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authorDoug Evans <xdje42@gmail.com>2014-06-06 15:57:03 -0700
committerDoug Evans <dje@google.com>2014-06-06 15:57:03 -0700
commitd2929fdcf05bb14dc2484ee6918dbf67c5b46d75 (patch)
tree031eb52397389646d26efdefa250bc0aa1157334 /gdb/guile/scm-value.c
parent6da01dbef2535e333e2b26547d61e4684b8e4da7 (diff)
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Add support for guile 2.0.5.
* guile/guile-internal.h (gdbscm_guile_major_version): Declare. (gdbscm_guile_minor_version, gdbscm_guile_micro_version): Declare. (gdbscm_guile_version_is_at_least): Declare. (gdbscm_scm_string_to_int): Declare. * guile/guile.c (gdbscm_guile_major_version): New global. (gdbscm_guile_minor_version, gdbscm_guile_micro_version): New globals. (guile_datadir): New static global. (gdbscm_guile_data_directory): New function. (initialize_scheme_side): Update. (misc_guile_functions): Add guile-data-directory. (initialize_gdb_module): Fetch guile version number. * guile/lib/gdb.scm: Remove call to add-to-load-path. * guile/lib/gdb/init.scm (%initialize!): Ditto. * guile/lib/gdb/boot.scm: Use guile-data-directory. * guile/scm-exception.c (gdbscm_print_exception_with_stack): Fix comments. * guile/scm-string.c (gdbscm_scm_string_to_int): New function. * guile/scm-utils.c (gdbscm_guile_version_is_at_least): New function. * guile/scm-value.c (gdbscm_value_to_string): Only call scm_port_conversion_strategy if Guile version >= 2.0.6. doc/ * guile.texi (Guile Configuration): Document guile-data-directory.
Diffstat (limited to 'gdb/guile/scm-value.c')
-rw-r--r--gdb/guile/scm-value.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/gdb/guile/scm-value.c b/gdb/guile/scm-value.c
index 0ae8103..211ef66 100644
--- a/gdb/guile/scm-value.c
+++ b/gdb/guile/scm-value.c
@@ -1016,9 +1016,11 @@ gdbscm_value_to_real (SCM self)
the target's charset.
ERRORS is one of #f, 'error or 'substitute.
- An error setting of #f means use the default, which is
- Guile's %default-port-conversion-strategy. If the default is not one
- of 'error or 'substitute, 'substitute is used.
+ An error setting of #f means use the default, which is Guile's
+ %default-port-conversion-strategy when using Guile >= 2.0.6, or 'error if
+ using an earlier version of Guile. Earlier versions do not properly
+ support obtaining the default port conversion strategy.
+ If the default is not one of 'error or 'substitute, 'substitute is used.
An error setting of "error" causes an exception to be thrown if there's
a decoding error. An error setting of "substitute" causes invalid
characters to be replaced with "?".
@@ -1069,7 +1071,14 @@ gdbscm_value_to_string (SCM self, SCM rest)
gdbscm_throw (excp);
}
if (errors == SCM_BOOL_F)
- errors = scm_port_conversion_strategy (SCM_BOOL_F);
+ {
+ /* N.B. scm_port_conversion_strategy in Guile versions prior to 2.0.6
+ will throw a Scheme error when passed #f. */
+ if (gdbscm_guile_version_is_at_least (2, 0, 6))
+ errors = scm_port_conversion_strategy (SCM_BOOL_F);
+ else
+ errors = error_symbol;
+ }
/* We don't assume anything about the result of scm_port_conversion_strategy.
From this point on, if errors is not 'errors, use 'substitute. */