7 @@
Int VG_(clo_logfile_fd) = 2;
Char* VG_(clo_logfile_name) = NULL;
+Int VG_(clo_input_fd) = 0; /* stdin */
Int VG_(clo_n_suppressions) = 0;
Char* VG_(clo_suppressions)[VG_CLO_MAX_SFILES];
Bool VG_(clo_profile) = False;
@@ -610,6 +612,7 @@
" -q --quiet run silently; only print error msgs\n"
" -v --verbose be more verbose, incl counts of errors\n"
" --gdb-attach=no|yes start GDB when errors detected? [no]\n"
+" --gdb-path=/path/to/gdb path to the GDB to use [/usr/bin/gdb]\n"
" --gen-suppressions=no|yes print suppressions for errors detected [no]\n"
" --demangle=no|yes automatically demangle C++ names? [yes]\n"
" --num-callers=<number> show <num> callers in stack traces [4]\n"
@@ -618,6 +621,7 @@
" --run-libc-freeres=no|yes Free up glibc memory at exit? [yes]\n"
" --logfile-fd=<number> file descriptor for messages [2=stderr]\n"
" --logfile=<file> log messages to <file>.pid<pid>\n"
+" --input-fd=<number> file descriptor for (gdb) input [0=stdin]\n"
" --logsocket=ipaddr:port log messages to socket ipaddr:port\n"
" --suppressions=<filename> suppress errors described in\n"
" suppressions file <filename>\n"
@@ -920,6 +924,9 @@
else if (VG_CLO_STREQ(argv[i], "--gdb-attach=no"))
VG_(clo_GDB_attach) = False;
+ else if (VG_CLO_STREQN(11,argv[i], "--gdb-path="))
+ VG_(clo_GDB_path) = &argv[i][11];
+
else if (VG_CLO_STREQ(argv[i], "--gen-suppressions=yes"))
VG_(clo_gen_suppressions) = True;
else if (VG_CLO_STREQ(argv[i], "--gen-suppressions=no"))
@@ -959,6 +966,9 @@
VG_(clo_logfile_name) = &argv[i][12];
}
+ else if (VG_CLO_STREQN(11, argv[i], "--input-fd="))
+ VG_(clo_input_fd) = (Int)VG_(atoll)(&argv[i][11]);
+
else if (VG_CLO_STREQN(15, argv[i], "--suppressions=")) {
if (VG_(clo_n_suppressions) >= VG_CLO_MAX_SFILES) {
VG_(message)(Vg_UserMsg, "Too many suppression files specified.");
@@ -1764,11 +1774,8 @@
Int res;
UChar buf[100];
-#define TO_STRING(x) TO_STRING2(x)
-#define TO_STRING2(x) #x
-
VG_(sprintf)(buf, "%s -nw /proc/%d/exe %d",
- TO_STRING(GDB_PATH), VG_(getpid)(), VG_(getpid)());
+ VG_(clo_GDB_path), VG_(getpid)(), VG_(getpid)());
VG_(message)(Vg_UserMsg, "starting GDB with cmd: %s", buf);
res = VG_(system)(buf);
if (res == 0) {
@@ -1779,8 +1786,6 @@
VG_(message)(Vg_UserMsg, "Apparently failed!");
VG_(message)(Vg_UserMsg, "");
}
-#undef TO_STRING
-#undef TO_STRING2
}