From: Gary Benson Date: Tue, 21 Apr 2015 11:07:54 +0000 (+0100) Subject: Introduce new shared function fileio_to_host_openflags X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=819843c7029916120aa2929f80e0d7276177a7fb;p=binutils-gdb.git Introduce new shared function fileio_to_host_openflags This commit introduces a new shared function to replace identical functions in GDB and gdbserver. --- diff --git a/gdb/ChangeLog b/gdb/ChangeLog index de210981e9f..f5ef884c017 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,11 @@ +2015-04-21 Gary Benson + + * common/fileio.h (fileio_to_host_openflags): New declaration. + * common/fileio.c (fcntl.h): New include. + (fileio_to_host_openflags): New function, factored out from... + * inf-child.c (inf_child_fileio_open_flags_to_host): ...here. + Single use updated. + 2015-04-21 Kevin Buettner * rl78-tdep.c (RL78_SP_ADDR): Define. diff --git a/gdb/common/fileio.c b/gdb/common/fileio.c index 5d3e6aedf3f..28335ecf3c8 100644 --- a/gdb/common/fileio.c +++ b/gdb/common/fileio.c @@ -20,6 +20,7 @@ #include "common-defs.h" #include "fileio.h" #include +#include /* See fileio.h. */ @@ -74,6 +75,40 @@ host_to_fileio_error (int error) return FILEIO_EUNKNOWN; } +/* See fileio.h. */ + +int +fileio_to_host_openflags (int fileio_open_flags, int *open_flags_p) +{ + int open_flags = 0; + + if (fileio_open_flags & ~FILEIO_O_SUPPORTED) + return -1; + + if (fileio_open_flags & FILEIO_O_CREAT) + open_flags |= O_CREAT; + if (fileio_open_flags & FILEIO_O_EXCL) + open_flags |= O_EXCL; + if (fileio_open_flags & FILEIO_O_TRUNC) + open_flags |= O_TRUNC; + if (fileio_open_flags & FILEIO_O_APPEND) + open_flags |= O_APPEND; + if (fileio_open_flags & FILEIO_O_RDONLY) + open_flags |= O_RDONLY; + if (fileio_open_flags & FILEIO_O_WRONLY) + open_flags |= O_WRONLY; + if (fileio_open_flags & FILEIO_O_RDWR) + open_flags |= O_RDWR; + /* On systems supporting binary and text mode, always open files + in binary mode. */ +#ifdef O_BINARY + open_flags |= O_BINARY; +#endif + + *open_flags_p = open_flags; + return 0; +} + /* Convert a host-format mode_t into a bitmask of File-I/O flags. */ static LONGEST diff --git a/gdb/common/fileio.h b/gdb/common/fileio.h index 69a735f9e7c..b0f27abbc6c 100644 --- a/gdb/common/fileio.h +++ b/gdb/common/fileio.h @@ -27,6 +27,11 @@ extern int host_to_fileio_error (int error); +/* Convert File-I/O open flags FFLAGS to host format, storing + the result in *FLAGS. Return 0 on success, -1 on error. */ + +extern int fileio_to_host_openflags (int fflags, int *flags); + /* Pack a host-format integer into a byte buffer in big-endian format. BYTES specifies the size of the integer to pack in bytes. */ diff --git a/gdb/gdbserver/ChangeLog b/gdb/gdbserver/ChangeLog index 94834504eb1..10d01c12019 100644 --- a/gdb/gdbserver/ChangeLog +++ b/gdb/gdbserver/ChangeLog @@ -1,3 +1,9 @@ +2015-04-21 Gary Benson + + * hostio.c (fileio_open_flags_to_host): Factored out to + fileio_to_host_openflags in common/fileio.c. Single use + updated. + 2015-04-17 Max Filippov * linux-xtensa-low.c (xtensa_fill_gregset) diff --git a/gdb/gdbserver/hostio.c b/gdb/gdbserver/hostio.c index b03b5ad11bf..9e858d91b3d 100644 --- a/gdb/gdbserver/hostio.c +++ b/gdb/gdbserver/hostio.c @@ -243,38 +243,6 @@ hostio_reply_with_data (char *own_buf, char *buffer, int len, return input_index; } -static int -fileio_open_flags_to_host (int fileio_open_flags, int *open_flags_p) -{ - int open_flags = 0; - - if (fileio_open_flags & ~FILEIO_O_SUPPORTED) - return -1; - - if (fileio_open_flags & FILEIO_O_CREAT) - open_flags |= O_CREAT; - if (fileio_open_flags & FILEIO_O_EXCL) - open_flags |= O_EXCL; - if (fileio_open_flags & FILEIO_O_TRUNC) - open_flags |= O_TRUNC; - if (fileio_open_flags & FILEIO_O_APPEND) - open_flags |= O_APPEND; - if (fileio_open_flags & FILEIO_O_RDONLY) - open_flags |= O_RDONLY; - if (fileio_open_flags & FILEIO_O_WRONLY) - open_flags |= O_WRONLY; - if (fileio_open_flags & FILEIO_O_RDWR) - open_flags |= O_RDWR; -/* On systems supporting binary and text mode, always open files in - binary mode. */ -#ifdef O_BINARY - open_flags |= O_BINARY; -#endif - - *open_flags_p = open_flags; - return 0; -} - static void handle_open (char *own_buf) { @@ -291,7 +259,7 @@ handle_open (char *own_buf) || require_comma (&p) || require_int (&p, &mode) || require_end (p) - || fileio_open_flags_to_host (fileio_flags, &flags)) + || fileio_to_host_openflags (fileio_flags, &flags)) { hostio_packet_error (own_buf); return; diff --git a/gdb/inf-child.c b/gdb/inf-child.c index 713c9d43b55..084dfa1572c 100644 --- a/gdb/inf-child.c +++ b/gdb/inf-child.c @@ -204,41 +204,6 @@ inf_child_pid_to_exec_file (struct target_ops *self, int pid) return NULL; } - -/* Target file operations. */ - -static int -inf_child_fileio_open_flags_to_host (int fileio_open_flags, int *open_flags_p) -{ - int open_flags = 0; - - if (fileio_open_flags & ~FILEIO_O_SUPPORTED) - return -1; - - if (fileio_open_flags & FILEIO_O_CREAT) - open_flags |= O_CREAT; - if (fileio_open_flags & FILEIO_O_EXCL) - open_flags |= O_EXCL; - if (fileio_open_flags & FILEIO_O_TRUNC) - open_flags |= O_TRUNC; - if (fileio_open_flags & FILEIO_O_APPEND) - open_flags |= O_APPEND; - if (fileio_open_flags & FILEIO_O_RDONLY) - open_flags |= O_RDONLY; - if (fileio_open_flags & FILEIO_O_WRONLY) - open_flags |= O_WRONLY; - if (fileio_open_flags & FILEIO_O_RDWR) - open_flags |= O_RDWR; -/* On systems supporting binary and text mode, always open files in - binary mode. */ -#ifdef O_BINARY - open_flags |= O_BINARY; -#endif - - *open_flags_p = open_flags; - return 0; -} - /* Open FILENAME on the target, using FLAGS and MODE. Return a target file descriptor, or -1 if an error occurs (and set *TARGET_ERRNO). */ @@ -250,7 +215,7 @@ inf_child_fileio_open (struct target_ops *self, int nat_flags; int fd; - if (inf_child_fileio_open_flags_to_host (flags, &nat_flags) == -1) + if (fileio_to_host_openflags (flags, &nat_flags) == -1) { *target_errno = FILEIO_EINVAL; return -1;