diff options
author | Lennart Poettering <lennart@poettering.net> | 2015-04-09 13:10:11 +0200 |
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committer | Lennart Poettering <lennart@poettering.net> | 2015-04-09 13:13:07 +0200 |
commit | aecb6fcb03c56d6469815c3965a895dd46dc5c16 (patch) | |
tree | 327ab143b19199b33fabd610fff820bb8b0f38b1 /src/vconsole/vconsole-setup.c | |
parent | 729bc933beea3365b0c9a1d5cd0eb16fb8b7e8be (diff) |
vconsole: stick to kernel-style function error handling
This undoes part of 8931278c8a9ef7b60f6b6963486a9e9febb20a0d.
We really should stick to kernel-style "int" return values from
functions, and not covnert success into boolean returns.
Diffstat (limited to 'src/vconsole/vconsole-setup.c')
-rw-r--r-- | src/vconsole/vconsole-setup.c | 42 |
1 files changed, 24 insertions, 18 deletions
diff --git a/src/vconsole/vconsole-setup.c b/src/vconsole/vconsole-setup.c index fe8573f929..5c95e3f47b 100644 --- a/src/vconsole/vconsole-setup.c +++ b/src/vconsole/vconsole-setup.c @@ -96,14 +96,14 @@ static int enable_utf8(int fd) { return r; } -static bool keyboard_load_and_wait(const char *vc, const char *map, const char *map_toggle, bool utf8) { +static int keyboard_load_and_wait(const char *vc, const char *map, const char *map_toggle, bool utf8) { const char *args[8]; - int i = 0; + int i = 0, r; pid_t pid; /* An empty map means kernel map */ if (isempty(map)) - return true; + return 1; args[i++] = KBD_LOADKEYS; args[i++] = "-q"; @@ -117,25 +117,28 @@ static bool keyboard_load_and_wait(const char *vc, const char *map, const char * args[i++] = NULL; pid = fork(); - if (pid < 0) { - log_error_errno(errno, "Failed to fork: %m"); - return false; - } else if (pid == 0) { + if (pid < 0) + return log_error_errno(errno, "Failed to fork: %m"); + else if (pid == 0) { execv(args[0], (char **) args); _exit(EXIT_FAILURE); } - return wait_for_terminate_and_warn(KBD_LOADKEYS, pid, true) == 0; + r = wait_for_terminate_and_warn(KBD_LOADKEYS, pid, true); + if (r < 0) + return r; + + return r == 0; } -static bool font_load_and_wait(const char *vc, const char *font, const char *map, const char *unimap) { +static int font_load_and_wait(const char *vc, const char *font, const char *map, const char *unimap) { const char *args[9]; - int i = 0; + int i = 0, r; pid_t pid; /* An empty font means kernel font */ if (isempty(font)) - return true; + return 1; args[i++] = KBD_SETFONT; args[i++] = "-C"; @@ -152,15 +155,18 @@ static bool font_load_and_wait(const char *vc, const char *font, const char *map args[i++] = NULL; pid = fork(); - if (pid < 0) { - log_error_errno(errno, "Failed to fork: %m"); - return false; - } else if (pid == 0) { + if (pid < 0) + return log_error_errno(errno, "Failed to fork: %m"); + else if (pid == 0) { execv(args[0], (char **) args); _exit(EXIT_FAILURE); } - return wait_for_terminate_and_warn(KBD_SETFONT, pid, true) == 0; + r = wait_for_terminate_and_warn(KBD_SETFONT, pid, true); + if (r < 0) + return r; + + return r == 0; } /* @@ -293,8 +299,8 @@ int main(int argc, char **argv) { else disable_utf8(fd); - font_ok = font_load_and_wait(vc, vc_font, vc_font_map, vc_font_unimap); - keyboard_ok = keyboard_load_and_wait(vc, vc_keymap, vc_keymap_toggle, utf8); + font_ok = font_load_and_wait(vc, vc_font, vc_font_map, vc_font_unimap) > 0; + keyboard_ok = keyboard_load_and_wait(vc, vc_keymap, vc_keymap_toggle, utf8) > 0; /* Only copy the font when we executed setfont successfully */ if (font_copy && font_ok) |