Hi,
I found a bug in mime_magic. If the module fails to read the magic file
specified by mime_magic.magicfile during the module initialisation, it
tries to put an error, and then segfaults.
Here's the backtrace.
#0 0x0813402b in sapi_send_headers (tsrm_ls=0x8277f68)
at /home/koizumi/src/php.net/HEAD/php4/main/SAPI.c:673
#1 0x080e5ce2 in php_header ()
at /home/koizumi/src/php.net/HEAD/php4/ext/standard/head.c:62
#2 0x08171433 in sapi_cli_log_message (
message=0x82a5c74 "PHP Warning: mime_magic: can't read magic file .ext/mime
_magic/tests/magic.test.1 in Unknown on line 0")
at /home/koizumi/src/php.net/HEAD/php4/sapi/cli/php_cli.c:174
#3 0x0812d639 in php_log_err (
log_message=0x82a5c74 "PHP Warning: mime_magic: can't read magic file .ext/
mime_magic/tests/magic.test.1 in Unknown on line 0", tsrm_ls=0x8277f68)
at /home/koizumi/src/php.net/HEAD/php4/main/main.c:360
#4 0x0812dc9a in php_error_cb (type=2, error_filename=0x8228eab "Unknown",
error_lineno=0, format=0x81fcb00 "mime_magic: can't read magic file %s",
args=0xbfffd7b8) at /home/koizumi/src/php.net/HEAD/php4/main/main.c:600
#5 0x081581d9 in zend_error (type=2,
format=0x81fcb00 "mime_magic: can't read magic file %s")
at /home/koizumi/src/php.net/HEAD/php4/Zend/zend.c:711
#6 0x080b2206 in apprentice ()
at /home/koizumi/src/php.net/HEAD/php4/ext/mime_magic/mime_magic.c:348
#7 0x080b1f4e in zm_startup_mime_magic (type=1, module_number=9,
tsrm_ls=0x8277f68)
at /home/koizumi/src/php.net/HEAD/php4/ext/mime_magic/mime_magic.c:266
#8 0x0815a053 in zend_startup_module (module=0x82577a0)
at /home/koizumi/src/php.net/HEAD/php4/Zend/zend_API.c:1008
#9 0x0812ec2b in php_startup_extensions (ptr=0x82621a0, count=15)
at /home/koizumi/src/php.net/HEAD/php4/main/main.c:974
#10 0x08172732 in php_startup_internal_extensions ()
at main/internal_functions_cli.c:79
#11 0x0812f090 in php_module_startup (sf=0x8261f60, additional_modules=0x0,
num_additional_modules=0)
at /home/koizumi/src/php.net/HEAD/php4/main/main.c:1138
#12 0x08171955 in main (argc=1, argv=0xbffffa94)
at /home/koizumi/src/php.net/HEAD/php4/sapi/cli/php_cli.c:446
#13 0x40318507 in __libc_start_main (main=0x81717e8 <main>, argc=1,
ubp_av=0xbffffa94, init=0x80671f8 <_init>, fini=0x8172770 <_fini>,
rtld_fini=0x4000dc14 <_dl_fini>, stack_end=0xbffffa8c)
at ../sysdeps/generic/libc-start.c:129
IMO php_error() should not be used in PHP_MINIT_FUNCTION. Any fix else?
Moriyoshi
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