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Print ssize_t as %zd

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On some architectures (x32) ssize_t is int, not long int.

../src/basic/confidential-virt.c: In function ‘msr’:
../src/basic/confidential-virt.c:133:27: error: format ‘%ld’ expects argument of type ‘long int’, but argument 7 has type ‘ssize_t’ {aka ‘int’} [-Werror=format=]
  133 |                 log_debug("Short read %ld bytes from MSR device %s (index %" PRIu64 "), ignoring",
      |                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  134 |                           rv,
      |                           ~~
      |                           |
      |                           ssize_t {aka int}
../src/basic/log.h:214:86: note: in definition of macro ‘log_full_errno_zerook’
  214 |                         ? log_internal(_level, _e, PROJECT_FILE, __LINE__, __func__, __VA_ARGS__) \
      |                                                                                      ^~~~~~~~~~~
../src/basic/log.h:242:28: note: in expansion of macro ‘log_full’
  242 | #define log_debug(...)     log_full(LOG_DEBUG,   __VA_ARGS__)
      |                            ^~~~~~~~
../src/basic/confidential-virt.c:133:17: note: in expansion of macro ‘log_debug’
  133 |                 log_debug("Short read %ld bytes from MSR device %s (index %" PRIu64 "), ignoring",
      |                 ^~~~~~~~~
../src/basic/confidential-virt.c:133:41: note: format string is defined here
  133 |                 log_debug("Short read %ld bytes from MSR device %s (index %" PRIu64 "), ignoring",
      |                                       ~~^
      |                                         |
      |                                         long int
      |                                       %d
This commit is contained in:
Luca Boccassi
2023-07-10 10:57:16 +01:00
parent e1819eb062
commit f692c4a6cf
1 changed files with 1 additions and 1 deletions
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src/basic/confidential-virt.c
+1 -1
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@@ -130,7 +130,7 @@ static uint64_t msr(uint64_t index) {
index);
return 0;
} else if (rv != sizeof(ret)) {
log_debug("Short read %ld bytes from MSR device %s (index %" PRIu64 "), ignoring",
log_debug("Short read %zd bytes from MSR device %s (index %" PRIu64 "), ignoring",
rv,
MSR_DEVICE,
index);