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authorTom Tromey <tromey@adacore.com>2019-10-22 13:32:39 -0600
committerTom Tromey <tromey@adacore.com>2019-11-08 06:59:36 -0700
commit992a70401ec229425ee75b2ad9b731f30d2de391 (patch)
treec3778d85d36c80fb93238f8ef14c06be00141ff7 /gdb/python/py-gdb-readline.c
parentRevert "GENERATE_SHLIB_SCRIPT vs. EMBEDDED." (diff)
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Constify command_line_input
This changes command_line_input to return a "const char *", which is appropriate because the memory is owned by command_line_input. Then it fixes up the users. I looked at making command_line_input transfer ownership to its caller instead, but this is complicated due to the way read_next_line is called, so I decided against it. Tested by rebuilding. gdb/ChangeLog 2019-11-08 Tom Tromey <tromey@adacore.com> * top.c (read_command_file): Update. (command_line_input): Make return type const. * python/py-gdb-readline.c: Update. * linespec.c (decode_line_2): Update. * defs.h (command_line_input): Make return type const. * cli/cli-script.c (read_next_line): Make return type const. * ada-lang.c (get_selections): Update. Change-Id: I27e6c9477fd1005ab5b16e0d337e4c015b6e6248
Diffstat (limited to 'gdb/python/py-gdb-readline.c')
-rw-r--r--gdb/python/py-gdb-readline.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/gdb/python/py-gdb-readline.c b/gdb/python/py-gdb-readline.c
index ec4ff9e13c0..dcf3b834309 100644
--- a/gdb/python/py-gdb-readline.c
+++ b/gdb/python/py-gdb-readline.c
@@ -37,7 +37,8 @@ gdbpy_readline_wrapper (FILE *sys_stdin, FILE *sys_stdout,
#endif
{
int n;
- char *p = NULL, *q;
+ const char *p = NULL;
+ char *q;
try
{